== sanity test 123ad: Verify batching statahead works correctly ========================================================== 04:14:49 (1753431289) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8e2911510800.batch_stats=0 llite.lustre-ffff8e2911510800.statahead_max=32 llite.lustre-ffff8e2911510800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8e2911510800.batch_stats=0 total: 100 open/close in 0.83 seconds: 119.90 ops/second llite.lustre-ffff8e2911510800.statahead_max=0 101 real 0m0.783s user 0m0.006s sys 0m0.256s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8e2911510800.statahead_max=32 32 101 real 0m0.359s user 0m0.004s sys 0m0.223s ls -l 100 files with statahead: 1 sec statahead total: 66 statahead wrong: 2 agl total: 61 list_total: 29 fname_total: 36 hit_total: 22026 miss_total: 1353 total: 900 open/close in 2.70 seconds: 333.27 ops/second llite.lustre-ffff8e2911510800.statahead_max=0 1001 real 0m7.791s user 0m0.031s sys 0m2.496s ls -l 1000 files without statahead: 7 sec llite.lustre-ffff8e2911510800.statahead_max=32 32 1001 real 0m3.759s user 0m0.018s sys 0m2.194s ls -l 1000 files with statahead: 4 sec statahead total: 67 statahead wrong: 2 agl total: 62 list_total: 30 fname_total: 36 hit_total: 23025 miss_total: 1354 - open/close 2933 (time 1753431322.98 total 10.00 last 293.22) - open/close 6156 (time 1753431332.98 total 20.01 last 322.19) - open/close 8808 (time 1753431342.98 total 30.01 last 265.20) total: 9000 open/close in 30.58 seconds: 294.31 ops/second llite.lustre-ffff8e2911510800.statahead_max=0 10001 real 1m6.975s user 0m0.270s sys 0m22.135s ls -l 10000 files without statahead: 67 sec llite.lustre-ffff8e2911510800.statahead_max=32 32 10001 real 0m36.449s user 0m0.205s sys 0m20.179s ls -l 10000 files with statahead: 36 sec statahead total: 68 statahead wrong: 2 agl total: 63 list_total: 31 fname_total: 36 hit_total: 33024 miss_total: 1355 ls -l done rm -r /mnt/lustre/d123ad.sanity: 67 seconds llite.lustre-ffff8e2911510800.statahead_stats= statahead total: 68 statahead wrong: 2 agl total: 63 list_total: 31 fname_total: 36 hit_total: 33024 miss_total: 1355 mdc.lustre-MDT0000-mdc-ffff8e2911510800.batch_stats= snapshot_time: 1753431525.657197475 secs.nsecs start_time: 1753431291.376162254 secs.nsecs elapsed_time: 234.281035221 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 4 1 2 32: 346 97 100 - open/close 4661 (time 1753431537.01 total 10.00 last 466.06) - open/close 8749 (time 1753431547.01 total 20.00 last 408.79) total: 10000 open/close in 23.06 seconds: 433.72 ops/second llite.lustre-ffff8e2911510800.statahead_batch_max=0 llite.lustre-ffff8e2911510800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e2911510800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.093s user 0m0.180s sys 0m32.878s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8e2911510800.statahead_batch_max=32 llite.lustre-ffff8e2911510800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e2911510800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8e2911510800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m36.385s user 0m0.160s sys 0m20.486s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8e2911510800.batch_stats= snapshot_time: 1753431628.436044734 secs.nsecs start_time: 1753431587.097510265 secs.nsecs elapsed_time: 41.338534469 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-ffff8e2911510800.batch_stats=0 llite.lustre-ffff8e2911510800.statahead_max=2048 llite.lustre-ffff8e2911510800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8e2911510800.batch_stats=0 total: 100 open/close in 0.68 seconds: 146.07 ops/second llite.lustre-ffff8e2911510800.statahead_max=0 101 real 0m0.599s user 0m0.005s sys 0m0.219s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8e2911510800.statahead_max=2048 2048 101 real 0m0.358s user 0m0.004s sys 0m0.260s 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 2.16 seconds: 417.10 ops/second llite.lustre-ffff8e2911510800.statahead_max=0 1001 real 0m6.172s user 0m0.027s sys 0m2.219s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff8e2911510800.statahead_max=2048 2048 1001 real 0m3.710s user 0m0.013s sys 0m1.773s ls -l 1000 files with statahead: 4 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 - open/close 4392 (time 1753431751.98 total 10.00 last 439.09) - open/close 8779 (time 1753431761.98 total 20.00 last 438.65) total: 9000 open/close in 20.51 seconds: 438.86 ops/second llite.lustre-ffff8e2911510800.statahead_max=0 10001 real 1m1.368s user 0m0.267s sys 0m21.241s ls -l 10000 files without statahead: 61 sec llite.lustre-ffff8e2911510800.statahead_max=2048 2048 10001 real 0m27.041s user 0m0.155s sys 0m19.925s ls -l 10000 files with statahead: 27 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: 76 seconds llite.lustre-ffff8e2911510800.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-ffff8e2911510800.batch_stats= snapshot_time: 1753431938.667966221 secs.nsecs start_time: 1753431629.376889819 secs.nsecs elapsed_time: 309.291076402 secs.nsecs subreqs per batch batches % cum % 1: 241 60 60 2: 51 12 73 4: 27 6 80 8: 9 2 82 16: 5 1 83 32: 21 5 88 64: 4 1 89 128: 1 0 90 256: 39 9 100 - open/close 3995 (time 1753431949.57 total 10.00 last 399.46) - open/close 7769 (time 1753431959.57 total 20.00 last 377.35) total: 10000 open/close in 24.86 seconds: 402.23 ops/second llite.lustre-ffff8e2911510800.statahead_batch_max=0 llite.lustre-ffff8e2911510800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e2911510800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m28.695s user 0m0.162s sys 0m24.385s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8e2911510800.statahead_batch_max=256 llite.lustre-ffff8e2911510800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e2911510800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8e2911510800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m27.470s user 0m0.136s sys 0m21.153s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8e2911510800.batch_stats= snapshot_time: 1753432027.940539881 secs.nsecs start_time: 1753431995.820608215 secs.nsecs elapsed_time: 32.119931666 secs.nsecs subreqs per batch batches % cum % 1: 193 62 62 2: 30 9 71 4: 17 5 77 8: 8 2 79 16: 3 0 80 32: 23 7 88 64: 2 0 88 128: 0 0 88 256: 35 11 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8e2911510800.statahead_batch_max=64 llite.lustre-ffff8e2911510800.statahead_max=128