== sanity test 123ad: Verify batching statahead works correctly ========================================================== 07:44:52 (1749123892) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff88012dadc800.batch_stats=0 llite.lustre-ffff88012dadc800.statahead_max=32 llite.lustre-ffff88012dadc800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88012dadc800.batch_stats=0 total: 100 open/close in 0.54 seconds: 186.01 ops/second llite.lustre-ffff88012dadc800.statahead_max=0 101 real 0m0.633s user 0m0.003s sys 0m0.219s ls -l 100 files without statahead: 0 sec llite.lustre-ffff88012dadc800.statahead_max=32 32 101 real 0m0.362s user 0m0.003s sys 0m0.148s 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: 11298 miss_total: 217 total: 900 open/close in 1.74 seconds: 516.12 ops/second llite.lustre-ffff88012dadc800.statahead_max=0 1001 real 0m5.564s user 0m0.025s sys 0m2.000s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff88012dadc800.statahead_max=32 32 1001 real 0m2.113s user 0m0.027s sys 0m0.915s 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: 12297 miss_total: 218 - open/close 4640 (time 1749123918.34 total 10.00 last 463.96) total: 9000 open/close in 18.66 seconds: 482.41 ops/second llite.lustre-ffff88012dadc800.statahead_max=0 10001 real 0m50.534s user 0m0.273s sys 0m18.024s ls -l 10000 files without statahead: 51 sec llite.lustre-ffff88012dadc800.statahead_max=32 32 10001 real 0m21.396s user 0m0.211s sys 0m9.050s ls -l 10000 files with statahead: 21 sec statahead total: 47 statahead wrong: 1 agl total: 47 list_total: 21 fname_total: 26 hit_total: 22296 miss_total: 219 ls -l done rm -r /mnt/lustre/d123ad.sanity: 36 seconds llite.lustre-ffff88012dadc800.statahead_stats= statahead total: 47 statahead wrong: 1 agl total: 47 list_total: 21 fname_total: 26 hit_total: 22296 miss_total: 219 mdc.lustre-MDT0000-mdc-ffff88012dadc800.batch_stats= snapshot_time: 1749124040.730182839 secs.nsecs start_time: 1749123893.654196370 secs.nsecs elapsed_time: 147.075986469 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 5161 (time 1749124051.27 total 10.00 last 516.08) - open/close 9941 (time 1749124061.27 total 20.00 last 477.98) total: 10000 open/close in 20.12 seconds: 497.10 ops/second llite.lustre-ffff88012dadc800.statahead_batch_max=0 llite.lustre-ffff88012dadc800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012dadc800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m10.119s user 0m0.177s sys 0m9.269s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88012dadc800.statahead_batch_max=32 llite.lustre-ffff88012dadc800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012dadc800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012dadc800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m20.757s user 0m0.208s sys 0m8.897s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88012dadc800.batch_stats= snapshot_time: 1749124096.346529025 secs.nsecs start_time: 1749124073.399476088 secs.nsecs elapsed_time: 22.947052937 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 2 0 1 32: 312 98 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff88012dadc800.batch_stats=0 llite.lustre-ffff88012dadc800.statahead_max=2048 llite.lustre-ffff88012dadc800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff88012dadc800.batch_stats=0 total: 100 open/close in 0.50 seconds: 201.18 ops/second llite.lustre-ffff88012dadc800.statahead_max=0 101 real 0m0.529s user 0m0.003s sys 0m0.210s ls -l 100 files without statahead: 0 sec llite.lustre-ffff88012dadc800.statahead_max=2048 2048 101 real 0m0.254s user 0m0.002s sys 0m0.104s 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 1.66 seconds: 543.27 ops/second llite.lustre-ffff88012dadc800.statahead_max=0 1001 real 0m4.826s user 0m0.018s sys 0m1.842s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff88012dadc800.statahead_max=2048 2048 1001 real 0m1.225s user 0m0.020s sys 0m0.802s ls -l 1000 files with statahead: 2 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 - open/close 5259 (time 1749124175.05 total 10.00 last 525.84) total: 9000 open/close in 17.03 seconds: 528.50 ops/second llite.lustre-ffff88012dadc800.statahead_max=0 10001 real 0m54.410s user 0m0.278s sys 0m18.032s ls -l 10000 files without statahead: 55 sec llite.lustre-ffff88012dadc800.statahead_max=2048 2048 10001 real 0m11.358s user 0m0.201s sys 0m9.604s ls -l 10000 files with statahead: 12 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: 42 seconds llite.lustre-ffff88012dadc800.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-ffff88012dadc800.batch_stats= snapshot_time: 1749124295.147212837 secs.nsecs start_time: 1749124096.733672415 secs.nsecs elapsed_time: 198.413540422 secs.nsecs subreqs per batch batches % cum % 1: 256 64 64 2: 26 6 71 4: 9 2 73 8: 20 5 78 16: 27 6 85 32: 15 3 89 64: 2 0 90 128: 0 0 90 256: 39 9 100 - open/close 4265 (time 1749124305.69 total 10.00 last 426.41) - open/close 8707 (time 1749124315.70 total 20.00 last 444.17) total: 10000 open/close in 23.04 seconds: 434.01 ops/second llite.lustre-ffff88012dadc800.statahead_batch_max=0 llite.lustre-ffff88012dadc800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012dadc800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m11.576s user 0m0.271s sys 0m9.591s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88012dadc800.statahead_batch_max=256 llite.lustre-ffff88012dadc800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012dadc800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012dadc800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m10.963s user 0m0.252s sys 0m9.290s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88012dadc800.batch_stats= snapshot_time: 1749124346.335811987 secs.nsecs start_time: 1749124332.620150731 secs.nsecs elapsed_time: 13.715661256 secs.nsecs subreqs per batch batches % cum % 1: 341 74 74 2: 23 5 79 4: 12 2 82 8: 14 3 85 16: 17 3 89 32: 14 3 92 64: 1 0 92 128: 0 0 92 256: 35 7 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff88012dadc800.statahead_batch_max=64 llite.lustre-ffff88012dadc800.statahead_max=128