== sanity test 123ad: Verify batching statahead works correctly ========================================================== 08:51:26 (1786020686) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff96392e316800.batch_stats=0 llite.lustre-ffff96392e316800.statahead_max=32 llite.lustre-ffff96392e316800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff96392e316800.batch_stats=0 total: 100 open/close in 3.56 seconds: 28.09 ops/second llite.lustre-ffff96392e316800.statahead_max=0 101 real 0m3.693s user 0m0.006s sys 0m0.345s 'ls -l' 100 files without statahead: 4 sec llite.lustre-ffff96392e316800.statahead_max=32 llite.lustre-ffff96392e316800.statahead_max=32 101 real 0m1.326s user 0m0.002s sys 0m0.177s 'ls -l' 100 files with statahead: 2 sec statahead total: 107 statahead wrong: 2 agl total: 102 list_total: 30 fname_total: 77 hit_total: 4283 miss_total: 1285 swrong=2 ewrong=2 - open/close 726 (time 1786020717.79 total 10.00 last 72.60) total: 900 open/close in 12.81 seconds: 70.26 ops/second llite.lustre-ffff96392e316800.statahead_max=0 1001 real 0m29.927s user 0m0.030s sys 0m3.135s 'ls -l' 1000 files without statahead: 30 sec llite.lustre-ffff96392e316800.statahead_max=32 llite.lustre-ffff96392e316800.statahead_max=32 1001 real 0m12.872s user 0m0.026s sys 0m1.522s 'ls -l' 1000 files with statahead: 13 sec statahead total: 108 statahead wrong: 2 agl total: 103 list_total: 31 fname_total: 77 hit_total: 5282 miss_total: 1286 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 25 seconds llite.lustre-ffff96392e316800.statahead_stats= statahead total: 108 statahead wrong: 2 agl total: 103 list_total: 31 fname_total: 77 hit_total: 5282 miss_total: 1286 mdc.lustre-MDT0000-mdc-ffff96392e316800.batch_stats= snapshot_time: 1786020804.614104023 secs.nsecs start_time: 1786020691.316992729 secs.nsecs elapsed_time: 113.297111294 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 3 7 7 16: 2 5 12 32: 34 87 100 - open/close 689 (time 1786020817.51 total 10.01 last 68.85) - open/close 1393 (time 1786020827.52 total 20.02 last 70.33) - open/close 2077 (time 1786020837.52 total 30.02 last 68.38) - open/close 2765 (time 1786020847.52 total 40.02 last 68.78) - open/close 3523 (time 1786020857.53 total 50.03 last 75.76) - open/close 4200 (time 1786020867.54 total 60.04 last 67.60) - open/close 4893 (time 1786020877.54 total 70.05 last 69.28) - open/close 5416 (time 1786020887.55 total 80.06 last 52.25) - open/close 5837 (time 1786020897.59 total 90.09 last 41.96) - open/close 6317 (time 1786020907.60 total 100.10 last 47.95) - open/close 7141 (time 1786020917.60 total 110.11 last 82.36) - open/close 7849 (time 1786020927.61 total 120.11 last 70.77) - open/close 8594 (time 1786020937.61 total 130.11 last 74.48) - open/close 9384 (time 1786020947.61 total 140.12 last 78.97) total: 10000 open/close in 148.03 seconds: 67.55 ops/second llite.lustre-ffff96392e316800.statahead_batch_max=0 llite.lustre-ffff96392e316800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96392e316800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m22.087s user 0m0.330s sys 0m16.035s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff96392e316800.statahead_batch_max=32 llite.lustre-ffff96392e316800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96392e316800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff96392e316800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m55.467s user 0m0.303s sys 0m15.163s batched statahead RPC= hit count=9980 mdc.lustre-MDT0000-mdc-ffff96392e316800.batch_stats= snapshot_time: 1786021182.498536345 secs.nsecs start_time: 1786021052.046817464 secs.nsecs elapsed_time: 130.451718881 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 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff96392e316800.batch_stats=0 llite.lustre-ffff96392e316800.statahead_max=2048 llite.lustre-ffff96392e316800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff96392e316800.batch_stats=0 total: 100 open/close in 2.94 seconds: 34.06 ops/second llite.lustre-ffff96392e316800.statahead_max=0 101 real 0m1.712s user 0m0.003s sys 0m0.334s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff96392e316800.statahead_max=2048 llite.lustre-ffff96392e316800.statahead_max=2048 101 real 0m0.965s user 0m0.009s sys 0m0.196s '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: 10079 miss_total: 21 swrong=0 ewrong=0 - open/close 714 (time 1786021536.50 total 10.01 last 71.33) total: 900 open/close in 13.82 seconds: 65.13 ops/second llite.lustre-ffff96392e316800.statahead_max=0 1001 real 0m29.403s user 0m0.045s sys 0m3.153s 'ls -l' 1000 files without statahead: 29 sec llite.lustre-ffff96392e316800.statahead_max=2048 llite.lustre-ffff96392e316800.statahead_max=2048 1001 real 0m7.588s user 0m0.027s sys 0m1.652s '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: 11078 miss_total: 22 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 23 seconds llite.lustre-ffff96392e316800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11078 miss_total: 22 mdc.lustre-MDT0000-mdc-ffff96392e316800.batch_stats= snapshot_time: 1786021615.301753609 secs.nsecs start_time: 1786021184.807002719 secs.nsecs elapsed_time: 430.494750890 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 16 16 16: 2 16 33 32: 2 16 50 64: 1 8 58 128: 1 8 66 256: 4 33 100 - open/close 579 (time 1786021627.20 total 10.02 last 57.77) - open/close 1204 (time 1786021637.20 total 20.03 last 62.47) - open/close 1863 (time 1786021647.24 total 30.06 last 65.69) - open/close 2583 (time 1786021657.24 total 40.07 last 71.95) - open/close 3432 (time 1786021667.26 total 50.08 last 84.80) - open/close 4029 (time 1786021677.26 total 60.08 last 59.67) - open/close 4577 (time 1786021687.29 total 70.11 last 54.67) - open/close 5157 (time 1786021697.29 total 80.12 last 57.95) - open/close 5854 (time 1786021707.29 total 90.12 last 69.69) - open/close 6542 (time 1786021717.30 total 100.13 last 68.73) - open/close 7103 (time 1786021727.31 total 110.13 last 56.06) - open/close 7770 (time 1786021737.32 total 120.15 last 66.63) - open/close 8499 (time 1786021747.32 total 130.15 last 72.88) - open/close 9143 (time 1786021757.33 total 140.15 last 64.38) - open/close 9906 (time 1786021767.33 total 150.15 last 76.30) total: 10000 open/close in 151.45 seconds: 66.03 ops/second llite.lustre-ffff96392e316800.statahead_batch_max=0 llite.lustre-ffff96392e316800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96392e316800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m11.866s user 0m0.316s sys 0m15.911s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff96392e316800.statahead_batch_max=256 llite.lustre-ffff96392e316800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96392e316800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff96392e316800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m0.336s user 0m0.286s sys 0m16.001s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff96392e316800.batch_stats= snapshot_time: 1786021929.267269395 secs.nsecs start_time: 1786021851.484068126 secs.nsecs elapsed_time: 77.783201269 secs.nsecs subreqs per batch batches %% cum %% 1: 225 51 51 2: 65 14 65 4: 55 12 78 8: 25 5 83 16: 21 4 88 32: 8 1 90 64: 9 2 92 128: 0 0 92 256: 33 7 100 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-ffff96392e316800.statahead_batch_max=64 llite.lustre-ffff96392e316800.statahead_max=128