== sanity test 123ad: Verify batching statahead works correctly ========================================================== 12:45:29 (1744130729) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff880131793800.batch_stats=0 llite.lustre-ffff880131793800.statahead_max=32 llite.lustre-ffff880131793800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff880131793800.batch_stats=0 total: 100 open/close in 0.52 seconds: 193.54 ops/second llite.lustre-ffff880131793800.statahead_max=0 101 real 0m0.536s user 0m0.002s sys 0m0.206s ls -l 100 files without statahead: 0 sec llite.lustre-ffff880131793800.statahead_max=32 32 101 real 0m0.320s user 0m0.002s sys 0m0.113s ls -l 100 files with statahead: 0 sec statahead total: 45 statahead wrong: 1 agl total: 45 list_total: 19 fname_total: 26 hit_total: 11461 miss_total: 218 total: 900 open/close in 1.65 seconds: 545.70 ops/second llite.lustre-ffff880131793800.statahead_max=0 1001 real 0m4.784s user 0m0.029s sys 0m1.766s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff880131793800.statahead_max=32 32 1001 real 0m2.005s user 0m0.015s sys 0m0.884s ls -l 1000 files with statahead: 2 sec statahead total: 46 statahead wrong: 1 agl total: 46 list_total: 20 fname_total: 26 hit_total: 12460 miss_total: 219 - open/close 5375 (time 1744130753.78 total 10.00 last 537.49) total: 9000 open/close in 16.75 seconds: 537.47 ops/second llite.lustre-ffff880131793800.statahead_max=0 10001 real 0m51.405s user 0m0.340s sys 0m18.002s ls -l 10000 files without statahead: 51 sec llite.lustre-ffff880131793800.statahead_max=32 32 10001 real 0m21.416s user 0m0.239s sys 0m9.148s ls -l 10000 files with statahead: 22 sec statahead total: 47 statahead wrong: 1 agl total: 47 list_total: 21 fname_total: 26 hit_total: 22459 miss_total: 220 ls -l done rm -r /mnt/lustre/d123ad.sanity: 40 seconds llite.lustre-ffff880131793800.statahead_stats= statahead total: 47 statahead wrong: 1 agl total: 47 list_total: 21 fname_total: 26 hit_total: 22459 miss_total: 220 mdc.lustre-MDT0000-mdc-ffff880131793800.batch_stats= snapshot_time: 1744130880.120798441 secs.nsecs start_time: 1744130730.561627944 secs.nsecs elapsed_time: 149.559170497 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 5281 (time 1744130890.74 total 10.00 last 528.08) total: 10000 open/close in 19.90 seconds: 502.41 ops/second llite.lustre-ffff880131793800.statahead_batch_max=0 llite.lustre-ffff880131793800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff880131793800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m10.008s user 0m0.202s sys 0m9.352s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff880131793800.statahead_batch_max=32 llite.lustre-ffff880131793800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff880131793800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff880131793800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m21.363s user 0m0.248s sys 0m9.174s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff880131793800.batch_stats= snapshot_time: 1744130936.231962037 secs.nsecs start_time: 1744130912.556263843 secs.nsecs elapsed_time: 23.675698194 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-ffff880131793800.batch_stats=0 llite.lustre-ffff880131793800.statahead_max=2048 llite.lustre-ffff880131793800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff880131793800.batch_stats=0 total: 100 open/close in 0.64 seconds: 155.93 ops/second llite.lustre-ffff880131793800.statahead_max=0 101 real 0m0.497s user 0m0.004s sys 0m0.182s ls -l 100 files without statahead: 1 sec llite.lustre-ffff880131793800.statahead_max=2048 2048 101 real 0m0.247s user 0m0.001s sys 0m0.103s 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 total: 900 open/close in 1.62 seconds: 554.24 ops/second llite.lustre-ffff880131793800.statahead_max=0 1001 real 0m4.621s user 0m0.032s sys 0m1.702s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff880131793800.statahead_max=2048 2048 1001 real 0m1.212s user 0m0.015s sys 0m0.863s ls -l 1000 files with statahead: 1 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 - open/close 4270 (time 1744131018.31 total 10.00 last 426.95) - open/close 8184 (time 1744131028.32 total 20.00 last 391.33) total: 9000 open/close in 21.74 seconds: 414.02 ops/second llite.lustre-ffff880131793800.statahead_max=0 10001 real 0m55.658s user 0m0.282s sys 0m19.491s ls -l 10000 files without statahead: 56 sec llite.lustre-ffff880131793800.statahead_max=2048 2048 10001 real 0m8.951s user 0m0.164s sys 0m7.517s ls -l 10000 files with statahead: 9 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: 37 seconds llite.lustre-ffff880131793800.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-ffff880131793800.batch_stats= snapshot_time: 1744131137.248178436 secs.nsecs start_time: 1744130936.646182641 secs.nsecs elapsed_time: 200.601995795 secs.nsecs subreqs per batch batches % cum % 1: 215 58 58 2: 31 8 67 4: 22 6 73 8: 19 5 78 16: 20 5 84 32: 17 4 88 64: 1 0 89 128: 1 0 89 256: 39 10 100 - open/close 3785 (time 1744131148.08 total 10.00 last 378.47) - open/close 9191 (time 1744131158.08 total 20.00 last 540.56) total: 10000 open/close in 21.60 seconds: 463.00 ops/second llite.lustre-ffff880131793800.statahead_batch_max=0 llite.lustre-ffff880131793800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff880131793800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m10.256s user 0m0.186s sys 0m9.004s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff880131793800.statahead_batch_max=256 llite.lustre-ffff880131793800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff880131793800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff880131793800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.945s user 0m0.184s sys 0m7.486s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff880131793800.batch_stats= snapshot_time: 1744131182.777473579 secs.nsecs start_time: 1744131171.664259412 secs.nsecs elapsed_time: 11.113214167 secs.nsecs subreqs per batch batches % cum % 1: 187 64 64 2: 8 2 67 4: 12 4 71 8: 9 3 74 16: 25 8 82 32: 13 4 87 64: 1 0 87 128: 0 0 87 256: 36 12 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff880131793800.statahead_batch_max=64 llite.lustre-ffff880131793800.statahead_max=128