== sanity test 123ad: Verify batching statahead works correctly ========================================================== 16:47:43 (1787604463) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8c0003114800.batch_stats=0 llite.lustre-ffff8c0003114800.statahead_max=32 llite.lustre-ffff8c0003114800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8c0003114800.batch_stats=0 total: 100 open/close in 2.27 seconds: 44.09 ops/second llite.lustre-ffff8c0003114800.statahead_max=0 101 real 0m2.065s user 0m0.009s sys 0m0.274s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8c0003114800.statahead_max=32 llite.lustre-ffff8c0003114800.statahead_max=32 101 real 0m0.920s user 0m0.004s sys 0m0.159s 'ls -l' 100 files with statahead: 1 sec statahead total: 115 statahead wrong: 2 agl total: 109 list_total: 30 fname_total: 83 hit_total: 3645 miss_total: 1603 swrong=2 ewrong=2 - open/close 741 (time 1787604489.62 total 10.01 last 74.04) total: 900 open/close in 12.27 seconds: 73.37 ops/second llite.lustre-ffff8c0003114800.statahead_max=0 1001 real 0m20.327s user 0m0.038s sys 0m2.694s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffff8c0003114800.statahead_max=32 llite.lustre-ffff8c0003114800.statahead_max=32 1001 real 0m9.191s user 0m0.027s sys 0m1.376s 'ls -l' 1000 files with statahead: 10 sec statahead total: 116 statahead wrong: 2 agl total: 110 list_total: 31 fname_total: 83 hit_total: 4642 miss_total: 1606 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 23 seconds llite.lustre-ffff8c0003114800.statahead_stats= statahead total: 116 statahead wrong: 2 agl total: 110 list_total: 31 fname_total: 83 hit_total: 4642 miss_total: 1606 mdc.lustre-MDT0000-mdc-ffff8c0003114800.batch_stats= snapshot_time: 1787604555.041434432 secs.nsecs start_time: 1787604468.119538455 secs.nsecs elapsed_time: 86.921895977 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 2 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 755 (time 1787604567.94 total 10.01 last 75.45) - open/close 1568 (time 1787604577.95 total 20.01 last 81.24) - open/close 2273 (time 1787604587.95 total 30.02 last 70.46) - open/close 2986 (time 1787604597.97 total 40.04 last 71.15) - open/close 3759 (time 1787604607.97 total 50.04 last 77.30) - open/close 4510 (time 1787604617.99 total 60.06 last 74.98) - open/close 5247 (time 1787604628.00 total 70.07 last 73.63) - open/close 5983 (time 1787604638.01 total 80.08 last 73.53) - open/close 6746 (time 1787604648.01 total 90.08 last 76.27) - open/close 7563 (time 1787604658.01 total 100.08 last 81.68) - open/close 8256 (time 1787604668.02 total 110.08 last 69.29) - open/close 8830 (time 1787604678.03 total 120.10 last 57.32) - open/close 9601 (time 1787604688.04 total 130.10 last 77.03) total: 10000 open/close in 135.92 seconds: 73.57 ops/second llite.lustre-ffff8c0003114800.statahead_batch_max=0 llite.lustre-ffff8c0003114800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8c0003114800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m7.245s user 0m0.294s sys 0m13.989s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8c0003114800.statahead_batch_max=32 llite.lustre-ffff8c0003114800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8c0003114800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8c0003114800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m42.966s user 0m0.281s sys 0m13.100s batched statahead RPC= hit count=9979 mdc.lustre-MDT0000-mdc-ffff8c0003114800.batch_stats= snapshot_time: 1787604881.503701680 secs.nsecs start_time: 1787604768.902127094 secs.nsecs elapsed_time: 112.601574586 secs.nsecs subreqs per batch batches %% cum %% 1: 1 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-ffff8c0003114800.batch_stats=0 llite.lustre-ffff8c0003114800.statahead_max=2048 llite.lustre-ffff8c0003114800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8c0003114800.batch_stats=0 total: 100 open/close in 2.63 seconds: 38.00 ops/second llite.lustre-ffff8c0003114800.statahead_max=0 101 real 0m2.488s user 0m0.002s sys 0m0.302s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8c0003114800.statahead_max=2048 llite.lustre-ffff8c0003114800.statahead_max=2048 101 real 0m0.835s user 0m0.004s sys 0m0.139s '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: 10078 miss_total: 22 swrong=0 ewrong=0 - open/close 722 (time 1787605211.58 total 10.01 last 72.13) total: 900 open/close in 13.34 seconds: 67.48 ops/second llite.lustre-ffff8c0003114800.statahead_max=0 1001 real 0m25.699s user 0m0.031s sys 0m2.761s 'ls -l' 1000 files without statahead: 26 sec llite.lustre-ffff8c0003114800.statahead_max=2048 llite.lustre-ffff8c0003114800.statahead_max=2048 1001 real 0m7.802s user 0m0.025s sys 0m1.290s 'ls -l' 1000 files with statahead: 8 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11077 miss_total: 23 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff8c0003114800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11077 miss_total: 23 mdc.lustre-MDT0000-mdc-ffff8c0003114800.batch_stats= snapshot_time: 1787605283.806533818 secs.nsecs start_time: 1787604883.576333831 secs.nsecs elapsed_time: 400.230199987 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 20 20 16: 2 20 40 32: 1 10 50 64: 0 0 50 128: 1 10 60 256: 4 40 100 - open/close 659 (time 1787605297.15 total 10.01 last 65.84) - open/close 1361 (time 1787605307.17 total 20.03 last 70.05) - open/close 2157 (time 1787605317.20 total 30.05 last 79.42) - open/close 2888 (time 1787605327.21 total 40.06 last 73.02) - open/close 3483 (time 1787605337.22 total 50.08 last 59.40) - open/close 4121 (time 1787605347.24 total 60.10 last 63.70) - open/close 4746 (time 1787605357.26 total 70.11 last 62.40) - open/close 5356 (time 1787605367.26 total 80.12 last 60.95) - open/close 6024 (time 1787605377.27 total 90.12 last 66.78) - open/close 6824 (time 1787605387.27 total 100.13 last 79.95) - open/close 7539 (time 1787605397.28 total 110.14 last 71.42) - open/close 8280 (time 1787605407.31 total 120.17 last 73.90) - open/close 8868 (time 1787605417.32 total 130.18 last 58.75) - open/close 9463 (time 1787605427.33 total 140.19 last 59.44) total: 10000 open/close in 145.93 seconds: 68.53 ops/second llite.lustre-ffff8c0003114800.statahead_batch_max=0 llite.lustre-ffff8c0003114800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8c0003114800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m7.145s user 0m0.297s sys 0m13.531s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8c0003114800.statahead_batch_max=256 llite.lustre-ffff8c0003114800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8c0003114800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8c0003114800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m54.670s user 0m0.273s sys 0m13.035s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8c0003114800.batch_stats= snapshot_time: 1787605575.451277352 secs.nsecs start_time: 1787605509.256082813 secs.nsecs elapsed_time: 66.195194539 secs.nsecs subreqs per batch batches %% cum %% 1: 91 38 38 2: 30 12 50 4: 28 11 62 8: 23 9 72 16: 7 2 75 32: 16 6 81 64: 7 2 84 128: 2 0 85 256: 34 14 100 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-ffff8c0003114800.statahead_batch_max=64 llite.lustre-ffff8c0003114800.statahead_max=128