== sanity test 123ad: Verify batching statahead works correctly ========================================================== 17:52:02 (1786485122) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9eeff526a800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9eeff526a800.batch_stats=0 llite.lustre-ffff9eeff526a800.statahead_max=32 llite.lustre-ffff9eeff526a800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9eeff526a800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9eeff526a800.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 0.75 seconds: 133.63 ops/second llite.lustre-ffff9eeff526a800.statahead_max=0 101 real 0m0.601s user 0m0.004s sys 0m0.237s 'ls -l' 100 files without statahead: 0 sec llite.lustre-ffff9eeff526a800.statahead_max=32 llite.lustre-ffff9eeff526a800.statahead_max=32 101 real 0m0.385s user 0m0.004s sys 0m0.206s 'ls -l' 100 files with statahead: 0 sec statahead total: 103 statahead wrong: 2 agl total: 98 list_total: 30 fname_total: 69 hit_total: 4101 miss_total: 963 swrong=2 ewrong=2 total: 900 open/close in 1.72 seconds: 523.20 ops/second llite.lustre-ffff9eeff526a800.statahead_max=0 1001 real 0m5.791s user 0m0.017s sys 0m2.260s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff9eeff526a800.statahead_max=32 llite.lustre-ffff9eeff526a800.statahead_max=32 1001 real 0m3.602s user 0m0.017s sys 0m1.768s 'ls -l' 1000 files with statahead: 3 sec statahead total: 104 statahead wrong: 2 agl total: 99 list_total: 31 fname_total: 69 hit_total: 5100 miss_total: 964 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 5 seconds llite.lustre-ffff9eeff526a800.statahead_stats= statahead total: 104 statahead wrong: 2 agl total: 99 list_total: 31 fname_total: 69 hit_total: 5100 miss_total: 964 mdc.lustre-MDT0000-mdc-ffff9eeff526a800.batch_stats= snapshot_time: 1786485147.190775780 secs.nsecs start_time: 1786485124.225747002 secs.nsecs elapsed_time: 22.965028778 secs.nsecs subreqs per batch batches %% cum %% 1: 4 10 10 2: 2 5 15 4: 0 0 15 8: 2 5 21 16: 22 57 78 32: 8 21 100 mdc.lustre-MDT0001-mdc-ffff9eeff526a800.batch_stats= snapshot_time: 1786485147.190815008 secs.nsecs start_time: 1786485124.225800558 secs.nsecs elapsed_time: 22.965014450 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 2 2 4: 1 2 5 8: 3 7 12 16: 12 30 43 32: 22 56 100 - open/close 5008 (time 1786485158.46 total 10.00 last 500.74) total: 10000 open/close in 19.74 seconds: 506.70 ops/second llite.lustre-ffff9eeff526a800.statahead_batch_max=0 llite.lustre-ffff9eeff526a800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9eeff526a800.stats=clear mdc.lustre-MDT0001-mdc-ffff9eeff526a800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m32.419s user 0m0.166s sys 0m30.483s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9eeff526a800.statahead_batch_max=32 llite.lustre-ffff9eeff526a800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9eeff526a800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9eeff526a800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9eeff526a800.stats=clear mdc.lustre-MDT0001-mdc-ffff9eeff526a800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.941s user 0m0.149s sys 0m20.608s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9eeff526a800.batch_stats= snapshot_time: 1786485243.964339567 secs.nsecs start_time: 1786485203.447043143 secs.nsecs elapsed_time: 40.517296424 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 mdc.lustre-MDT0001-mdc-ffff9eeff526a800.batch_stats= snapshot_time: 1786485243.964425222 secs.nsecs start_time: 1786485203.447091597 secs.nsecs elapsed_time: 40.517333625 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9eeff526a800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9eeff526a800.batch_stats=0 llite.lustre-ffff9eeff526a800.statahead_max=2048 llite.lustre-ffff9eeff526a800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9eeff526a800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9eeff526a800.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 0.70 seconds: 142.40 ops/second llite.lustre-ffff9eeff526a800.statahead_max=0 101 real 0m0.522s user 0m0.004s sys 0m0.208s 'ls -l' 100 files without statahead: 0 sec llite.lustre-ffff9eeff526a800.statahead_max=2048 llite.lustre-ffff9eeff526a800.statahead_max=2048 101 real 0m0.354s user 0m0.004s sys 0m0.240s '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 1.97 seconds: 456.32 ops/second llite.lustre-ffff9eeff526a800.statahead_max=0 1001 real 0m6.424s user 0m0.024s sys 0m2.503s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff9eeff526a800.statahead_max=2048 llite.lustre-ffff9eeff526a800.statahead_max=2048 1001 real 0m3.719s user 0m0.019s sys 0m1.593s '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 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 6 seconds llite.lustre-ffff9eeff526a800.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-ffff9eeff526a800.batch_stats= snapshot_time: 1786485348.153409726 secs.nsecs start_time: 1786485244.711523809 secs.nsecs elapsed_time: 103.441885917 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 11 11 8: 4 44 55 16: 1 11 66 32: 1 11 77 64: 0 0 77 128: 0 0 77 256: 2 22 100 mdc.lustre-MDT0001-mdc-ffff9eeff526a800.batch_stats= snapshot_time: 1786485348.153467983 secs.nsecs start_time: 1786485244.711646748 secs.nsecs elapsed_time: 103.441821235 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 4 44 44 8: 1 11 55 16: 1 11 66 32: 0 0 66 64: 1 11 77 128: 0 0 77 256: 2 22 100 - open/close 4662 (time 1786485358.98 total 10.00 last 466.11) - open/close 9719 (time 1786485368.98 total 20.00 last 505.63) total: 10000 open/close in 20.60 seconds: 485.46 ops/second llite.lustre-ffff9eeff526a800.statahead_batch_max=0 llite.lustre-ffff9eeff526a800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9eeff526a800.stats=clear mdc.lustre-MDT0001-mdc-ffff9eeff526a800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.872s user 0m0.155s sys 0m29.161s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9eeff526a800.statahead_batch_max=256 llite.lustre-ffff9eeff526a800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9eeff526a800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9eeff526a800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9eeff526a800.stats=clear mdc.lustre-MDT0001-mdc-ffff9eeff526a800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m39.480s user 0m0.235s sys 0m17.073s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9eeff526a800.batch_stats= snapshot_time: 1786485454.021080523 secs.nsecs start_time: 1786485407.560919302 secs.nsecs elapsed_time: 46.460161221 secs.nsecs subreqs per batch batches %% cum %% 1: 265 60 60 2: 69 15 75 4: 22 5 80 8: 13 2 83 16: 11 2 86 32: 17 3 90 64: 9 2 92 128: 0 0 92 256: 34 7 100 mdc.lustre-MDT0001-mdc-ffff9eeff526a800.batch_stats= snapshot_time: 1786485454.021143139 secs.nsecs start_time: 1786485407.560977524 secs.nsecs elapsed_time: 46.460165615 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 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-ffff9eeff526a800.statahead_batch_max=64 llite.lustre-ffff9eeff526a800.statahead_max=128