== sanity test 123ad: Verify batching statahead works correctly ========================================================== 16:07:14 (1780344434) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff88ebc3851800.batch_stats=0 llite.lustre-ffff88ebc3851800.statahead_max=32 llite.lustre-ffff88ebc3851800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88ebc3851800.batch_stats=0 total: 100 open/close in 0.80 seconds: 124.36 ops/second llite.lustre-ffff88ebc3851800.statahead_max=0 101 real 0m0.667s user 0m0.003s sys 0m0.249s 'ls -l' 100 files without statahead: 0 sec llite.lustre-ffff88ebc3851800.statahead_max=32 llite.lustre-ffff88ebc3851800.statahead_max=32 101 real 0m0.351s user 0m0.005s sys 0m0.200s 'ls -l' 100 files with statahead: 0 sec statahead total: 108 statahead wrong: 2 agl total: 102 list_total: 30 fname_total: 75 hit_total: 4205 miss_total: 1281 swrong=2 ewrong=2 total: 900 open/close in 2.27 seconds: 396.94 ops/second llite.lustre-ffff88ebc3851800.statahead_max=0 1001 real 0m8.772s user 0m0.032s sys 0m2.743s 'ls -l' 1000 files without statahead: 9 sec llite.lustre-ffff88ebc3851800.statahead_max=32 llite.lustre-ffff88ebc3851800.statahead_max=32 1001 real 0m3.833s user 0m0.021s sys 0m2.043s 'ls -l' 1000 files with statahead: 4 sec statahead total: 109 statahead wrong: 2 agl total: 103 list_total: 31 fname_total: 75 hit_total: 5204 miss_total: 1282 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 6 seconds llite.lustre-ffff88ebc3851800.statahead_stats= statahead total: 109 statahead wrong: 2 agl total: 103 list_total: 31 fname_total: 75 hit_total: 5204 miss_total: 1282 mdc.lustre-MDT0000-mdc-ffff88ebc3851800.batch_stats= snapshot_time: 1780344465.183519815 secs.nsecs start_time: 1780344436.359266911 secs.nsecs elapsed_time: 28.824252904 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 2699 (time 1780344476.77 total 10.00 last 269.84) - open/close 5683 (time 1780344486.77 total 20.00 last 298.39) - open/close 8800 (time 1780344496.78 total 30.01 last 311.57) total: 10000 open/close in 33.67 seconds: 297.01 ops/second llite.lustre-ffff88ebc3851800.statahead_batch_max=0 llite.lustre-ffff88ebc3851800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88ebc3851800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m31.869s user 0m0.210s sys 0m30.122s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88ebc3851800.statahead_batch_max=32 llite.lustre-ffff88ebc3851800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88ebc3851800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88ebc3851800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m38.043s user 0m0.219s sys 0m19.562s batched statahead RPC= hit count=9994 mdc.lustre-MDT0000-mdc-ffff88ebc3851800.batch_stats= snapshot_time: 1780344580.120435198 secs.nsecs start_time: 1780344536.037137658 secs.nsecs elapsed_time: 44.083297540 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-ffff88ebc3851800.batch_stats=0 llite.lustre-ffff88ebc3851800.statahead_max=2048 llite.lustre-ffff88ebc3851800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff88ebc3851800.batch_stats=0 total: 100 open/close in 0.87 seconds: 115.45 ops/second llite.lustre-ffff88ebc3851800.statahead_max=0 101 real 0m0.901s user 0m0.005s sys 0m0.277s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff88ebc3851800.statahead_max=2048 llite.lustre-ffff88ebc3851800.statahead_max=2048 101 real 0m0.363s user 0m0.003s sys 0m0.171s '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: 10093 miss_total: 7 swrong=0 ewrong=0 total: 900 open/close in 3.12 seconds: 288.01 ops/second llite.lustre-ffff88ebc3851800.statahead_max=0 1001 real 0m7.533s user 0m0.029s sys 0m2.549s 'ls -l' 1000 files without statahead: 8 sec llite.lustre-ffff88ebc3851800.statahead_max=2048 llite.lustre-ffff88ebc3851800.statahead_max=2048 1001 real 0m3.125s user 0m0.017s sys 0m1.438s '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: 11092 miss_total: 8 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 6 seconds llite.lustre-ffff88ebc3851800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11092 miss_total: 8 mdc.lustre-MDT0000-mdc-ffff88ebc3851800.batch_stats= snapshot_time: 1780344715.151613994 secs.nsecs start_time: 1780344581.056108271 secs.nsecs elapsed_time: 134.095505723 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 3432 (time 1780344725.95 total 10.00 last 343.19) - open/close 7353 (time 1780344735.95 total 20.00 last 392.05) total: 10000 open/close in 26.40 seconds: 378.74 ops/second llite.lustre-ffff88ebc3851800.statahead_batch_max=0 llite.lustre-ffff88ebc3851800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88ebc3851800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m31.463s user 0m0.205s sys 0m27.329s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88ebc3851800.statahead_batch_max=256 llite.lustre-ffff88ebc3851800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88ebc3851800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88ebc3851800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m25.459s user 0m0.164s sys 0m18.393s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88ebc3851800.batch_stats= snapshot_time: 1780344807.904951128 secs.nsecs start_time: 1780344776.772921086 secs.nsecs elapsed_time: 31.132030042 secs.nsecs subreqs per batch batches % cum % 1: 273 63 63 2: 43 9 72 4: 46 10 83 8: 8 1 85 16: 8 1 87 32: 20 4 91 64: 0 0 91 128: 0 0 91 256: 35 8 100 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-ffff88ebc3851800.statahead_batch_max=64 llite.lustre-ffff88ebc3851800.statahead_max=128