== sanity test 123ad: Verify batching statahead works correctly ========================================================== 17:28:05 (1743456485) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800b63f3000.batch_stats=0 llite.lustre-ffff8800b63f3000.statahead_max=32 llite.lustre-ffff8800b63f3000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800b63f3000.batch_stats=0 total: 100 open/close in 0.86 seconds: 116.68 ops/second llite.lustre-ffff8800b63f3000.statahead_max=0 101 real 0m0.930s user 0m0.007s sys 0m0.313s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800b63f3000.statahead_max=32 32 101 real 0m0.315s user 0m0.002s sys 0m0.143s ls -l 100 files with statahead: 0 sec statahead total: 45 statahead wrong: 1 agl total: 45 list_total: 20 fname_total: 25 hit_total: 11829 miss_total: 227 total: 900 open/close in 2.87 seconds: 313.11 ops/second llite.lustre-ffff8800b63f3000.statahead_max=0 1001 real 0m4.765s user 0m0.022s sys 0m1.683s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff8800b63f3000.statahead_max=32 32 1001 real 0m1.970s user 0m0.024s sys 0m0.850s ls -l 1000 files with statahead: 2 sec statahead total: 46 statahead wrong: 1 agl total: 46 list_total: 21 fname_total: 25 hit_total: 12828 miss_total: 228 - open/close 5300 (time 1743456512.79 total 10.00 last 529.97) total: 9000 open/close in 17.18 seconds: 523.86 ops/second llite.lustre-ffff8800b63f3000.statahead_max=0 10001 real 0m46.515s user 0m0.224s sys 0m16.368s ls -l 10000 files without statahead: 47 sec llite.lustre-ffff8800b63f3000.statahead_max=32 32 10001 real 0m20.549s user 0m0.183s sys 0m8.841s ls -l 10000 files with statahead: 21 sec statahead total: 47 statahead wrong: 1 agl total: 47 list_total: 22 fname_total: 25 hit_total: 22827 miss_total: 229 ls -l done rm -r /mnt/lustre/d123ad.sanity: 33 seconds llite.lustre-ffff8800b63f3000.statahead_stats= statahead total: 47 statahead wrong: 1 agl total: 47 list_total: 22 fname_total: 25 hit_total: 22827 miss_total: 229 mdc.lustre-MDT0000-mdc-ffff8800b63f3000.batch_stats= snapshot_time: 1743456625.627540568 secs.nsecs start_time: 1743456486.973315713 secs.nsecs elapsed_time: 138.654224855 secs.nsecs subreqs per batch batches % cum % 1: 2 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 4 1 2 32: 346 97 100 - open/close 5284 (time 1743456636.19 total 10.00 last 528.35) - open/close 8856 (time 1743456646.19 total 20.00 last 357.17) total: 10000 open/close in 22.88 seconds: 437.05 ops/second llite.lustre-ffff8800b63f3000.statahead_batch_max=0 llite.lustre-ffff8800b63f3000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b63f3000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.841s user 0m0.193s sys 0m8.082s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800b63f3000.statahead_batch_max=32 llite.lustre-ffff8800b63f3000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b63f3000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b63f3000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m26.789s user 0m0.231s sys 0m11.576s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800b63f3000.batch_stats= snapshot_time: 1743456688.809516027 secs.nsecs start_time: 1743456659.736684705 secs.nsecs elapsed_time: 29.072831322 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-ffff8800b63f3000.batch_stats=0 llite.lustre-ffff8800b63f3000.statahead_max=2048 llite.lustre-ffff8800b63f3000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8800b63f3000.batch_stats=0 total: 100 open/close in 0.72 seconds: 139.63 ops/second llite.lustre-ffff8800b63f3000.statahead_max=0 101 real 0m0.862s user 0m0.006s sys 0m0.307s ls -l 100 files without statahead: 0 sec llite.lustre-ffff8800b63f3000.statahead_max=2048 2048 101 real 0m0.257s user 0m0.004s sys 0m0.117s 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 2.62 seconds: 343.28 ops/second llite.lustre-ffff8800b63f3000.statahead_max=0 1001 real 0m8.613s user 0m0.039s sys 0m3.080s ls -l 1000 files without statahead: 9 sec llite.lustre-ffff8800b63f3000.statahead_max=2048 2048 1001 real 0m1.285s user 0m0.016s sys 0m0.773s 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 2880 (time 1743456797.54 total 10.00 last 287.91) total: 4000 open/close in 13.85 seconds: 288.91 ops/second llite.lustre-ffff8800b63f3000.statahead_max=0 5001 real 0m38.392s user 0m0.156s sys 0m13.066s ls -l 5000 files without statahead: 39 sec llite.lustre-ffff8800b63f3000.statahead_max=2048 2048 5001 real 0m4.704s user 0m0.086s sys 0m3.786s ls -l 5000 files with statahead: 5 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 16096 miss_total: 4 ls -l done rm -r /mnt/lustre/d123ad.sanity: 27 seconds llite.lustre-ffff8800b63f3000.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 16096 miss_total: 4 mdc.lustre-MDT0000-mdc-ffff8800b63f3000.batch_stats= snapshot_time: 1743456875.577556601 secs.nsecs start_time: 1743456689.408690598 secs.nsecs elapsed_time: 186.168866003 secs.nsecs subreqs per batch batches % cum % 1: 90 62 62 2: 6 4 66 4: 3 2 68 8: 6 4 72 16: 9 6 79 32: 6 4 83 64: 1 0 84 128: 1 0 84 256: 22 15 100 - open/close 2861 (time 1743456886.42 total 10.00 last 286.06) - open/close 5716 (time 1743456896.42 total 20.00 last 285.48) - open/close 8360 (time 1743456906.43 total 30.00 last 264.39) total: 10000 open/close in 36.74 seconds: 272.20 ops/second llite.lustre-ffff8800b63f3000.statahead_batch_max=0 llite.lustre-ffff8800b63f3000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b63f3000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.537s user 0m0.165s sys 0m7.582s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800b63f3000.statahead_batch_max=256 llite.lustre-ffff8800b63f3000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b63f3000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b63f3000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.158s user 0m0.148s sys 0m7.006s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800b63f3000.batch_stats= snapshot_time: 1743456934.400010176 secs.nsecs start_time: 1743456923.866872949 secs.nsecs elapsed_time: 10.533137227 secs.nsecs subreqs per batch batches % cum % 1: 263 66 66 2: 26 6 72 4: 16 4 76 8: 20 5 81 16: 22 5 87 32: 15 3 91 64: 0 0 91 128: 0 0 91 256: 35 8 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8800b63f3000.statahead_batch_max=64 llite.lustre-ffff8800b63f3000.statahead_max=128