From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============6426354816325479412==" MIME-Version: 1.0 From: kernel test robot To: lkp@lists.01.org Subject: [AHCI] 18dcf433f3d: -3.3% fileio.requests_per_sec Date: Mon, 27 Oct 2014 10:16:51 +0800 Message-ID: <20141027021651.GF27038@yliu-dev.sh.intel.com> List-Id: --===============6426354816325479412== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable FYI, we noticed the below changes on commit 18dcf433f3ded61eb140a55e7048ec2fef79e723 ("AHCI: Optimize single IRQ= interrupt processing") 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 testbox/testcase/testparams ---------------- -------------------------- --------------------------- %stddev %change %stddev \ | \ = 61.60 =C2=B1 1% -3.3% 59.56 =C2=B1 0% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 61.60 -3.3% 59.56 GEO-MEAN fileio.requests_per_= sec 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 436798 =C2=B1 28% -73.4% 116066 =C2=B1 33% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 436798 -73.4% 116066 GEO-MEAN sched_debug.cpu#2.tt= wu_local 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 29791 =C2=B1 4% -72.7% 8123 =C2=B1 6% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 29791 -72.7% 8123 GEO-MEAN sched_debug.cfs_rq[2= ]:/.exec_clock 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 26505 =C2=B1 3% -71.1% 7657 =C2=B1 6% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 26505 -71.1% 7657 GEO-MEAN sched_debug.cfs_rq[3= ]:/.exec_clock 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 211746 =C2=B1 47% +122.7% 471499 =C2=B1 23% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 211746 +122.7% 471499 GEO-MEAN sched_debug.cpu#3.tt= wu_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 25 =C2=B1 38% +206.3% 77 =C2=B1 12% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 25 +206.3% 77 GEO-MEAN sched_debug.cfs_rq[0= ]:/.tg_runnable_contrib 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 395023 =C2=B1 21% +179.3% 1103475 =C2=B1 9% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 395023 +179.3% 1103475 GEO-MEAN sched_debug.cpu#0.sc= hed_goidle 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 26678 =C2=B1 6% +185.9% 76281 =C2=B1 0% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 26678 +185.9% 76281 GEO-MEAN sched_debug.cfs_rq[0= ]:/.exec_clock 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 206903 =C2=B1 45% +105.1% 424444 =C2=B1 26% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 206903 +105.1% 424444 GEO-MEAN sched_debug.cpu#3.sc= hed_goidle 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 814594 =C2=B1 21% +173.2% 2225796 =C2=B1 9% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 814594 +173.2% 2225795 GEO-MEAN sched_debug.cpu#0.nr= _switches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 815199 =C2=B1 21% +173.2% 2227078 =C2=B1 9% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 815198 +173.2% 2227078 GEO-MEAN sched_debug.cpu#0.sc= hed_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 1213 =C2=B1 36% +195.3% 3583 =C2=B1 12% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 1213 +195.3% 3583 GEO-MEAN sched_debug.cfs_rq[0= ]:/.avg->runnable_avg_sum 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 29624 =C2=B1 6% +176.5% 81923 =C2=B1 1% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 29624 +176.5% 81923 GEO-MEAN sched_debug.cfs_rq[0= ]:/.min_vruntime 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 193739 =C2=B1 46% +99.9% 387345 =C2=B1 15% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 193739 +99.9% 387345 GEO-MEAN sched_debug.cpu#1.sc= hed_goidle 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 482611 =C2=B1 24% -60.5% 190666 =C2=B1 19% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 482611 -60.5% 190666 GEO-MEAN sched_debug.cpu#2.sc= hed_goidle 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 31073 =C2=B1 4% -63.6% 11312 =C2=B1 2% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 31073 -63.6% 11312 GEO-MEAN sched_debug.cfs_rq[3= ]:/.min_vruntime 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 12 =C2=B1 33% -68.3% 4 =C2=B1 27% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 12 -68.3% 4 GEO-MEAN sched_debug.cpu#3.cp= u_load[4] 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 440281 =C2=B1 42% +97.4% 869268 =C2=B1 25% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 440281 +97.4% 869268 GEO-MEAN sched_debug.cpu#3.nr= _switches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 440898 =C2=B1 42% +97.2% 869665 =C2=B1 25% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 440898 +97.2% 869665 GEO-MEAN sched_debug.cpu#3.sc= hed_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 33967 =C2=B1 4% -63.3% 12450 =C2=B1 3% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 33967 -63.3% 12450 GEO-MEAN sched_debug.cfs_rq[2= ]:/.min_vruntime 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 413955 =C2=B1 43% +93.7% 801767 =C2=B1 14% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 413955 +93.7% 801767 GEO-MEAN sched_debug.cpu#1.nr= _switches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 414509 =C2=B1 43% +93.5% 802162 =C2=B1 14% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 414509 +93.5% 802162 GEO-MEAN sched_debug.cpu#1.sc= hed_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 991210 =C2=B1 24% -57.1% 425186 =C2=B1 17% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 991210 -57.1% 425186 GEO-MEAN sched_debug.cpu#2.nr= _switches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 991832 =C2=B1 24% -57.1% 425587 =C2=B1 17% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 991831 -57.1% 425587 GEO-MEAN sched_debug.cpu#2.sc= hed_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 437 =C2=B1 14% -59.6% 176 =C2=B1 27% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 539 =C2=B1 7% -50.6% 266 =C2=B1 7% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 485 -55.3% 217 GEO-MEAN slabinfo.xfs_buf.act= ive_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 446 =C2=B1 14% -57.7% 188 =C2=B1 30% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 548 =C2=B1 6% -43.9% 307 =C2=B1 4% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 494 -51.3% 240 GEO-MEAN slabinfo.xfs_buf.num= _objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 216837 =C2=B1 39% +85.6% 402550 =C2=B1 14% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 216837 +85.6% 402550 GEO-MEAN sched_debug.cpu#1.tt= wu_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 496141 =C2=B1 24% +117.8% 1080683 =C2=B1 2% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 496141 +117.8% 1080683 GEO-MEAN sched_debug.cpu#2.tt= wu_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 23697 =C2=B1 7% -51.9% 11404 =C2=B1 2% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 23697 -51.9% 11404 GEO-MEAN sched_debug.cfs_rq[1= ]:/.min_vruntime 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 88762 =C2=B1 5% +94.9% 173015 =C2=B1 2% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 88762 +94.9% 173015 GEO-MEAN sched_debug.cpu#0.nr= _load_updates 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 21233 =C2=B1 8% -49.3% 10767 =C2=B1 5% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 21233 -49.3% 10767 GEO-MEAN sched_debug.cfs_rq[1= ]:/.exec_clock 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 14 =C2=B1 29% -51.4% 7 =C2=B1 15% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 14 -51.4% 6 GEO-MEAN sched_debug.cpu#3.cp= u_load[3] 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 44 =C2=B1 13% -45.2% 24 =C2=B1 7% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 44 -45.2% 24 GEO-MEAN sched_debug.cfs_rq[3= ]:/.tg_runnable_contrib 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 5.00 =C2=B1 16% -31.1% 3.45 =C2=B1 28% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 5.00 -31.1% 3.45 GEO-MEAN perf-profile.cpu-cyc= les.__writeback_inodes_wb.wb_writeback.bdi_writeback_workfn.process_one_wor= k.worker_thread 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 5.00 =C2=B1 16% -31.6% 3.42 =C2=B1 28% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 5.00 -31.6% 3.42 GEO-MEAN perf-profile.cpu-cyc= les.writeback_sb_inodes.__writeback_inodes_wb.wb_writeback.bdi_writeback_wo= rkfn.process_one_work 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 4.99 =C2=B1 16% -31.6% 3.41 =C2=B1 28% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 4.99 -31.6% 3.41 GEO-MEAN perf-profile.cpu-cyc= les.write_cache_pages.generic_writepages.xfs_vm_writepages.do_writepages.__= writeback_single_inode 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 4.99 =C2=B1 16% -31.6% 3.41 =C2=B1 28% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 4.99 -31.6% 3.41 GEO-MEAN perf-profile.cpu-cyc= les.xfs_vm_writepages.do_writepages.__writeback_single_inode.writeback_sb_i= nodes.__writeback_inodes_wb 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 5.00 =C2=B1 16% -31.1% 3.45 =C2=B1 28% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 5.00 -31.1% 3.45 GEO-MEAN perf-profile.cpu-cyc= les.wb_writeback.bdi_writeback_workfn.process_one_work.worker_thread.kthread 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 4.99 =C2=B1 16% -31.6% 3.41 =C2=B1 28% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 4.99 -31.6% 3.41 GEO-MEAN perf-profile.cpu-cyc= les.do_writepages.__writeback_single_inode.writeback_sb_inodes.__writeback_= inodes_wb.wb_writeback 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 4.98 =C2=B1 16% -31.4% 3.41 =C2=B1 28% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 4.98 -31.4% 3.41 GEO-MEAN perf-profile.cpu-cyc= les.__writepage.write_cache_pages.generic_writepages.xfs_vm_writepages.do_w= ritepages 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 5.00 =C2=B1 16% -31.7% 3.41 =C2=B1 28% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 5.00 -31.7% 3.41 GEO-MEAN perf-profile.cpu-cyc= les.__writeback_single_inode.writeback_sb_inodes.__writeback_inodes_wb.wb_w= riteback.bdi_writeback_workfn 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 4.98 =C2=B1 16% -31.4% 3.41 =C2=B1 28% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 4.98 -31.4% 3.41 GEO-MEAN perf-profile.cpu-cyc= les.xfs_vm_writepage.__writepage.write_cache_pages.generic_writepages.xfs_v= m_writepages 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 4.99 =C2=B1 16% -31.6% 3.41 =C2=B1 28% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 4.99 -31.6% 3.41 GEO-MEAN perf-profile.cpu-cyc= les.generic_writepages.xfs_vm_writepages.do_writepages.__writeback_single_i= node.writeback_sb_inodes 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 5.00 =C2=B1 16% -31.1% 3.45 =C2=B1 28% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 5.00 -31.1% 3.45 GEO-MEAN perf-profile.cpu-cyc= les.bdi_writeback_workfn.process_one_work.worker_thread.kthread.ret_from_fo= rk 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 4.02 =C2=B1 17% -37.3% 2.52 =C2=B1 32% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 4.02 -37.3% 2.52 GEO-MEAN perf-profile.cpu-cyc= les.xfs_cluster_write.xfs_vm_writepage.__writepage.write_cache_pages.generi= c_writepages 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 2071 =C2=B1 12% -43.9% 1162 =C2=B1 6% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 2071 -43.9% 1162 GEO-MEAN sched_debug.cfs_rq[3= ]:/.avg->runnable_avg_sum 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 13 =C2=B1 48% -42.6% 7 =C2=B1 18% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 13 -42.6% 7 GEO-MEAN sched_debug.cpu#2.cp= u_load[3] 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 3.20 =C2=B1 19% -37.6% 1.99 =C2=B1 25% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 3.20 -37.6% 1.99 GEO-MEAN perf-profile.cpu-cyc= les.xfs_convert_page.isra.11.xfs_cluster_write.xfs_vm_writepage.__writepage= .write_cache_pages 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 9 =C2=B1 16% -43.7% 5 =C2=B1 49% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 9 -43.8% 5 GEO-MEAN sched_debug.cfs_rq[0= ]:/.runnable_load_avg 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 627 =C2=B1 12% +55.9% 978 =C2=B1 8% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 627 +55.9% 978 GEO-MEAN slabinfo.btrfs_delay= ed_tree_ref.num_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 627 =C2=B1 12% +54.9% 972 =C2=B1 8% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 627 +54.9% 972 GEO-MEAN slabinfo.btrfs_delay= ed_tree_ref.active_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 2552 =C2=B1 8% -35.9% 1635 =C2=B1 10% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 2552 -35.9% 1635 GEO-MEAN slabinfo.kmalloc-96.= active_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 2577 =C2=B1 7% -35.0% 1676 =C2=B1 9% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 2577 -35.0% 1676 GEO-MEAN slabinfo.kmalloc-96.= num_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 650 =C2=B1 5% -29.7% 457 =C2=B1 7% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 649 -29.7% 457 GEO-MEAN slabinfo.blkdev_requ= ests.active_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 1.17 =C2=B1 13% +24.6% 1.46 =C2=B1 8% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 1.17 +24.6% 1.46 GEO-MEAN perf-profile.cpu-cyc= les.try_to_release_page.shrink_page_list.shrink_inactive_list.shrink_lruvec= .shrink_zone 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 664 =C2=B1 4% -26.8% 486 =C2=B1 7% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 664 -26.8% 486 GEO-MEAN slabinfo.blkdev_requ= ests.num_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 1.40 =C2=B1 4% -23.4% 1.07 =C2=B1 9% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 1.40 -23.4% 1.07 GEO-MEAN perf-profile.cpu-cyc= les.default_idle.arch_cpu_idle.cpu_startup_entry.rest_init.start_kernel 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 1.40 =C2=B1 4% -22.8% 1.08 =C2=B1 10% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 1.40 -22.8% 1.08 GEO-MEAN perf-profile.cpu-cyc= les.arch_cpu_idle.cpu_startup_entry.rest_init.start_kernel.x86_64_start_res= ervations 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 100710 =C2=B1 5% +28.7% 129619 =C2=B1 0% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 100710 +28.7% 129619 GEO-MEAN sched_debug.cpu#2.nr= _load_updates 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 2671 =C2=B1 10% +19.1% 3181 =C2=B1 6% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 2671 +19.1% 3181 GEO-MEAN slabinfo.anon_vma.nu= m_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 86107 =C2=B1 5% -21.2% 67836 =C2=B1 8% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 86107 -21.2% 67835 GEO-MEAN sched_debug.cpu#3.nr= _load_updates 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 1.57 =C2=B1 5% -15.2% 1.33 =C2=B1 9% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 1.57 -15.2% 1.33 GEO-MEAN perf-profile.cpu-cyc= les.rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 1.56 =C2=B1 5% -14.5% 1.33 =C2=B1 9% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 1.56 -14.5% 1.33 GEO-MEAN perf-profile.cpu-cyc= les.cpu_startup_entry.rest_init.start_kernel.x86_64_start_reservations.x86_= 64_start_kernel 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 1.57 =C2=B1 5% -15.2% 1.33 =C2=B1 9% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 1.57 -15.2% 1.33 GEO-MEAN perf-profile.cpu-cyc= les.x86_64_start_reservations.x86_64_start_kernel 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 1.57 =C2=B1 5% -15.2% 1.33 =C2=B1 9% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 1.57 -15.2% 1.33 GEO-MEAN perf-profile.cpu-cyc= les.x86_64_start_kernel 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 1.57 =C2=B1 5% -15.2% 1.33 =C2=B1 9% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 1.57 -15.2% 1.33 GEO-MEAN perf-profile.cpu-cyc= les.start_kernel.x86_64_start_reservations.x86_64_start_kernel 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 50 =C2=B1 32% -34.0% 33 =C2=B1 5% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 49 -34.0% 33 GEO-MEAN sched_debug.cfs_rq[2= ]:/.tg_runnable_contrib 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 815734 =C2=B1 1% -16.3% 682841 =C2=B1 2% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 815734 -16.3% 682841 GEO-MEAN sched_debug.cpu#0.av= g_idle 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 2341 =C2=B1 31% -33.3% 1560 =C2=B1 4% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 2340 -33.3% 1560 GEO-MEAN sched_debug.cfs_rq[2= ]:/.avg->runnable_avg_sum 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 77032 =C2=B1 7% -15.7% 64945 =C2=B1 4% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 77032 -15.7% 64945 GEO-MEAN sched_debug.cpu#1.nr= _load_updates 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 718 =C2=B1 5% +18.6% 852 =C2=B1 3% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 718 +18.6% 852 GEO-MEAN slabinfo.btrfs_trans= _handle.active_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 723 =C2=B1 5% +18.8% 859 =C2=B1 3% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 723 +18.8% 859 GEO-MEAN slabinfo.btrfs_trans= _handle.num_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 4889 =C2=B1 5% -13.4% 4233 =C2=B1 5% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 4889 -13.4% 4233 GEO-MEAN sched_debug.cpu#3.cu= rr->pid 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 4606 =C2=B1 2% +14.4% 5268 =C2=B1 3% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 4606 +14.4% 5268 GEO-MEAN sched_debug.cpu#2.cu= rr->pid 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 63213 =C2=B1 0% +13.2% 71544 =C2=B1 0% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 63213 +13.2% 71544 GEO-MEAN softirqs.SCHED 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 166 =C2=B1 4% +10.1% 183 =C2=B1 4% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 166 +10.1% 183 GEO-MEAN uptime.idle 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 418402 =C2=B1 6% +250.9% 1468345 =C2=B1 0% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 418402 +250.9% 1468345 GEO-MEAN time.voluntary_conte= xt_switches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 1434 =C2=B1 0% +56.3% 2241 =C2=B1 1% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 1433 +56.3% 2241 GEO-MEAN vmstat.system.in 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 5144 =C2=B1 0% +6.8% 5493 =C2=B1 0% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 2610 =C2=B1 0% +65.1% 4310 =C2=B1 1% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 3664 +32.8% 4865 GEO-MEAN vmstat.system.cs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 10375 =C2=B1 3% -7.7% 9576 =C2=B1 3% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 10374 -7.7% 9576 GEO-MEAN time.involuntary_con= text_switches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 3210548 =C2=B1 0% +6.7% 3426526 =C2=B1 0% bay/dd-write/perfor= mance-1HDD-cfq-xfs-10dd 3210548 +6.7% 3426526 GEO-MEAN perf-stat.context-sw= itches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 = ---------------- -------------------------- = 706310 =C2=B1 1% -3.2% 683678 =C2=B1 0% bay/fileio/performa= nce-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 706310 -3.2% 683678 GEO-MEAN time.file_system_inp= uts bay: Pentium D Memory: 2G time.voluntary_context_switches 1.6e+06 ++---------------------------------------------------------------= -+ | O O O O O O O O O OO O O O O = | 1.4e+06 O+O O OO O = | | = | 1.2e+06 ++ = | | = | 1e+06 ++ = | | = | 800000 ++ = | | = | 600000 ++ = | | .*. = | 400000 *+*.*.**.*.*.*.*.**.*.*.*.*.**.*.*.*.*.**.*.*.*.*.**.*.*.* **.*= .* | = | 200000 ++---------------------------------------------------------------= -+ softirqs.SCHED 78000 ++-----------------------------------------------------------------= -+ | O = | 76000 ++ O = | 74000 ++ = | | O O O O O O * = | 72000 ++O O O O O O O O O O O = | 70000 O+ O :: = | | : : = | 68000 ++ : : = | 66000 ++ : : = | | : : = | 64000 *+ : :.*.**. .*.*. *.*. .*= .| 62000 ++ *.*.* .*.*.*. .*.*.*. *. .*.* * *.*.*.* *.* * = * |: + * * * *.* = | 60000 ++*----------------------------------------------------------------= -+ vmstat.system.in 2600 ++------------------------------------------------------------------= -+ 2400 ++ O = | | O O O O O O O O O O = | 2200 O+O O O O O O O OO = | 2000 ++ = | | = | 1800 ++ = | 1600 ++ = | 1400 *+ *.*.*.*.**.*.*.*.*.*.*.*.*.*.*.**.*.*.*.*.*.*.*.*.*.*.**.*.*.*.*= .* | : = | 1200 ++ : = | 1000 ++ : = | | : = | 800 ++* = | 600 ++------------------------------------------------------------------= -+ vmstat.system.cs 5000 ++------------------------------------------------------------------= -+ | = | 4500 ++ O O O OO O O O O O OO O = | 4000 O+O O O O O O O = | | = | 3500 ++ = | | = | 3000 ++ = | | *.*.*. .*. .*.*.*.*.*. .*. *.*.*.*. .*. .*.*.*.*.**.*.*.*.*= .* 2500 *+ : *.** * * *.* * * = | 2000 ++ : = | |: : = | 1500 ++: = | | * = | 1000 ++------------------------------------------------------------------= -+ sched_debug.cfs_rq[3]:/.exec_clock 35000 ++-----------------------------------------------------------------= -+ | = | 30000 ++ * = | | .* .*.* *. .* : + .*. *.*.*. .* .* = | |.*.*.* :.* + + * *. : * *.* * *.* + .*.**.* + = .* 25000 *+ * *.* * + + * *= | | * = | 20000 ++ = | | = | 15000 ++ = | O O O = | | O = | 10000 ++ O O O O O O = | | O OO O O O O O O O O = | 5000 ++-----------------------------------------------------------------= -+ sched_debug.cfs_rq[3]:/.min_vruntime 40000 ++-----------------------------------------------------------------= -+ | * = | 35000 ++ :: * = | | .*.* .* : : .*. :+ .* = | | .* * + .*.* *. : : *.* * *.*. .* + .*.**.*.*. = .* 30000 ++*.*.* :+ *.* * *. + * * *= | * * * = | 25000 ++ = | | = | 20000 ++ = | | = | O = | 15000 ++O O O O = | | O O O O O OO O O O O = | 10000 ++----O-OO--------------------------O-O----------------------------= -+ [*] bisect-good sample [O] bisect-bad sample To reproduce: apt-get install ruby ruby-oj git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/setup-local job.yaml # the job file attached in this email bin/run-local job.yaml Disclaimer: Results have been estimated based on internal Intel analysis and are provid= ed for informational purposes only. Any difference in system hardware or softw= are design or configuration may affect actual performance. Thanks, Fengguang _______________________________________________ LKP mailing list LKP(a)linux.intel.com --===============6426354816325479412== Content-Type: text/plain MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="job.yaml" LS0tCnRlc3RjYXNlOiBmaWxlaW8KZGVmYXVsdF9tb25pdG9yczoKICB3YWl0OiBwcmUtdGVzdAog IHVwdGltZTogCiAgaW9zdGF0OiAKICB2bXN0YXQ6IAogIG51bWEtbnVtYXN0YXQ6IAogIG51bWEt dm1zdGF0OiAKICBudW1hLW1lbWluZm86IAogIHByb2Mtdm1zdGF0OiAKICBwcm9jLXN0YXQ6IAog IG1lbWluZm86IAogIHNsYWJpbmZvOiAKICBpbnRlcnJ1cHRzOiAKICBsb2NrX3N0YXQ6IAogIGxh dGVuY3lfc3RhdHM6IAogIHNvZnRpcnFzOiAKICBiZGlfZGV2X21hcHBpbmc6IAogIGRpc2tzdGF0 czogCiAgZW5lcmd5OiAKICBjcHVpZGxlOiAKICBjcHVmcmVxOiAKICB0dXJib3N0YXQ6IAogIHNj aGVkX2RlYnVnOgogICAgaW50ZXJ2YWw6IDEwCiAgcG1ldGVyOiAKZGVmYXVsdF93YXRjaGRvZ3M6 CiAgd2F0Y2gtb29tOiAKICB3YXRjaGRvZzogCmNwdWZyZXFfZ292ZXJub3I6Ci0gcGVyZm9ybWFu Y2UKY29tbWl0OiBmMTE0MDQwZTNlYTZlMDczNzIzMzRhZGU3NWQxZWUwNzc1YzM1NWUxCm1vZGVs 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vger.kernel.org via listexpand id S1752138AbaJ0CQa (ORCPT ); Sun, 26 Oct 2014 22:16:30 -0400 Received: from mga11.intel.com ([192.55.52.93]:24884 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751907AbaJ0CQ2 (ORCPT ); Sun, 26 Oct 2014 22:16:28 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.04,792,1406617200"; d="yaml'?scan'208";a="621098700" Date: Mon, 27 Oct 2014 10:16:51 +0800 From: kernel test robot To: LKP , Alexander Gordeev Cc: Tejun Heo , LKML , lkp@01.org, Yuanhan Liu Subject: [LKP] [AHCI] 18dcf433f3d: -3.3% fileio.requests_per_sec Message-ID: <20141027021651.GF27038@yliu-dev.sh.intel.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="LTeJQqWS0MN7I/qa" Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Heirloom mailx 12.5 6/20/10 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --LTeJQqWS0MN7I/qa Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit FYI, we noticed the below changes on commit 18dcf433f3ded61eb140a55e7048ec2fef79e723 ("AHCI: Optimize single IRQ interrupt processing") 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 testbox/testcase/testparams ---------------- -------------------------- --------------------------- %stddev %change %stddev \ | \ 61.60 ± 1% -3.3% 59.56 ± 0% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 61.60 -3.3% 59.56 GEO-MEAN fileio.requests_per_sec 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 436798 ± 28% -73.4% 116066 ± 33% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 436798 -73.4% 116066 GEO-MEAN sched_debug.cpu#2.ttwu_local 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 29791 ± 4% -72.7% 8123 ± 6% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 29791 -72.7% 8123 GEO-MEAN sched_debug.cfs_rq[2]:/.exec_clock 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 26505 ± 3% -71.1% 7657 ± 6% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 26505 -71.1% 7657 GEO-MEAN sched_debug.cfs_rq[3]:/.exec_clock 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 211746 ± 47% +122.7% 471499 ± 23% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 211746 +122.7% 471499 GEO-MEAN sched_debug.cpu#3.ttwu_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 25 ± 38% +206.3% 77 ± 12% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 25 +206.3% 77 GEO-MEAN sched_debug.cfs_rq[0]:/.tg_runnable_contrib 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 395023 ± 21% +179.3% 1103475 ± 9% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 395023 +179.3% 1103475 GEO-MEAN sched_debug.cpu#0.sched_goidle 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 26678 ± 6% +185.9% 76281 ± 0% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 26678 +185.9% 76281 GEO-MEAN sched_debug.cfs_rq[0]:/.exec_clock 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 206903 ± 45% +105.1% 424444 ± 26% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 206903 +105.1% 424444 GEO-MEAN sched_debug.cpu#3.sched_goidle 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 814594 ± 21% +173.2% 2225796 ± 9% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 814594 +173.2% 2225795 GEO-MEAN sched_debug.cpu#0.nr_switches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 815199 ± 21% +173.2% 2227078 ± 9% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 815198 +173.2% 2227078 GEO-MEAN sched_debug.cpu#0.sched_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 1213 ± 36% +195.3% 3583 ± 12% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 1213 +195.3% 3583 GEO-MEAN sched_debug.cfs_rq[0]:/.avg->runnable_avg_sum 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 29624 ± 6% +176.5% 81923 ± 1% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 29624 +176.5% 81923 GEO-MEAN sched_debug.cfs_rq[0]:/.min_vruntime 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 193739 ± 46% +99.9% 387345 ± 15% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 193739 +99.9% 387345 GEO-MEAN sched_debug.cpu#1.sched_goidle 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 482611 ± 24% -60.5% 190666 ± 19% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 482611 -60.5% 190666 GEO-MEAN sched_debug.cpu#2.sched_goidle 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 31073 ± 4% -63.6% 11312 ± 2% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 31073 -63.6% 11312 GEO-MEAN sched_debug.cfs_rq[3]:/.min_vruntime 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 12 ± 33% -68.3% 4 ± 27% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 12 -68.3% 4 GEO-MEAN sched_debug.cpu#3.cpu_load[4] 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 440281 ± 42% +97.4% 869268 ± 25% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 440281 +97.4% 869268 GEO-MEAN sched_debug.cpu#3.nr_switches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 440898 ± 42% +97.2% 869665 ± 25% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 440898 +97.2% 869665 GEO-MEAN sched_debug.cpu#3.sched_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 33967 ± 4% -63.3% 12450 ± 3% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 33967 -63.3% 12450 GEO-MEAN sched_debug.cfs_rq[2]:/.min_vruntime 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 413955 ± 43% +93.7% 801767 ± 14% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 413955 +93.7% 801767 GEO-MEAN sched_debug.cpu#1.nr_switches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 414509 ± 43% +93.5% 802162 ± 14% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 414509 +93.5% 802162 GEO-MEAN sched_debug.cpu#1.sched_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 991210 ± 24% -57.1% 425186 ± 17% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 991210 -57.1% 425186 GEO-MEAN sched_debug.cpu#2.nr_switches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 991832 ± 24% -57.1% 425587 ± 17% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 991831 -57.1% 425587 GEO-MEAN sched_debug.cpu#2.sched_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 437 ± 14% -59.6% 176 ± 27% bay/dd-write/performance-1HDD-cfq-xfs-10dd 539 ± 7% -50.6% 266 ± 7% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 485 -55.3% 217 GEO-MEAN slabinfo.xfs_buf.active_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 446 ± 14% -57.7% 188 ± 30% bay/dd-write/performance-1HDD-cfq-xfs-10dd 548 ± 6% -43.9% 307 ± 4% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 494 -51.3% 240 GEO-MEAN slabinfo.xfs_buf.num_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 216837 ± 39% +85.6% 402550 ± 14% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 216837 +85.6% 402550 GEO-MEAN sched_debug.cpu#1.ttwu_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 496141 ± 24% +117.8% 1080683 ± 2% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 496141 +117.8% 1080683 GEO-MEAN sched_debug.cpu#2.ttwu_count 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 23697 ± 7% -51.9% 11404 ± 2% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 23697 -51.9% 11404 GEO-MEAN sched_debug.cfs_rq[1]:/.min_vruntime 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 88762 ± 5% +94.9% 173015 ± 2% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 88762 +94.9% 173015 GEO-MEAN sched_debug.cpu#0.nr_load_updates 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 21233 ± 8% -49.3% 10767 ± 5% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 21233 -49.3% 10767 GEO-MEAN sched_debug.cfs_rq[1]:/.exec_clock 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 14 ± 29% -51.4% 7 ± 15% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 14 -51.4% 6 GEO-MEAN sched_debug.cpu#3.cpu_load[3] 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 44 ± 13% -45.2% 24 ± 7% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 44 -45.2% 24 GEO-MEAN sched_debug.cfs_rq[3]:/.tg_runnable_contrib 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 5.00 ± 16% -31.1% 3.45 ± 28% bay/dd-write/performance-1HDD-cfq-xfs-10dd 5.00 -31.1% 3.45 GEO-MEAN perf-profile.cpu-cycles.__writeback_inodes_wb.wb_writeback.bdi_writeback_workfn.process_one_work.worker_thread 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 5.00 ± 16% -31.6% 3.42 ± 28% bay/dd-write/performance-1HDD-cfq-xfs-10dd 5.00 -31.6% 3.42 GEO-MEAN perf-profile.cpu-cycles.writeback_sb_inodes.__writeback_inodes_wb.wb_writeback.bdi_writeback_workfn.process_one_work 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 4.99 ± 16% -31.6% 3.41 ± 28% bay/dd-write/performance-1HDD-cfq-xfs-10dd 4.99 -31.6% 3.41 GEO-MEAN perf-profile.cpu-cycles.write_cache_pages.generic_writepages.xfs_vm_writepages.do_writepages.__writeback_single_inode 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 4.99 ± 16% -31.6% 3.41 ± 28% bay/dd-write/performance-1HDD-cfq-xfs-10dd 4.99 -31.6% 3.41 GEO-MEAN perf-profile.cpu-cycles.xfs_vm_writepages.do_writepages.__writeback_single_inode.writeback_sb_inodes.__writeback_inodes_wb 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 5.00 ± 16% -31.1% 3.45 ± 28% bay/dd-write/performance-1HDD-cfq-xfs-10dd 5.00 -31.1% 3.45 GEO-MEAN perf-profile.cpu-cycles.wb_writeback.bdi_writeback_workfn.process_one_work.worker_thread.kthread 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 4.99 ± 16% -31.6% 3.41 ± 28% bay/dd-write/performance-1HDD-cfq-xfs-10dd 4.99 -31.6% 3.41 GEO-MEAN perf-profile.cpu-cycles.do_writepages.__writeback_single_inode.writeback_sb_inodes.__writeback_inodes_wb.wb_writeback 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 4.98 ± 16% -31.4% 3.41 ± 28% bay/dd-write/performance-1HDD-cfq-xfs-10dd 4.98 -31.4% 3.41 GEO-MEAN perf-profile.cpu-cycles.__writepage.write_cache_pages.generic_writepages.xfs_vm_writepages.do_writepages 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 5.00 ± 16% -31.7% 3.41 ± 28% bay/dd-write/performance-1HDD-cfq-xfs-10dd 5.00 -31.7% 3.41 GEO-MEAN perf-profile.cpu-cycles.__writeback_single_inode.writeback_sb_inodes.__writeback_inodes_wb.wb_writeback.bdi_writeback_workfn 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 4.98 ± 16% -31.4% 3.41 ± 28% bay/dd-write/performance-1HDD-cfq-xfs-10dd 4.98 -31.4% 3.41 GEO-MEAN perf-profile.cpu-cycles.xfs_vm_writepage.__writepage.write_cache_pages.generic_writepages.xfs_vm_writepages 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 4.99 ± 16% -31.6% 3.41 ± 28% bay/dd-write/performance-1HDD-cfq-xfs-10dd 4.99 -31.6% 3.41 GEO-MEAN perf-profile.cpu-cycles.generic_writepages.xfs_vm_writepages.do_writepages.__writeback_single_inode.writeback_sb_inodes 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 5.00 ± 16% -31.1% 3.45 ± 28% bay/dd-write/performance-1HDD-cfq-xfs-10dd 5.00 -31.1% 3.45 GEO-MEAN perf-profile.cpu-cycles.bdi_writeback_workfn.process_one_work.worker_thread.kthread.ret_from_fork 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 4.02 ± 17% -37.3% 2.52 ± 32% bay/dd-write/performance-1HDD-cfq-xfs-10dd 4.02 -37.3% 2.52 GEO-MEAN perf-profile.cpu-cycles.xfs_cluster_write.xfs_vm_writepage.__writepage.write_cache_pages.generic_writepages 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 2071 ± 12% -43.9% 1162 ± 6% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 2071 -43.9% 1162 GEO-MEAN sched_debug.cfs_rq[3]:/.avg->runnable_avg_sum 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 13 ± 48% -42.6% 7 ± 18% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 13 -42.6% 7 GEO-MEAN sched_debug.cpu#2.cpu_load[3] 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 3.20 ± 19% -37.6% 1.99 ± 25% bay/dd-write/performance-1HDD-cfq-xfs-10dd 3.20 -37.6% 1.99 GEO-MEAN perf-profile.cpu-cycles.xfs_convert_page.isra.11.xfs_cluster_write.xfs_vm_writepage.__writepage.write_cache_pages 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 9 ± 16% -43.7% 5 ± 49% bay/dd-write/performance-1HDD-cfq-xfs-10dd 9 -43.8% 5 GEO-MEAN sched_debug.cfs_rq[0]:/.runnable_load_avg 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 627 ± 12% +55.9% 978 ± 8% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 627 +55.9% 978 GEO-MEAN slabinfo.btrfs_delayed_tree_ref.num_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 627 ± 12% +54.9% 972 ± 8% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 627 +54.9% 972 GEO-MEAN slabinfo.btrfs_delayed_tree_ref.active_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 2552 ± 8% -35.9% 1635 ± 10% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 2552 -35.9% 1635 GEO-MEAN slabinfo.kmalloc-96.active_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 2577 ± 7% -35.0% 1676 ± 9% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 2577 -35.0% 1676 GEO-MEAN slabinfo.kmalloc-96.num_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 650 ± 5% -29.7% 457 ± 7% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 649 -29.7% 457 GEO-MEAN slabinfo.blkdev_requests.active_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 1.17 ± 13% +24.6% 1.46 ± 8% bay/dd-write/performance-1HDD-cfq-xfs-10dd 1.17 +24.6% 1.46 GEO-MEAN perf-profile.cpu-cycles.try_to_release_page.shrink_page_list.shrink_inactive_list.shrink_lruvec.shrink_zone 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 664 ± 4% -26.8% 486 ± 7% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 664 -26.8% 486 GEO-MEAN slabinfo.blkdev_requests.num_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 1.40 ± 4% -23.4% 1.07 ± 9% bay/dd-write/performance-1HDD-cfq-xfs-10dd 1.40 -23.4% 1.07 GEO-MEAN perf-profile.cpu-cycles.default_idle.arch_cpu_idle.cpu_startup_entry.rest_init.start_kernel 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 1.40 ± 4% -22.8% 1.08 ± 10% bay/dd-write/performance-1HDD-cfq-xfs-10dd 1.40 -22.8% 1.08 GEO-MEAN perf-profile.cpu-cycles.arch_cpu_idle.cpu_startup_entry.rest_init.start_kernel.x86_64_start_reservations 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 100710 ± 5% +28.7% 129619 ± 0% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 100710 +28.7% 129619 GEO-MEAN sched_debug.cpu#2.nr_load_updates 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 2671 ± 10% +19.1% 3181 ± 6% bay/dd-write/performance-1HDD-cfq-xfs-10dd 2671 +19.1% 3181 GEO-MEAN slabinfo.anon_vma.num_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 86107 ± 5% -21.2% 67836 ± 8% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 86107 -21.2% 67835 GEO-MEAN sched_debug.cpu#3.nr_load_updates 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 1.57 ± 5% -15.2% 1.33 ± 9% bay/dd-write/performance-1HDD-cfq-xfs-10dd 1.57 -15.2% 1.33 GEO-MEAN perf-profile.cpu-cycles.rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 1.56 ± 5% -14.5% 1.33 ± 9% bay/dd-write/performance-1HDD-cfq-xfs-10dd 1.56 -14.5% 1.33 GEO-MEAN perf-profile.cpu-cycles.cpu_startup_entry.rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 1.57 ± 5% -15.2% 1.33 ± 9% bay/dd-write/performance-1HDD-cfq-xfs-10dd 1.57 -15.2% 1.33 GEO-MEAN perf-profile.cpu-cycles.x86_64_start_reservations.x86_64_start_kernel 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 1.57 ± 5% -15.2% 1.33 ± 9% bay/dd-write/performance-1HDD-cfq-xfs-10dd 1.57 -15.2% 1.33 GEO-MEAN perf-profile.cpu-cycles.x86_64_start_kernel 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 1.57 ± 5% -15.2% 1.33 ± 9% bay/dd-write/performance-1HDD-cfq-xfs-10dd 1.57 -15.2% 1.33 GEO-MEAN perf-profile.cpu-cycles.start_kernel.x86_64_start_reservations.x86_64_start_kernel 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 50 ± 32% -34.0% 33 ± 5% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 49 -34.0% 33 GEO-MEAN sched_debug.cfs_rq[2]:/.tg_runnable_contrib 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 815734 ± 1% -16.3% 682841 ± 2% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 815734 -16.3% 682841 GEO-MEAN sched_debug.cpu#0.avg_idle 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 2341 ± 31% -33.3% 1560 ± 4% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 2340 -33.3% 1560 GEO-MEAN sched_debug.cfs_rq[2]:/.avg->runnable_avg_sum 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 77032 ± 7% -15.7% 64945 ± 4% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 77032 -15.7% 64945 GEO-MEAN sched_debug.cpu#1.nr_load_updates 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 718 ± 5% +18.6% 852 ± 3% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 718 +18.6% 852 GEO-MEAN slabinfo.btrfs_trans_handle.active_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 723 ± 5% +18.8% 859 ± 3% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 723 +18.8% 859 GEO-MEAN slabinfo.btrfs_trans_handle.num_objs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 4889 ± 5% -13.4% 4233 ± 5% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 4889 -13.4% 4233 GEO-MEAN sched_debug.cpu#3.curr->pid 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 4606 ± 2% +14.4% 5268 ± 3% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 4606 +14.4% 5268 GEO-MEAN sched_debug.cpu#2.curr->pid 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 63213 ± 0% +13.2% 71544 ± 0% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 63213 +13.2% 71544 GEO-MEAN softirqs.SCHED 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 166 ± 4% +10.1% 183 ± 4% bay/dd-write/performance-1HDD-cfq-xfs-10dd 166 +10.1% 183 GEO-MEAN uptime.idle 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 418402 ± 6% +250.9% 1468345 ± 0% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 418402 +250.9% 1468345 GEO-MEAN time.voluntary_context_switches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 1434 ± 0% +56.3% 2241 ± 1% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 1433 +56.3% 2241 GEO-MEAN vmstat.system.in 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 5144 ± 0% +6.8% 5493 ± 0% bay/dd-write/performance-1HDD-cfq-xfs-10dd 2610 ± 0% +65.1% 4310 ± 1% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 3664 +32.8% 4865 GEO-MEAN vmstat.system.cs 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 10375 ± 3% -7.7% 9576 ± 3% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 10374 -7.7% 9576 GEO-MEAN time.involuntary_context_switches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 3210548 ± 0% +6.7% 3426526 ± 0% bay/dd-write/performance-1HDD-cfq-xfs-10dd 3210548 +6.7% 3426526 GEO-MEAN perf-stat.context-switches 227dfb4dbf109596 18dcf433f3ded61eb140a55e70 ---------------- -------------------------- 706310 ± 1% -3.2% 683678 ± 0% bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync 706310 -3.2% 683678 GEO-MEAN time.file_system_inputs bay: Pentium D Memory: 2G time.voluntary_context_switches 1.6e+06 ++----------------------------------------------------------------+ | O O O O O O O O O OO O O O O | 1.4e+06 O+O O OO O | | | 1.2e+06 ++ | | | 1e+06 ++ | | | 800000 ++ | | | 600000 ++ | | .*. | 400000 *+*.*.**.*.*.*.*.**.*.*.*.*.**.*.*.*.*.**.*.*.*.*.**.*.*.* **.*.* | | 200000 ++----------------------------------------------------------------+ softirqs.SCHED 78000 ++------------------------------------------------------------------+ | O | 76000 ++ O | 74000 ++ | | O O O O O O * | 72000 ++O O O O O O O O O O O | 70000 O+ O :: | | : : | 68000 ++ : : | 66000 ++ : : | | : : | 64000 *+ : :.*.**. .*.*. *.*. .*.| 62000 ++ *.*.* .*.*.*. .*.*.*. *. .*.* * *.*.*.* *.* * * |: + * * * *.* | 60000 ++*-----------------------------------------------------------------+ vmstat.system.in 2600 ++-------------------------------------------------------------------+ 2400 ++ O | | O O O O O O O O O O | 2200 O+O O O O O O O OO | 2000 ++ | | | 1800 ++ | 1600 ++ | 1400 *+ *.*.*.*.**.*.*.*.*.*.*.*.*.*.*.**.*.*.*.*.*.*.*.*.*.*.**.*.*.*.*.* | : | 1200 ++ : | 1000 ++ : | | : | 800 ++* | 600 ++-------------------------------------------------------------------+ vmstat.system.cs 5000 ++-------------------------------------------------------------------+ | | 4500 ++ O O O OO O O O O O OO O | 4000 O+O O O O O O O | | | 3500 ++ | | | 3000 ++ | | *.*.*. .*. .*.*.*.*.*. .*. *.*.*.*. .*. .*.*.*.*.**.*.*.*.*.* 2500 *+ : *.** * * *.* * * | 2000 ++ : | |: : | 1500 ++: | | * | 1000 ++-------------------------------------------------------------------+ sched_debug.cfs_rq[3]:/.exec_clock 35000 ++------------------------------------------------------------------+ | | 30000 ++ * | | .* .*.* *. .* : + .*. *.*.*. .* .* | |.*.*.* :.* + + * *. : * *.* * *.* + .*.**.* + .* 25000 *+ * *.* * + + * * | | * | 20000 ++ | | | 15000 ++ | O O O | | O | 10000 ++ O O O O O O | | O OO O O O O O O O O | 5000 ++------------------------------------------------------------------+ sched_debug.cfs_rq[3]:/.min_vruntime 40000 ++------------------------------------------------------------------+ | * | 35000 ++ :: * | | .*.* .* : : .*. :+ .* | | .* * + .*.* *. : : *.* * *.*. .* + .*.**.*.*. .* 30000 ++*.*.* :+ *.* * *. + * * * | * * * | 25000 ++ | | | 20000 ++ | | | O | 15000 ++O O O O | | O O O O O OO O O O O | 10000 ++----O-OO--------------------------O-O-----------------------------+ [*] bisect-good sample [O] bisect-bad sample To reproduce: apt-get install ruby ruby-oj git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/setup-local job.yaml # the job file attached in this email bin/run-local job.yaml 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. Thanks, Fengguang --LTeJQqWS0MN7I/qa Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="job.yaml" --- testcase: fileio default_monitors: wait: pre-test uptime: iostat: vmstat: numa-numastat: numa-vmstat: numa-meminfo: proc-vmstat: proc-stat: meminfo: slabinfo: interrupts: lock_stat: latency_stats: softirqs: bdi_dev_mapping: diskstats: energy: cpuidle: cpufreq: turbostat: sched_debug: interval: 10 pmeter: default_watchdogs: watch-oom: watchdog: cpufreq_governor: - performance commit: f114040e3ea6e07372334ade75d1ee0775c355e1 model: Pentium D nr_cpu: 4 memory: 2G hdd_partitions: "/dev/disk/by-id/ata-ST3750528AS_6VP2TCZN-part1" swap_partitions: "/dev/disk/by-id/ata-ST3750528AS_9VP5LPHN-part5" rootfs_partition: "/dev/disk/by-id/ata-ST3750528AS_6VP2TCZN-part2" period: 600s nr_threads: 100% disk: 1HDD fs: - btrfs size: 64G fileio: filenum: 1024f rwmode: - rndrw iomode: - sync enqueue_time: 2014-10-20 10:09:35.766127772 +08:00 testbox: bay tbox_group: bay kconfig: x86_64-rhel head_commit: e0911a5d8b56753716bd15de3d2fb1d5fa39ced2 base_commit: f114040e3ea6e07372334ade75d1ee0775c355e1 branch: linux-devel/devel-hourly-2014102016 kernel: "/kernel/x86_64-rhel/f114040e3ea6e07372334ade75d1ee0775c355e1/vmlinuz-3.18.0-rc1-gf114040" user: lkp queue: cyclic result_root: "/result/bay/fileio/performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync/debian-x86_64.cgz/x86_64-rhel/f114040e3ea6e07372334ade75d1ee0775c355e1/0" job_file: "/lkp/scheduled/bay/cyclic_fileio-performance-600s-100%-1HDD-btrfs-64G-1024f-rndrw-sync-x86_64-rhel-BASE-f114040e3ea6e07372334ade75d1ee0775c355e1-0.yaml" dequeue_time: 2014-10-20 17:41:06.590446117 +08:00 job_state: finished loadavg: 3.12 3.41 2.18 1/131 16764 start_time: '1413798109' end_time: '1413799493' version: "/lkp/lkp/.src-20141020-171003" --LTeJQqWS0MN7I/qa Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=reproduce echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu1/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu2/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu3/cpufreq/scaling_governor mkfs -t btrfs /dev/sda1 mount -t btrfs /dev/sda1 /fs/sda1 cd /fs/sda1 sysbench --test=fileio --max-requests=0 --num-threads=4 --max-time=600 --file-test-mode=rndrw --file-total-size=68719476736 --file-io-mode=sync --file-num=1024 prepare sysbench --test=fileio --max-requests=0 --num-threads=4 --max-time=600 --file-test-mode=rndrw --file-total-size=68719476736 --file-io-mode=sync --file-num=1024 run --LTeJQqWS0MN7I/qa Content-Type: text/plain; charset=us-ascii Content-Disposition: inline _______________________________________________ LKP mailing list LKP@linux.intel.com --LTeJQqWS0MN7I/qa--