== sanity test 123ad: Verify batching statahead works correctly ========================================================== 11:11:42 (1790694702) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9dd408d98000.batch_stats=0 llite.lustre-ffff9dd408d98000.statahead_max=32 llite.lustre-ffff9dd408d98000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9dd408d98000.batch_stats=0 total: 100 open/close in 3.10 seconds: 32.29 ops/second llite.lustre-ffff9dd408d98000.statahead_max=0 101 real 0m3.431s user 0m0.003s sys 0m0.297s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff9dd408d98000.statahead_max=32 llite.lustre-ffff9dd408d98000.statahead_max=32 101 real 0m2.680s user 0m0.004s sys 0m0.171s 'ls -l' 100 files with statahead: 3 sec statahead total: 115 statahead wrong: 2 agl total: 105 list_total: 30 fname_total: 79 hit_total: 4131 miss_total: 1286 swrong=2 ewrong=2 - open/close 680 (time 1790694734.60 total 10.00 last 67.98) total: 900 open/close in 13.35 seconds: 67.43 ops/second llite.lustre-ffff9dd408d98000.statahead_max=0 1001 real 0m20.725s user 0m0.033s sys 0m2.751s 'ls -l' 1000 files without statahead: 21 sec llite.lustre-ffff9dd408d98000.statahead_max=32 llite.lustre-ffff9dd408d98000.statahead_max=32 1001 real 0m8.618s user 0m0.027s sys 0m1.321s 'ls -l' 1000 files with statahead: 9 sec statahead total: 116 statahead wrong: 2 agl total: 106 list_total: 31 fname_total: 79 hit_total: 5127 miss_total: 1290 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 18 seconds llite.lustre-ffff9dd408d98000.statahead_stats= statahead total: 116 statahead wrong: 2 agl total: 106 list_total: 31 fname_total: 79 hit_total: 5127 miss_total: 1290 mdc.lustre-MDT0000-mdc-ffff9dd408d98000.batch_stats= snapshot_time: 1790694796.713657448 secs.nsecs start_time: 1790694707.751224854 secs.nsecs elapsed_time: 88.962432594 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 2 2 4: 0 0 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 758 (time 1790694809.32 total 10.01 last 75.75) - open/close 1529 (time 1790694819.32 total 20.01 last 77.06) - open/close 2379 (time 1790694829.33 total 30.02 last 84.95) - open/close 3142 (time 1790694839.33 total 40.02 last 76.28) - open/close 3961 (time 1790694849.35 total 50.04 last 81.76) - open/close 4725 (time 1790694859.37 total 60.06 last 76.25) - open/close 5521 (time 1790694869.38 total 70.07 last 79.53) - open/close 6246 (time 1790694879.38 total 80.07 last 72.48) - open/close 7044 (time 1790694889.39 total 90.08 last 79.74) - open/close 7781 (time 1790694899.40 total 100.08 last 73.63) - open/close 8582 (time 1790694909.40 total 110.09 last 80.04) - open/close 9379 (time 1790694919.42 total 120.10 last 79.60) total: 10000 open/close in 128.30 seconds: 77.94 ops/second llite.lustre-ffff9dd408d98000.statahead_batch_max=0 llite.lustre-ffff9dd408d98000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9dd408d98000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m1.065s user 0m0.274s sys 0m14.183s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9dd408d98000.statahead_batch_max=32 llite.lustre-ffff9dd408d98000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9dd408d98000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9dd408d98000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m31.355s user 0m0.254s sys 0m13.328s batched statahead RPC= hit count=9985 mdc.lustre-MDT0000-mdc-ffff9dd408d98000.batch_stats= snapshot_time: 1790695100.039892074 secs.nsecs start_time: 1790694997.961376431 secs.nsecs elapsed_time: 102.078515643 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 1 0 0 32: 313 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9dd408d98000.batch_stats=0 llite.lustre-ffff9dd408d98000.statahead_max=2048 llite.lustre-ffff9dd408d98000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9dd408d98000.batch_stats=0 total: 100 open/close in 3.02 seconds: 33.06 ops/second llite.lustre-ffff9dd408d98000.statahead_max=0 101 real 0m2.231s user 0m0.004s sys 0m0.296s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9dd408d98000.statahead_max=2048 llite.lustre-ffff9dd408d98000.statahead_max=2048 101 real 0m0.896s user 0m0.006s sys 0m0.177s '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: 10084 miss_total: 16 swrong=0 ewrong=0 - open/close 762 (time 1790695413.04 total 10.00 last 76.19) total: 900 open/close in 11.78 seconds: 76.38 ops/second llite.lustre-ffff9dd408d98000.statahead_max=0 1001 real 0m21.843s user 0m0.036s sys 0m2.781s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff9dd408d98000.statahead_max=2048 llite.lustre-ffff9dd408d98000.statahead_max=2048 1001 real 0m7.432s user 0m0.026s sys 0m1.261s 'ls -l' 1000 files with statahead: 8 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11083 miss_total: 17 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 19 seconds llite.lustre-ffff9dd408d98000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11083 miss_total: 17 mdc.lustre-MDT0000-mdc-ffff9dd408d98000.batch_stats= snapshot_time: 1790695476.171416757 secs.nsecs start_time: 1790695102.809976630 secs.nsecs elapsed_time: 373.361440127 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 20 20 16: 1 10 30 32: 2 20 50 64: 0 0 50 128: 1 10 60 256: 4 40 100 - open/close 703 (time 1790695488.84 total 10.01 last 70.24) - open/close 1440 (time 1790695498.85 total 20.02 last 73.65) - open/close 2171 (time 1790695508.86 total 30.02 last 73.03) - open/close 2903 (time 1790695518.88 total 40.04 last 73.08) - open/close 3602 (time 1790695528.88 total 50.04 last 69.88) - open/close 4326 (time 1790695538.88 total 60.05 last 72.39) - open/close 5077 (time 1790695548.88 total 70.05 last 75.09) - open/close 5854 (time 1790695558.88 total 80.05 last 77.68) - open/close 6573 (time 1790695568.89 total 90.05 last 71.88) - open/close 7286 (time 1790695578.90 total 100.07 last 71.21) - open/close 7997 (time 1790695588.91 total 110.07 last 71.06) - open/close 8713 (time 1790695598.91 total 120.07 last 71.58) - open/close 9482 (time 1790695608.91 total 130.08 last 76.88) total: 10000 open/close in 137.02 seconds: 72.98 ops/second llite.lustre-ffff9dd408d98000.statahead_batch_max=0 llite.lustre-ffff9dd408d98000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9dd408d98000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m54.136s user 0m0.276s sys 0m14.807s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9dd408d98000.statahead_batch_max=256 llite.lustre-ffff9dd408d98000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9dd408d98000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9dd408d98000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m46.371s user 0m0.269s sys 0m14.804s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9dd408d98000.batch_stats= snapshot_time: 1790695733.471931037 secs.nsecs start_time: 1790695677.511180339 secs.nsecs elapsed_time: 55.960750698 secs.nsecs subreqs per batch batches %% cum %% 1: 108 46 46 2: 31 13 59 4: 17 7 66 8: 13 5 72 16: 8 3 75 32: 18 7 83 64: 3 1 84 128: 1 0 85 256: 35 14 100 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-ffff9dd408d98000.statahead_batch_max=64 llite.lustre-ffff9dd408d98000.statahead_max=128