== sanity test 123ad: Verify batching statahead works correctly ========================================================== 00:19:27 (1744172367) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff880079b10000.batch_stats=0 llite.lustre-ffff880079b10000.statahead_max=32 llite.lustre-ffff880079b10000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff880079b10000.batch_stats=0 total: 100 open/close in 0.48 seconds: 208.74 ops/second llite.lustre-ffff880079b10000.statahead_max=0 101 real 0m0.479s user 0m0.006s sys 0m0.173s ls -l 100 files without statahead: 1 sec llite.lustre-ffff880079b10000.statahead_max=32 32 101 real 0m0.306s user 0m0.002s sys 0m0.106s ls -l 100 files with statahead: 0 sec statahead total: 43 statahead wrong: 2 agl total: 43 list_total: 19 fname_total: 24 hit_total: 11975 miss_total: 1244 total: 900 open/close in 1.65 seconds: 546.34 ops/second llite.lustre-ffff880079b10000.statahead_max=0 1001 real 0m4.907s user 0m0.026s sys 0m1.860s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff880079b10000.statahead_max=32 32 1001 real 0m1.926s user 0m0.017s sys 0m0.872s ls -l 1000 files with statahead: 2 sec statahead total: 44 statahead wrong: 2 agl total: 44 list_total: 20 fname_total: 24 hit_total: 12974 miss_total: 1245 - open/close 5386 (time 1744172391.32 total 10.00 last 538.57) total: 9000 open/close in 16.62 seconds: 541.49 ops/second llite.lustre-ffff880079b10000.statahead_max=0 10001 real 0m49.204s user 0m0.280s sys 0m17.784s ls -l 10000 files without statahead: 50 sec llite.lustre-ffff880079b10000.statahead_max=32 32 10001 real 0m19.402s user 0m0.237s sys 0m8.271s ls -l 10000 files with statahead: 19 sec statahead total: 45 statahead wrong: 2 agl total: 45 list_total: 21 fname_total: 24 hit_total: 22973 miss_total: 1246 ls -l done rm -r /mnt/lustre/d123ad.sanity: 34 seconds llite.lustre-ffff880079b10000.statahead_stats= statahead total: 45 statahead wrong: 2 agl total: 45 list_total: 21 fname_total: 24 hit_total: 22973 miss_total: 1246 mdc.lustre-MDT0000-mdc-ffff880079b10000.batch_stats= snapshot_time: 1744172505.715589573 secs.nsecs start_time: 1744172368.157431340 secs.nsecs elapsed_time: 137.558158233 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 0 0 0 8: 4 1 1 16: 4 1 2 32: 346 97 100 - open/close 5352 (time 1744172516.28 total 10.00 last 535.10) total: 10000 open/close in 18.78 seconds: 532.56 ops/second llite.lustre-ffff880079b10000.statahead_batch_max=0 llite.lustre-ffff880079b10000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff880079b10000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m9.654s user 0m0.197s sys 0m8.812s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff880079b10000.statahead_batch_max=32 llite.lustre-ffff880079b10000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff880079b10000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff880079b10000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m21.245s user 0m0.229s sys 0m9.247s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff880079b10000.batch_stats= snapshot_time: 1744172559.972132063 secs.nsecs start_time: 1744172536.478038678 secs.nsecs elapsed_time: 23.494093385 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-ffff880079b10000.batch_stats=0 llite.lustre-ffff880079b10000.statahead_max=2048 llite.lustre-ffff880079b10000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff880079b10000.batch_stats=0 total: 100 open/close in 0.53 seconds: 189.31 ops/second llite.lustre-ffff880079b10000.statahead_max=0 101 real 0m0.518s user 0m0.003s sys 0m0.196s ls -l 100 files without statahead: 0 sec llite.lustre-ffff880079b10000.statahead_max=2048 2048 101 real 0m0.243s user 0m0.006s sys 0m0.098s 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 1.72 seconds: 524.55 ops/second llite.lustre-ffff880079b10000.statahead_max=0 1001 real 0m5.092s user 0m0.031s sys 0m1.926s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff880079b10000.statahead_max=2048 2048 1001 real 0m1.223s user 0m0.018s sys 0m0.872s 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 2626 (time 1744172670.32 total 10.00 last 262.52) - open/close 4991 (time 1744172680.32 total 20.00 last 236.49) - open/close 8366 (time 1744172690.32 total 30.00 last 337.47) total: 9000 open/close in 31.18 seconds: 288.62 ops/second llite.lustre-ffff880079b10000.statahead_max=0 10001 real 0m49.250s user 0m0.280s sys 0m17.852s ls -l 10000 files without statahead: 49 sec llite.lustre-ffff880079b10000.statahead_max=2048 2048 10001 real 0m9.200s user 0m0.190s sys 0m7.876s ls -l 10000 files with statahead: 10 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: 34 seconds llite.lustre-ffff880079b10000.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-ffff880079b10000.batch_stats= snapshot_time: 1744172788.468777975 secs.nsecs start_time: 1744172560.451357388 secs.nsecs elapsed_time: 228.017420587 secs.nsecs subreqs per batch batches % cum % 1: 197 60 60 2: 14 4 65 4: 13 4 69 8: 26 8 77 16: 17 5 82 32: 14 4 86 64: 2 0 87 128: 2 0 87 256: 39 12 100 - open/close 5757 (time 1744172798.99 total 10.00 last 575.65) total: 10000 open/close in 17.64 seconds: 567.04 ops/second llite.lustre-ffff880079b10000.statahead_batch_max=0 llite.lustre-ffff880079b10000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff880079b10000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m9.213s user 0m0.178s sys 0m8.108s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff880079b10000.statahead_batch_max=256 llite.lustre-ffff880079b10000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff880079b10000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff880079b10000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m9.586s user 0m0.185s sys 0m7.904s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff880079b10000.batch_stats= snapshot_time: 1744172829.277782704 secs.nsecs start_time: 1744172817.480455879 secs.nsecs elapsed_time: 11.797326825 secs.nsecs subreqs per batch batches % cum % 1: 214 67 67 2: 7 2 69 4: 11 3 73 8: 13 4 77 16: 25 7 85 32: 11 3 88 64: 0 0 88 128: 0 0 88 256: 36 11 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff880079b10000.statahead_batch_max=64 llite.lustre-ffff880079b10000.statahead_max=128