== sanity test 123ad: Verify batching statahead works correctly ========================================================== 23:25:20 (1772425520) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.batch_stats=0 llite.lustre-ffff9cdf061dc800.statahead_max=32 llite.lustre-ffff9cdf061dc800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.batch_stats=0 total: 100 open/close in 1.03 seconds: 96.95 ops/second llite.lustre-ffff9cdf061dc800.statahead_max=0 101 real 0m1.157s user 0m0.004s sys 0m0.421s ls -l 100 files without statahead: 1 sec llite.lustre-ffff9cdf061dc800.statahead_max=32 32 101 real 0m0.470s user 0m0.003s sys 0m0.255s ls -l 100 files with statahead: 0 sec statahead total: 55 statahead wrong: 1 agl total: 51 list_total: 27 fname_total: 28 hit_total: 33922 miss_total: 202 total: 900 open/close in 3.98 seconds: 226.04 ops/second llite.lustre-ffff9cdf061dc800.statahead_max=0 1001 real 0m8.886s user 0m0.022s sys 0m3.262s ls -l 1000 files without statahead: 9 sec llite.lustre-ffff9cdf061dc800.statahead_max=32 32 1001 real 0m5.726s user 0m0.014s sys 0m3.313s ls -l 1000 files with statahead: 6 sec statahead total: 56 statahead wrong: 1 agl total: 52 list_total: 28 fname_total: 28 hit_total: 34921 miss_total: 203 - open/close 3189 (time 1772425560.22 total 10.00 last 318.80) total: 4000 open/close in 12.52 seconds: 319.60 ops/second llite.lustre-ffff9cdf061dc800.statahead_max=0 5001 real 0m33.887s user 0m0.114s sys 0m12.681s ls -l 5000 files without statahead: 34 sec llite.lustre-ffff9cdf061dc800.statahead_max=32 32 5001 real 0m22.410s user 0m0.098s sys 0m11.401s ls -l 5000 files with statahead: 22 sec statahead total: 57 statahead wrong: 1 agl total: 53 list_total: 29 fname_total: 28 hit_total: 39919 miss_total: 205 ls -l done rm -r /mnt/lustre/d123ad.sanity: 45 seconds llite.lustre-ffff9cdf061dc800.statahead_stats= statahead total: 57 statahead wrong: 1 agl total: 53 list_total: 29 fname_total: 28 hit_total: 39919 miss_total: 205 mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.batch_stats= snapshot_time: 1772425674.809720074 secs.nsecs start_time: 1772425522.073443256 secs.nsecs elapsed_time: 152.736276818 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 0 0 0 8: 5 2 3 16: 3 1 4 32: 190 95 100 - open/close 2406 (time 1772425685.96 total 10.00 last 240.60) - open/close 5204 (time 1772425695.97 total 20.00 last 279.78) - open/close 8280 (time 1772425705.97 total 30.00 last 307.59) total: 10000 open/close in 35.08 seconds: 285.08 ops/second llite.lustre-ffff9cdf061dc800.statahead_batch_max=0 llite.lustre-ffff9cdf061dc800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.103s user 0m0.132s sys 0m31.073s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9cdf061dc800.statahead_batch_max=32 llite.lustre-ffff9cdf061dc800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m38.578s user 0m0.139s sys 0m21.722s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.batch_stats= snapshot_time: 1772425793.648047768 secs.nsecs start_time: 1772425748.432322230 secs.nsecs elapsed_time: 45.215725538 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 2 0 0 32: 312 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.batch_stats=0 llite.lustre-ffff9cdf061dc800.statahead_max=2048 llite.lustre-ffff9cdf061dc800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.batch_stats=0 total: 100 open/close in 0.58 seconds: 171.33 ops/second llite.lustre-ffff9cdf061dc800.statahead_max=0 101 real 0m0.575s user 0m0.004s sys 0m0.207s ls -l 100 files without statahead: 1 sec llite.lustre-ffff9cdf061dc800.statahead_max=2048 2048 101 real 0m0.317s user 0m0.002s sys 0m0.241s 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: 10098 miss_total: 2 total: 900 open/close in 1.97 seconds: 457.22 ops/second llite.lustre-ffff9cdf061dc800.statahead_max=0 1001 real 0m5.823s user 0m0.019s sys 0m2.098s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff9cdf061dc800.statahead_max=2048 2048 1001 real 0m3.393s user 0m0.011s sys 0m1.616s ls -l 1000 files with statahead: 3 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 - open/close 4738 (time 1772425916.77 total 10.00 last 473.76) total: 9000 open/close in 19.10 seconds: 471.27 ops/second llite.lustre-ffff9cdf061dc800.statahead_max=0 10001 real 0m57.427s user 0m0.175s sys 0m20.212s ls -l 10000 files without statahead: 57 sec llite.lustre-ffff9cdf061dc800.statahead_max=2048 2048 10001 real 0m30.654s user 0m0.139s sys 0m21.840s ls -l 10000 files with statahead: 31 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 4 ls -l done rm -r /mnt/lustre/d123ad.sanity: 69 seconds llite.lustre-ffff9cdf061dc800.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 4 mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.batch_stats= snapshot_time: 1772426095.417083874 secs.nsecs start_time: 1772425794.492969855 secs.nsecs elapsed_time: 300.924114019 secs.nsecs subreqs per batch batches % cum % 1: 339 63 63 2: 68 12 76 4: 45 8 84 8: 10 1 86 16: 8 1 88 32: 22 4 92 64: 1 0 92 128: 2 0 92 256: 38 7 100 - open/close 4236 (time 1772426106.15 total 10.00 last 423.53) - open/close 8650 (time 1772426116.15 total 20.00 last 441.38) total: 10000 open/close in 23.05 seconds: 433.79 ops/second llite.lustre-ffff9cdf061dc800.statahead_batch_max=0 llite.lustre-ffff9cdf061dc800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m48.694s user 0m0.154s sys 0m40.491s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9cdf061dc800.statahead_batch_max=256 llite.lustre-ffff9cdf061dc800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.418s user 0m0.147s sys 0m22.144s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.batch_stats= snapshot_time: 1772426215.037128760 secs.nsecs start_time: 1772426170.990775885 secs.nsecs elapsed_time: 44.046352875 secs.nsecs subreqs per batch batches % cum % 1: 411 72 72 2: 59 10 83 4: 26 4 87 8: 8 1 89 16: 6 1 90 32: 21 3 93 64: 0 0 93 128: 1 0 93 256: 34 6 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff9cdf061dc800.statahead_batch_max=64 llite.lustre-ffff9cdf061dc800.statahead_max=128