== sanity test 123ad: Verify batching statahead works correctly ========================================================== 18:44:57 (1777502697) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff98b5832d1800.batch_stats=0 llite.lustre-ffff98b5832d1800.statahead_max=32 llite.lustre-ffff98b5832d1800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff98b5832d1800.batch_stats=0 total: 100 open/close in 0.72 seconds: 138.52 ops/second llite.lustre-ffff98b5832d1800.statahead_max=0 101 real 0m0.675s user 0m0.002s sys 0m0.247s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff98b5832d1800.statahead_max=32 llite.lustre-ffff98b5832d1800.statahead_max=32 101 real 0m0.375s user 0m0.005s sys 0m0.192s 'ls -l' 100 files with statahead: 0 sec statahead total: 97 statahead wrong: 2 agl total: 92 list_total: 29 fname_total: 67 hit_total: 3805 miss_total: 1509 swrong=2 ewrong=2 total: 900 open/close in 2.16 seconds: 416.33 ops/second llite.lustre-ffff98b5832d1800.statahead_max=0 1001 real 0m5.832s user 0m0.024s sys 0m2.215s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff98b5832d1800.statahead_max=32 llite.lustre-ffff98b5832d1800.statahead_max=32 1001 real 0m3.369s user 0m0.011s sys 0m1.981s 'ls -l' 1000 files with statahead: 3 sec statahead total: 98 statahead wrong: 2 agl total: 93 list_total: 30 fname_total: 67 hit_total: 4804 miss_total: 1510 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 6 seconds llite.lustre-ffff98b5832d1800.statahead_stats= statahead total: 98 statahead wrong: 2 agl total: 93 list_total: 30 fname_total: 67 hit_total: 4804 miss_total: 1510 mdc.lustre-MDT0000-mdc-ffff98b5832d1800.batch_stats= snapshot_time: 1777502722.726675533 secs.nsecs start_time: 1777502698.890475102 secs.nsecs elapsed_time: 23.836200431 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 3 7 7 16: 2 5 12 32: 34 87 100 - open/close 4386 (time 1777502733.50 total 10.00 last 438.53) - open/close 8740 (time 1777502743.50 total 20.00 last 435.31) total: 10000 open/close in 22.99 seconds: 434.89 ops/second llite.lustre-ffff98b5832d1800.statahead_batch_max=0 llite.lustre-ffff98b5832d1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff98b5832d1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m28.674s user 0m0.176s sys 0m27.230s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff98b5832d1800.statahead_batch_max=32 llite.lustre-ffff98b5832d1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff98b5832d1800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff98b5832d1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m35.417s user 0m0.160s sys 0m18.877s batched statahead RPC= hit count=9997 mdc.lustre-MDT0000-mdc-ffff98b5832d1800.batch_stats= snapshot_time: 1777502819.212162884 secs.nsecs start_time: 1777502778.185216412 secs.nsecs elapsed_time: 41.026946472 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-ffff98b5832d1800.batch_stats=0 llite.lustre-ffff98b5832d1800.statahead_max=2048 llite.lustre-ffff98b5832d1800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff98b5832d1800.batch_stats=0 total: 100 open/close in 0.70 seconds: 142.06 ops/second llite.lustre-ffff98b5832d1800.statahead_max=0 101 real 0m0.627s user 0m0.007s sys 0m0.239s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff98b5832d1800.statahead_max=2048 llite.lustre-ffff98b5832d1800.statahead_max=2048 101 real 0m0.522s user 0m0.002s sys 0m0.226s '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: 10096 miss_total: 4 swrong=0 ewrong=0 total: 900 open/close in 1.99 seconds: 452.22 ops/second llite.lustre-ffff98b5832d1800.statahead_max=0 1001 real 0m6.282s user 0m0.033s sys 0m2.320s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff98b5832d1800.statahead_max=2048 llite.lustre-ffff98b5832d1800.statahead_max=2048 1001 real 0m3.092s user 0m0.013s sys 0m1.710s '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: 11095 miss_total: 5 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 5 seconds llite.lustre-ffff98b5832d1800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11095 miss_total: 5 mdc.lustre-MDT0000-mdc-ffff98b5832d1800.batch_stats= snapshot_time: 1777502927.145486622 secs.nsecs start_time: 1777502819.997557355 secs.nsecs elapsed_time: 107.147929267 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 4826 (time 1777502937.87 total 10.00 last 482.60) - open/close 9480 (time 1777502947.87 total 20.00 last 465.33) total: 10000 open/close in 21.12 seconds: 473.56 ops/second llite.lustre-ffff98b5832d1800.statahead_batch_max=0 llite.lustre-ffff98b5832d1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff98b5832d1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m28.378s user 0m0.156s sys 0m24.309s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff98b5832d1800.statahead_batch_max=256 llite.lustre-ffff98b5832d1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff98b5832d1800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff98b5832d1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m24.146s user 0m0.155s sys 0m17.482s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff98b5832d1800.batch_stats= snapshot_time: 1777503010.469823701 secs.nsecs start_time: 1777502980.616710047 secs.nsecs elapsed_time: 29.853113654 secs.nsecs subreqs per batch batches % cum % 1: 429 67 67 2: 63 9 77 4: 62 9 87 8: 14 2 89 16: 8 1 90 32: 23 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-ffff98b5832d1800.statahead_batch_max=64 llite.lustre-ffff98b5832d1800.statahead_max=128