== sanity test 123ad: Verify batching statahead works correctly ========================================================== 12:28:11 (1788884891) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff91448757e000.batch_stats=0 llite.lustre-ffff91448757e000.statahead_max=32 llite.lustre-ffff91448757e000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff91448757e000.batch_stats=0 total: 100 open/close in 0.69 seconds: 145.48 ops/second llite.lustre-ffff91448757e000.statahead_max=0 101 real 0m0.586s user 0m0.004s sys 0m0.221s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff91448757e000.statahead_max=32 llite.lustre-ffff91448757e000.statahead_max=32 101 real 0m0.375s user 0m0.003s sys 0m0.196s 'ls -l' 100 files with statahead: 0 sec statahead total: 59 statahead wrong: 2 agl total: 55 list_total: 26 fname_total: 33 hit_total: 24197 miss_total: 716 swrong=2 ewrong=2 total: 900 open/close in 1.97 seconds: 457.65 ops/second llite.lustre-ffff91448757e000.statahead_max=0 1001 real 0m5.761s user 0m0.018s sys 0m2.093s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff91448757e000.statahead_max=32 llite.lustre-ffff91448757e000.statahead_max=32 1001 real 0m3.572s user 0m0.015s sys 0m1.902s 'ls -l' 1000 files with statahead: 3 sec statahead total: 60 statahead wrong: 2 agl total: 56 list_total: 27 fname_total: 33 hit_total: 25196 miss_total: 717 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 5 seconds llite.lustre-ffff91448757e000.statahead_stats= statahead total: 60 statahead wrong: 2 agl total: 56 list_total: 27 fname_total: 33 hit_total: 25196 miss_total: 717 mdc.lustre-MDT0000-mdc-ffff91448757e000.batch_stats= snapshot_time: 1788884915.821753399 secs.nsecs start_time: 1788884893.190777208 secs.nsecs elapsed_time: 22.630976191 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 2 2 8: 2 5 7 16: 2 5 12 32: 34 87 100 - open/close 4130 (time 1788884926.58 total 10.00 last 412.94) - open/close 8329 (time 1788884936.58 total 20.00 last 419.85) total: 10000 open/close in 23.38 seconds: 427.73 ops/second llite.lustre-ffff91448757e000.statahead_batch_max=0 llite.lustre-ffff91448757e000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff91448757e000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m29.916s user 0m0.143s sys 0m25.617s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff91448757e000.statahead_batch_max=32 llite.lustre-ffff91448757e000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff91448757e000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff91448757e000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m41.971s user 0m0.169s sys 0m24.690s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff91448757e000.batch_stats= snapshot_time: 1788885018.957666460 secs.nsecs start_time: 1788884972.165326303 secs.nsecs elapsed_time: 46.792340157 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-ffff91448757e000.batch_stats=0 llite.lustre-ffff91448757e000.statahead_max=2048 llite.lustre-ffff91448757e000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff91448757e000.batch_stats=0 total: 100 open/close in 0.67 seconds: 150.32 ops/second llite.lustre-ffff91448757e000.statahead_max=0 101 real 0m0.636s user 0m0.010s sys 0m0.243s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff91448757e000.statahead_max=2048 llite.lustre-ffff91448757e000.statahead_max=2048 101 real 0m0.381s user 0m0.006s sys 0m0.237s '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 2.05 seconds: 438.08 ops/second llite.lustre-ffff91448757e000.statahead_max=0 1001 real 0m6.237s user 0m0.023s sys 0m2.258s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff91448757e000.statahead_max=2048 llite.lustre-ffff91448757e000.statahead_max=2048 1001 real 0m4.813s user 0m0.020s sys 0m1.643s 'ls -l' 1000 files with statahead: 5 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-ffff91448757e000.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-ffff91448757e000.batch_stats= snapshot_time: 1788885136.281029339 secs.nsecs start_time: 1788885019.886201469 secs.nsecs elapsed_time: 116.394827870 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 4102 (time 1788885147.51 total 10.00 last 410.16) - open/close 8386 (time 1788885157.53 total 20.02 last 427.63) total: 10000 open/close in 23.85 seconds: 419.34 ops/second llite.lustre-ffff91448757e000.statahead_batch_max=0 llite.lustre-ffff91448757e000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff91448757e000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m44.195s user 0m0.192s sys 0m36.292s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff91448757e000.statahead_batch_max=256 llite.lustre-ffff91448757e000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff91448757e000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff91448757e000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m35.835s user 0m0.159s sys 0m24.315s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff91448757e000.batch_stats= snapshot_time: 1788885249.373685126 secs.nsecs start_time: 1788885208.259603432 secs.nsecs elapsed_time: 41.114081694 secs.nsecs subreqs per batch batches %% cum %% 1: 194 58 58 2: 48 14 72 4: 22 6 79 8: 5 1 80 16: 5 1 82 32: 23 6 89 64: 0 0 89 128: 1 0 89 256: 35 10 100 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-ffff91448757e000.statahead_batch_max=64 llite.lustre-ffff91448757e000.statahead_max=128