== sanity test 123ad: Verify batching statahead works correctly ========================================================== 11:32:20 (1787585540) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.batch_stats=0 llite.lustre-ffff9c0c6ee19800.statahead_max=32 llite.lustre-ffff9c0c6ee19800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 2.20 seconds: 45.51 ops/second llite.lustre-ffff9c0c6ee19800.statahead_max=0 101 real 0m2.769s user 0m0.003s sys 0m0.311s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9c0c6ee19800.statahead_max=32 llite.lustre-ffff9c0c6ee19800.statahead_max=32 101 real 0m1.167s user 0m0.004s sys 0m0.180s 'ls -l' 100 files with statahead: 1 sec statahead total: 125 statahead wrong: 1 agl total: 119 list_total: 30 fname_total: 94 hit_total: 3943 miss_total: 244 swrong=1 ewrong=1 - open/close 868 (time 1787585567.70 total 10.01 last 86.67) total: 900 open/close in 10.53 seconds: 85.45 ops/second llite.lustre-ffff9c0c6ee19800.statahead_max=0 1001 real 0m22.291s user 0m0.037s sys 0m2.832s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff9c0c6ee19800.statahead_max=32 llite.lustre-ffff9c0c6ee19800.statahead_max=32 1001 real 0m8.492s user 0m0.021s sys 0m1.313s 'ls -l' 1000 files with statahead: 9 sec statahead total: 126 statahead wrong: 1 agl total: 120 list_total: 31 fname_total: 94 hit_total: 4941 miss_total: 246 swrong=1 ewrong=1 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 20 seconds llite.lustre-ffff9c0c6ee19800.statahead_stats= statahead total: 126 statahead wrong: 1 agl total: 120 list_total: 31 fname_total: 94 hit_total: 4941 miss_total: 246 mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.batch_stats= snapshot_time: 1787585631.399411103 secs.nsecs start_time: 1787585545.359705049 secs.nsecs elapsed_time: 86.039706054 secs.nsecs subreqs per batch batches %% cum %% 1: 2 5 5 2: 1 2 8 4: 2 5 13 8: 1 2 16 16: 23 62 78 32: 8 21 100 mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.batch_stats= snapshot_time: 1787585631.399477143 secs.nsecs start_time: 1787585545.359872192 secs.nsecs elapsed_time: 86.039604951 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 2 5 7 8: 3 7 15 16: 10 25 40 32: 24 60 100 - open/close 723 (time 1787585644.51 total 10.00 last 72.27) - open/close 1469 (time 1787585654.54 total 20.03 last 74.40) - open/close 2262 (time 1787585664.54 total 30.04 last 79.27) - open/close 3100 (time 1787585674.55 total 40.04 last 83.76) - open/close 3783 (time 1787585684.55 total 50.04 last 68.28) - open/close 4469 (time 1787585694.56 total 60.05 last 68.56) - open/close 5242 (time 1787585704.56 total 70.05 last 77.29) - open/close 6035 (time 1787585714.56 total 80.05 last 79.29) - open/close 6850 (time 1787585724.57 total 90.06 last 81.46) - open/close 7569 (time 1787585734.58 total 100.07 last 71.83) - open/close 8190 (time 1787585744.58 total 110.08 last 62.05) - open/close 8871 (time 1787585754.60 total 120.09 last 67.99) - open/close 9547 (time 1787585764.64 total 130.13 last 67.36) total: 10000 open/close in 136.69 seconds: 73.16 ops/second llite.lustre-ffff9c0c6ee19800.statahead_batch_max=0 llite.lustre-ffff9c0c6ee19800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.stats=clear mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m4.742s user 0m0.285s sys 0m15.113s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9c0c6ee19800.statahead_batch_max=32 llite.lustre-ffff9c0c6ee19800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.stats=clear mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m38.059s user 0m0.297s sys 0m13.486s batched statahead RPC= hit count=9986 mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.batch_stats= snapshot_time: 1787585951.140104891 secs.nsecs start_time: 1787585844.105298275 secs.nsecs elapsed_time: 107.034806616 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-ffff9c0c6ee19800.batch_stats= snapshot_time: 1787585951.140712267 secs.nsecs start_time: 1787585844.105382338 secs.nsecs elapsed_time: 107.035329929 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.batch_stats=0 llite.lustre-ffff9c0c6ee19800.statahead_max=2048 llite.lustre-ffff9c0c6ee19800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.53 seconds: 39.51 ops/second llite.lustre-ffff9c0c6ee19800.statahead_max=0 101 real 0m2.358s user 0m0.005s sys 0m0.316s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9c0c6ee19800.statahead_max=2048 llite.lustre-ffff9c0c6ee19800.statahead_max=2048 101 real 0m0.849s user 0m0.003s sys 0m0.147s '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: 10085 miss_total: 15 swrong=0 ewrong=0 - open/close 828 (time 1787586247.18 total 10.00 last 82.79) total: 900 open/close in 10.79 seconds: 83.44 ops/second llite.lustre-ffff9c0c6ee19800.statahead_max=0 1001 real 0m22.002s user 0m0.034s sys 0m2.864s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff9c0c6ee19800.statahead_max=2048 llite.lustre-ffff9c0c6ee19800.statahead_max=2048 1001 real 0m6.739s user 0m0.029s sys 0m1.313s '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: 11084 miss_total: 16 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 20 seconds llite.lustre-ffff9c0c6ee19800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11084 miss_total: 16 mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.batch_stats= snapshot_time: 1787586307.702223193 secs.nsecs start_time: 1787585953.493855732 secs.nsecs elapsed_time: 354.208367461 secs.nsecs subreqs per batch batches %% cum %% 1: 1 14 14 2: 0 0 14 4: 2 28 42 8: 1 14 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-ffff9c0c6ee19800.batch_stats= snapshot_time: 1787586307.702292868 secs.nsecs start_time: 1787585953.495197407 secs.nsecs elapsed_time: 354.207095461 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 10 10 8: 3 30 40 16: 1 10 50 32: 2 20 70 64: 1 10 80 128: 0 0 80 256: 2 20 100 - open/close 814 (time 1787586320.31 total 10.00 last 81.38) - open/close 1572 (time 1787586330.31 total 20.00 last 75.79) - open/close 2453 (time 1787586340.32 total 30.01 last 88.03) - open/close 3258 (time 1787586350.33 total 40.02 last 80.45) - open/close 3962 (time 1787586360.33 total 50.02 last 70.39) - open/close 4584 (time 1787586370.33 total 60.02 last 62.17) - open/close 5173 (time 1787586380.35 total 70.04 last 58.81) - open/close 5881 (time 1787586390.36 total 80.05 last 70.75) - open/close 6731 (time 1787586400.36 total 90.05 last 84.99) - open/close 7531 (time 1787586410.36 total 100.05 last 80.00) - open/close 8479 (time 1787586420.37 total 110.06 last 94.67) - open/close 9310 (time 1787586430.37 total 120.06 last 83.10) total: 10000 open/close in 127.66 seconds: 78.33 ops/second llite.lustre-ffff9c0c6ee19800.statahead_batch_max=0 llite.lustre-ffff9c0c6ee19800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.stats=clear mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m0.781s user 0m0.288s sys 0m14.942s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9c0c6ee19800.statahead_batch_max=256 llite.lustre-ffff9c0c6ee19800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.stats=clear mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m51.249s user 0m0.270s sys 0m14.461s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.batch_stats= snapshot_time: 1787586566.707282957 secs.nsecs start_time: 1787586506.998525829 secs.nsecs elapsed_time: 59.708757128 secs.nsecs subreqs per batch batches %% cum %% 1: 83 41 41 2: 29 14 55 4: 13 6 62 8: 8 3 66 16: 9 4 70 32: 20 9 80 64: 3 1 82 128: 1 0 82 256: 35 17 100 mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.batch_stats= snapshot_time: 1787586566.707359613 secs.nsecs start_time: 1787586506.998778175 secs.nsecs elapsed_time: 59.708581438 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-ffff9c0c6ee19800.statahead_batch_max=64 llite.lustre-ffff9c0c6ee19800.statahead_max=128