diff for duplicates of <cover.1498751203.git.luto@kernel.org> diff --git a/a/1.txt b/N1/1.txt index 585c892..89ccaac 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -42,8 +42,8 @@ TLB entries using PCID": MADV_DONTNEED; touch the page; switch CPUs using sched_setaffinity. In an unpatched kernel, MADV_DONTNEED will send an IPI to the previous CPU. This is intended to be a nearly worst-case test. -patched: 13.4Aus -unpatched: 21.6Aus +patched: 13.4µs +unpatched: 21.6µs Vitaly's pthread_mmap microbenchmark with 8 threads (on four cores), nrounds = 100, 256M data @@ -51,22 +51,22 @@ patched: 1.1 seconds or so unpatched: 1.9 seconds or so ping-pong between two mms on the same CPU using eventfd: - patched: 1.22Aus - patched, nopcid: 1.33Aus - unpatched: 1.34Aus + patched: 1.22µs + patched, nopcid: 1.33µs + unpatched: 1.34µs Same ping-pong, but now touch 512 pages (all zero-page to minimize cache misses) each iteration. dTLB misses are measured by dtlb_load_misses.miss_causes_a_walk: - patched: 1.8Aus 11M dTLB misses - patched, nopcid: 6.2Aus, 207M dTLB misses - unpatched: 6.1Aus, 190M dTLB misses + patched: 1.8µs 11M dTLB misses + patched, nopcid: 6.2µs, 207M dTLB misses + unpatched: 6.1µs, 190M dTLB misses MADV_DONTNEED; touch the page; switch CPUs using sched_setaffinity. In an unpatched kernel, MADV_DONTNEED will send an IPI to the previous CPU. This is intended to be a nearly worst-case test. - patched: 13.4Aus - unpatched: 21.6Aus + patched: 13.4µs + unpatched: 21.6µs Changes from v3: - Lots more acks. @@ -118,9 +118,3 @@ Andy Lutomirski (10): -- 2.9.4 - --- -To unsubscribe, send a message with 'unsubscribe linux-mm' in -the body to majordomo@kvack.org. For more info on Linux MM, -see: http://www.linux-mm.org/ . -Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a> diff --git a/a/content_digest b/N1/content_digest index 4bce898..6caf7dc 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -60,8 +60,8 @@ "MADV_DONTNEED; touch the page; switch CPUs using sched_setaffinity. In\n" "an unpatched kernel, MADV_DONTNEED will send an IPI to the previous CPU.\n" "This is intended to be a nearly worst-case test.\n" - "patched: 13.4Aus\n" - "unpatched: 21.6Aus\n" + "patched: 13.4\302\265s\n" + "unpatched: 21.6\302\265s\n" "\n" "Vitaly's pthread_mmap microbenchmark with 8 threads (on four cores),\n" "nrounds = 100, 256M data\n" @@ -69,22 +69,22 @@ "unpatched: 1.9 seconds or so\n" "\n" "ping-pong between two mms on the same CPU using eventfd:\n" - " patched: 1.22Aus\n" - " patched, nopcid: 1.33Aus\n" - " unpatched: 1.34Aus\n" + " patched: 1.22\302\265s\n" + " patched, nopcid: 1.33\302\265s\n" + " unpatched: 1.34\302\265s\n" "\n" "Same ping-pong, but now touch 512 pages (all zero-page to minimize\n" "cache misses) each iteration. dTLB misses are measured by\n" "dtlb_load_misses.miss_causes_a_walk:\n" - " patched: 1.8Aus 11M dTLB misses\n" - " patched, nopcid: 6.2Aus, 207M dTLB misses\n" - " unpatched: 6.1Aus, 190M dTLB misses\n" + " patched: 1.8\302\265s 11M dTLB misses\n" + " patched, nopcid: 6.2\302\265s, 207M dTLB misses\n" + " unpatched: 6.1\302\265s, 190M dTLB misses\n" "\n" "MADV_DONTNEED; touch the page; switch CPUs using sched_setaffinity. In\n" "an unpatched kernel, MADV_DONTNEED will send an IPI to the previous CPU.\n" "This is intended to be a nearly worst-case test.\n" - " patched: 13.4Aus\n" - " unpatched: 21.6Aus\n" + " patched: 13.4\302\265s\n" + " unpatched: 21.6\302\265s\n" "\n" "Changes from v3:\n" " - Lots more acks.\n" @@ -135,12 +135,6 @@ " 16 files changed, 446 insertions(+), 147 deletions(-)\n" "\n" "-- \n" - "2.9.4\n" - "\n" - "--\n" - "To unsubscribe, send a message with 'unsubscribe linux-mm' in\n" - "the body to majordomo@kvack.org. For more info on Linux MM,\n" - "see: http://www.linux-mm.org/ .\n" - "Don't email: <a href=mailto:\"dont@kvack.org\"> email@kvack.org </a>" + 2.9.4 -8a06afd5d6b3ed370752e3f58dacd0b01ff89e33d1f98c46944c7dc10edb1c5e +28eff6b6535245c67c4d2984850323d1619deacd0a1cb2d1e756366562f0d179
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