== sanity test 123ad: Verify batching statahead works correctly ========================================================== 07:48:24 (1786535304) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8a4d08646800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8a4d08646800.batch_stats=0 llite.lustre-ffff8a4d08646800.statahead_max=32 llite.lustre-ffff8a4d08646800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8a4d08646800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8a4d08646800.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 0.67 seconds: 149.83 ops/second llite.lustre-ffff8a4d08646800.statahead_max=0 101 real 0m0.672s user 0m0.007s sys 0m0.251s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff8a4d08646800.statahead_max=32 llite.lustre-ffff8a4d08646800.statahead_max=32 101 real 0m0.422s user 0m0.002s sys 0m0.236s 'ls -l' 100 files with statahead: 1 sec statahead total: 88 statahead wrong: 2 agl total: 83 list_total: 29 fname_total: 59 hit_total: 13987 miss_total: 970 swrong=2 ewrong=2 total: 900 open/close in 1.85 seconds: 487.06 ops/second llite.lustre-ffff8a4d08646800.statahead_max=0 1001 real 0m5.952s user 0m0.024s sys 0m2.330s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff8a4d08646800.statahead_max=32 llite.lustre-ffff8a4d08646800.statahead_max=32 1001 real 0m3.674s user 0m0.021s sys 0m1.765s 'ls -l' 1000 files with statahead: 3 sec statahead total: 89 statahead wrong: 2 agl total: 84 list_total: 30 fname_total: 59 hit_total: 14986 miss_total: 971 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 5 seconds llite.lustre-ffff8a4d08646800.statahead_stats= statahead total: 89 statahead wrong: 2 agl total: 84 list_total: 30 fname_total: 59 hit_total: 14986 miss_total: 971 mdc.lustre-MDT0000-mdc-ffff8a4d08646800.batch_stats= snapshot_time: 1786535328.697729790 secs.nsecs start_time: 1786535305.518800148 secs.nsecs elapsed_time: 23.178929642 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 2 2 4: 1 2 5 8: 3 7 12 16: 19 48 61 32: 15 38 100 mdc.lustre-MDT0001-mdc-ffff8a4d08646800.batch_stats= snapshot_time: 1786535328.697795858 secs.nsecs start_time: 1786535305.518878236 secs.nsecs elapsed_time: 23.178917622 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 1 2 5 4: 2 5 10 8: 3 7 17 16: 18 46 64 32: 14 35 100 - open/close 5234 (time 1786535340.67 total 10.00 last 523.39) total: 10000 open/close in 18.76 seconds: 533.08 ops/second llite.lustre-ffff8a4d08646800.statahead_batch_max=0 llite.lustre-ffff8a4d08646800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a4d08646800.stats=clear mdc.lustre-MDT0001-mdc-ffff8a4d08646800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m44.757s user 0m0.175s sys 0m43.229s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8a4d08646800.statahead_batch_max=32 llite.lustre-ffff8a4d08646800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a4d08646800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8a4d08646800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8a4d08646800.stats=clear mdc.lustre-MDT0001-mdc-ffff8a4d08646800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m35.950s user 0m0.144s sys 0m20.800s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8a4d08646800.batch_stats= snapshot_time: 1786535439.043212331 secs.nsecs start_time: 1786535397.015482948 secs.nsecs elapsed_time: 42.027729383 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 mdc.lustre-MDT0001-mdc-ffff8a4d08646800.batch_stats= snapshot_time: 1786535439.043251311 secs.nsecs start_time: 1786535397.015542198 secs.nsecs elapsed_time: 42.027709113 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff8a4d08646800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8a4d08646800.batch_stats=0 llite.lustre-ffff8a4d08646800.statahead_max=2048 llite.lustre-ffff8a4d08646800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8a4d08646800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8a4d08646800.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 0.86 seconds: 115.62 ops/second llite.lustre-ffff8a4d08646800.statahead_max=0 101 real 0m0.695s user 0m0.002s sys 0m0.277s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff8a4d08646800.statahead_max=2048 llite.lustre-ffff8a4d08646800.statahead_max=2048 101 real 0m0.377s user 0m0.001s sys 0m0.262s 'ls -l' 100 files with statahead: 0 sec statahead total: 2 statahead wrong: 0 agl total: 2 list_total: 2 fname_total: 0 hit_total: 10098 miss_total: 2 swrong=0 ewrong=0 total: 900 open/close in 2.00 seconds: 449.48 ops/second llite.lustre-ffff8a4d08646800.statahead_max=0 1001 real 0m6.637s user 0m0.038s sys 0m2.630s 'ls -l' 1000 files without statahead: 7 sec llite.lustre-ffff8a4d08646800.statahead_max=2048 llite.lustre-ffff8a4d08646800.statahead_max=2048 1001 real 0m3.422s user 0m0.015s sys 0m1.435s 'ls -l' 1000 files with statahead: 4 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 5 seconds llite.lustre-ffff8a4d08646800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 mdc.lustre-MDT0000-mdc-ffff8a4d08646800.batch_stats= snapshot_time: 1786535549.108976169 secs.nsecs start_time: 1786535439.784298848 secs.nsecs elapsed_time: 109.324677321 secs.nsecs subreqs per batch batches %% cum %% 1: 2 28 28 2: 0 0 28 4: 2 28 57 8: 1 14 71 16: 0 0 71 32: 0 0 71 64: 0 0 71 128: 0 0 71 256: 2 28 100 mdc.lustre-MDT0001-mdc-ffff8a4d08646800.batch_stats= snapshot_time: 1786535549.109027789 secs.nsecs start_time: 1786535439.784435749 secs.nsecs elapsed_time: 109.324592040 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 11 11 4: 0 0 11 8: 2 22 33 16: 2 22 55 32: 0 0 55 64: 2 22 77 128: 0 0 77 256: 2 22 100 - open/close 5070 (time 1786535560.10 total 10.00 last 507.00) total: 10000 open/close in 19.25 seconds: 519.42 ops/second llite.lustre-ffff8a4d08646800.statahead_batch_max=0 llite.lustre-ffff8a4d08646800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a4d08646800.stats=clear mdc.lustre-MDT0001-mdc-ffff8a4d08646800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.705s user 0m0.159s sys 0m26.594s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8a4d08646800.statahead_batch_max=256 llite.lustre-ffff8a4d08646800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a4d08646800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8a4d08646800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8a4d08646800.stats=clear mdc.lustre-MDT0001-mdc-ffff8a4d08646800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m31.786s user 0m0.162s sys 0m23.674s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8a4d08646800.batch_stats= snapshot_time: 1786535641.874211304 secs.nsecs start_time: 1786535602.951011881 secs.nsecs elapsed_time: 38.923199423 secs.nsecs subreqs per batch batches %% cum %% 1: 401 69 69 2: 71 12 81 4: 35 6 88 8: 8 1 89 16: 3 0 89 32: 21 3 93 64: 3 0 94 128: 0 0 94 256: 34 5 100 mdc.lustre-MDT0001-mdc-ffff8a4d08646800.batch_stats= snapshot_time: 1786535641.874253359 secs.nsecs start_time: 1786535602.951069255 secs.nsecs elapsed_time: 38.923184104 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-ffff8a4d08646800.statahead_batch_max=64 llite.lustre-ffff8a4d08646800.statahead_max=128