== sanity test 123ad: Verify batching statahead works correctly ========================================================== 22:50:15 (1789181415) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.batch_stats=0 llite.lustre-ffff9ba049a2e800.statahead_max=32 llite.lustre-ffff9ba049a2e800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.84 seconds: 35.26 ops/second llite.lustre-ffff9ba049a2e800.statahead_max=0 101 real 0m2.259s user 0m0.005s sys 0m0.308s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9ba049a2e800.statahead_max=32 llite.lustre-ffff9ba049a2e800.statahead_max=32 101 real 0m1.278s user 0m0.003s sys 0m0.217s 'ls -l' 100 files with statahead: 2 sec statahead total: 150 statahead wrong: 2 agl total: 144 list_total: 30 fname_total: 120 hit_total: 3835 miss_total: 1387 swrong=2 ewrong=2 - open/close 798 (time 1789181444.08 total 10.00 last 79.78) total: 900 open/close in 11.41 seconds: 78.85 ops/second llite.lustre-ffff9ba049a2e800.statahead_max=0 1001 real 0m26.962s user 0m0.034s sys 0m3.083s 'ls -l' 1000 files without statahead: 27 sec llite.lustre-ffff9ba049a2e800.statahead_max=32 llite.lustre-ffff9ba049a2e800.statahead_max=32 1001 real 0m8.678s user 0m0.029s sys 0m1.403s 'ls -l' 1000 files with statahead: 8 sec statahead total: 151 statahead wrong: 2 agl total: 145 list_total: 31 fname_total: 120 hit_total: 4834 miss_total: 1388 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 19 seconds llite.lustre-ffff9ba049a2e800.statahead_stats= statahead total: 151 statahead wrong: 2 agl total: 145 list_total: 31 fname_total: 120 hit_total: 4834 miss_total: 1388 mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.batch_stats= snapshot_time: 1789181513.599771758 secs.nsecs start_time: 1789181420.196485329 secs.nsecs elapsed_time: 93.403286429 secs.nsecs subreqs per batch batches %% cum %% 1: 3 8 8 2: 1 2 10 4: 2 5 16 8: 1 2 18 16: 25 67 86 32: 5 13 100 mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.batch_stats= snapshot_time: 1789181513.599863688 secs.nsecs start_time: 1789181420.196604439 secs.nsecs elapsed_time: 93.403259249 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 2 5 7 8: 2 5 12 16: 12 30 42 32: 23 57 100 - open/close 786 (time 1789181526.00 total 10.01 last 78.56) - open/close 1451 (time 1789181536.01 total 20.01 last 66.46) - open/close 2124 (time 1789181546.01 total 30.01 last 67.29) - open/close 2820 (time 1789181556.02 total 40.02 last 69.55) - open/close 3303 (time 1789181566.03 total 50.04 last 48.23) - open/close 3987 (time 1789181576.04 total 60.04 last 68.35) - open/close 4657 (time 1789181586.07 total 70.07 last 66.81) - open/close 5220 (time 1789181596.08 total 80.08 last 56.25) - open/close 5964 (time 1789181606.08 total 90.09 last 74.35) - open/close 6780 (time 1789181616.09 total 100.09 last 81.55) - open/close 7544 (time 1789181626.10 total 110.10 last 76.34) - open/close 8102 (time 1789181636.12 total 120.12 last 55.68) - open/close 8700 (time 1789181646.13 total 130.13 last 59.77) - open/close 9298 (time 1789181656.13 total 140.13 last 59.77) total: 10000 open/close in 149.28 seconds: 66.99 ops/second llite.lustre-ffff9ba049a2e800.statahead_batch_max=0 llite.lustre-ffff9ba049a2e800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.stats=clear mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m5.125s user 0m0.356s sys 0m15.577s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9ba049a2e800.statahead_batch_max=32 llite.lustre-ffff9ba049a2e800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.stats=clear mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m53.727s user 0m0.331s sys 0m14.139s batched statahead RPC= hit count=9975 mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.batch_stats= snapshot_time: 1789181865.951653650 secs.nsecs start_time: 1789181740.325469614 secs.nsecs elapsed_time: 125.626184036 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 0 0 8: 1 0 0 16: 1 0 0 32: 313 99 100 mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.batch_stats= snapshot_time: 1789181865.951738684 secs.nsecs start_time: 1789181740.325612291 secs.nsecs elapsed_time: 125.626126393 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.batch_stats=0 llite.lustre-ffff9ba049a2e800.statahead_max=2048 llite.lustre-ffff9ba049a2e800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.38 seconds: 41.97 ops/second llite.lustre-ffff9ba049a2e800.statahead_max=0 101 real 0m2.384s user 0m0.007s sys 0m0.325s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff9ba049a2e800.statahead_max=2048 llite.lustre-ffff9ba049a2e800.statahead_max=2048 101 real 0m0.755s user 0m0.004s sys 0m0.181s '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: 10074 miss_total: 26 swrong=0 ewrong=0 - open/close 848 (time 1789182154.81 total 10.01 last 84.73) total: 900 open/close in 10.98 seconds: 82.00 ops/second llite.lustre-ffff9ba049a2e800.statahead_max=0 1001 real 0m19.432s user 0m0.030s sys 0m2.921s 'ls -l' 1000 files without statahead: 19 sec llite.lustre-ffff9ba049a2e800.statahead_max=2048 llite.lustre-ffff9ba049a2e800.statahead_max=2048 1001 real 0m6.550s user 0m0.032s sys 0m1.422s '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: 11073 miss_total: 27 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 19 seconds llite.lustre-ffff9ba049a2e800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11073 miss_total: 27 mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.batch_stats= snapshot_time: 1789182213.503702205 secs.nsecs start_time: 1789181868.373023305 secs.nsecs elapsed_time: 345.130678900 secs.nsecs subreqs per batch batches %% cum %% 1: 3 33 33 2: 1 11 44 4: 2 22 66 8: 1 11 77 16: 0 0 77 32: 0 0 77 64: 0 0 77 128: 0 0 77 256: 2 22 100 mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.batch_stats= snapshot_time: 1789182213.503793747 secs.nsecs start_time: 1789181868.373328396 secs.nsecs elapsed_time: 345.130465351 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 9 9 8: 2 18 27 16: 3 27 54 32: 3 27 81 64: 0 0 81 128: 0 0 81 256: 2 18 100 - open/close 700 (time 1789182226.41 total 10.01 last 69.93) - open/close 1398 (time 1789182236.42 total 20.02 last 69.72) - open/close 2189 (time 1789182246.43 total 30.04 last 78.99) - open/close 2942 (time 1789182256.44 total 40.04 last 75.23) - open/close 3723 (time 1789182266.45 total 50.05 last 78.02) - open/close 4598 (time 1789182276.46 total 60.07 last 87.39) - open/close 5287 (time 1789182286.49 total 70.09 last 68.75) - open/close 5989 (time 1789182296.50 total 80.10 last 70.10) - open/close 6803 (time 1789182306.51 total 90.11 last 81.33) - open/close 7615 (time 1789182316.52 total 100.12 last 81.12) - open/close 8495 (time 1789182326.53 total 110.13 last 87.94) - open/close 9388 (time 1789182336.53 total 120.14 last 89.22) total: 10000 open/close in 126.91 seconds: 78.80 ops/second llite.lustre-ffff9ba049a2e800.statahead_batch_max=0 llite.lustre-ffff9ba049a2e800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.stats=clear mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m59.147s user 0m0.327s sys 0m15.015s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9ba049a2e800.statahead_batch_max=256 llite.lustre-ffff9ba049a2e800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.stats=clear mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m52.605s user 0m0.304s sys 0m14.815s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9ba049a2e800.batch_stats= snapshot_time: 1789182475.079960651 secs.nsecs start_time: 1789182411.175759585 secs.nsecs elapsed_time: 63.904201066 secs.nsecs subreqs per batch batches %% cum %% 1: 132 48 48 2: 40 14 63 4: 17 6 70 8: 11 4 74 16: 12 4 78 32: 13 4 83 64: 10 3 87 128: 1 0 87 256: 34 12 100 mdc.lustre-MDT0001-mdc-ffff9ba049a2e800.batch_stats= snapshot_time: 1789182475.080031711 secs.nsecs start_time: 1789182411.175912139 secs.nsecs elapsed_time: 63.904119572 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-ffff9ba049a2e800.statahead_batch_max=64 llite.lustre-ffff9ba049a2e800.statahead_max=128