== sanity test 123ad: Verify batching statahead works correctly ========================================================== 12:57:11 (1777913831) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff93410385b000.batch_stats=0 llite.lustre-ffff93410385b000.statahead_max=32 llite.lustre-ffff93410385b000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff93410385b000.batch_stats=0 total: 100 open/close in 0.65 seconds: 154.14 ops/second llite.lustre-ffff93410385b000.statahead_max=0 101 real 0m0.650s user 0m0.001s sys 0m0.259s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff93410385b000.statahead_max=32 llite.lustre-ffff93410385b000.statahead_max=32 101 real 0m0.373s user 0m0.003s sys 0m0.250s 'ls -l' 100 files with statahead: 0 sec statahead total: 60 statahead wrong: 2 agl total: 56 list_total: 29 fname_total: 31 hit_total: 33978 miss_total: 1313 swrong=2 ewrong=2 total: 900 open/close in 2.03 seconds: 442.28 ops/second llite.lustre-ffff93410385b000.statahead_max=0 1001 real 0m5.833s user 0m0.015s sys 0m2.207s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff93410385b000.statahead_max=32 llite.lustre-ffff93410385b000.statahead_max=32 1001 real 0m3.557s user 0m0.015s sys 0m2.090s 'ls -l' 1000 files with statahead: 4 sec statahead total: 61 statahead wrong: 2 agl total: 57 list_total: 30 fname_total: 31 hit_total: 34977 miss_total: 1314 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 4 seconds llite.lustre-ffff93410385b000.statahead_stats= statahead total: 61 statahead wrong: 2 agl total: 57 list_total: 30 fname_total: 31 hit_total: 34977 miss_total: 1314 mdc.lustre-MDT0000-mdc-ffff93410385b000.batch_stats= snapshot_time: 1777913856.497557746 secs.nsecs start_time: 1777913833.105690360 secs.nsecs elapsed_time: 23.391867386 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 4389 (time 1777913867.32 total 10.00 last 438.85) - open/close 8806 (time 1777913877.32 total 20.00 last 441.68) total: 10000 open/close in 22.68 seconds: 440.96 ops/second llite.lustre-ffff93410385b000.statahead_batch_max=0 llite.lustre-ffff93410385b000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93410385b000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m35.116s user 0m0.149s sys 0m33.068s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff93410385b000.statahead_batch_max=32 llite.lustre-ffff93410385b000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93410385b000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff93410385b000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m37.373s user 0m0.140s sys 0m21.022s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff93410385b000.batch_stats= snapshot_time: 1777913961.259433435 secs.nsecs start_time: 1777913918.002877579 secs.nsecs elapsed_time: 43.256555856 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 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff93410385b000.batch_stats=0 llite.lustre-ffff93410385b000.statahead_max=2048 llite.lustre-ffff93410385b000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff93410385b000.batch_stats=0 total: 100 open/close in 0.59 seconds: 170.26 ops/second llite.lustre-ffff93410385b000.statahead_max=0 101 real 0m0.891s user 0m0.003s sys 0m0.249s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff93410385b000.statahead_max=2048 llite.lustre-ffff93410385b000.statahead_max=2048 101 real 0m0.461s user 0m0.003s sys 0m0.308s '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: 450.59 ops/second llite.lustre-ffff93410385b000.statahead_max=0 1001 real 0m5.717s user 0m0.017s sys 0m2.170s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff93410385b000.statahead_max=2048 llite.lustre-ffff93410385b000.statahead_max=2048 1001 real 0m3.355s user 0m0.013s sys 0m2.053s 'ls -l' 1000 files with statahead: 3 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: 6 seconds llite.lustre-ffff93410385b000.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-ffff93410385b000.batch_stats= snapshot_time: 1777914071.025147021 secs.nsecs start_time: 1777913962.047523498 secs.nsecs elapsed_time: 108.977623523 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 4567 (time 1777914081.74 total 10.00 last 456.62) - open/close 9241 (time 1777914091.74 total 20.00 last 467.32) total: 10000 open/close in 21.61 seconds: 462.77 ops/second llite.lustre-ffff93410385b000.statahead_batch_max=0 llite.lustre-ffff93410385b000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93410385b000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m37.919s user 0m0.167s sys 0m30.544s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff93410385b000.statahead_batch_max=256 llite.lustre-ffff93410385b000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93410385b000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff93410385b000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m27.848s user 0m0.136s sys 0m19.736s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff93410385b000.batch_stats= snapshot_time: 1777914167.717311497 secs.nsecs start_time: 1777914134.046460472 secs.nsecs elapsed_time: 33.670851025 secs.nsecs subreqs per batch batches % cum % 1: 266 54 54 2: 95 19 73 4: 58 11 85 8: 8 1 87 16: 6 1 88 32: 21 4 92 64: 1 0 93 128: 0 0 93 256: 34 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-ffff93410385b000.statahead_batch_max=64 llite.lustre-ffff93410385b000.statahead_max=128