== sanity test 123ad: Verify batching statahead works correctly ========================================================== 05:35:37 (1787304937) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9270c88cc000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9270c88cc000.batch_stats=0 llite.lustre-ffff9270c88cc000.statahead_max=32 llite.lustre-ffff9270c88cc000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9270c88cc000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9270c88cc000.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 2.43 seconds: 41.22 ops/second llite.lustre-ffff9270c88cc000.statahead_max=0 101 real 0m2.232s user 0m0.005s sys 0m0.321s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9270c88cc000.statahead_max=32 llite.lustre-ffff9270c88cc000.statahead_max=32 101 real 0m0.824s user 0m0.002s sys 0m0.190s 'ls -l' 100 files with statahead: 1 sec statahead total: 112 statahead wrong: 2 agl total: 107 list_total: 30 fname_total: 82 hit_total: 4558 miss_total: 1282 swrong=2 ewrong=2 - open/close 831 (time 1787304963.80 total 10.00 last 83.07) total: 900 open/close in 11.07 seconds: 81.32 ops/second llite.lustre-ffff9270c88cc000.statahead_max=0 1001 real 0m19.962s user 0m0.036s sys 0m2.878s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffff9270c88cc000.statahead_max=32 llite.lustre-ffff9270c88cc000.statahead_max=32 1001 real 0m7.817s user 0m0.019s sys 0m1.435s 'ls -l' 1000 files with statahead: 8 sec statahead total: 113 statahead wrong: 2 agl total: 108 list_total: 31 fname_total: 82 hit_total: 5555 miss_total: 1285 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 18 seconds llite.lustre-ffff9270c88cc000.statahead_stats= statahead total: 113 statahead wrong: 2 agl total: 108 list_total: 31 fname_total: 82 hit_total: 5555 miss_total: 1285 mdc.lustre-MDT0000-mdc-ffff9270c88cc000.batch_stats= snapshot_time: 1787305021.302221822 secs.nsecs start_time: 1787304941.807132652 secs.nsecs elapsed_time: 79.495089170 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 2 5 7 8: 3 7 15 16: 17 43 58 32: 16 41 100 mdc.lustre-MDT0001-mdc-ffff9270c88cc000.batch_stats= snapshot_time: 1787305021.302280383 secs.nsecs start_time: 1787304941.807267215 secs.nsecs elapsed_time: 79.495013168 secs.nsecs subreqs per batch batches %% cum %% 1: 3 7 7 2: 1 2 9 4: 2 4 14 8: 2 4 19 16: 19 46 65 32: 14 34 100 - open/close 722 (time 1787305034.80 total 10.01 last 72.16) - open/close 1463 (time 1787305044.80 total 20.01 last 74.06) - open/close 2272 (time 1787305054.81 total 30.02 last 80.86) - open/close 3091 (time 1787305064.82 total 40.03 last 81.78) - open/close 3882 (time 1787305074.83 total 50.04 last 79.00) - open/close 4599 (time 1787305084.83 total 60.04 last 71.69) - open/close 5468 (time 1787305094.84 total 70.05 last 86.87) - open/close 6309 (time 1787305104.85 total 80.06 last 84.02) - open/close 7085 (time 1787305114.85 total 90.06 last 77.58) - open/close 7930 (time 1787305124.86 total 100.07 last 84.41) - open/close 8771 (time 1787305134.86 total 110.07 last 84.07) - open/close 9558 (time 1787305144.87 total 120.08 last 78.64) total: 10000 open/close in 125.72 seconds: 79.54 ops/second llite.lustre-ffff9270c88cc000.statahead_batch_max=0 llite.lustre-ffff9270c88cc000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9270c88cc000.stats=clear mdc.lustre-MDT0001-mdc-ffff9270c88cc000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m49.203s user 0m0.301s sys 0m17.801s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9270c88cc000.statahead_batch_max=32 llite.lustre-ffff9270c88cc000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9270c88cc000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9270c88cc000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9270c88cc000.stats=clear mdc.lustre-MDT0001-mdc-ffff9270c88cc000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m25.309s user 0m0.289s sys 0m14.427s batched statahead RPC= hit count=9992 mdc.lustre-MDT0000-mdc-ffff9270c88cc000.batch_stats= snapshot_time: 1787305300.459868056 secs.nsecs start_time: 1787305207.213087791 secs.nsecs elapsed_time: 93.246780265 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 mdc.lustre-MDT0001-mdc-ffff9270c88cc000.batch_stats= snapshot_time: 1787305300.459948399 secs.nsecs start_time: 1787305207.213177456 secs.nsecs elapsed_time: 93.246770943 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9270c88cc000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9270c88cc000.batch_stats=0 llite.lustre-ffff9270c88cc000.statahead_max=2048 llite.lustre-ffff9270c88cc000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9270c88cc000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9270c88cc000.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 2.44 seconds: 41.07 ops/second llite.lustre-ffff9270c88cc000.statahead_max=0 101 real 0m2.563s user 0m0.005s sys 0m0.324s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff9270c88cc000.statahead_max=2048 llite.lustre-ffff9270c88cc000.statahead_max=2048 101 real 0m0.987s user 0m0.003s sys 0m0.180s 'ls -l' 100 files with statahead: 0 sec statahead total: 2 statahead wrong: 0 agl total: 2 list_total: 2 fname_total: 0 hit_total: 10091 miss_total: 9 swrong=0 ewrong=0 - open/close 770 (time 1787305588.42 total 10.01 last 76.93) total: 900 open/close in 11.97 seconds: 75.22 ops/second llite.lustre-ffff9270c88cc000.statahead_max=0 1001 real 0m21.473s user 0m0.031s sys 0m2.932s 'ls -l' 1000 files without statahead: 21 sec llite.lustre-ffff9270c88cc000.statahead_max=2048 llite.lustre-ffff9270c88cc000.statahead_max=2048 1001 real 0m7.343s user 0m0.021s sys 0m1.444s 'ls -l' 1000 files with statahead: 7 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11090 miss_total: 10 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff9270c88cc000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11090 miss_total: 10 mdc.lustre-MDT0000-mdc-ffff9270c88cc000.batch_stats= snapshot_time: 1787305653.709342826 secs.nsecs start_time: 1787305302.706354864 secs.nsecs elapsed_time: 351.002987962 secs.nsecs subreqs per batch batches %% cum %% 1: 1 14 14 2: 0 0 14 4: 3 42 57 8: 0 0 57 16: 1 14 71 32: 0 0 71 64: 0 0 71 128: 0 0 71 256: 2 28 100 mdc.lustre-MDT0001-mdc-ffff9270c88cc000.batch_stats= snapshot_time: 1787305653.709425844 secs.nsecs start_time: 1787305302.706517606 secs.nsecs elapsed_time: 351.002908238 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 4 44 44 16: 1 11 55 32: 1 11 66 64: 0 0 66 128: 1 11 77 256: 2 22 100 - open/close 775 (time 1787305666.26 total 10.00 last 77.49) - open/close 1524 (time 1787305676.27 total 20.00 last 74.88) - open/close 2182 (time 1787305686.27 total 30.01 last 65.76) - open/close 2817 (time 1787305696.27 total 40.01 last 63.49) - open/close 3539 (time 1787305706.29 total 50.03 last 72.09) - open/close 4389 (time 1787305716.30 total 60.04 last 84.90) - open/close 5207 (time 1787305726.30 total 70.04 last 81.77) - open/close 5884 (time 1787305736.31 total 80.05 last 67.67) - open/close 6624 (time 1787305746.32 total 90.06 last 73.94) - open/close 7470 (time 1787305756.33 total 100.07 last 84.50) - open/close 8199 (time 1787305766.35 total 110.08 last 72.78) - open/close 8973 (time 1787305776.35 total 120.09 last 77.35) - open/close 9756 (time 1787305786.35 total 130.09 last 78.29) total: 10000 open/close in 133.45 seconds: 74.94 ops/second llite.lustre-ffff9270c88cc000.statahead_batch_max=0 llite.lustre-ffff9270c88cc000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9270c88cc000.stats=clear mdc.lustre-MDT0001-mdc-ffff9270c88cc000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m0.708s user 0m0.304s sys 0m15.960s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9270c88cc000.statahead_batch_max=256 llite.lustre-ffff9270c88cc000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9270c88cc000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9270c88cc000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9270c88cc000.stats=clear mdc.lustre-MDT0001-mdc-ffff9270c88cc000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m45.724s user 0m0.278s sys 0m16.281s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9270c88cc000.batch_stats= snapshot_time: 1787305916.276430807 secs.nsecs start_time: 1787305859.077860367 secs.nsecs elapsed_time: 57.198570440 secs.nsecs subreqs per batch batches %% cum %% 1: 49 36 36 2: 11 8 44 4: 12 8 52 8: 3 2 55 16: 1 0 55 32: 18 13 69 64: 3 2 71 128: 4 2 74 256: 35 25 100 mdc.lustre-MDT0001-mdc-ffff9270c88cc000.batch_stats= snapshot_time: 1787305916.276503666 secs.nsecs start_time: 1787305859.078014535 secs.nsecs elapsed_time: 57.198489131 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 1 seconds: 0.000000 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-ffff9270c88cc000.statahead_batch_max=64 llite.lustre-ffff9270c88cc000.statahead_max=128