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CF2aizTqrHtiZYGxJmqCpA5sf6z9AUXJn7p8kjtUReRzgkgmUFFwHQRRmluxlSdXiIeoUAAt/9chdNfbmGp/hg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY8PR11MB7034 X-OriginatorOrg: intel.com Hello, kernel test robot noticed a 16.0% regression of iozone.average_KBps on: commit: eeeea160c640d8eb91dc3d6dc48be26c2c37457c ("[PATCH 1/2] btrfs: make buffered write to copy one page a time") url: https://github.com/intel-lab-lkp/linux/commits/Qu-Wenruo/btrfs-make-buffered-write-to-copy-one-page-a-time/20241010-124734 base: https://git.kernel.org/cgit/linux/kernel/git/kdave/linux.git for-next patch link: https://lore.kernel.org/all/0d6f8e54faafe6dba9be2f72e6d0fca99951ddfd.1728532438.git.wqu@suse.com/ patch subject: [PATCH 1/2] btrfs: make buffered write to copy one page a time testcase: iozone config: x86_64-rhel-8.3 compiler: gcc-12 test machine: 224 threads 4 sockets Intel(R) Xeon(R) Platinum 8380H CPU @ 2.90GHz (Cooper Lake) with 192G memory parameters: disk: 2HDD fs: btrfs iosched: kyber cpufreq_governor: performance If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-lkp/202410171456.b6cdebb1-oliver.sang@intel.com Details are as below: --------------------------------------------------------------------------------------------------> The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20241017/202410171456.b6cdebb1-oliver.sang@intel.com ========================================================================================= compiler/cpufreq_governor/disk/fs/iosched/kconfig/rootfs/tbox_group/testcase: gcc-12/performance/2HDD/btrfs/kyber/x86_64-rhel-8.3/debian-12-x86_64-20240206.cgz/lkp-cpl-4sp2/iozone commit: a6f63ff0d7 ("Merge branch 'for-next-next-v6.12-20241009' into for-next-20241009") eeeea160c6 ("btrfs: make buffered write to copy one page a time") a6f63ff0d7025c54 eeeea160c640d8eb91dc3d6dc48 ---------------- --------------------------- %stddev %change %stddev \ | \ 0.04 +0.0 0.04 mpstat.cpu.all.sys% 1998642 ± 84% -68.0% 638956 ± 37% numa-numastat.node0.local_node 2099811 ± 80% -65.2% 730619 ± 31% numa-numastat.node0.numa_hit 2099377 ± 80% -65.2% 730368 ± 31% numa-vmstat.node0.numa_hit 1998208 ± 84% -68.0% 638705 ± 37% numa-vmstat.node0.numa_local 64443 ± 4% +6.8% 68808 ± 2% proc-vmstat.nr_zone_write_pending 7331 ± 79% +138.8% 17505 ± 16% proc-vmstat.numa_hint_faults 95857 ± 48% +65.7% 158842 ± 11% proc-vmstat.numa_pte_updates 137921 +2.1% 140815 proc-vmstat.pgreuse 9.03 ± 2% -19.9% 7.23 ± 3% perf-stat.i.MPKI 99780778 ± 3% +20.9% 1.207e+08 ± 3% perf-stat.i.branch-instructions 1.22 -0.1 1.15 perf-stat.i.branch-miss-rate% 5.024e+08 ± 3% +22.7% 6.164e+08 ± 3% perf-stat.i.instructions 0.71 +7.1% 0.76 perf-stat.i.ipc 7.75 -15.9% 6.52 ± 2% perf-stat.overall.MPKI 2.18 ± 2% -0.3 1.90 perf-stat.overall.branch-miss-rate% 99931564 ± 3% +20.8% 1.207e+08 ± 3% perf-stat.ps.branch-instructions 5.032e+08 ± 3% +22.6% 6.168e+08 ± 3% perf-stat.ps.instructions 6.001e+11 ± 3% +22.4% 7.348e+11 ± 3% perf-stat.total.instructions 0.55 ± 47% +0.4 0.94 ± 9% perf-profile.calltrace.cycles-pp.write 0.40 ± 71% +0.5 0.86 ± 10% perf-profile.calltrace.cycles-pp.btrfs_buffered_write.btrfs_do_write_iter.vfs_write.ksys_write.do_syscall_64 0.41 ± 71% +0.5 0.87 ± 9% perf-profile.calltrace.cycles-pp.btrfs_do_write_iter.vfs_write.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe 0.43 ± 71% +0.5 0.90 ± 10% perf-profile.calltrace.cycles-pp.vfs_write.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe.write 0.44 ± 71% +0.5 0.92 ± 9% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.write 0.44 ± 71% +0.5 0.92 ± 9% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.write 0.44 ± 71% +0.5 0.91 ± 10% perf-profile.calltrace.cycles-pp.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe.write 0.16 ± 12% -0.0 0.12 ± 7% perf-profile.children.cycles-pp.run_posix_cpu_timers 0.02 ±141% +0.1 0.09 ± 46% perf-profile.children.cycles-pp.btrfs_delalloc_reserve_metadata 0.00 +0.1 0.08 ± 29% perf-profile.children.cycles-pp.prepare_one_page 0.07 ± 53% +0.1 0.17 ± 31% perf-profile.children.cycles-pp.__clear_extent_bit 0.00 +0.3 0.27 ± 18% perf-profile.children.cycles-pp.btrfs_dirty_page 0.60 ± 29% +0.3 0.95 ± 9% perf-profile.children.cycles-pp.write 0.52 ± 28% +0.3 0.87 ± 9% perf-profile.children.cycles-pp.btrfs_buffered_write 0.56 ± 28% +0.3 0.91 ± 10% perf-profile.children.cycles-pp.vfs_write 0.52 ± 28% +0.4 0.87 ± 9% perf-profile.children.cycles-pp.btrfs_do_write_iter 0.56 ± 28% +0.4 0.92 ± 10% perf-profile.children.cycles-pp.ksys_write 0.23 ± 8% -0.0 0.19 ± 8% perf-profile.self.cycles-pp.sysvec_apic_timer_interrupt 0.16 ± 12% -0.0 0.12 ± 7% perf-profile.self.cycles-pp.run_posix_cpu_timers 542043 -20.2% 432357 iozone.1024KB_1024reclen 9097871 ± 4% -57.3% 3886841 ± 8% iozone.1024KB_1024reclen.frewrite 9632899 ± 2% -57.6% 4083590 ± 3% iozone.1024KB_1024reclen.fwrite 9773507 -58.4% 4068268 ± 5% iozone.1024KB_1024reclen.random_write 9246355 ± 11% -54.7% 4192127 iozone.1024KB_1024reclen.record_rewrite 7060912 ± 3% -50.5% 3495651 ± 2% iozone.1024KB_1024reclen.rewrite 5854028 ± 11% -35.9% 3751337 ± 2% iozone.1024KB_1024reclen.write 8683596 ± 22% -55.1% 3898752 ± 13% iozone.1024KB_128reclen.frewrite 8147547 ± 30% -52.2% 3896196 ± 17% iozone.1024KB_128reclen.fwrite 11646693 ± 9% -61.2% 4517455 ± 5% iozone.1024KB_128reclen.random_write 17030272 ± 7% -73.1% 4582005 ± 2% iozone.1024KB_128reclen.record_rewrite 6710074 ± 24% -49.9% 3362845 ± 14% iozone.1024KB_128reclen.rewrite 5304511 ± 18% -31.5% 3635821 ± 9% iozone.1024KB_16reclen.frewrite 5599329 ± 12% -31.5% 3835223 ± 10% iozone.1024KB_16reclen.fwrite 6420412 ± 12% -37.5% 4015161 ± 3% iozone.1024KB_16reclen.random_write 8956010 -53.0% 4204864 ± 4% iozone.1024KB_16reclen.record_rewrite 5400865 ± 4% -36.4% 3433675 ± 8% iozone.1024KB_16reclen.rewrite 5057394 ± 4% -26.2% 3731322 ± 7% iozone.1024KB_16reclen.write 10659137 ± 4% -57.5% 4524846 ± 14% iozone.1024KB_256reclen.frewrite 9600316 ± 16% -53.8% 4433287 ± 18% iozone.1024KB_256reclen.fwrite 12086394 ± 7% -62.1% 4581666 ± 5% iozone.1024KB_256reclen.random_write 18674893 ± 3% -75.0% 4662367 ± 2% iozone.1024KB_256reclen.record_rewrite 6954389 ± 24% -53.5% 3237090 ± 15% iozone.1024KB_256reclen.rewrite 6511047 ± 22% -45.8% 3528011 ± 13% iozone.1024KB_32reclen.frewrite 6991276 ± 19% -45.7% 3797465 ± 13% iozone.1024KB_32reclen.fwrite 8883588 ± 8% -50.7% 4377528 ± 3% iozone.1024KB_32reclen.random_write 12071763 ± 4% -64.2% 4316696 iozone.1024KB_32reclen.record_rewrite 5838377 ± 19% -43.2% 3317402 ± 14% iozone.1024KB_32reclen.rewrite 8226792 ± 4% +6.4% 8755907 iozone.1024KB_4reclen.random_read 3385272 +3.1% 3491635 iozone.1024KB_4reclen.record_rewrite 2820123 ± 5% +5.4% 2971591 iozone.1024KB_4reclen.rewrite 705144 ± 3% -21.2% 555839 ± 2% iozone.1024KB_512reclen 13870147 ± 4% -51.6% 6708400 ± 12% iozone.1024KB_512reclen.frewrite 5714601 ± 6% -28.5% 4086432 ± 8% iozone.1024KB_512reclen.fwrite 12128304 ± 4% -63.6% 4417054 ± 7% iozone.1024KB_512reclen.random_write 15557904 -70.4% 4597540 iozone.1024KB_512reclen.record_rewrite 7655911 ± 5% -51.7% 3695523 ± 3% iozone.1024KB_512reclen.rewrite 6998972 ± 4% -42.9% 3996083 ± 6% iozone.1024KB_512reclen.write 7531595 ± 23% -50.8% 3701834 ± 16% iozone.1024KB_64reclen.frewrite 7586858 ± 27% -51.8% 3657647 ± 18% iozone.1024KB_64reclen.fwrite 10537091 ± 10% -58.1% 4410056 ± 5% iozone.1024KB_64reclen.random_write 14724491 ± 7% -69.4% 4504235 ± 2% iozone.1024KB_64reclen.record_rewrite 6233206 ± 24% -48.9% 3184404 ± 16% iozone.1024KB_64reclen.rewrite 4583844 ± 2% -23.5% 3507804 iozone.1024KB_8reclen.frewrite 4836398 -24.3% 3660722 iozone.1024KB_8reclen.random_write 5725197 ± 9% -28.2% 4110803 iozone.1024KB_8reclen.record_rewrite 4226568 ± 3% -22.8% 3263105 ± 8% iozone.1024KB_8reclen.rewrite 958137 ± 3% -12.4% 839054 ± 7% iozone.128KB_128reclen 8738751 ± 6% -58.6% 3617394 ± 22% iozone.128KB_128reclen.frewrite 9185212 ± 2% -59.6% 3713555 ± 20% iozone.128KB_128reclen.fwrite 11038193 ± 2% -58.9% 4542068 iozone.128KB_128reclen.random_write 10983805 ± 3% -63.0% 4068594 ± 17% iozone.128KB_128reclen.record_rewrite 6397989 ± 8% -49.6% 3221561 ± 11% iozone.128KB_128reclen.rewrite 5394780 ± 9% -40.7% 3196876 ± 17% iozone.128KB_128reclen.write 5788254 ± 5% -31.2% 3984232 ± 5% iozone.128KB_16reclen.frewrite 5282205 ± 11% -26.0% 3906918 ± 8% iozone.128KB_16reclen.fwrite 6110253 ± 8% -38.0% 3787704 ± 7% iozone.128KB_16reclen.random_write 7310434 ± 3% -47.3% 3854735 ± 2% iozone.128KB_16reclen.record_rewrite 4233865 ± 9% -31.2% 2913969 ± 20% iozone.128KB_16reclen.write 7153424 ± 12% -38.8% 4380585 ± 9% iozone.128KB_32reclen.frewrite 6781060 ± 14% -32.6% 4569325 ± 7% iozone.128KB_32reclen.fwrite 8272460 ± 2% -49.1% 4212237 ± 2% iozone.128KB_32reclen.random_write 9058701 ± 4% -57.3% 3865827 ± 8% iozone.128KB_32reclen.record_rewrite 5670379 ± 8% -42.0% 3290422 ± 6% iozone.128KB_32reclen.rewrite 4886671 ± 8% -30.9% 3378247 ± 7% iozone.128KB_32reclen.write 10953435 ± 4% -45.0% 6027905 ± 18% iozone.128KB_64reclen.frewrite 5211701 ± 15% -26.1% 3851838 ± 6% iozone.128KB_64reclen.fwrite 9901762 ± 3% -55.0% 4457872 ± 2% iozone.128KB_64reclen.random_write 10619616 ± 3% -64.1% 3817487 ± 14% iozone.128KB_64reclen.record_rewrite 5921763 ± 14% -41.8% 3446338 ± 7% iozone.128KB_64reclen.rewrite 5102284 ± 10% -33.3% 3400985 ± 9% iozone.128KB_64reclen.write 4429298 ± 5% -20.9% 3502551 ± 5% iozone.128KB_8reclen.frewrite 4245188 ± 8% -24.6% 3201936 ± 18% iozone.128KB_8reclen.fwrite 4598068 -29.4% 3247543 ± 13% iozone.128KB_8reclen.random_write 385560 -17.4% 318351 iozone.131072KB_1024reclen 4226504 -38.1% 2617224 iozone.131072KB_1024reclen.frewrite 4248661 -38.3% 2622832 iozone.131072KB_1024reclen.fwrite 4872229 ± 2% -42.1% 2820516 iozone.131072KB_1024reclen.random_write 12985870 -69.8% 3922393 iozone.131072KB_1024reclen.record_rewrite 4187877 -38.8% 2565012 iozone.131072KB_1024reclen.rewrite 3672037 ± 4% -26.8% 2686945 iozone.131072KB_1024reclen.write 448736 -19.4% 361855 iozone.131072KB_128reclen 4268447 -38.3% 2631749 iozone.131072KB_128reclen.frewrite 4323348 -39.0% 2638197 iozone.131072KB_128reclen.fwrite 4622813 -42.1% 2678604 iozone.131072KB_128reclen.random_write 19501625 -76.0% 4672640 iozone.131072KB_128reclen.record_rewrite 4027166 -37.8% 2505861 iozone.131072KB_128reclen.rewrite 3673398 -28.7% 2620321 iozone.131072KB_128reclen.write 343686 ± 2% -12.9% 299492 ± 2% iozone.131072KB_16384reclen 3478793 -30.9% 2404333 iozone.131072KB_16384reclen.frewrite 3553351 -31.4% 2437960 ± 2% iozone.131072KB_16384reclen.fwrite 4601231 -39.9% 2764435 iozone.131072KB_16384reclen.random_write 7507491 ± 2% -58.5% 3118015 iozone.131072KB_16384reclen.record_rewrite 4036137 -38.0% 2501444 ± 2% iozone.131072KB_16384reclen.rewrite 3628587 -28.2% 2606651 iozone.131072KB_16384reclen.write 366856 -14.8% 312456 iozone.131072KB_2048reclen 4072963 -37.1% 2560087 iozone.131072KB_2048reclen.frewrite 4113190 -37.2% 2582822 iozone.131072KB_2048reclen.fwrite 4757567 -40.9% 2809962 iozone.131072KB_2048reclen.random_write 10030466 -63.4% 3675841 iozone.131072KB_2048reclen.record_rewrite 4155697 -38.9% 2540635 ± 2% iozone.131072KB_2048reclen.rewrite 3694537 ± 3% -27.3% 2684360 iozone.131072KB_2048reclen.write 462547 -18.3% 378043 iozone.131072KB_256reclen 10477031 ± 3% +6.4% 11143514 iozone.131072KB_256reclen.bkwd_read 10786442 ± 3% +6.3% 11466470 ± 2% iozone.131072KB_256reclen.fread 4422554 -38.9% 2703180 iozone.131072KB_256reclen.frewrite 4513907 -40.2% 2700056 iozone.131072KB_256reclen.fwrite 4691120 ± 2% -42.1% 2715491 iozone.131072KB_256reclen.random_write 21472934 -78.2% 4689219 iozone.131072KB_256reclen.record_rewrite 4025658 ± 3% -37.7% 2508850 iozone.131072KB_256reclen.rewrite 10425184 +3.6% 10798459 iozone.131072KB_256reclen.stride_read 3674918 ± 2% -30.0% 2572009 ± 4% iozone.131072KB_256reclen.write 362980 ± 2% -13.2% 315057 iozone.131072KB_4096reclen 8598261 ± 2% +4.7% 9002206 iozone.131072KB_4096reclen.bkwd_read 4080689 -36.7% 2581225 iozone.131072KB_4096reclen.frewrite 4124534 -37.0% 2596925 iozone.131072KB_4096reclen.fwrite 4761270 -40.8% 2816424 iozone.131072KB_4096reclen.random_write 9783775 -62.2% 3697554 iozone.131072KB_4096reclen.record_rewrite 4094406 -38.6% 2515909 iozone.131072KB_4096reclen.rewrite 3711599 -27.6% 2687856 iozone.131072KB_4096reclen.write 445354 -19.5% 358554 ± 2% iozone.131072KB_512reclen 4505758 -38.9% 2751413 iozone.131072KB_512reclen.frewrite 4533134 -39.3% 2752491 iozone.131072KB_512reclen.fwrite 4841713 -42.5% 2785239 ± 2% iozone.131072KB_512reclen.random_write 19357877 ± 2% -76.6% 4527349 iozone.131072KB_512reclen.record_rewrite 4255338 ± 2% -39.3% 2581578 iozone.131072KB_512reclen.rewrite 3917082 -30.0% 2741744 iozone.131072KB_512reclen.write 427530 -18.4% 348661 iozone.131072KB_64reclen 4120078 -36.6% 2612921 iozone.131072KB_64reclen.frewrite 4163104 -37.1% 2616671 iozone.131072KB_64reclen.fwrite 4342296 -40.3% 2593797 iozone.131072KB_64reclen.random_write 16675187 ± 2% -72.3% 4617489 iozone.131072KB_64reclen.record_rewrite 3862107 -35.1% 2508071 iozone.131072KB_64reclen.rewrite 3615562 -28.2% 2594525 iozone.131072KB_64reclen.write 369656 -13.8% 318628 iozone.131072KB_8192reclen 4084040 -35.8% 2621236 iozone.131072KB_8192reclen.frewrite 4171031 -36.3% 2657549 iozone.131072KB_8192reclen.fwrite 4751812 -40.9% 2808532 iozone.131072KB_8192reclen.random_write 9274324 -61.4% 3584092 iozone.131072KB_8192reclen.record_rewrite 4079969 -38.3% 2516161 ± 2% iozone.131072KB_8192reclen.rewrite 3662940 -27.4% 2658129 iozone.131072KB_8192reclen.write 523766 ± 3% -22.7% 404748 iozone.16384KB_1024reclen 6837159 ± 6% -49.8% 3432704 ± 3% iozone.16384KB_1024reclen.frewrite 6452432 ± 6% -49.4% 3264958 iozone.16384KB_1024reclen.fwrite 11712645 ± 2% -5.3% 11094955 ± 3% iozone.16384KB_1024reclen.random_read 10212039 -59.5% 4130773 iozone.16384KB_1024reclen.random_write 10644747 ± 2% -4.2% 10199361 iozone.16384KB_1024reclen.read 13233016 -69.6% 4019136 iozone.16384KB_1024reclen.record_rewrite 11476059 ± 3% -4.7% 10941165 ± 2% iozone.16384KB_1024reclen.reread 6769300 ± 10% -50.3% 3361173 iozone.16384KB_1024reclen.rewrite 5575719 ± 7% -40.2% 3332755 ± 2% iozone.16384KB_1024reclen.write 670808 ± 4% -25.8% 497581 iozone.16384KB_128reclen 15744853 ± 4% -7.3% 14588313 ± 4% iozone.16384KB_128reclen.fread 8575298 ± 6% -55.9% 3779439 ± 2% iozone.16384KB_128reclen.frewrite 8528342 ± 9% -55.0% 3838202 ± 2% iozone.16384KB_128reclen.fwrite 10657796 ± 3% -59.9% 4274345 iozone.16384KB_128reclen.random_write 14753478 ± 5% -7.1% 13710497 ± 3% iozone.16384KB_128reclen.read 19883590 ± 2% -76.4% 4687775 iozone.16384KB_128reclen.record_rewrite 6879699 ± 11% -50.0% 3438716 ± 2% iozone.16384KB_128reclen.rewrite 5693333 ± 8% -39.7% 3435110 ± 3% iozone.16384KB_128reclen.write 402948 ± 8% -25.0% 302066 ± 3% iozone.16384KB_16384reclen 5989603 ± 18% -48.4% 3089331 ± 7% iozone.16384KB_16384reclen.frewrite 5952726 ± 18% -51.1% 2909260 ± 3% iozone.16384KB_16384reclen.fwrite 10926335 -6.0% 10266058 iozone.16384KB_16384reclen.random_read 7865529 -53.7% 3641609 iozone.16384KB_16384reclen.random_write 7097218 ± 13% -54.3% 3243012 ± 5% iozone.16384KB_16384reclen.record_rewrite 4955000 ± 13% -43.3% 2809554 ± 3% iozone.16384KB_16384reclen.rewrite 3852320 ± 9% -33.1% 2575572 ± 2% iozone.16384KB_16384reclen.write 492780 ± 4% -15.7% 415240 ± 2% iozone.16384KB_16reclen 5747167 ± 5% -37.8% 3572140 ± 2% iozone.16384KB_16reclen.frewrite 5611391 ± 6% -38.2% 3466024 ± 3% iozone.16384KB_16reclen.fwrite 6074952 -40.8% 3598773 iozone.16384KB_16reclen.random_write 9187879 -52.5% 4365629 iozone.16384KB_16reclen.record_rewrite 5018736 ± 8% -37.5% 3135693 ± 2% iozone.16384KB_16reclen.rewrite 4501210 ± 10% -31.2% 3098882 ± 3% iozone.16384KB_16reclen.write 476039 ± 3% -20.2% 379667 iozone.16384KB_2048reclen 6201803 ± 10% -43.6% 3500786 ± 2% iozone.16384KB_2048reclen.frewrite 5898758 ± 9% -45.2% 3230000 ± 2% iozone.16384KB_2048reclen.fwrite 8666918 -55.7% 3842024 ± 2% iozone.16384KB_2048reclen.random_write 10076118 -63.3% 3695523 iozone.16384KB_2048reclen.record_rewrite 11218308 ± 3% -4.8% 10684627 ± 3% iozone.16384KB_2048reclen.reread 6119133 ± 10% -48.4% 3156270 ± 3% iozone.16384KB_2048reclen.rewrite 5152680 ± 10% -37.9% 3197545 ± 3% iozone.16384KB_2048reclen.write 683080 ± 5% -27.1% 497924 ± 3% iozone.16384KB_256reclen 16140658 ± 4% -8.2% 14818303 ± 5% iozone.16384KB_256reclen.freread 8337309 ± 12% -55.9% 3675422 ± 6% iozone.16384KB_256reclen.frewrite 8623447 ± 12% -57.0% 3709426 ± 5% iozone.16384KB_256reclen.fwrite 11159490 ± 2% -61.4% 4306677 ± 3% iozone.16384KB_256reclen.random_write 14760981 ± 4% -6.7% 13765221 ± 2% iozone.16384KB_256reclen.read 21831204 -78.4% 4713642 iozone.16384KB_256reclen.record_rewrite 7346093 ± 9% -53.7% 3403207 ± 4% iozone.16384KB_256reclen.rewrite 6109079 ± 8% -41.8% 3556551 ± 3% iozone.16384KB_256reclen.write 566054 ± 5% -19.9% 453202 ± 2% iozone.16384KB_32reclen 6697700 ± 10% -46.4% 3591587 ± 2% iozone.16384KB_32reclen.frewrite 6970026 ± 9% -48.2% 3609335 ± 4% iozone.16384KB_32reclen.fwrite 7956017 ± 2% -50.3% 3958068 iozone.16384KB_32reclen.random_write 12942212 ± 5% -66.0% 4406567 ± 4% iozone.16384KB_32reclen.record_rewrite 5921726 ± 11% -45.9% 3201790 ± 3% iozone.16384KB_32reclen.rewrite 5191971 ± 12% -37.6% 3237823 ± 4% iozone.16384KB_32reclen.write 460586 ± 5% -20.6% 365537 ± 2% iozone.16384KB_4096reclen 6335781 ± 15% -40.0% 3803409 ± 5% iozone.16384KB_4096reclen.frewrite 5870430 ± 13% -41.6% 3428726 ± 2% iozone.16384KB_4096reclen.fwrite 8495162 -54.7% 3847451 ± 2% iozone.16384KB_4096reclen.random_write 9388265 ± 3% -61.5% 3615448 iozone.16384KB_4096reclen.record_rewrite 11077239 ± 3% -6.7% 10336092 ± 2% iozone.16384KB_4096reclen.reread 5871104 ± 12% -49.5% 2965535 iozone.16384KB_4096reclen.rewrite 4790750 ± 13% -37.9% 2972961 iozone.16384KB_4096reclen.write 9047972 ± 2% -3.4% 8738705 iozone.16384KB_4reclen.freread 6915186 ± 4% -4.3% 6614717 ± 2% iozone.16384KB_4reclen.random_read 3396707 +3.0% 3497129 iozone.16384KB_4reclen.record_rewrite 614723 ± 3% -27.4% 446233 ± 4% iozone.16384KB_512reclen 13914396 ± 4% -7.8% 12828695 ± 5% iozone.16384KB_512reclen.bkwd_read 8096910 ± 7% -54.1% 3714698 ± 4% iozone.16384KB_512reclen.frewrite 8101100 ± 8% -54.6% 3676473 iozone.16384KB_512reclen.fwrite 11355901 ± 3% -61.9% 4330173 ± 2% iozone.16384KB_512reclen.random_write 12460175 ± 4% -7.6% 11507388 ± 4% iozone.16384KB_512reclen.read 19238622 ± 4% -76.4% 4542726 iozone.16384KB_512reclen.record_rewrite 7323816 ± 12% -53.2% 3425389 iozone.16384KB_512reclen.rewrite 13429700 ± 4% -8.2% 12323787 ± 4% iozone.16384KB_512reclen.stride_read 6207547 ± 11% -42.5% 3572174 ± 3% iozone.16384KB_512reclen.write 624341 ± 4% -23.2% 479567 iozone.16384KB_64reclen 15151736 ± 4% -8.6% 13854885 ± 4% iozone.16384KB_64reclen.bkwd_read 7323657 ± 8% -48.8% 3746646 ± 2% iozone.16384KB_64reclen.frewrite 7790658 ± 7% -52.3% 3719161 ± 3% iozone.16384KB_64reclen.fwrite 9510948 ± 2% -55.8% 4207249 iozone.16384KB_64reclen.random_write 16906757 -72.5% 4652294 iozone.16384KB_64reclen.record_rewrite 6631166 ± 9% -50.1% 3311344 ± 3% iozone.16384KB_64reclen.rewrite 5573825 ± 10% -39.7% 3361066 ± 4% iozone.16384KB_64reclen.write 433143 ± 7% -21.4% 340305 ± 3% iozone.16384KB_8192reclen 7362577 ± 9% -40.0% 4417899 ± 5% iozone.16384KB_8192reclen.frewrite 5392604 ± 2% -31.0% 3719420 ± 6% iozone.16384KB_8192reclen.fwrite 8344361 ± 3% -53.9% 3843290 iozone.16384KB_8192reclen.random_write 8531288 ± 10% -59.7% 3440601 ± 4% iozone.16384KB_8192reclen.record_rewrite 5582200 ± 14% -48.4% 2880844 ± 2% iozone.16384KB_8192reclen.rewrite 11218798 ± 2% -11.7% 9903546 ± 8% iozone.16384KB_8192reclen.stride_read 4609004 ± 13% -40.2% 2756259 iozone.16384KB_8192reclen.write 406592 ± 5% -9.1% 369612 iozone.16384KB_8reclen 4483118 ± 4% -24.4% 3388493 ± 2% iozone.16384KB_8reclen.frewrite 4294129 ± 8% -24.4% 3248404 ± 2% iozone.16384KB_8reclen.fwrite 4177378 ± 2% -24.7% 3147515 iozone.16384KB_8reclen.random_write 6115193 -32.6% 4124662 iozone.16384KB_8reclen.record_rewrite 4044126 ± 7% -24.7% 3046498 ± 3% iozone.16384KB_8reclen.rewrite 3777195 ± 9% -22.3% 2935122 ± 4% iozone.16384KB_8reclen.write 546618 -19.5% 439945 iozone.2048KB_1024reclen 12660025 -46.8% 6732798 ± 2% iozone.2048KB_1024reclen.frewrite 6005037 ± 4% -29.6% 4228146 ± 4% iozone.2048KB_1024reclen.fwrite 9615106 ± 4% -56.3% 4204222 iozone.2048KB_1024reclen.random_write 10922139 ± 2% -63.3% 4012164 ± 6% iozone.2048KB_1024reclen.record_rewrite 7433654 ± 2% -51.5% 3602167 iozone.2048KB_1024reclen.rewrite 6398008 ± 4% -39.9% 3847742 ± 5% iozone.2048KB_1024reclen.write 774331 ± 2% -19.1% 626077 iozone.2048KB_128reclen 9339282 ± 3% -54.7% 4235217 ± 7% iozone.2048KB_128reclen.frewrite 9861836 -55.1% 4432068 iozone.2048KB_128reclen.fwrite 11255098 ± 3% -61.0% 4393415 ± 5% iozone.2048KB_128reclen.random_write 19154136 -75.7% 4660792 iozone.2048KB_128reclen.record_rewrite 7915314 ± 3% -52.0% 3797347 iozone.2048KB_128reclen.rewrite 6736213 ± 7% -39.0% 4106970 ± 6% iozone.2048KB_128reclen.write 540333 -12.0% 475243 ± 2% iozone.2048KB_16reclen 6117335 -37.0% 3853879 iozone.2048KB_16reclen.frewrite 6170729 ± 3% -36.7% 3906222 iozone.2048KB_16reclen.fwrite 6457065 ± 2% -39.3% 3920286 ± 2% iozone.2048KB_16reclen.random_write 8925801 -52.3% 4258996 iozone.2048KB_16reclen.record_rewrite 5634792 ± 2% -36.8% 3559899 ± 3% iozone.2048KB_16reclen.rewrite 5116892 ± 8% -27.1% 3732619 ± 4% iozone.2048KB_16reclen.write 487898 -17.8% 401052 iozone.2048KB_2048reclen 8131189 -53.7% 3766691 ± 2% iozone.2048KB_2048reclen.frewrite 8051272 ± 8% -52.1% 3853722 ± 2% iozone.2048KB_2048reclen.fwrite 8324425 ± 2% -53.1% 3907865 ± 3% iozone.2048KB_2048reclen.random_write 8403246 -54.1% 3853043 ± 3% iozone.2048KB_2048reclen.record_rewrite 6448049 ± 7% -46.7% 3436943 iozone.2048KB_2048reclen.rewrite 4736760 ± 10% -33.6% 3147117 iozone.2048KB_2048reclen.write 787613 ± 3% -20.5% 626349 iozone.2048KB_256reclen 10263264 ± 3% -54.7% 4646604 iozone.2048KB_256reclen.frewrite 10179784 ± 3% -54.3% 4657053 iozone.2048KB_256reclen.fwrite 11645748 ± 7% -61.9% 4442609 ± 5% iozone.2048KB_256reclen.random_write 19996981 ± 3% -76.9% 4610956 ± 4% iozone.2048KB_256reclen.record_rewrite 7744388 ± 9% -50.5% 3835087 iozone.2048KB_256reclen.rewrite 7117349 ± 4% -41.4% 4169140 ± 3% iozone.2048KB_256reclen.write 617275 ± 2% -15.9% 519296 iozone.2048KB_32reclen 7401019 ± 3% -45.4% 4037639 iozone.2048KB_32reclen.frewrite 7719491 ± 2% -46.9% 4097741 iozone.2048KB_32reclen.fwrite 8633317 ± 3% -51.1% 4221529 ± 2% iozone.2048KB_32reclen.random_write 11765911 ± 14% -62.2% 4441885 iozone.2048KB_32reclen.record_rewrite 6743151 ± 2% -44.1% 3772064 ± 2% iozone.2048KB_32reclen.rewrite 6067717 ± 6% -33.3% 4045820 ± 3% iozone.2048KB_32reclen.write 686319 ± 2% -20.3% 547002 ± 2% iozone.2048KB_512reclen 10258408 ± 4% -51.1% 5013013 ± 3% iozone.2048KB_512reclen.frewrite 9201658 ± 14% -46.4% 4934039 ± 7% iozone.2048KB_512reclen.fwrite 11811913 ± 5% -61.4% 4556856 iozone.2048KB_512reclen.random_write 16741303 ± 3% -73.0% 4512235 iozone.2048KB_512reclen.record_rewrite 8076937 ± 5% -52.5% 3832601 iozone.2048KB_512reclen.rewrite 6402629 ± 11% -37.7% 3990424 ± 4% iozone.2048KB_512reclen.write 686438 ± 2% -19.3% 553707 iozone.2048KB_64reclen 8426729 ± 8% -50.2% 4196218 iozone.2048KB_64reclen.frewrite 8949585 ± 2% -52.3% 4271865 iozone.2048KB_64reclen.fwrite 10476756 ± 2% -59.1% 4284777 ± 7% iozone.2048KB_64reclen.random_write 16339660 ± 2% -72.4% 4512540 iozone.2048KB_64reclen.record_rewrite 7299616 ± 6% -48.1% 3786234 iozone.2048KB_64reclen.rewrite 6425014 ± 13% -35.1% 4172482 ± 2% iozone.2048KB_64reclen.write 446265 ± 2% -7.2% 414117 ± 2% iozone.2048KB_8reclen 4600877 ± 3% -21.7% 3602700 iozone.2048KB_8reclen.frewrite 4696867 ± 4% -24.1% 3563359 ± 5% iozone.2048KB_8reclen.fwrite 4575834 -25.8% 3396893 ± 3% iozone.2048KB_8reclen.random_write 5909456 ± 6% -30.9% 4084327 iozone.2048KB_8reclen.record_rewrite 4163296 ± 8% -17.9% 3419822 iozone.2048KB_8reclen.rewrite 4315228 ± 3% -17.8% 3545590 ± 2% iozone.2048KB_8reclen.write 876883 -12.7% 765305 ± 2% iozone.256KB_128reclen 12782503 ± 3% -45.0% 7025945 iozone.256KB_128reclen.frewrite 5741338 ± 2% -33.1% 3842429 ± 15% iozone.256KB_128reclen.fwrite 12766790 ± 2% -62.6% 4776665 ± 3% iozone.256KB_128reclen.random_write 14002687 -67.8% 4512965 ± 5% iozone.256KB_128reclen.record_rewrite 7065110 ± 13% -50.3% 3507880 ± 14% iozone.256KB_128reclen.rewrite 5930962 ± 7% -32.3% 4015437 iozone.256KB_128reclen.write 642307 ± 2% -9.2% 583516 ± 3% iozone.256KB_16reclen 6074746 ± 2% -37.6% 3792774 ± 6% iozone.256KB_16reclen.frewrite 6105783 -41.2% 3591341 ± 20% iozone.256KB_16reclen.fwrite 6873747 ± 4% -41.7% 4006649 ± 4% iozone.256KB_16reclen.random_write 7981703 ± 7% -48.4% 4120145 iozone.256KB_16reclen.record_rewrite 5440790 -34.9% 3540479 iozone.256KB_16reclen.rewrite 4945496 ± 5% -25.8% 3668556 ± 4% iozone.256KB_16reclen.write 936922 -12.7% 817874 iozone.256KB_256reclen 9160325 ± 13% -53.8% 4230113 ± 4% iozone.256KB_256reclen.frewrite 10080319 ± 8% -56.3% 4405546 iozone.256KB_256reclen.fwrite 13506820 ± 9% -65.9% 4601257 ± 15% iozone.256KB_256reclen.random_write 13415163 -65.9% 4570189 ± 10% iozone.256KB_256reclen.record_rewrite 6785904 ± 16% -45.7% 3687027 ± 4% iozone.256KB_256reclen.rewrite 6143300 ± 8% -42.8% 3513204 ± 9% iozone.256KB_256reclen.write 731396 ± 4% -9.5% 661916 iozone.256KB_32reclen 7356434 ± 6% -42.7% 4215021 ± 4% iozone.256KB_32reclen.frewrite 7645775 ± 2% -43.3% 4336420 ± 4% iozone.256KB_32reclen.fwrite 9336883 -51.9% 4486681 iozone.256KB_32reclen.random_write 10992498 -61.6% 4219066 ± 4% iozone.256KB_32reclen.record_rewrite 6343748 ± 3% -44.5% 3519118 ± 4% iozone.256KB_32reclen.rewrite 5653159 ± 3% -33.4% 3767542 ± 7% iozone.256KB_32reclen.write 9842890 +3.0% 10135309 iozone.256KB_4reclen.fread 3091569 +3.9% 3211087 iozone.256KB_4reclen.frewrite 819494 -12.5% 716765 ± 3% iozone.256KB_64reclen 9479809 ± 2% -48.1% 4915296 ± 4% iozone.256KB_64reclen.frewrite 9443174 -47.2% 4989437 iozone.256KB_64reclen.fwrite 10982966 ± 9% -60.0% 4396044 ± 16% iozone.256KB_64reclen.random_write 13120773 ± 2% -66.2% 4430361 iozone.256KB_64reclen.record_rewrite 7022881 -47.4% 3691036 ± 4% iozone.256KB_64reclen.rewrite 5811449 ± 10% -32.1% 3946590 ± 4% iozone.256KB_64reclen.write 505316 -6.0% 474879 ± 3% iozone.256KB_8reclen 4604603 ± 3% -22.0% 3592664 ± 3% iozone.256KB_8reclen.frewrite 4723759 ± 4% -20.5% 3757181 iozone.256KB_8reclen.fwrite 4880843 -25.9% 3614503 ± 3% iozone.256KB_8reclen.random_write 5720852 -31.3% 3930088 iozone.256KB_8reclen.record_rewrite 4171724 ± 3% -27.0% 3045157 ± 19% iozone.256KB_8reclen.rewrite 384269 -18.7% 312569 ± 3% iozone.262144KB_1024reclen 4228130 -38.5% 2601765 iozone.262144KB_1024reclen.frewrite 4245661 -38.6% 2605001 iozone.262144KB_1024reclen.fwrite 4764166 -43.3% 2700353 ± 7% iozone.262144KB_1024reclen.random_write 13022842 -71.4% 3718118 ± 9% iozone.262144KB_1024reclen.record_rewrite 4224765 -38.4% 2603504 iozone.262144KB_1024reclen.rewrite 3762221 -30.8% 2604280 ± 8% iozone.262144KB_1024reclen.write 444657 -19.4% 358268 iozone.262144KB_128reclen 4257822 -38.7% 2611195 iozone.262144KB_128reclen.frewrite 4256653 -38.4% 2620727 iozone.262144KB_128reclen.fwrite 4442435 -41.8% 2585358 iozone.262144KB_128reclen.random_write 19508218 -76.2% 4635032 iozone.262144KB_128reclen.record_rewrite 4027292 -38.4% 2482551 iozone.262144KB_128reclen.rewrite 3685432 -31.3% 2531930 ± 5% iozone.262144KB_128reclen.write 350335 -12.9% 305213 iozone.262144KB_16384reclen 3306788 -31.6% 2262244 iozone.262144KB_16384reclen.frewrite 3400413 -34.4% 2230709 ± 5% iozone.262144KB_16384reclen.fwrite 4625060 -39.8% 2783094 iozone.262144KB_16384reclen.random_write 7521068 ± 14% -57.6% 3192318 ± 5% iozone.262144KB_16384reclen.record_rewrite 4086952 -39.4% 2477683 iozone.262144KB_16384reclen.rewrite 3595399 -30.1% 2513733 ± 11% iozone.262144KB_16384reclen.write 359063 ± 4% -13.1% 311921 iozone.262144KB_2048reclen 3920404 ± 8% -35.4% 2531203 iozone.262144KB_2048reclen.frewrite 3927967 ± 9% -35.2% 2544352 iozone.262144KB_2048reclen.fwrite 4645669 ± 2% -40.2% 2777700 iozone.262144KB_2048reclen.random_write 10198908 -63.7% 3697244 iozone.262144KB_2048reclen.record_rewrite 4147484 -38.1% 2567342 iozone.262144KB_2048reclen.rewrite 3710679 ± 2% -28.2% 2662870 iozone.262144KB_2048reclen.write 463955 -20.6% 368213 iozone.262144KB_256reclen 10373960 ± 5% +5.0% 10890873 iozone.262144KB_256reclen.bkwd_read 4479411 -40.2% 2680473 iozone.262144KB_256reclen.frewrite 4457060 -39.9% 2679874 iozone.262144KB_256reclen.fwrite 4606982 -42.4% 2655255 iozone.262144KB_256reclen.random_write 21281948 -78.1% 4651245 iozone.262144KB_256reclen.record_rewrite 4131652 -39.6% 2494448 ± 2% iozone.262144KB_256reclen.rewrite 3745982 -30.3% 2610616 iozone.262144KB_256reclen.write 363030 -13.7% 313142 iozone.262144KB_4096reclen 4077622 -37.6% 2545637 iozone.262144KB_4096reclen.frewrite 4097419 -37.5% 2560139 iozone.262144KB_4096reclen.fwrite 4667585 ± 2% -39.9% 2803072 iozone.262144KB_4096reclen.random_write 9839826 -62.5% 3694499 iozone.262144KB_4096reclen.record_rewrite 4124679 -38.3% 2543895 iozone.262144KB_4096reclen.rewrite 3629825 ± 3% -26.5% 2666858 iozone.262144KB_4096reclen.write 447934 -20.2% 357320 iozone.262144KB_512reclen 4535922 -40.0% 2722081 iozone.262144KB_512reclen.frewrite 4549499 -39.9% 2732292 iozone.262144KB_512reclen.fwrite 4748840 -41.8% 2764377 iozone.262144KB_512reclen.random_write 19397355 ± 2% -76.8% 4508272 iozone.262144KB_512reclen.record_rewrite 4267200 ± 2% -40.2% 2552813 iozone.262144KB_512reclen.rewrite 3885152 ± 5% -31.3% 2670734 ± 5% iozone.262144KB_512reclen.write 424456 -18.3% 346877 iozone.262144KB_64reclen 10154974 ± 3% +4.1% 10568230 iozone.262144KB_64reclen.fread 4094335 -36.6% 2596063 iozone.262144KB_64reclen.frewrite 4122313 -37.1% 2590914 iozone.262144KB_64reclen.fwrite 4173511 -40.4% 2488944 iozone.262144KB_64reclen.random_write 16968397 -72.9% 4604559 iozone.262144KB_64reclen.record_rewrite 3911540 -36.7% 2476357 iozone.262144KB_64reclen.rewrite 3540605 ± 2% -28.8% 2522326 ± 5% iozone.262144KB_64reclen.write 363270 -14.1% 312070 iozone.262144KB_8192reclen 4072504 -36.9% 2569494 iozone.262144KB_8192reclen.frewrite 4127105 -37.6% 2577055 iozone.262144KB_8192reclen.fwrite 4684117 -40.3% 2795599 iozone.262144KB_8192reclen.random_write 9668475 -62.9% 3591337 ± 4% iozone.262144KB_8192reclen.record_rewrite 4149213 -38.8% 2540318 ± 2% iozone.262144KB_8192reclen.rewrite 3626868 ± 4% -26.8% 2656000 iozone.262144KB_8192reclen.write 452361 ± 6% -23.5% 346179 ± 3% iozone.32768KB_1024reclen 10954271 ± 5% -7.6% 10121060 ± 7% iozone.32768KB_1024reclen.fread 5449792 ± 13% -45.9% 2950655 ± 6% iozone.32768KB_1024reclen.frewrite 5406442 ± 14% -47.2% 2853976 ± 4% iozone.32768KB_1024reclen.fwrite 8077369 ± 7% -55.7% 3581207 ± 3% iozone.32768KB_1024reclen.random_write 13107006 -69.8% 3962878 iozone.32768KB_1024reclen.record_rewrite 5297933 ± 13% -44.4% 2944868 ± 5% iozone.32768KB_1024reclen.rewrite 4381643 ± 17% -34.6% 2863550 ± 4% iozone.32768KB_1024reclen.write 540696 ± 10% -24.6% 407737 iozone.32768KB_128reclen 13364204 ± 8% -11.1% 11887041 ± 7% iozone.32768KB_128reclen.freread 5879763 ± 19% -48.6% 3021490 ± 4% iozone.32768KB_128reclen.frewrite 5784176 ± 26% -49.4% 2926630 ± 5% iozone.32768KB_128reclen.fwrite 7645945 ± 13% -53.4% 3566359 ± 4% iozone.32768KB_128reclen.random_write 19380762 ± 4% -76.1% 4637415 iozone.32768KB_128reclen.record_rewrite 5152463 ± 15% -46.5% 2756253 ± 4% iozone.32768KB_128reclen.rewrite 4778959 ± 12% -42.6% 2743941 ± 2% iozone.32768KB_128reclen.write 355402 ± 6% -18.6% 289426 ± 5% iozone.32768KB_16384reclen 5065660 ± 7% -27.4% 3678717 ± 3% iozone.32768KB_16384reclen.frewrite 4502475 ± 5% -22.7% 3479293 ± 3% iozone.32768KB_16384reclen.fwrite 5977933 ± 2% -48.3% 3091112 ± 8% iozone.32768KB_16384reclen.random_write 6161792 ± 3% -51.7% 2974276 ± 4% iozone.32768KB_16384reclen.record_rewrite 4532246 ± 3% -42.5% 2606120 ± 3% iozone.32768KB_16384reclen.rewrite 3764245 ± 11% -29.5% 2653857 ± 4% iozone.32768KB_16384reclen.write 434720 ± 5% -20.8% 344426 ± 3% iozone.32768KB_2048reclen 5241635 ± 11% -45.6% 2851437 ± 2% iozone.32768KB_2048reclen.frewrite 4750629 ± 13% -43.2% 2699454 ± 5% iozone.32768KB_2048reclen.fwrite 7484649 ± 5% -55.5% 3327521 ± 8% iozone.32768KB_2048reclen.random_write 9823060 -62.6% 3673651 iozone.32768KB_2048reclen.record_rewrite 5226760 ± 13% -45.0% 2872670 ± 4% iozone.32768KB_2048reclen.rewrite 4208492 ± 13% -33.9% 2781504 ± 2% iozone.32768KB_2048reclen.write 561829 ± 9% -25.6% 417889 ± 2% iozone.32768KB_256reclen 6860768 ± 11% -53.2% 3208544 ± 7% iozone.32768KB_256reclen.frewrite 6098671 ± 27% -50.5% 3020109 ± 6% iozone.32768KB_256reclen.fwrite 8463832 ± 8% -56.5% 3682172 ± 3% iozone.32768KB_256reclen.random_write 21467650 -78.2% 4679967 iozone.32768KB_256reclen.record_rewrite 5273214 ± 13% -47.3% 2778932 ± 7% iozone.32768KB_256reclen.rewrite 4373441 ± 13% -35.2% 2832910 ± 7% iozone.32768KB_256reclen.write 414838 ± 7% -15.6% 350194 ± 4% iozone.32768KB_4096reclen 5398092 ± 6% -44.2% 3011772 ± 6% iozone.32768KB_4096reclen.frewrite 4815155 ± 10% -38.3% 2971343 ± 5% iozone.32768KB_4096reclen.fwrite 7050252 ± 8% -50.8% 3465523 ± 3% iozone.32768KB_4096reclen.random_write 9399112 ± 3% -60.9% 3672116 iozone.32768KB_4096reclen.record_rewrite 5116695 ± 9% -44.6% 2835183 ± 4% iozone.32768KB_4096reclen.rewrite 4077496 ± 11% -31.7% 2786662 ± 3% iozone.32768KB_4096reclen.write 537403 ± 7% -26.9% 392679 ± 2% iozone.32768KB_512reclen 6382722 ± 14% -53.0% 2999010 ± 5% iozone.32768KB_512reclen.frewrite 6043775 ± 20% -50.8% 2975689 ± 5% iozone.32768KB_512reclen.fwrite 8431834 ± 9% -55.9% 3715052 ± 3% iozone.32768KB_512reclen.random_write 19350771 -76.7% 4499910 iozone.32768KB_512reclen.record_rewrite 5673691 ± 15% -49.6% 2860172 ± 3% iozone.32768KB_512reclen.rewrite 4695280 ± 17% -39.0% 2862002 ± 2% iozone.32768KB_512reclen.write 516609 ± 8% -23.8% 393799 ± 2% iozone.32768KB_64reclen 13166484 ± 5% -12.2% 11562108 ± 8% iozone.32768KB_64reclen.bkwd_read 5103586 ± 19% -46.5% 2727942 ± 3% iozone.32768KB_64reclen.frewrite 5235240 ± 23% -46.5% 2801394 ± 3% iozone.32768KB_64reclen.fwrite 7279781 ± 6% -50.6% 3592676 ± 3% iozone.32768KB_64reclen.random_write 16991347 -72.9% 4607452 iozone.32768KB_64reclen.record_rewrite 4910826 ± 14% -43.0% 2799150 ± 6% iozone.32768KB_64reclen.rewrite 4188458 ± 6% -35.2% 2715386 ± 3% iozone.32768KB_64reclen.write 399134 ± 6% -16.3% 334017 ± 3% iozone.32768KB_8192reclen 4890220 ± 10% -36.2% 3118086 ± 6% iozone.32768KB_8192reclen.frewrite 5198365 ± 5% -36.9% 3281056 iozone.32768KB_8192reclen.fwrite 6937688 ± 5% -50.9% 3404642 ± 2% iozone.32768KB_8192reclen.random_write 8411000 ± 5% -58.4% 3497183 iozone.32768KB_8192reclen.record_rewrite 4886181 ± 10% -40.6% 2901408 ± 2% iozone.32768KB_8192reclen.rewrite 4060328 ± 14% -29.3% 2869880 ± 6% iozone.32768KB_8192reclen.write 547507 -21.3% 431106 iozone.4096KB_1024reclen 8803122 -47.6% 4608902 iozone.4096KB_1024reclen.frewrite 8190984 ± 2% -45.8% 4436387 iozone.4096KB_1024reclen.fwrite 10046329 -58.1% 4210980 ± 3% iozone.4096KB_1024reclen.random_write 12133980 -66.9% 4019665 iozone.4096KB_1024reclen.record_rewrite 7585382 ± 2% -51.9% 3651453 iozone.4096KB_1024reclen.rewrite 6590193 ± 2% -42.1% 3817964 ± 4% iozone.4096KB_1024reclen.write 722013 ± 2% -23.0% 556038 iozone.4096KB_128reclen 9524794 -55.3% 4258037 ± 2% iozone.4096KB_128reclen.frewrite 9592753 -55.8% 4241299 ± 2% iozone.4096KB_128reclen.fwrite 11349709 -60.6% 4473598 iozone.4096KB_128reclen.random_write 19159156 ± 2% -75.8% 4638607 iozone.4096KB_128reclen.record_rewrite 8146349 -53.5% 3789449 ± 3% iozone.4096KB_128reclen.rewrite 7034730 ± 3% -43.2% 3994649 ± 7% iozone.4096KB_128reclen.write 531712 -12.5% 465267 iozone.4096KB_16reclen 6137175 -37.2% 3852128 iozone.4096KB_16reclen.frewrite 6226631 ± 2% -37.0% 3921424 iozone.4096KB_16reclen.fwrite 6427825 -40.2% 3841270 iozone.4096KB_16reclen.random_write 9153123 -52.9% 4310771 iozone.4096KB_16reclen.record_rewrite 5642240 ± 2% -36.1% 3606201 iozone.4096KB_16reclen.rewrite 4733088 ± 10% -26.9% 3461604 ± 7% iozone.4096KB_16reclen.write 498194 -17.3% 411858 iozone.4096KB_2048reclen 10061771 -40.7% 5967435 iozone.4096KB_2048reclen.frewrite 5695122 ± 3% -29.8% 3999587 ± 2% iozone.4096KB_2048reclen.fwrite 8538957 -52.9% 4021716 iozone.4096KB_2048reclen.random_write 9154121 -57.9% 3852260 iozone.4096KB_2048reclen.record_rewrite 6784175 -48.7% 3477279 iozone.4096KB_2048reclen.rewrite 5730945 ± 4% -37.5% 3583348 ± 4% iozone.4096KB_2048reclen.write 799652 -22.1% 622935 iozone.4096KB_256reclen 10182498 -56.7% 4413478 iozone.4096KB_256reclen.frewrite 10079537 ± 2% -56.4% 4398351 iozone.4096KB_256reclen.fwrite 11431595 ± 5% -60.7% 4489528 iozone.4096KB_256reclen.random_write 21136142 -77.9% 4668119 iozone.4096KB_256reclen.record_rewrite 8432884 ± 2% -54.4% 3841577 iozone.4096KB_256reclen.rewrite 7143188 ± 3% -41.3% 4190914 iozone.4096KB_256reclen.write 622082 -18.0% 509974 iozone.4096KB_32reclen 7573420 ± 2% -47.2% 3997267 iozone.4096KB_32reclen.frewrite 7723292 -47.7% 4040106 ± 2% iozone.4096KB_32reclen.fwrite 8332826 -51.0% 4080432 ± 3% iozone.4096KB_32reclen.random_write 13037221 -65.6% 4482760 iozone.4096KB_32reclen.record_rewrite 6853083 ± 2% -45.0% 3767795 iozone.4096KB_32reclen.rewrite 6176004 ± 3% -34.5% 4044866 ± 2% iozone.4096KB_32reclen.write 500859 -18.8% 406662 iozone.4096KB_4096reclen 8390312 -54.4% 3825195 ± 3% iozone.4096KB_4096reclen.frewrite 8363283 -53.3% 3901735 iozone.4096KB_4096reclen.fwrite 8389951 ± 4% -52.1% 4022578 iozone.4096KB_4096reclen.random_write 8597277 -53.3% 4017127 iozone.4096KB_4096reclen.record_rewrite 6710892 -48.8% 3438657 iozone.4096KB_4096reclen.rewrite 4836366 ± 3% -33.0% 3238538 iozone.4096KB_4096reclen.write 7445582 ± 2% -4.1% 7142068 ± 2% iozone.4096KB_4reclen.stride_read 703788 ± 2% -23.3% 539608 ± 2% iozone.4096KB_512reclen 9674357 ± 2% -54.1% 4444669 iozone.4096KB_512reclen.frewrite 9274029 -52.7% 4384389 iozone.4096KB_512reclen.fwrite 12050340 -62.6% 4509701 iozone.4096KB_512reclen.random_write 18073626 -75.1% 4502289 iozone.4096KB_512reclen.record_rewrite 8382898 ± 2% -53.8% 3874107 iozone.4096KB_512reclen.rewrite 7020098 ± 8% -40.0% 4213203 iozone.4096KB_512reclen.write 680911 -20.5% 541063 iozone.4096KB_64reclen 8715570 ± 2% -52.1% 4171282 iozone.4096KB_64reclen.frewrite 8859582 ± 2% -53.2% 4142478 ± 4% iozone.4096KB_64reclen.fwrite 10038380 ± 2% -56.8% 4331688 iozone.4096KB_64reclen.random_write 15765586 -2.9% 15313032 iozone.4096KB_64reclen.read 16626317 -72.4% 4584815 iozone.4096KB_64reclen.record_rewrite 7572169 ± 3% -49.2% 3848094 iozone.4096KB_64reclen.rewrite 6403648 ± 9% -38.2% 3959666 ± 5% iozone.4096KB_64reclen.write 425985 ± 3% -6.5% 398362 iozone.4096KB_8reclen 4504277 ± 4% -22.2% 3504237 iozone.4096KB_8reclen.frewrite 4593663 ± 3% -22.4% 3564791 ± 2% iozone.4096KB_8reclen.fwrite 10555094 -3.3% 10208177 iozone.4096KB_8reclen.random_read 4370705 ± 2% -26.3% 3220631 iozone.4096KB_8reclen.random_write 5963939 ± 2% -33.1% 3989125 ± 2% iozone.4096KB_8reclen.record_rewrite 4209124 ± 3% -21.5% 3303798 iozone.4096KB_8reclen.rewrite 852407 ± 3% -16.0% 715694 ± 2% iozone.512KB_128reclen 10177118 ± 5% -50.2% 5068071 ± 4% iozone.512KB_128reclen.frewrite 10282951 ± 3% -50.3% 5106983 ± 3% iozone.512KB_128reclen.fwrite 12595570 ± 15% -61.4% 4865755 ± 2% iozone.512KB_128reclen.random_write 16296842 -72.9% 4417265 ± 8% iozone.512KB_128reclen.record_rewrite 7757871 ± 3% -51.1% 3794609 ± 2% iozone.512KB_128reclen.rewrite 6638722 ± 3% -38.9% 4057507 ± 3% iozone.512KB_128reclen.write 595458 -9.2% 540559 iozone.512KB_16reclen 5956064 ± 3% -34.5% 3903203 iozone.512KB_16reclen.frewrite 6272496 ± 2% -37.0% 3949192 ± 2% iozone.512KB_16reclen.fwrite 7236243 -43.7% 4075432 ± 3% iozone.512KB_16reclen.random_write 8719765 -51.8% 4201307 ± 2% iozone.512KB_16reclen.record_rewrite 5446223 ± 2% -34.1% 3588778 ± 2% iozone.512KB_16reclen.rewrite 5142682 ± 5% -26.0% 3804311 ± 3% iozone.512KB_16reclen.write 849114 ± 2% -15.0% 721716 ± 3% iozone.512KB_256reclen 12957952 ± 4% -46.2% 6969607 ± 2% iozone.512KB_256reclen.frewrite 5522956 ± 8% -25.6% 4110667 ± 5% iozone.512KB_256reclen.fwrite 14017494 -65.6% 4822324 ± 6% iozone.512KB_256reclen.random_write 16381271 -71.5% 4674505 ± 4% iozone.512KB_256reclen.record_rewrite 7501543 ± 4% -50.6% 3703905 ± 5% iozone.512KB_256reclen.rewrite 6216048 ± 13% -36.3% 3958710 ± 11% iozone.512KB_256reclen.write 719626 ± 2% -11.8% 634484 iozone.512KB_32reclen 7478304 ± 5% -44.2% 4170717 iozone.512KB_32reclen.frewrite 7753337 -45.1% 4258997 iozone.512KB_32reclen.fwrite 9722852 -53.8% 4495981 ± 3% iozone.512KB_32reclen.random_write 11873100 ± 3% -63.3% 4351978 ± 2% iozone.512KB_32reclen.record_rewrite 6544030 ± 5% -42.7% 3747946 iozone.512KB_32reclen.rewrite 5826301 ± 6% -31.0% 4019454 ± 2% iozone.512KB_32reclen.write 741696 ± 2% -15.5% 626927 ± 4% iozone.512KB_512reclen 9528590 ± 18% -55.5% 4237034 ± 4% iozone.512KB_512reclen.frewrite 10150088 ± 18% -57.3% 4333989 ± 4% iozone.512KB_512reclen.fwrite 12817906 ± 5% -64.2% 4585174 ± 7% iozone.512KB_512reclen.random_write 11254899 ± 23% -58.1% 4712207 ± 3% iozone.512KB_512reclen.record_rewrite 7774338 ± 5% -53.4% 3624363 ± 9% iozone.512KB_512reclen.rewrite 6771886 ± 2% -41.1% 3986479 ± 4% iozone.512KB_512reclen.write 800056 -13.7% 690201 ± 2% iozone.512KB_64reclen 8943767 ± 2% -49.5% 4519888 ± 2% iozone.512KB_64reclen.frewrite 9113029 ± 2% -49.3% 4618343 iozone.512KB_64reclen.fwrite 11727579 ± 4% -59.9% 4707398 ± 4% iozone.512KB_64reclen.random_write 14262817 ± 7% -69.3% 4379665 ± 3% iozone.512KB_64reclen.record_rewrite 7189400 ± 2% -48.1% 3727859 ± 2% iozone.512KB_64reclen.rewrite 6324167 ± 3% -35.8% 4057263 ± 3% iozone.512KB_64reclen.write 478105 -4.9% 454663 ± 2% iozone.512KB_8reclen 4484121 ± 8% -21.3% 3529343 ± 2% iozone.512KB_8reclen.frewrite 4734724 ± 2% -22.5% 3667327 ± 2% iozone.512KB_8reclen.fwrite 4285637 ± 3% -21.7% 3354676 ± 3% iozone.512KB_8reclen.rewrite 4167376 ± 7% -16.1% 3497431 ± 4% iozone.512KB_8reclen.write 380792 -16.9% 316489 iozone.524288KB_1024reclen 4182707 -38.2% 2584442 iozone.524288KB_1024reclen.frewrite 4208045 -38.5% 2586615 iozone.524288KB_1024reclen.fwrite 4746818 -41.9% 2756626 iozone.524288KB_1024reclen.random_write 12948563 -69.8% 3914308 iozone.524288KB_1024reclen.record_rewrite 4186499 -38.2% 2588662 iozone.524288KB_1024reclen.rewrite 3707293 -27.7% 2680239 iozone.524288KB_1024reclen.write 431843 ± 4% -17.4% 356596 iozone.524288KB_128reclen 4069767 ± 9% -36.4% 2588593 iozone.524288KB_128reclen.frewrite 4079706 ± 9% -36.0% 2611388 iozone.524288KB_128reclen.fwrite 4379068 -42.5% 2519619 iozone.524288KB_128reclen.random_write 18466442 ± 14% -75.0% 4611034 iozone.524288KB_128reclen.record_rewrite 10592121 +1.7% 10767895 iozone.524288KB_128reclen.reread 4002754 -37.8% 2491421 iozone.524288KB_128reclen.rewrite 3627215 -29.8% 2548092 ± 3% iozone.524288KB_128reclen.write 347453 -11.4% 307984 iozone.524288KB_16384reclen 3271528 -34.2% 2151430 ± 4% iozone.524288KB_16384reclen.frewrite 3286841 -32.6% 2214421 iozone.524288KB_16384reclen.fwrite 4625809 -39.7% 2791290 iozone.524288KB_16384reclen.random_write 8139628 ± 8% -59.9% 3267021 ± 2% iozone.524288KB_16384reclen.record_rewrite 4074653 -36.6% 2584407 iozone.524288KB_16384reclen.rewrite 3657694 -27.9% 2636561 iozone.524288KB_16384reclen.write 364883 -13.9% 314183 iozone.524288KB_2048reclen 8847193 +2.4% 9060472 iozone.524288KB_2048reclen.fread 4036772 -37.6% 2518570 iozone.524288KB_2048reclen.frewrite 4055761 -37.3% 2541319 iozone.524288KB_2048reclen.fwrite 4648856 -40.5% 2767063 iozone.524288KB_2048reclen.random_write 10209277 -63.8% 3700146 iozone.524288KB_2048reclen.record_rewrite 4120405 -37.4% 2580251 iozone.524288KB_2048reclen.rewrite 3687354 ± 2% -27.5% 2673004 iozone.524288KB_2048reclen.write 431784 ± 8% -14.7% 368311 iozone.524288KB_256reclen 4061568 ± 12% -34.3% 2667748 iozone.524288KB_256reclen.frewrite 4089031 ± 13% -34.6% 2675433 iozone.524288KB_256reclen.fwrite 4153039 ± 13% -37.7% 2586336 iozone.524288KB_256reclen.random_write 21061999 -77.9% 4663314 iozone.524288KB_256reclen.record_rewrite 9644476 ± 11% +13.5% 10947927 iozone.524288KB_256reclen.reread 3957096 ± 8% -36.9% 2498077 iozone.524288KB_256reclen.rewrite 3708958 -29.7% 2607600 iozone.524288KB_256reclen.write 365403 -13.8% 314900 iozone.524288KB_4096reclen 4018347 -36.9% 2537033 iozone.524288KB_4096reclen.frewrite 4064270 -37.3% 2549563 iozone.524288KB_4096reclen.fwrite 4663198 -40.3% 2784744 iozone.524288KB_4096reclen.random_write 10057156 -63.1% 3715403 iozone.524288KB_4096reclen.record_rewrite 4154963 -38.3% 2561944 iozone.524288KB_4096reclen.rewrite 3733178 -28.7% 2662798 iozone.524288KB_4096reclen.write 445806 -19.5% 358905 iozone.524288KB_512reclen 4455258 -38.9% 2723386 iozone.524288KB_512reclen.frewrite 4529424 -39.7% 2732012 iozone.524288KB_512reclen.fwrite 4728030 -42.8% 2702810 iozone.524288KB_512reclen.random_write 19417290 ± 3% -76.9% 4494683 iozone.524288KB_512reclen.record_rewrite 4252001 ± 2% -40.2% 2543611 iozone.524288KB_512reclen.rewrite 3748274 ± 5% -28.2% 2690289 ± 2% iozone.524288KB_512reclen.write 416154 -16.7% 346626 iozone.524288KB_64reclen 4097421 -37.7% 2552856 iozone.524288KB_64reclen.frewrite 4114763 -36.9% 2597729 iozone.524288KB_64reclen.fwrite 4059909 -41.4% 2380185 ± 4% iozone.524288KB_64reclen.random_write 16909664 -73.5% 4487795 ± 5% iozone.524288KB_64reclen.record_rewrite 3885305 -36.0% 2484738 iozone.524288KB_64reclen.rewrite 3485125 ± 2% -26.4% 2565242 iozone.524288KB_64reclen.write 361507 -13.0% 314496 iozone.524288KB_8192reclen 8751425 +3.3% 9044435 iozone.524288KB_8192reclen.bkwd_read 4021932 -37.3% 2519798 iozone.524288KB_8192reclen.frewrite 4029210 -37.4% 2520367 iozone.524288KB_8192reclen.fwrite 4624949 -39.6% 2792755 iozone.524288KB_8192reclen.random_write 9824162 -63.5% 3588696 ± 2% iozone.524288KB_8192reclen.record_rewrite 4113266 -37.5% 2569105 iozone.524288KB_8192reclen.rewrite 8840507 +2.6% 9069156 iozone.524288KB_8192reclen.stride_read 3695751 -27.7% 2670870 iozone.524288KB_8192reclen.write 4652673 ± 24% -48.2% 2411724 ± 38% iozone.64KB_16reclen.random_write 6124949 ± 6% -44.5% 3402157 ± 5% iozone.64KB_16reclen.record_rewrite 4690498 ± 4% -34.5% 3072246 ± 14% iozone.64KB_16reclen.rewrite 7132382 ± 15% -48.9% 3642362 ± 6% iozone.64KB_32reclen.record_rewrite 8120162 ± 6% -54.2% 3720855 ± 19% iozone.64KB_64reclen.random_write 8267460 ± 6% -50.1% 4125200 ± 4% iozone.64KB_64reclen.record_rewrite 4581532 ± 17% -39.5% 2769666 ± 19% iozone.64KB_64reclen.write 4691011 -35.0% 3050516 ± 20% iozone.64KB_8reclen.record_rewrite 4003729 ± 4% -27.2% 2915760 ± 11% iozone.64KB_8reclen.rewrite 3360656 ± 3% -14.1% 2885464 ± 5% iozone.64KB_8reclen.write 402591 ± 2% -20.6% 319718 iozone.65536KB_1024reclen 9791995 ± 2% -3.8% 9416697 ± 3% iozone.65536KB_1024reclen.freread 4307101 -39.1% 2621644 iozone.65536KB_1024reclen.frewrite 4498761 ± 4% -41.9% 2615383 iozone.65536KB_1024reclen.fwrite 5660509 ± 4% -48.7% 2902944 iozone.65536KB_1024reclen.random_write 12809725 ± 2% -69.4% 3916498 iozone.65536KB_1024reclen.record_rewrite 9776019 ± 5% -8.1% 8988945 ± 2% iozone.65536KB_1024reclen.reread 4350957 ± 2% -39.4% 2638716 iozone.65536KB_1024reclen.rewrite 3974207 ± 5% -31.6% 2718382 iozone.65536KB_1024reclen.write 473239 ± 4% -21.9% 369705 ± 2% iozone.65536KB_128reclen 4377096 ± 2% -39.5% 2647855 iozone.65536KB_128reclen.frewrite 4729920 ± 9% -43.2% 2684971 iozone.65536KB_128reclen.fwrite 5468735 ± 5% -46.9% 2903721 iozone.65536KB_128reclen.random_write 19818575 -76.5% 4652744 iozone.65536KB_128reclen.record_rewrite 4213942 ± 2% -38.8% 2580789 iozone.65536KB_128reclen.rewrite 3959940 ± 5% -33.7% 2627238 iozone.65536KB_128reclen.write 339441 ± 2% -14.9% 288777 ± 2% iozone.65536KB_16384reclen 3836114 -29.5% 2705330 iozone.65536KB_16384reclen.frewrite 4026876 ± 2% -32.6% 2713650 ± 5% iozone.65536KB_16384reclen.fwrite 5066003 ± 2% -42.3% 2921152 ± 2% iozone.65536KB_16384reclen.random_write 6647502 -53.6% 3084275 iozone.65536KB_16384reclen.record_rewrite 4000380 -37.0% 2520062 ± 2% iozone.65536KB_16384reclen.rewrite 3689062 ± 4% -29.9% 2585183 iozone.65536KB_16384reclen.write 381408 ± 3% -17.2% 315791 iozone.65536KB_2048reclen 4150052 ± 2% -38.2% 2562800 ± 3% iozone.65536KB_2048reclen.frewrite 4366399 ± 5% -40.6% 2594992 iozone.65536KB_2048reclen.fwrite 5459554 ± 5% -46.4% 2928750 iozone.65536KB_2048reclen.random_write 9999409 -63.3% 3665495 iozone.65536KB_2048reclen.record_rewrite 4323040 ± 2% -39.5% 2616028 iozone.65536KB_2048reclen.rewrite 3975298 ± 4% -31.6% 2719542 ± 2% iozone.65536KB_2048reclen.write 493925 ± 3% -23.3% 379052 iozone.65536KB_256reclen 4618908 ± 2% -40.7% 2739839 iozone.65536KB_256reclen.frewrite 4878676 ± 8% -43.8% 2742467 iozone.65536KB_256reclen.fwrite 5543513 ± 7% -47.5% 2911964 ± 2% iozone.65536KB_256reclen.random_write 21674869 -78.3% 4703546 iozone.65536KB_256reclen.record_rewrite 4316073 ± 2% -40.6% 2561615 ± 2% iozone.65536KB_256reclen.rewrite 4091194 ± 8% -34.4% 2685829 ± 3% iozone.65536KB_256reclen.write 386466 ± 3% -16.4% 322996 iozone.65536KB_4096reclen 4262068 -38.7% 2613308 ± 2% iozone.65536KB_4096reclen.frewrite 4246013 ± 2% -37.8% 2639126 iozone.65536KB_4096reclen.fwrite 5377536 ± 2% -46.7% 2868163 ± 5% iozone.65536KB_4096reclen.random_write 9619397 -62.4% 3619658 iozone.65536KB_4096reclen.record_rewrite 4295062 ± 2% -39.2% 2609899 iozone.65536KB_4096reclen.rewrite 3873263 ± 4% -29.3% 2737042 ± 2% iozone.65536KB_4096reclen.write 471489 -23.1% 362778 ± 2% iozone.65536KB_512reclen 4719039 ± 2% -41.0% 2786233 iozone.65536KB_512reclen.frewrite 4941073 ± 6% -44.5% 2744267 ± 2% iozone.65536KB_512reclen.fwrite 5763651 ± 6% -47.5% 3027789 ± 2% iozone.65536KB_512reclen.random_write 19424730 ± 3% -76.7% 4531186 iozone.65536KB_512reclen.record_rewrite 4506592 ± 2% -41.0% 2657102 iozone.65536KB_512reclen.rewrite 4278222 ± 6% -35.5% 2758807 ± 2% iozone.65536KB_512reclen.write 450461 ± 2% -21.4% 354159 ± 3% iozone.65536KB_64reclen 4245088 ± 3% -39.9% 2551044 ± 5% iozone.65536KB_64reclen.frewrite 4472056 ± 7% -39.1% 2721937 ± 2% iozone.65536KB_64reclen.fwrite 5105996 ± 5% -44.1% 2852003 iozone.65536KB_64reclen.random_write 16847036 ± 2% -72.5% 4626346 iozone.65536KB_64reclen.record_rewrite 4068751 -36.8% 2569793 iozone.65536KB_64reclen.rewrite 3761778 ± 4% -29.8% 2640634 ± 6% iozone.65536KB_64reclen.write 374899 ± 2% -16.6% 312721 iozone.65536KB_8192reclen 4248877 ± 3% -35.4% 2744762 ± 2% iozone.65536KB_8192reclen.frewrite 4347033 ± 2% -36.0% 2782983 iozone.65536KB_8192reclen.fwrite 5102401 ± 2% -42.7% 2923845 iozone.65536KB_8192reclen.random_write 9046426 -60.9% 3535553 iozone.65536KB_8192reclen.record_rewrite 4181552 -37.9% 2598768 iozone.65536KB_8192reclen.rewrite 3725325 ± 5% -27.6% 2698126 iozone.65536KB_8192reclen.write 541652 -21.0% 427956 iozone.8192KB_1024reclen 7588814 ± 2% -47.4% 3994097 iozone.8192KB_1024reclen.frewrite 7082574 ± 4% -44.9% 3904631 iozone.8192KB_1024reclen.fwrite 10345367 -58.8% 4265061 ± 2% iozone.8192KB_1024reclen.random_write 12687343 ± 4% -68.1% 4044617 iozone.8192KB_1024reclen.record_rewrite 7671323 -52.6% 3637718 ± 2% iozone.8192KB_1024reclen.rewrite 6403719 -40.0% 3843378 ± 2% iozone.8192KB_1024reclen.write 715385 -21.7% 559829 ± 2% iozone.8192KB_128reclen 9492398 -55.1% 4265155 iozone.8192KB_128reclen.frewrite 9583339 -55.2% 4294686 iozone.8192KB_128reclen.fwrite 10948189 -59.5% 4439434 iozone.8192KB_128reclen.random_write 19822925 -76.5% 4666594 iozone.8192KB_128reclen.record_rewrite 8024183 ± 2% -51.5% 3895607 iozone.8192KB_128reclen.rewrite 6726543 ± 3% -38.9% 4111241 ± 2% iozone.8192KB_128reclen.write 529512 -12.8% 461764 iozone.8192KB_16reclen 12713193 ± 2% -2.4% 12403682 iozone.8192KB_16reclen.bkwd_read 6142090 ± 2% -37.0% 3869305 iozone.8192KB_16reclen.frewrite 6202098 -36.7% 3924276 iozone.8192KB_16reclen.fwrite 6298580 -40.0% 3782064 iozone.8192KB_16reclen.random_write 9019398 ± 4% -51.7% 4356552 iozone.8192KB_16reclen.record_rewrite 5739034 -37.1% 3608220 iozone.8192KB_16reclen.rewrite 5319076 ± 3% -30.9% 3677574 ± 6% iozone.8192KB_16reclen.write 497042 -19.9% 398208 ± 2% iozone.8192KB_2048reclen 7599511 ± 2% -53.0% 3568886 ± 26% iozone.8192KB_2048reclen.frewrite 7063907 -43.2% 4012680 ± 2% iozone.8192KB_2048reclen.fwrite 8661047 -57.6% 3676566 ± 18% iozone.8192KB_2048reclen.random_write 9853000 -61.9% 3752285 iozone.8192KB_2048reclen.record_rewrite 6834824 -49.3% 3465809 iozone.8192KB_2048reclen.rewrite 5745400 ± 5% -37.6% 3585810 ± 2% iozone.8192KB_2048reclen.write 733833 ± 2% -23.5% 561035 ± 2% iozone.8192KB_256reclen 9868867 ± 2% -56.1% 4335083 iozone.8192KB_256reclen.frewrite 9962499 -56.7% 4309833 ± 2% iozone.8192KB_256reclen.fwrite 11554593 -61.1% 4490540 iozone.8192KB_256reclen.random_write 21283509 -77.9% 4705744 iozone.8192KB_256reclen.record_rewrite 8183994 ± 5% -52.0% 3931252 iozone.8192KB_256reclen.rewrite 6826489 ± 9% -39.7% 4119292 ± 4% iozone.8192KB_256reclen.write 616178 ± 2% -17.3% 509351 ± 2% iozone.8192KB_32reclen 7607962 ± 2% -47.0% 4028488 iozone.8192KB_32reclen.frewrite 7723721 -47.1% 4089104 iozone.8192KB_32reclen.fwrite 8246685 -49.9% 4127517 iozone.8192KB_32reclen.random_write 14882779 ± 2% -3.8% 14313397 ± 3% iozone.8192KB_32reclen.read 13176393 -65.8% 4512706 iozone.8192KB_32reclen.record_rewrite 6905286 ± 2% -45.3% 3777504 iozone.8192KB_32reclen.rewrite 6136280 ± 4% -36.1% 3919141 ± 2% iozone.8192KB_32reclen.write 480910 ± 3% -18.6% 391551 iozone.8192KB_4096reclen 9029468 ± 7% -43.0% 5145507 ± 3% iozone.8192KB_4096reclen.frewrite 4898402 ± 3% -24.6% 3693143 ± 7% iozone.8192KB_4096reclen.fwrite 8547116 -54.0% 3929360 iozone.8192KB_4096reclen.random_write 9254872 -59.3% 3769732 iozone.8192KB_4096reclen.record_rewrite 6569113 ± 2% -49.7% 3303761 iozone.8192KB_4096reclen.rewrite 5563031 ± 2% -39.3% 3374003 ± 3% iozone.8192KB_4096reclen.write 3440021 +2.4% 3522588 iozone.8192KB_4reclen.record_rewrite 711208 ± 2% -23.9% 541401 ± 3% iozone.8192KB_512reclen 9320610 -55.0% 4196921 ± 2% iozone.8192KB_512reclen.frewrite 8957011 -53.4% 4174983 iozone.8192KB_512reclen.fwrite 11809259 -62.1% 4476670 ± 2% iozone.8192KB_512reclen.random_write 18829929 -76.1% 4508938 iozone.8192KB_512reclen.record_rewrite 8411175 ± 3% -53.8% 3887441 iozone.8192KB_512reclen.rewrite 7166144 ± 2% -44.7% 3959966 ± 3% iozone.8192KB_512reclen.write 675616 ± 2% -19.9% 541307 ± 2% iozone.8192KB_64reclen 8613899 ± 4% -51.6% 4172567 iozone.8192KB_64reclen.frewrite 8822220 ± 2% -52.4% 4202922 iozone.8192KB_64reclen.fwrite 9695269 ± 4% -55.4% 4319618 iozone.8192KB_64reclen.random_write 16652653 -72.5% 4584103 iozone.8192KB_64reclen.record_rewrite 7647358 ± 2% -49.8% 3838600 iozone.8192KB_64reclen.rewrite 6513828 ± 5% -38.2% 4025626 ± 4% iozone.8192KB_64reclen.write 461761 ± 4% -22.1% 359687 iozone.8192KB_8192reclen 7795996 ± 6% -54.3% 3564917 iozone.8192KB_8192reclen.frewrite 7654999 ± 6% -54.5% 3479801 ± 2% iozone.8192KB_8192reclen.fwrite 8520759 -54.0% 3918730 iozone.8192KB_8192reclen.random_write 8157000 ± 3% -55.0% 3671143 iozone.8192KB_8192reclen.record_rewrite 6177989 ± 5% -49.5% 3119569 ± 2% iozone.8192KB_8192reclen.rewrite 4416235 ± 5% -34.4% 2896523 ± 3% iozone.8192KB_8192reclen.write 439124 ± 2% -7.6% 405667 iozone.8192KB_8reclen 4698260 -23.2% 3610275 iozone.8192KB_8reclen.frewrite 4768517 -23.2% 3660266 iozone.8192KB_8reclen.fwrite 4380191 -25.2% 3277166 ± 2% iozone.8192KB_8reclen.random_write 6126524 -33.0% 4104360 iozone.8192KB_8reclen.record_rewrite 4439028 -22.8% 3425308 iozone.8192KB_8reclen.rewrite 4266167 ± 5% -20.0% 3412028 ± 2% iozone.8192KB_8reclen.write 5162798 -16.0% 4334478 iozone.average_KBps 60901246 ± 3% -43.0% 34701299 iozone.frewrite_KBps 57283573 ± 3% -42.0% 33239682 iozone.fwrite_KBps 70165219 -50.7% 34625385 iozone.random_write_KBps 1.178e+08 -66.3% 39658202 iozone.record_rewrite_KBps 52267713 ± 2% -42.3% 30152206 iozone.rewrite_KBps 5.00 +20.0% 6.00 iozone.time.percent_of_cpu_this_job_got 59.48 +27.4% 75.76 iozone.time.system_time 390341 ± 16% +40.8% 549598 ± 9% iozone.time.voluntary_context_switches 45439615 ± 3% -32.4% 30728676 iozone.write_KBps Disclaimer: Results have been estimated based on internal Intel analysis and are provided for informational purposes only. Any difference in system hardware or software design or configuration may affect actual performance. -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki