== sanity test 123ad: Verify batching statahead works correctly ========================================================== 07:16:50 (1778930210) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8e8105c16800.batch_stats=0 llite.lustre-ffff8e8105c16800.statahead_max=32 llite.lustre-ffff8e8105c16800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8e8105c16800.batch_stats=0 total: 100 open/close in 0.70 seconds: 142.64 ops/second llite.lustre-ffff8e8105c16800.statahead_max=0 101 real 0m0.675s user 0m0.002s sys 0m0.259s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff8e8105c16800.statahead_max=32 llite.lustre-ffff8e8105c16800.statahead_max=32 101 real 0m0.452s user 0m0.003s sys 0m0.283s 'ls -l' 100 files with statahead: 0 sec statahead total: 156 statahead wrong: 2 agl total: 149 list_total: 31 fname_total: 112 hit_total: 4015 miss_total: 1420 swrong=2 ewrong=2 total: 900 open/close in 2.16 seconds: 416.90 ops/second llite.lustre-ffff8e8105c16800.statahead_max=0 1001 real 0m6.136s user 0m0.026s sys 0m2.303s 'ls -l' 1000 files without statahead: 7 sec llite.lustre-ffff8e8105c16800.statahead_max=32 llite.lustre-ffff8e8105c16800.statahead_max=32 1001 real 0m3.615s user 0m0.015s sys 0m1.968s 'ls -l' 1000 files with statahead: 4 sec statahead total: 157 statahead wrong: 2 agl total: 150 list_total: 32 fname_total: 112 hit_total: 5014 miss_total: 1421 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 4 seconds llite.lustre-ffff8e8105c16800.statahead_stats= statahead total: 157 statahead wrong: 2 agl total: 150 list_total: 32 fname_total: 112 hit_total: 5014 miss_total: 1421 mdc.lustre-MDT0000-mdc-ffff8e8105c16800.batch_stats= snapshot_time: 1778930236.275488424 secs.nsecs start_time: 1778930212.135043256 secs.nsecs elapsed_time: 24.140445168 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 3874 (time 1778930247.05 total 10.00 last 387.35) - open/close 7939 (time 1778930257.05 total 20.00 last 406.48) total: 10000 open/close in 25.03 seconds: 399.50 ops/second llite.lustre-ffff8e8105c16800.statahead_batch_max=0 llite.lustre-ffff8e8105c16800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e8105c16800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.035s user 0m0.175s sys 0m28.627s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8e8105c16800.statahead_batch_max=32 llite.lustre-ffff8e8105c16800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e8105c16800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8e8105c16800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.782s user 0m0.152s sys 0m19.282s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8e8105c16800.batch_stats= snapshot_time: 1778930335.694582226 secs.nsecs start_time: 1778930295.287417472 secs.nsecs elapsed_time: 40.407164754 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-ffff8e8105c16800.batch_stats=0 llite.lustre-ffff8e8105c16800.statahead_max=2048 llite.lustre-ffff8e8105c16800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8e8105c16800.batch_stats=0 total: 100 open/close in 0.53 seconds: 188.05 ops/second llite.lustre-ffff8e8105c16800.statahead_max=0 101 real 0m0.564s user 0m0.001s sys 0m0.224s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff8e8105c16800.statahead_max=2048 llite.lustre-ffff8e8105c16800.statahead_max=2048 101 real 0m0.367s user 0m0.003s sys 0m0.215s '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 2.13 seconds: 423.03 ops/second llite.lustre-ffff8e8105c16800.statahead_max=0 1001 real 0m5.780s user 0m0.013s sys 0m2.213s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff8e8105c16800.statahead_max=2048 llite.lustre-ffff8e8105c16800.statahead_max=2048 1001 real 0m3.332s user 0m0.013s sys 0m1.510s '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: 5 seconds llite.lustre-ffff8e8105c16800.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-ffff8e8105c16800.batch_stats= snapshot_time: 1778930441.155506334 secs.nsecs start_time: 1778930336.503082214 secs.nsecs elapsed_time: 104.652424120 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 22 22 16: 2 22 44 32: 0 0 44 64: 0 0 44 128: 1 11 55 256: 4 44 100 - open/close 4661 (time 1778930451.90 total 10.00 last 466.09) - open/close 9364 (time 1778930461.90 total 20.00 last 470.26) total: 10000 open/close in 21.37 seconds: 467.89 ops/second llite.lustre-ffff8e8105c16800.statahead_batch_max=0 llite.lustre-ffff8e8105c16800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e8105c16800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m29.799s user 0m0.184s sys 0m25.730s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8e8105c16800.statahead_batch_max=256 llite.lustre-ffff8e8105c16800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e8105c16800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8e8105c16800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m28.449s user 0m0.143s sys 0m19.754s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8e8105c16800.batch_stats= snapshot_time: 1778930529.817266771 secs.nsecs start_time: 1778930495.904833359 secs.nsecs elapsed_time: 33.912433412 secs.nsecs subreqs per batch batches % cum % 1: 407 63 63 2: 133 20 83 4: 33 5 88 8: 8 1 90 16: 7 1 91 32: 22 3 94 64: 0 0 94 128: 0 0 94 256: 34 5 100 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-ffff8e8105c16800.statahead_batch_max=64 llite.lustre-ffff8e8105c16800.statahead_max=128