== sanity test 123ad: Verify batching statahead works correctly ========================================================== 04:02:36 (1782633756) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff89bd112ae800.batch_stats=0 llite.lustre-ffff89bd112ae800.statahead_max=32 llite.lustre-ffff89bd112ae800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff89bd112ae800.batch_stats=0 total: 100 open/close in 0.79 seconds: 126.48 ops/second llite.lustre-ffff89bd112ae800.statahead_max=0 101 real 0m0.653s user 0m0.005s sys 0m0.272s 'ls -l' 100 files without statahead: 0 sec llite.lustre-ffff89bd112ae800.statahead_max=32 llite.lustre-ffff89bd112ae800.statahead_max=32 101 real 0m0.570s user 0m0.000s sys 0m0.391s 'ls -l' 100 files with statahead: 0 sec statahead total: 55 statahead wrong: 2 agl total: 50 list_total: 25 fname_total: 30 hit_total: 13767 miss_total: 946 swrong=2 ewrong=2 total: 900 open/close in 2.48 seconds: 362.53 ops/second llite.lustre-ffff89bd112ae800.statahead_max=0 1001 real 0m5.839s user 0m0.022s sys 0m2.169s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff89bd112ae800.statahead_max=32 llite.lustre-ffff89bd112ae800.statahead_max=32 1001 real 0m5.152s user 0m0.016s sys 0m3.260s 'ls -l' 1000 files with statahead: 5 sec statahead total: 56 statahead wrong: 2 agl total: 51 list_total: 26 fname_total: 30 hit_total: 14766 miss_total: 947 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 5 seconds llite.lustre-ffff89bd112ae800.statahead_stats= statahead total: 56 statahead wrong: 2 agl total: 51 list_total: 26 fname_total: 30 hit_total: 14766 miss_total: 947 mdc.lustre-MDT0000-mdc-ffff89bd112ae800.batch_stats= snapshot_time: 1782633784.727963099 secs.nsecs start_time: 1782633758.074691771 secs.nsecs elapsed_time: 26.653271328 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 0 0 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 4725 (time 1782633796.01 total 10.01 last 472.08) - open/close 9496 (time 1782633806.01 total 20.01 last 477.07) total: 10000 open/close in 21.09 seconds: 474.09 ops/second llite.lustre-ffff89bd112ae800.statahead_batch_max=0 llite.lustre-ffff89bd112ae800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff89bd112ae800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.888s user 0m0.148s sys 0m33.221s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff89bd112ae800.statahead_batch_max=32 llite.lustre-ffff89bd112ae800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff89bd112ae800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff89bd112ae800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m47.083s user 0m0.157s sys 0m29.611s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff89bd112ae800.batch_stats= snapshot_time: 1782633900.691090276 secs.nsecs start_time: 1782633844.925597431 secs.nsecs elapsed_time: 55.765492845 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-ffff89bd112ae800.batch_stats=0 llite.lustre-ffff89bd112ae800.statahead_max=2048 llite.lustre-ffff89bd112ae800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff89bd112ae800.batch_stats=0 total: 100 open/close in 0.61 seconds: 165.20 ops/second llite.lustre-ffff89bd112ae800.statahead_max=0 101 real 0m0.600s user 0m0.002s sys 0m0.210s 'ls -l' 100 files without statahead: 0 sec llite.lustre-ffff89bd112ae800.statahead_max=2048 llite.lustre-ffff89bd112ae800.statahead_max=2048 101 real 0m0.478s user 0m0.002s sys 0m0.406s 'ls -l' 100 files with statahead: 1 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 1.99 seconds: 451.29 ops/second llite.lustre-ffff89bd112ae800.statahead_max=0 1001 real 0m5.667s user 0m0.018s sys 0m2.120s 'ls -l' 1000 files without statahead: 5 sec llite.lustre-ffff89bd112ae800.statahead_max=2048 llite.lustre-ffff89bd112ae800.statahead_max=2048 1001 real 0m3.328s user 0m0.008s sys 0m1.259s '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: 11097 miss_total: 3 swrong=0 ewrong=0 - open/close 4773 (time 1782634017.26 total 10.00 last 477.26) total: 9000 open/close in 18.91 seconds: 475.83 ops/second llite.lustre-ffff89bd112ae800.statahead_max=0 10001 real 1m30.582s user 0m0.224s sys 0m33.138s 'ls -l' 10000 files without statahead: 91 sec llite.lustre-ffff89bd112ae800.statahead_max=2048 llite.lustre-ffff89bd112ae800.statahead_max=2048 10001 real 0m39.042s user 0m0.152s sys 0m27.303s 'ls -l' 10000 files with statahead: 39 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 4 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 79 seconds llite.lustre-ffff89bd112ae800.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 4 mdc.lustre-MDT0000-mdc-ffff89bd112ae800.batch_stats= snapshot_time: 1782634250.766829339 secs.nsecs start_time: 1782633901.626814681 secs.nsecs elapsed_time: 349.140014658 secs.nsecs subreqs per batch batches %% cum %% 1: 382 68 68 2: 73 13 82 4: 23 4 86 8: 6 1 87 16: 10 1 89 32: 20 3 92 64: 0 0 92 128: 1 0 92 256: 39 7 100 - open/close 4496 (time 1782634261.59 total 10.00 last 449.56) - open/close 7958 (time 1782634271.59 total 20.00 last 346.18) total: 10000 open/close in 26.11 seconds: 382.96 ops/second llite.lustre-ffff89bd112ae800.statahead_batch_max=0 llite.lustre-ffff89bd112ae800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff89bd112ae800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m49.162s user 0m0.170s sys 0m42.042s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff89bd112ae800.statahead_batch_max=256 llite.lustre-ffff89bd112ae800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff89bd112ae800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff89bd112ae800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m42.105s user 0m0.175s sys 0m26.891s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff89bd112ae800.batch_stats= snapshot_time: 1782634378.869396908 secs.nsecs start_time: 1782634330.365249656 secs.nsecs elapsed_time: 48.504147252 secs.nsecs subreqs per batch batches %% cum %% 1: 683 72 72 2: 168 17 90 4: 27 2 93 8: 2 0 93 16: 7 0 94 32: 18 1 96 64: 0 0 96 128: 0 0 96 256: 33 3 100 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-ffff89bd112ae800.statahead_batch_max=64 llite.lustre-ffff89bd112ae800.statahead_max=128