== sanity test 123ad: Verify batching statahead works correctly ========================================================== 18:29:36 (1748471376) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800aa8ce800.batch_stats=0 llite.lustre-ffff8800aa8ce800.statahead_max=32 llite.lustre-ffff8800aa8ce800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800aa8ce800.batch_stats=0 total: 100 open/close in 0.52 seconds: 192.01 ops/second llite.lustre-ffff8800aa8ce800.statahead_max=0 101 real 0m0.489s user 0m0.007s sys 0m0.179s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800aa8ce800.statahead_max=32 32 101 real 0m0.303s user 0m0.002s sys 0m0.103s ls -l 100 files with statahead: 0 sec statahead total: 43 statahead wrong: 1 agl total: 43 list_total: 19 fname_total: 24 hit_total: 11779 miss_total: 218 total: 900 open/close in 1.50 seconds: 601.87 ops/second llite.lustre-ffff8800aa8ce800.statahead_max=0 1001 real 0m4.456s user 0m0.023s sys 0m1.655s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff8800aa8ce800.statahead_max=32 32 1001 real 0m1.938s user 0m0.023s sys 0m0.845s ls -l 1000 files with statahead: 2 sec statahead total: 44 statahead wrong: 1 agl total: 44 list_total: 20 fname_total: 24 hit_total: 12778 miss_total: 219 - open/close 5104 (time 1748471399.57 total 10.00 last 510.30) - open/close 8775 (time 1748471409.57 total 20.00 last 367.09) total: 9000 open/close in 20.61 seconds: 436.63 ops/second llite.lustre-ffff8800aa8ce800.statahead_max=0 10001 real 0m51.822s user 0m0.325s sys 0m17.779s ls -l 10000 files without statahead: 52 sec llite.lustre-ffff8800aa8ce800.statahead_max=32 32 10001 real 0m19.949s user 0m0.193s sys 0m8.444s ls -l 10000 files with statahead: 19 sec statahead total: 45 statahead wrong: 1 agl total: 45 list_total: 21 fname_total: 24 hit_total: 22777 miss_total: 221 ls -l done rm -r /mnt/lustre/d123ad.sanity: 37 seconds llite.lustre-ffff8800aa8ce800.statahead_stats= statahead total: 45 statahead wrong: 1 agl total: 45 list_total: 21 fname_total: 24 hit_total: 22777 miss_total: 221 mdc.lustre-MDT0000-mdc-ffff8800aa8ce800.batch_stats= snapshot_time: 1748471525.339288799 secs.nsecs start_time: 1748471377.159398139 secs.nsecs elapsed_time: 148.179890660 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 4 1 2 32: 346 97 100 - open/close 5325 (time 1748471535.90 total 10.00 last 532.41) total: 10000 open/close in 19.15 seconds: 522.06 ops/second llite.lustre-ffff8800aa8ce800.statahead_batch_max=0 llite.lustre-ffff8800aa8ce800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa8ce800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m11.223s user 0m0.205s sys 0m10.334s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800aa8ce800.statahead_batch_max=32 llite.lustre-ffff8800aa8ce800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa8ce800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa8ce800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m20.857s user 0m0.242s sys 0m8.955s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800aa8ce800.batch_stats= snapshot_time: 1748471581.430486354 secs.nsecs start_time: 1748471558.384141331 secs.nsecs elapsed_time: 23.046345023 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-ffff8800aa8ce800.batch_stats=0 llite.lustre-ffff8800aa8ce800.statahead_max=2048 llite.lustre-ffff8800aa8ce800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8800aa8ce800.batch_stats=0 total: 100 open/close in 0.56 seconds: 178.94 ops/second llite.lustre-ffff8800aa8ce800.statahead_max=0 101 real 0m0.537s user 0m0.008s sys 0m0.193s ls -l 100 files without statahead: 0 sec llite.lustre-ffff8800aa8ce800.statahead_max=2048 2048 101 real 0m0.255s user 0m0.003s sys 0m0.106s 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 1.71 seconds: 525.72 ops/second llite.lustre-ffff8800aa8ce800.statahead_max=0 1001 real 0m4.873s user 0m0.034s sys 0m1.801s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff8800aa8ce800.statahead_max=2048 2048 1001 real 0m1.217s user 0m0.022s sys 0m0.816s 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 5025 (time 1748471665.91 total 10.00 last 502.42) total: 9000 open/close in 18.33 seconds: 490.90 ops/second llite.lustre-ffff8800aa8ce800.statahead_max=0 10001 real 0m48.772s user 0m0.268s sys 0m17.117s ls -l 10000 files without statahead: 49 sec llite.lustre-ffff8800aa8ce800.statahead_max=2048 2048 10001 real 0m10.066s user 0m0.197s sys 0m8.404s 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: 33 seconds llite.lustre-ffff8800aa8ce800.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-ffff8800aa8ce800.batch_stats= snapshot_time: 1748471772.263708145 secs.nsecs start_time: 1748471581.851897771 secs.nsecs elapsed_time: 190.411810374 secs.nsecs subreqs per batch batches % cum % 1: 261 67 67 2: 18 4 71 4: 15 3 75 8: 19 4 80 16: 16 4 84 32: 19 4 89 64: 2 0 89 128: 0 0 89 256: 39 10 100 - open/close 5079 (time 1748471783.13 total 10.00 last 507.85) total: 10000 open/close in 19.54 seconds: 511.86 ops/second llite.lustre-ffff8800aa8ce800.statahead_batch_max=0 llite.lustre-ffff8800aa8ce800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa8ce800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m9.340s user 0m0.175s sys 0m8.196s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800aa8ce800.statahead_batch_max=256 llite.lustre-ffff8800aa8ce800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa8ce800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa8ce800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m9.074s user 0m0.199s sys 0m7.764s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800aa8ce800.batch_stats= snapshot_time: 1748471814.951560512 secs.nsecs start_time: 1748471803.702610129 secs.nsecs elapsed_time: 11.248950383 secs.nsecs subreqs per batch batches % cum % 1: 236 64 64 2: 21 5 70 4: 15 4 74 8: 17 4 79 16: 27 7 86 32: 13 3 90 64: 0 0 90 128: 0 0 90 256: 35 9 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8800aa8ce800.statahead_batch_max=64 llite.lustre-ffff8800aa8ce800.statahead_max=128