== sanity test 123ad: Verify batching statahead works correctly ========================================================== 23:11:19 (1781233879) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9c0bd90e4800.batch_stats=0 llite.lustre-ffff9c0bd90e4800.statahead_max=32 llite.lustre-ffff9c0bd90e4800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9c0bd90e4800.batch_stats=0 total: 100 open/close in 1.46 seconds: 68.61 ops/second llite.lustre-ffff9c0bd90e4800.statahead_max=0 101 real 0m1.357s user 0m0.004s sys 0m0.316s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9c0bd90e4800.statahead_max=32 llite.lustre-ffff9c0bd90e4800.statahead_max=32 101 real 0m0.589s user 0m0.004s sys 0m0.282s 'ls -l' 100 files with statahead: 0 sec statahead total: 91 statahead wrong: 2 agl total: 87 list_total: 28 fname_total: 63 hit_total: 3578 miss_total: 1140 swrong=2 ewrong=2 total: 900 open/close in 6.46 seconds: 139.37 ops/second llite.lustre-ffff9c0bd90e4800.statahead_max=0 1001 real 0m13.132s user 0m0.036s sys 0m2.891s 'ls -l' 1000 files without statahead: 13 sec llite.lustre-ffff9c0bd90e4800.statahead_max=32 llite.lustre-ffff9c0bd90e4800.statahead_max=32 1001 real 0m4.906s user 0m0.021s sys 0m1.891s 'ls -l' 1000 files with statahead: 5 sec statahead total: 92 statahead wrong: 2 agl total: 88 list_total: 29 fname_total: 63 hit_total: 4577 miss_total: 1141 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 10 seconds llite.lustre-ffff9c0bd90e4800.statahead_stats= statahead total: 92 statahead wrong: 2 agl total: 88 list_total: 29 fname_total: 63 hit_total: 4577 miss_total: 1141 mdc.lustre-MDT0000-mdc-ffff9c0bd90e4800.batch_stats= snapshot_time: 1781233928.294116497 secs.nsecs start_time: 1781233882.108598034 secs.nsecs elapsed_time: 46.185518463 secs.nsecs subreqs per batch batches % cum % 1: 1 2 2 2: 0 0 2 4: 1 2 5 8: 2 5 10 16: 2 5 15 32: 34 85 100 - open/close 1310 (time 1781233939.41 total 10.00 last 130.96) - open/close 2625 (time 1781233949.41 total 20.01 last 131.43) - open/close 3949 (time 1781233959.42 total 30.02 last 132.30) - open/close 5299 (time 1781233969.42 total 40.02 last 134.98) - open/close 6559 (time 1781233979.43 total 50.03 last 125.86) - open/close 8015 (time 1781233989.44 total 60.03 last 145.52) - open/close 9434 (time 1781233999.44 total 70.03 last 141.90) total: 10000 open/close in 74.54 seconds: 134.16 ops/second llite.lustre-ffff9c0bd90e4800.statahead_batch_max=0 llite.lustre-ffff9c0bd90e4800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c0bd90e4800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m37.405s user 0m0.251s sys 0m26.762s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9c0bd90e4800.statahead_batch_max=32 llite.lustre-ffff9c0bd90e4800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c0bd90e4800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9c0bd90e4800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m46.477s user 0m0.250s sys 0m19.595s batched statahead RPC= hit count=9986 mdc.lustre-MDT0000-mdc-ffff9c0bd90e4800.batch_stats= snapshot_time: 1781234100.614234323 secs.nsecs start_time: 1781234046.653766361 secs.nsecs elapsed_time: 53.960467962 secs.nsecs subreqs per batch batches % cum % 1: 0 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-ffff9c0bd90e4800.batch_stats=0 llite.lustre-ffff9c0bd90e4800.statahead_max=2048 llite.lustre-ffff9c0bd90e4800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9c0bd90e4800.batch_stats=0 total: 100 open/close in 1.43 seconds: 70.12 ops/second llite.lustre-ffff9c0bd90e4800.statahead_max=0 101 real 0m1.091s user 0m0.007s sys 0m0.297s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9c0bd90e4800.statahead_max=2048 llite.lustre-ffff9c0bd90e4800.statahead_max=2048 101 real 0m0.414s user 0m0.005s sys 0m0.191s '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: 10085 miss_total: 15 swrong=0 ewrong=0 total: 900 open/close in 5.73 seconds: 156.94 ops/second llite.lustre-ffff9c0bd90e4800.statahead_max=0 1001 real 0m11.064s user 0m0.028s sys 0m2.896s 'ls -l' 1000 files without statahead: 11 sec llite.lustre-ffff9c0bd90e4800.statahead_max=2048 llite.lustre-ffff9c0bd90e4800.statahead_max=2048 1001 real 0m3.781s user 0m0.018s sys 0m1.909s '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: 11084 miss_total: 16 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 10 seconds llite.lustre-ffff9c0bd90e4800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11084 miss_total: 16 mdc.lustre-MDT0000-mdc-ffff9c0bd90e4800.batch_stats= snapshot_time: 1781234305.129364151 secs.nsecs start_time: 1781234101.648066556 secs.nsecs elapsed_time: 203.481297595 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 18 18 16: 2 18 36 32: 2 18 54 64: 1 9 63 128: 0 0 63 256: 4 36 100 - open/close 1467 (time 1781234316.52 total 10.00 last 146.65) - open/close 3050 (time 1781234326.52 total 20.00 last 158.28) - open/close 4524 (time 1781234336.53 total 30.01 last 147.38) - open/close 6421 (time 1781234346.53 total 40.01 last 189.62) - open/close 8191 (time 1781234356.53 total 50.01 last 176.99) total: 10000 open/close in 59.35 seconds: 168.50 ops/second llite.lustre-ffff9c0bd90e4800.statahead_batch_max=0 llite.lustre-ffff9c0bd90e4800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c0bd90e4800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.618s user 0m0.256s sys 0m27.514s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9c0bd90e4800.statahead_batch_max=256 llite.lustre-ffff9c0bd90e4800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c0bd90e4800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9c0bd90e4800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.450s user 0m0.216s sys 0m20.497s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9c0bd90e4800.batch_stats= snapshot_time: 1781234442.594548056 secs.nsecs start_time: 1781234404.719253104 secs.nsecs elapsed_time: 37.875294952 secs.nsecs subreqs per batch batches % cum % 1: 137 48 48 2: 44 15 63 4: 32 11 75 8: 6 2 77 16: 8 2 79 32: 21 7 87 64: 0 0 87 128: 1 0 87 256: 35 12 100 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-ffff9c0bd90e4800.statahead_batch_max=64 llite.lustre-ffff9c0bd90e4800.statahead_max=128