== sanity test 123ad: Verify batching statahead works correctly ========================================================== 10:39:37 (1784126377) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff94d4086f1800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff94d4086f1800.batch_stats=0 llite.lustre-ffff94d4086f1800.statahead_max=32 llite.lustre-ffff94d4086f1800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff94d4086f1800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff94d4086f1800.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 0.68 seconds: 147.61 ops/second llite.lustre-ffff94d4086f1800.statahead_max=0 101 real 0m0.564s user 0m0.003s sys 0m0.217s 'ls -l' 100 files without statahead: 0 sec llite.lustre-ffff94d4086f1800.statahead_max=32 llite.lustre-ffff94d4086f1800.statahead_max=32 101 real 0m0.405s user 0m0.005s sys 0m0.198s 'ls -l' 100 files with statahead: 0 sec statahead total: 64 statahead wrong: 1 agl total: 59 list_total: 26 fname_total: 37 hit_total: 3789 miss_total: 215 swrong=1 ewrong=1 total: 900 open/close in 1.75 seconds: 514.91 ops/second llite.lustre-ffff94d4086f1800.statahead_max=0 1001 real 0m5.611s user 0m0.019s sys 0m2.217s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff94d4086f1800.statahead_max=32 llite.lustre-ffff94d4086f1800.statahead_max=32 1001 real 0m4.425s user 0m0.016s sys 0m2.186s 'ls -l' 1000 files with statahead: 4 sec statahead total: 65 statahead wrong: 1 agl total: 60 list_total: 27 fname_total: 37 hit_total: 4788 miss_total: 216 swrong=1 ewrong=1 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 7 seconds llite.lustre-ffff94d4086f1800.statahead_stats= statahead total: 65 statahead wrong: 1 agl total: 60 list_total: 27 fname_total: 37 hit_total: 4788 miss_total: 216 mdc.lustre-MDT0000-mdc-ffff94d4086f1800.batch_stats= snapshot_time: 1784126403.653480382 secs.nsecs start_time: 1784126378.464783995 secs.nsecs elapsed_time: 25.188696387 secs.nsecs subreqs per batch batches %% cum %% 1: 3 7 7 2: 0 0 7 4: 2 4 12 8: 2 4 17 16: 20 48 65 32: 14 34 100 mdc.lustre-MDT0001-mdc-ffff94d4086f1800.batch_stats= snapshot_time: 1784126403.653564919 secs.nsecs start_time: 1784126378.464866014 secs.nsecs elapsed_time: 25.188698905 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 2 2 4: 3 7 10 8: 3 7 17 16: 20 51 69 32: 12 30 100 - open/close 5395 (time 1784126414.46 total 10.00 last 539.47) - open/close 9875 (time 1784126424.47 total 20.00 last 447.96) total: 10000 open/close in 20.29 seconds: 492.96 ops/second llite.lustre-ffff94d4086f1800.statahead_batch_max=0 llite.lustre-ffff94d4086f1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff94d4086f1800.stats=clear mdc.lustre-MDT0001-mdc-ffff94d4086f1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m42.970s user 0m0.188s sys 0m41.259s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff94d4086f1800.statahead_batch_max=32 llite.lustre-ffff94d4086f1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff94d4086f1800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff94d4086f1800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff94d4086f1800.stats=clear mdc.lustre-MDT0001-mdc-ffff94d4086f1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m46.211s user 0m0.216s sys 0m27.926s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff94d4086f1800.batch_stats= snapshot_time: 1784126524.222857688 secs.nsecs start_time: 1784126470.954553724 secs.nsecs elapsed_time: 53.268303964 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-ffff94d4086f1800.batch_stats= snapshot_time: 1784126524.222914599 secs.nsecs start_time: 1784126470.954605702 secs.nsecs elapsed_time: 53.268308897 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff94d4086f1800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff94d4086f1800.batch_stats=0 llite.lustre-ffff94d4086f1800.statahead_max=2048 llite.lustre-ffff94d4086f1800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff94d4086f1800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff94d4086f1800.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 0.66 seconds: 152.05 ops/second llite.lustre-ffff94d4086f1800.statahead_max=0 101 real 0m0.629s user 0m0.004s sys 0m0.244s 'ls -l' 100 files without statahead: 0 sec llite.lustre-ffff94d4086f1800.statahead_max=2048 llite.lustre-ffff94d4086f1800.statahead_max=2048 101 real 0m0.378s user 0m0.003s sys 0m0.253s '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 1.70 seconds: 529.28 ops/second llite.lustre-ffff94d4086f1800.statahead_max=0 1001 real 0m6.000s user 0m0.029s sys 0m2.290s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff94d4086f1800.statahead_max=2048 llite.lustre-ffff94d4086f1800.statahead_max=2048 1001 real 0m3.423s user 0m0.015s sys 0m1.569s '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: 11097 miss_total: 3 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 6 seconds llite.lustre-ffff94d4086f1800.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-ffff94d4086f1800.batch_stats= snapshot_time: 1784126641.415781894 secs.nsecs start_time: 1784126525.238394139 secs.nsecs elapsed_time: 116.177387755 secs.nsecs subreqs per batch batches %% cum %% 1: 1 20 20 2: 0 0 20 4: 1 20 40 8: 1 20 60 16: 0 0 60 32: 0 0 60 64: 0 0 60 128: 0 0 60 256: 2 40 100 mdc.lustre-MDT0001-mdc-ffff94d4086f1800.batch_stats= snapshot_time: 1784126641.415836267 secs.nsecs start_time: 1784126525.238515977 secs.nsecs elapsed_time: 116.177320290 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 3 37 37 16: 1 12 50 32: 0 0 50 64: 1 12 62 128: 1 12 75 256: 2 25 100 - open/close 5172 (time 1784126652.22 total 10.00 last 517.20) total: 10000 open/close in 19.13 seconds: 522.69 ops/second llite.lustre-ffff94d4086f1800.statahead_batch_max=0 llite.lustre-ffff94d4086f1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff94d4086f1800.stats=clear mdc.lustre-MDT0001-mdc-ffff94d4086f1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m36.181s user 0m0.158s sys 0m32.219s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff94d4086f1800.statahead_batch_max=256 llite.lustre-ffff94d4086f1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff94d4086f1800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff94d4086f1800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff94d4086f1800.stats=clear mdc.lustre-MDT0001-mdc-ffff94d4086f1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m36.137s user 0m0.198s sys 0m25.281s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff94d4086f1800.batch_stats= snapshot_time: 1784126743.043386840 secs.nsecs start_time: 1784126700.284453195 secs.nsecs elapsed_time: 42.758933645 secs.nsecs subreqs per batch batches %% cum %% 1: 359 71 71 2: 53 10 81 4: 25 4 86 8: 5 0 87 16: 5 0 88 32: 20 3 92 64: 2 0 93 128: 1 0 93 256: 34 6 100 mdc.lustre-MDT0001-mdc-ffff94d4086f1800.batch_stats= snapshot_time: 1784126743.043459202 secs.nsecs start_time: 1784126700.284502395 secs.nsecs elapsed_time: 42.758956807 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-ffff94d4086f1800.statahead_batch_max=64 llite.lustre-ffff94d4086f1800.statahead_max=128