== sanity test 123ad: Verify batching statahead works correctly ========================================================== 03:04:36 (1785395076) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff96514a975000.batch_stats=0 llite.lustre-ffff96514a975000.statahead_max=32 llite.lustre-ffff96514a975000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff96514a975000.batch_stats=0 total: 100 open/close in 3.81 seconds: 26.22 ops/second llite.lustre-ffff96514a975000.statahead_max=0 101 real 0m3.739s user 0m0.005s sys 0m0.348s 'ls -l' 100 files without statahead: 4 sec llite.lustre-ffff96514a975000.statahead_max=32 llite.lustre-ffff96514a975000.statahead_max=32 101 real 0m1.861s user 0m0.005s sys 0m0.163s 'ls -l' 100 files with statahead: 2 sec statahead total: 142 statahead wrong: 2 agl total: 135 list_total: 29 fname_total: 100 hit_total: 3582 miss_total: 1619 swrong=2 ewrong=2 - open/close 718 (time 1785395112.01 total 10.01 last 71.74) total: 900 open/close in 12.75 seconds: 70.57 ops/second llite.lustre-ffff96514a975000.statahead_max=0 1001 real 0m23.918s user 0m0.034s sys 0m3.101s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff96514a975000.statahead_max=32 llite.lustre-ffff96514a975000.statahead_max=32 1001 real 0m10.922s user 0m0.024s sys 0m1.452s 'ls -l' 1000 files with statahead: 11 sec statahead total: 143 statahead wrong: 2 agl total: 136 list_total: 30 fname_total: 100 hit_total: 4579 miss_total: 1622 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 21 seconds llite.lustre-ffff96514a975000.statahead_stats= statahead total: 143 statahead wrong: 2 agl total: 136 list_total: 30 fname_total: 100 hit_total: 4579 miss_total: 1622 mdc.lustre-MDT0000-mdc-ffff96514a975000.batch_stats= snapshot_time: 1785395186.054183964 secs.nsecs start_time: 1785395082.322718823 secs.nsecs elapsed_time: 103.731465141 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 0 0 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 911 (time 1785395198.93 total 10.01 last 91.03) - open/close 1856 (time 1785395208.93 total 20.01 last 94.47) - open/close 2586 (time 1785395218.95 total 30.02 last 72.90) - open/close 3246 (time 1785395228.97 total 40.05 last 65.85) - open/close 3977 (time 1785395238.98 total 50.05 last 73.05) - open/close 4768 (time 1785395248.98 total 60.06 last 79.07) - open/close 5747 (time 1785395258.98 total 70.06 last 97.88) - open/close 6346 (time 1785395268.98 total 80.06 last 59.88) - open/close 7001 (time 1785395278.99 total 90.07 last 65.45) - open/close 7797 (time 1785395289.00 total 100.08 last 79.53) - open/close 8556 (time 1785395299.02 total 110.09 last 75.78) - open/close 9220 (time 1785395309.03 total 120.11 last 66.32) - open/close 9728 (time 1785395319.04 total 130.12 last 50.72) total: 10000 open/close in 135.96 seconds: 73.55 ops/second llite.lustre-ffff96514a975000.statahead_batch_max=0 llite.lustre-ffff96514a975000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96514a975000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m24.363s user 0m0.319s sys 0m15.774s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff96514a975000.statahead_batch_max=32 llite.lustre-ffff96514a975000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96514a975000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff96514a975000.stats=clear ls -l files in d123ad.sanity: 10001 real 2m5.106s user 0m0.305s sys 0m14.489s batched statahead RPC= hit count=9988 mdc.lustre-MDT0000-mdc-ffff96514a975000.batch_stats= snapshot_time: 1785395567.762587273 secs.nsecs start_time: 1785395425.637577305 secs.nsecs elapsed_time: 142.125009968 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-ffff96514a975000.batch_stats=0 llite.lustre-ffff96514a975000.statahead_max=2048 llite.lustre-ffff96514a975000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff96514a975000.batch_stats=0 total: 100 open/close in 2.15 seconds: 46.53 ops/second llite.lustre-ffff96514a975000.statahead_max=0 101 real 0m2.359s user 0m0.006s sys 0m0.332s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff96514a975000.statahead_max=2048 llite.lustre-ffff96514a975000.statahead_max=2048 101 real 0m1.285s user 0m0.006s sys 0m0.182s '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: 10087 miss_total: 13 swrong=0 ewrong=0 - open/close 662 (time 1785395924.47 total 10.02 last 66.07) total: 900 open/close in 14.85 seconds: 60.59 ops/second llite.lustre-ffff96514a975000.statahead_max=0 1001 real 0m27.914s user 0m0.027s sys 0m3.236s 'ls -l' 1000 files without statahead: 28 sec llite.lustre-ffff96514a975000.statahead_max=2048 llite.lustre-ffff96514a975000.statahead_max=2048 1001 real 0m13.449s user 0m0.029s sys 0m1.445s 'ls -l' 1000 files with statahead: 14 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11086 miss_total: 14 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 20 seconds llite.lustre-ffff96514a975000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11086 miss_total: 14 mdc.lustre-MDT0000-mdc-ffff96514a975000.batch_stats= snapshot_time: 1785396010.269094356 secs.nsecs start_time: 1785395571.219380612 secs.nsecs elapsed_time: 439.049713744 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 18 18 16: 2 18 36 32: 2 18 54 64: 1 9 63 128: 0 0 63 256: 4 36 100 - open/close 584 (time 1785396023.63 total 10.01 last 58.35) - open/close 1390 (time 1785396033.64 total 20.02 last 80.54) - open/close 1998 (time 1785396043.65 total 30.02 last 60.75) - open/close 2592 (time 1785396053.65 total 40.03 last 59.39) - open/close 3458 (time 1785396063.66 total 50.03 last 86.55) - open/close 4378 (time 1785396073.66 total 60.03 last 91.99) - open/close 5134 (time 1785396083.70 total 70.07 last 75.30) - open/close 5917 (time 1785396093.71 total 80.08 last 78.24) - open/close 6648 (time 1785396103.71 total 90.08 last 73.08) - open/close 7391 (time 1785396113.71 total 100.09 last 74.27) - open/close 8155 (time 1785396123.74 total 110.12 last 76.20) - open/close 8818 (time 1785396133.75 total 120.12 last 66.26) - open/close 9582 (time 1785396143.75 total 130.12 last 76.39) total: 10000 open/close in 135.61 seconds: 73.74 ops/second llite.lustre-ffff96514a975000.statahead_batch_max=0 llite.lustre-ffff96514a975000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96514a975000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m16.024s user 0m0.327s sys 0m15.318s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff96514a975000.statahead_batch_max=256 llite.lustre-ffff96514a975000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96514a975000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff96514a975000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m11.796s user 0m0.272s sys 0m15.251s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff96514a975000.batch_stats= snapshot_time: 1785396332.363368689 secs.nsecs start_time: 1785396239.418204889 secs.nsecs elapsed_time: 92.945163800 secs.nsecs subreqs per batch batches %% cum %% 1: 187 44 44 2: 83 19 64 4: 41 9 74 8: 30 7 81 16: 20 4 86 32: 17 4 90 64: 4 0 91 128: 1 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-ffff96514a975000.statahead_batch_max=64 llite.lustre-ffff96514a975000.statahead_max=128