== sanity test 123ad: Verify batching statahead works correctly ========================================================== 02:28:49 (1787120929) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff99bd48063000.batch_stats=0 llite.lustre-ffff99bd48063000.statahead_max=32 llite.lustre-ffff99bd48063000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff99bd48063000.batch_stats=0 total: 100 open/close in 2.63 seconds: 38.07 ops/second llite.lustre-ffff99bd48063000.statahead_max=0 101 real 0m2.247s user 0m0.003s sys 0m0.341s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff99bd48063000.statahead_max=32 llite.lustre-ffff99bd48063000.statahead_max=32 101 real 0m0.960s user 0m0.005s sys 0m0.183s 'ls -l' 100 files with statahead: 1 sec statahead total: 146 statahead wrong: 2 agl total: 140 list_total: 30 fname_total: 94 hit_total: 4117 miss_total: 1640 swrong=2 ewrong=2 - open/close 764 (time 1787120956.97 total 10.03 last 76.20) total: 900 open/close in 12.39 seconds: 72.66 ops/second llite.lustre-ffff99bd48063000.statahead_max=0 1001 real 0m19.425s user 0m0.026s sys 0m3.116s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffff99bd48063000.statahead_max=32 llite.lustre-ffff99bd48063000.statahead_max=32 1001 real 0m9.320s user 0m0.039s sys 0m1.591s 'ls -l' 1000 files with statahead: 10 sec statahead total: 147 statahead wrong: 2 agl total: 141 list_total: 31 fname_total: 94 hit_total: 5115 miss_total: 1642 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff99bd48063000.statahead_stats= statahead total: 147 statahead wrong: 2 agl total: 141 list_total: 31 fname_total: 94 hit_total: 5115 miss_total: 1642 mdc.lustre-MDT0000-mdc-ffff99bd48063000.batch_stats= snapshot_time: 1787121022.426467364 secs.nsecs start_time: 1787120934.457549618 secs.nsecs elapsed_time: 87.968917746 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 820 (time 1787121034.66 total 10.00 last 81.99) - open/close 1533 (time 1787121044.67 total 20.01 last 71.26) - open/close 2310 (time 1787121054.68 total 30.02 last 77.62) - open/close 3059 (time 1787121064.68 total 40.02 last 74.88) - open/close 3819 (time 1787121074.68 total 50.02 last 75.97) - open/close 4602 (time 1787121084.69 total 60.03 last 78.22) - open/close 5440 (time 1787121094.70 total 70.04 last 83.75) - open/close 6325 (time 1787121104.71 total 80.05 last 88.42) - open/close 7196 (time 1787121114.72 total 90.06 last 87.03) - open/close 8080 (time 1787121124.73 total 100.07 last 88.30) - open/close 8935 (time 1787121134.73 total 110.07 last 85.46) - open/close 9659 (time 1787121144.75 total 120.09 last 72.30) total: 10000 open/close in 124.15 seconds: 80.55 ops/second llite.lustre-ffff99bd48063000.statahead_batch_max=0 llite.lustre-ffff99bd48063000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff99bd48063000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m4.284s user 0m0.332s sys 0m15.820s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff99bd48063000.statahead_batch_max=32 llite.lustre-ffff99bd48063000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff99bd48063000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff99bd48063000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m44.272s user 0m0.305s sys 0m14.933s batched statahead RPC= hit count=9984 mdc.lustre-MDT0000-mdc-ffff99bd48063000.batch_stats= snapshot_time: 1787121341.479146053 secs.nsecs start_time: 1787121222.386219367 secs.nsecs elapsed_time: 119.092926686 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 0 0 0 32: 313 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff99bd48063000.batch_stats=0 llite.lustre-ffff99bd48063000.statahead_max=2048 llite.lustre-ffff99bd48063000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff99bd48063000.batch_stats=0 total: 100 open/close in 2.59 seconds: 38.55 ops/second llite.lustre-ffff99bd48063000.statahead_max=0 101 real 0m2.300s user 0m0.005s sys 0m0.338s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff99bd48063000.statahead_max=2048 llite.lustre-ffff99bd48063000.statahead_max=2048 101 real 0m1.097s user 0m0.006s sys 0m0.210s 'ls -l' 100 files with statahead: 2 sec statahead total: 2 statahead wrong: 0 agl total: 2 list_total: 2 fname_total: 0 hit_total: 10082 miss_total: 18 swrong=0 ewrong=0 - open/close 649 (time 1787121661.26 total 10.01 last 64.83) total: 900 open/close in 13.17 seconds: 68.32 ops/second llite.lustre-ffff99bd48063000.statahead_max=0 1001 real 0m22.539s user 0m0.029s sys 0m3.194s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff99bd48063000.statahead_max=2048 llite.lustre-ffff99bd48063000.statahead_max=2048 1001 real 0m7.381s user 0m0.026s sys 0m1.629s '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: 11081 miss_total: 19 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 21 seconds llite.lustre-ffff99bd48063000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11081 miss_total: 19 mdc.lustre-MDT0000-mdc-ffff99bd48063000.batch_stats= snapshot_time: 1787121730.346126098 secs.nsecs start_time: 1787121344.100862077 secs.nsecs elapsed_time: 386.245264021 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 704 (time 1787121743.29 total 10.00 last 70.37) - open/close 1418 (time 1787121753.30 total 20.01 last 71.32) - open/close 1974 (time 1787121763.31 total 30.02 last 55.56) - open/close 2709 (time 1787121773.32 total 40.03 last 73.44) - open/close 3223 (time 1787121783.33 total 50.04 last 51.36) - open/close 3948 (time 1787121793.33 total 60.05 last 72.45) - open/close 4761 (time 1787121803.34 total 70.05 last 81.26) - open/close 5644 (time 1787121813.35 total 80.06 last 88.24) - open/close 6499 (time 1787121823.35 total 90.06 last 85.47) - open/close 7192 (time 1787121833.36 total 100.08 last 69.21) - open/close 7950 (time 1787121843.36 total 110.08 last 75.79) - open/close 8753 (time 1787121853.37 total 120.08 last 80.26) - open/close 9579 (time 1787121863.38 total 130.09 last 82.53) total: 10000 open/close in 135.25 seconds: 73.94 ops/second llite.lustre-ffff99bd48063000.statahead_batch_max=0 llite.lustre-ffff99bd48063000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff99bd48063000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m57.768s user 0m0.339s sys 0m15.739s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff99bd48063000.statahead_batch_max=256 llite.lustre-ffff99bd48063000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff99bd48063000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff99bd48063000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m55.336s user 0m0.283s sys 0m15.814s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff99bd48063000.batch_stats= snapshot_time: 1787122005.544222947 secs.nsecs start_time: 1787121936.775568753 secs.nsecs elapsed_time: 68.768654194 secs.nsecs subreqs per batch batches %% cum %% 1: 281 52 52 2: 90 16 69 4: 57 10 80 8: 31 5 85 16: 27 5 91 32: 13 2 93 64: 2 0 93 128: 0 0 93 256: 33 6 100 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-ffff99bd48063000.statahead_batch_max=64 llite.lustre-ffff99bd48063000.statahead_max=128