== sanity test 123ad: Verify batching statahead works correctly ========================================================== 01:49:25 (1788587365) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff95a08901c000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff95a08901c000.batch_stats=0 llite.lustre-ffff95a08901c000.statahead_max=32 llite.lustre-ffff95a08901c000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff95a08901c000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff95a08901c000.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.67 seconds: 37.44 ops/second llite.lustre-ffff95a08901c000.statahead_max=0 101 real 0m2.512s user 0m0.003s sys 0m0.348s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff95a08901c000.statahead_max=32 llite.lustre-ffff95a08901c000.statahead_max=32 101 real 0m1.029s user 0m0.006s sys 0m0.193s 'ls -l' 100 files with statahead: 1 sec statahead total: 145 statahead wrong: 2 agl total: 139 list_total: 31 fname_total: 87 hit_total: 4086 miss_total: 1538 swrong=2 ewrong=2 - open/close 750 (time 1788587392.59 total 10.01 last 74.96) total: 900 open/close in 12.23 seconds: 73.61 ops/second llite.lustre-ffff95a08901c000.statahead_max=0 1001 real 0m22.711s user 0m0.037s sys 0m3.110s 'ls -l' 1000 files without statahead: 23 sec llite.lustre-ffff95a08901c000.statahead_max=32 llite.lustre-ffff95a08901c000.statahead_max=32 1001 real 0m8.912s user 0m0.035s sys 0m1.511s 'ls -l' 1000 files with statahead: 9 sec statahead total: 146 statahead wrong: 2 agl total: 140 list_total: 32 fname_total: 87 hit_total: 5083 miss_total: 1541 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 19 seconds llite.lustre-ffff95a08901c000.statahead_stats= statahead total: 146 statahead wrong: 2 agl total: 140 list_total: 32 fname_total: 87 hit_total: 5083 miss_total: 1541 mdc.lustre-MDT0000-mdc-ffff95a08901c000.batch_stats= snapshot_time: 1788587456.624795069 secs.nsecs start_time: 1788587369.871369377 secs.nsecs elapsed_time: 86.753425692 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 2 5 8 4: 3 8 16 8: 1 2 18 16: 26 70 89 32: 4 10 100 mdc.lustre-MDT0001-mdc-ffff95a08901c000.batch_stats= snapshot_time: 1788587456.624903833 secs.nsecs start_time: 1788587369.871533401 secs.nsecs elapsed_time: 86.753370432 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 1 2 5 8: 5 12 17 16: 8 20 37 32: 25 62 100 - open/close 734 (time 1788587469.85 total 10.01 last 73.32) - open/close 1599 (time 1788587479.85 total 20.01 last 86.49) - open/close 2285 (time 1788587489.86 total 30.02 last 68.55) - open/close 2996 (time 1788587499.87 total 40.03 last 71.02) - open/close 3755 (time 1788587509.88 total 50.04 last 75.86) - open/close 4473 (time 1788587519.88 total 60.04 last 71.78) - open/close 5226 (time 1788587529.89 total 70.04 last 75.26) - open/close 6001 (time 1788587539.90 total 80.06 last 77.38) - open/close 6753 (time 1788587549.93 total 90.09 last 74.97) - open/close 7484 (time 1788587559.94 total 100.10 last 73.05) - open/close 8225 (time 1788587569.94 total 110.10 last 74.05) - open/close 8964 (time 1788587579.95 total 120.10 last 73.88) - open/close 9691 (time 1788587589.95 total 130.11 last 72.68) total: 10000 open/close in 134.47 seconds: 74.37 ops/second llite.lustre-ffff95a08901c000.statahead_batch_max=0 llite.lustre-ffff95a08901c000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff95a08901c000.stats=clear mdc.lustre-MDT0001-mdc-ffff95a08901c000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m4.298s user 0m0.321s sys 0m17.078s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff95a08901c000.statahead_batch_max=32 llite.lustre-ffff95a08901c000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff95a08901c000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff95a08901c000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff95a08901c000.stats=clear mdc.lustre-MDT0001-mdc-ffff95a08901c000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m44.864s user 0m0.319s sys 0m15.057s batched statahead RPC= hit count=9979 mdc.lustre-MDT0000-mdc-ffff95a08901c000.batch_stats= snapshot_time: 1788587782.307254597 secs.nsecs start_time: 1788587667.001954138 secs.nsecs elapsed_time: 115.305300459 secs.nsecs subreqs per batch batches %% cum %% 1: 1 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 1 0 0 32: 313 99 100 mdc.lustre-MDT0001-mdc-ffff95a08901c000.batch_stats= snapshot_time: 1788587782.307322893 secs.nsecs start_time: 1788587667.002124058 secs.nsecs elapsed_time: 115.305198835 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff95a08901c000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff95a08901c000.batch_stats=0 llite.lustre-ffff95a08901c000.statahead_max=2048 llite.lustre-ffff95a08901c000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff95a08901c000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff95a08901c000.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 2.63 seconds: 37.97 ops/second llite.lustre-ffff95a08901c000.statahead_max=0 101 real 0m2.182s user 0m0.005s sys 0m0.339s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff95a08901c000.statahead_max=2048 llite.lustre-ffff95a08901c000.statahead_max=2048 101 real 0m0.870s user 0m0.006s sys 0m0.203s 'ls -l' 100 files with statahead: 1 sec statahead total: 2 statahead wrong: 0 agl total: 2 list_total: 2 fname_total: 0 hit_total: 10078 miss_total: 22 swrong=0 ewrong=0 - open/close 667 (time 1788588086.57 total 10.01 last 66.65) total: 900 open/close in 13.55 seconds: 66.40 ops/second llite.lustre-ffff95a08901c000.statahead_max=0 1001 real 0m25.580s user 0m0.042s sys 0m3.144s 'ls -l' 1000 files without statahead: 25 sec llite.lustre-ffff95a08901c000.statahead_max=2048 llite.lustre-ffff95a08901c000.statahead_max=2048 1001 real 0m5.675s user 0m0.028s sys 0m1.350s 'ls -l' 1000 files with statahead: 5 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11077 miss_total: 23 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 19 seconds llite.lustre-ffff95a08901c000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11077 miss_total: 23 mdc.lustre-MDT0000-mdc-ffff95a08901c000.batch_stats= snapshot_time: 1788588152.827188813 secs.nsecs start_time: 1788587784.748176926 secs.nsecs elapsed_time: 368.079011887 secs.nsecs subreqs per batch batches %% cum %% 1: 1 16 16 2: 0 0 16 4: 3 50 66 8: 0 0 66 16: 0 0 66 32: 0 0 66 64: 0 0 66 128: 0 0 66 256: 2 33 100 mdc.lustre-MDT0001-mdc-ffff95a08901c000.batch_stats= snapshot_time: 1788588152.827260463 secs.nsecs start_time: 1788587784.750489697 secs.nsecs elapsed_time: 368.076770766 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 4 44 44 16: 0 0 44 32: 1 11 55 64: 2 22 77 128: 0 0 77 256: 2 22 100 - open/close 758 (time 1788588165.54 total 10.00 last 75.79) - open/close 1513 (time 1788588175.54 total 20.00 last 75.49) - open/close 2245 (time 1788588185.55 total 30.00 last 73.18) - open/close 3048 (time 1788588195.57 total 40.03 last 80.13) - open/close 3847 (time 1788588205.57 total 50.03 last 79.84) - open/close 4689 (time 1788588215.59 total 60.05 last 84.06) - open/close 5497 (time 1788588225.61 total 70.07 last 80.64) - open/close 6182 (time 1788588235.61 total 80.07 last 68.50) - open/close 6945 (time 1788588245.61 total 90.07 last 76.29) - open/close 7672 (time 1788588255.62 total 100.07 last 72.68) - open/close 8460 (time 1788588265.62 total 110.08 last 78.73) - open/close 9224 (time 1788588275.64 total 120.09 last 76.32) - open/close 9932 (time 1788588285.64 total 130.10 last 70.76) total: 10000 open/close in 130.98 seconds: 76.35 ops/second llite.lustre-ffff95a08901c000.statahead_batch_max=0 llite.lustre-ffff95a08901c000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff95a08901c000.stats=clear mdc.lustre-MDT0001-mdc-ffff95a08901c000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m1.543s user 0m0.378s sys 0m16.935s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff95a08901c000.statahead_batch_max=256 llite.lustre-ffff95a08901c000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff95a08901c000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff95a08901c000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff95a08901c000.stats=clear mdc.lustre-MDT0001-mdc-ffff95a08901c000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m53.421s user 0m0.330s sys 0m15.438s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff95a08901c000.batch_stats= snapshot_time: 1788588419.227436105 secs.nsecs start_time: 1788588356.749750877 secs.nsecs elapsed_time: 62.477685228 secs.nsecs subreqs per batch batches %% cum %% 1: 112 41 41 2: 44 16 57 4: 31 11 68 8: 16 5 74 16: 9 3 77 32: 17 6 84 64: 8 2 87 128: 1 0 87 256: 34 12 100 mdc.lustre-MDT0001-mdc-ffff95a08901c000.batch_stats= snapshot_time: 1788588419.227519341 secs.nsecs start_time: 1788588356.750208107 secs.nsecs elapsed_time: 62.477311234 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 unlink(/mnt/lustre/d123ad.sanity/f123ad.sanity0) error: No such file or directory total: 0 unlinks in 0 seconds: -nan unlinks/second unlink(/mnt/lustre/d123ad.sanity/f123ad.sanity0) error: No such file or directory total: 0 unlinks in 0 seconds: -nan unlinks/second seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff95a08901c000.statahead_batch_max=64 llite.lustre-ffff95a08901c000.statahead_max=128