== sanity test 123ad: Verify batching statahead works correctly ========================================================== 03:33:19 (1769761999) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8a648620f800.batch_stats=0 llite.lustre-ffff8a648620f800.statahead_max=32 llite.lustre-ffff8a648620f800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8a648620f800.batch_stats=0 total: 100 open/close in 0.59 seconds: 168.24 ops/second llite.lustre-ffff8a648620f800.statahead_max=0 101 real 0m0.562s user 0m0.004s sys 0m0.224s ls -l 100 files without statahead: 0 sec llite.lustre-ffff8a648620f800.statahead_max=32 32 101 real 0m0.385s user 0m0.004s sys 0m0.225s ls -l 100 files with statahead: 0 sec statahead total: 107 statahead wrong: 2 agl total: 100 list_total: 32 fname_total: 57 hit_total: 33895 miss_total: 1475 total: 900 open/close in 1.77 seconds: 507.51 ops/second llite.lustre-ffff8a648620f800.statahead_max=0 1001 real 0m5.764s user 0m0.023s sys 0m2.278s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff8a648620f800.statahead_max=32 32 1001 real 0m3.624s user 0m0.011s sys 0m2.084s ls -l 1000 files with statahead: 4 sec statahead total: 108 statahead wrong: 2 agl total: 101 list_total: 33 fname_total: 57 hit_total: 34894 miss_total: 1476 - open/close 5263 (time 1769762028.27 total 10.00 last 526.19) total: 9000 open/close in 16.59 seconds: 542.45 ops/second llite.lustre-ffff8a648620f800.statahead_max=0 10001 real 0m59.692s user 0m0.211s sys 0m23.109s ls -l 10000 files without statahead: 59 sec llite.lustre-ffff8a648620f800.statahead_max=32 32 10001 real 0m46.642s user 0m0.184s sys 0m28.003s ls -l 10000 files with statahead: 47 sec statahead total: 109 statahead wrong: 2 agl total: 102 list_total: 34 fname_total: 57 hit_total: 44893 miss_total: 1477 ls -l done rm -r /mnt/lustre/d123ad.sanity: 64 seconds llite.lustre-ffff8a648620f800.statahead_stats= statahead total: 109 statahead wrong: 2 agl total: 102 list_total: 34 fname_total: 57 hit_total: 44893 miss_total: 1477 mdc.lustre-MDT0000-mdc-ffff8a648620f800.batch_stats= snapshot_time: 1769762218.082316211 secs.nsecs start_time: 1769762000.590096179 secs.nsecs elapsed_time: 217.492220032 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 4 1 2 32: 346 97 100 - open/close 4934 (time 1769762228.83 total 10.00 last 493.31) - open/close 9945 (time 1769762238.83 total 20.00 last 501.09) total: 10000 open/close in 20.13 seconds: 496.76 ops/second llite.lustre-ffff8a648620f800.statahead_batch_max=0 llite.lustre-ffff8a648620f800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a648620f800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m35.249s user 0m0.177s sys 0m33.993s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8a648620f800.statahead_batch_max=32 llite.lustre-ffff8a648620f800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a648620f800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8a648620f800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m40.323s user 0m0.161s sys 0m23.125s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8a648620f800.batch_stats= snapshot_time: 1769762324.755574061 secs.nsecs start_time: 1769762277.474986138 secs.nsecs elapsed_time: 47.280587923 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-ffff8a648620f800.batch_stats=0 llite.lustre-ffff8a648620f800.statahead_max=2048 llite.lustre-ffff8a648620f800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8a648620f800.batch_stats=0 total: 100 open/close in 0.69 seconds: 144.56 ops/second llite.lustre-ffff8a648620f800.statahead_max=0 101 real 0m0.663s user 0m0.001s sys 0m0.275s ls -l 100 files without statahead: 0 sec llite.lustre-ffff8a648620f800.statahead_max=2048 2048 101 real 0m0.860s user 0m0.003s sys 0m0.259s 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 total: 900 open/close in 2.02 seconds: 445.04 ops/second llite.lustre-ffff8a648620f800.statahead_max=0 1001 real 0m6.251s user 0m0.023s sys 0m2.439s ls -l 1000 files without statahead: 7 sec llite.lustre-ffff8a648620f800.statahead_max=2048 2048 1001 real 0m5.123s user 0m0.014s sys 0m3.176s 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 - open/close 5013 (time 1769762443.61 total 10.00 last 501.23) total: 9000 open/close in 18.09 seconds: 497.46 ops/second llite.lustre-ffff8a648620f800.statahead_max=0 10001 real 1m2.486s user 0m0.210s sys 0m23.709s ls -l 10000 files without statahead: 62 sec llite.lustre-ffff8a648620f800.statahead_max=2048 2048 10001 real 0m29.183s user 0m0.146s sys 0m20.954s ls -l 10000 files with statahead: 30 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 4 ls -l done rm -r /mnt/lustre/d123ad.sanity: 67 seconds llite.lustre-ffff8a648620f800.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-ffff8a648620f800.batch_stats= snapshot_time: 1769762623.250944935 secs.nsecs start_time: 1769762325.575963421 secs.nsecs elapsed_time: 297.674981514 secs.nsecs subreqs per batch batches % cum % 1: 351 62 62 2: 97 17 79 4: 36 6 85 8: 12 2 87 16: 4 0 88 32: 27 4 93 64: 0 0 93 128: 1 0 93 256: 38 6 100 - open/close 4953 (time 1769762634.03 total 10.00 last 495.23) - open/close 9980 (time 1769762644.03 total 20.00 last 502.61) total: 10000 open/close in 20.04 seconds: 498.98 ops/second llite.lustre-ffff8a648620f800.statahead_batch_max=0 llite.lustre-ffff8a648620f800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a648620f800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m31.896s user 0m0.159s sys 0m27.002s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8a648620f800.statahead_batch_max=256 llite.lustre-ffff8a648620f800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a648620f800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8a648620f800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m29.236s user 0m0.150s sys 0m19.970s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8a648620f800.batch_stats= snapshot_time: 1769762715.454666179 secs.nsecs start_time: 1769762679.214677915 secs.nsecs elapsed_time: 36.239988264 secs.nsecs subreqs per batch batches % cum % 1: 351 65 65 2: 66 12 77 4: 41 7 85 8: 17 3 88 16: 7 1 89 32: 19 3 93 64: 3 0 93 128: 0 0 93 256: 34 6 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8a648620f800.statahead_batch_max=64 llite.lustre-ffff8a648620f800.statahead_max=128