== sanity test 123ad: Verify batching statahead works correctly ========================================================== 01:29:00 (1761974940) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffffa018c5110800.batch_stats=0 llite.lustre-ffffa018c5110800.statahead_max=32 llite.lustre-ffffa018c5110800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffffa018c5110800.batch_stats=0 total: 100 open/close in 0.93 seconds: 107.40 ops/second llite.lustre-ffffa018c5110800.statahead_max=0 101 real 0m1.102s user 0m0.002s sys 0m0.340s ls -l 100 files without statahead: 1 sec llite.lustre-ffffa018c5110800.statahead_max=32 32 101 real 0m0.452s user 0m0.000s sys 0m0.254s ls -l 100 files with statahead: 0 sec statahead total: 58 statahead wrong: 2 agl total: 54 list_total: 27 fname_total: 31 hit_total: 34041 miss_total: 274 total: 900 open/close in 3.90 seconds: 230.70 ops/second llite.lustre-ffffa018c5110800.statahead_max=0 1001 real 0m8.982s user 0m0.025s sys 0m2.957s ls -l 1000 files without statahead: 8 sec llite.lustre-ffffa018c5110800.statahead_max=32 32 1001 real 0m4.817s user 0m0.009s sys 0m2.665s ls -l 1000 files with statahead: 5 sec statahead total: 59 statahead wrong: 2 agl total: 55 list_total: 28 fname_total: 31 hit_total: 35040 miss_total: 275 - open/close 3488 (time 1761974977.36 total 10.00 last 348.69) - open/close 6548 (time 1761974987.36 total 20.00 last 305.96) total: 9000 open/close in 27.83 seconds: 323.44 ops/second llite.lustre-ffffa018c5110800.statahead_max=0 10001 real 1m26.044s user 0m0.207s sys 0m27.822s ls -l 10000 files without statahead: 86 sec llite.lustre-ffffa018c5110800.statahead_max=32 32 10001 real 0m36.891s user 0m0.152s sys 0m19.265s ls -l 10000 files with statahead: 37 sec statahead total: 60 statahead wrong: 2 agl total: 56 list_total: 29 fname_total: 31 hit_total: 45039 miss_total: 276 ls -l done rm -r /mnt/lustre/d123ad.sanity: 71 seconds llite.lustre-ffffa018c5110800.statahead_stats= statahead total: 60 statahead wrong: 2 agl total: 56 list_total: 29 fname_total: 31 hit_total: 45039 miss_total: 276 mdc.lustre-MDT0000-mdc-ffffa018c5110800.batch_stats= snapshot_time: 1761975199.902880551 secs.nsecs start_time: 1761974941.507483095 secs.nsecs elapsed_time: 258.395397456 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 3277 (time 1761975210.64 total 10.00 last 327.60) - open/close 6528 (time 1761975220.64 total 20.00 last 325.08) - open/close 9781 (time 1761975230.64 total 30.01 last 325.22) total: 10000 open/close in 30.78 seconds: 324.89 ops/second llite.lustre-ffffa018c5110800.statahead_batch_max=0 llite.lustre-ffffa018c5110800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa018c5110800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m39.930s user 0m0.153s sys 0m38.428s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffffa018c5110800.statahead_batch_max=32 llite.lustre-ffffa018c5110800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa018c5110800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffffa018c5110800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m43.666s user 0m0.149s sys 0m24.379s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffffa018c5110800.batch_stats= snapshot_time: 1761975322.233524262 secs.nsecs start_time: 1761975273.939767242 secs.nsecs elapsed_time: 48.293757020 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-ffffa018c5110800.batch_stats=0 llite.lustre-ffffa018c5110800.statahead_max=2048 llite.lustre-ffffa018c5110800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffffa018c5110800.batch_stats=0 total: 100 open/close in 0.71 seconds: 140.26 ops/second llite.lustre-ffffa018c5110800.statahead_max=0 101 real 0m1.085s user 0m0.005s sys 0m0.352s ls -l 100 files without statahead: 1 sec llite.lustre-ffffa018c5110800.statahead_max=2048 2048 101 real 0m0.429s user 0m0.004s sys 0m0.257s 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 3.13 seconds: 287.33 ops/second llite.lustre-ffffa018c5110800.statahead_max=0 1001 real 0m8.376s user 0m0.023s sys 0m2.723s ls -l 1000 files without statahead: 8 sec llite.lustre-ffffa018c5110800.statahead_max=2048 2048 1001 real 0m2.898s user 0m0.014s sys 0m1.063s ls -l 1000 files with statahead: 3 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 - open/close 2568 (time 1761975456.52 total 10.00 last 256.79) - open/close 5937 (time 1761975466.52 total 20.00 last 336.85) - open/close 8640 (time 1761975476.53 total 30.01 last 270.20) total: 9000 open/close in 31.46 seconds: 286.09 ops/second llite.lustre-ffffa018c5110800.statahead_max=0 10001 real 1m27.918s user 0m0.234s sys 0m28.108s ls -l 10000 files without statahead: 88 sec llite.lustre-ffffa018c5110800.statahead_max=2048 2048 10001 real 0m33.646s user 0m0.141s sys 0m23.721s ls -l 10000 files with statahead: 34 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: 68 seconds llite.lustre-ffffa018c5110800.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-ffffa018c5110800.batch_stats= snapshot_time: 1761975679.439346547 secs.nsecs start_time: 1761975323.159760688 secs.nsecs elapsed_time: 356.279585859 secs.nsecs subreqs per batch batches % cum % 1: 151 56 56 2: 27 10 66 4: 13 4 71 8: 4 1 73 16: 4 1 74 32: 23 8 83 64: 3 1 84 128: 1 0 84 256: 40 15 100 - open/close 3364 (time 1761975690.12 total 10.00 last 336.34) - open/close 6434 (time 1761975700.12 total 20.00 last 306.96) - open/close 9179 (time 1761975710.13 total 30.00 last 274.45) total: 10000 open/close in 33.60 seconds: 297.60 ops/second llite.lustre-ffffa018c5110800.statahead_batch_max=0 llite.lustre-ffffa018c5110800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa018c5110800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m44.735s user 0m0.141s sys 0m38.531s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffffa018c5110800.statahead_batch_max=256 llite.lustre-ffffa018c5110800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa018c5110800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffffa018c5110800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.050s user 0m0.139s sys 0m20.648s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffffa018c5110800.batch_stats= snapshot_time: 1761975797.269845665 secs.nsecs start_time: 1761975761.171042459 secs.nsecs elapsed_time: 36.098803206 secs.nsecs subreqs per batch batches % cum % 1: 294 61 61 2: 70 14 76 4: 42 8 84 8: 10 2 87 16: 4 0 87 32: 22 4 92 64: 2 0 92 128: 0 0 92 256: 34 7 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffffa018c5110800.statahead_batch_max=64 llite.lustre-ffffa018c5110800.statahead_max=128