== sanity test 123ad: Verify batching statahead works correctly ========================================================== 08:23:14 (1746793394) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800b3c4b800.batch_stats=0 llite.lustre-ffff8800b3c4b800.statahead_max=32 llite.lustre-ffff8800b3c4b800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800b3c4b800.batch_stats=0 total: 100 open/close in 0.47 seconds: 213.23 ops/second llite.lustre-ffff8800b3c4b800.statahead_max=0 101 real 0m0.463s user 0m0.004s sys 0m0.157s ls -l 100 files without statahead: 0 sec llite.lustre-ffff8800b3c4b800.statahead_max=32 32 101 real 0m0.285s user 0m0.005s sys 0m0.085s ls -l 100 files with statahead: 0 sec statahead total: 46 statahead wrong: 1 agl total: 46 list_total: 19 fname_total: 27 hit_total: 11289 miss_total: 216 total: 900 open/close in 1.51 seconds: 596.07 ops/second llite.lustre-ffff8800b3c4b800.statahead_max=0 1001 real 0m4.486s user 0m0.013s sys 0m1.553s ls -l 1000 files without statahead: 4 sec llite.lustre-ffff8800b3c4b800.statahead_max=32 32 1001 real 0m1.778s user 0m0.018s sys 0m0.793s ls -l 1000 files with statahead: 1 sec statahead total: 47 statahead wrong: 1 agl total: 47 list_total: 20 fname_total: 27 hit_total: 12288 miss_total: 217 - open/close 5301 (time 1746793417.87 total 10.00 last 530.01) total: 9000 open/close in 16.75 seconds: 537.19 ops/second llite.lustre-ffff8800b3c4b800.statahead_max=0 10001 real 0m46.326s user 0m0.216s sys 0m16.015s ls -l 10000 files without statahead: 46 sec llite.lustre-ffff8800b3c4b800.statahead_max=32 32 10001 real 0m17.074s user 0m0.184s sys 0m7.404s ls -l 10000 files with statahead: 17 sec statahead total: 48 statahead wrong: 1 agl total: 48 list_total: 21 fname_total: 27 hit_total: 22287 miss_total: 218 ls -l done rm -r /mnt/lustre/d123ad.sanity: 33 seconds llite.lustre-ffff8800b3c4b800.statahead_stats= statahead total: 48 statahead wrong: 1 agl total: 48 list_total: 21 fname_total: 27 hit_total: 22287 miss_total: 218 mdc.lustre-MDT0000-mdc-ffff8800b3c4b800.batch_stats= snapshot_time: 1746793526.137145340 secs.nsecs start_time: 1746793395.739755095 secs.nsecs elapsed_time: 130.397390245 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 5665 (time 1746793536.63 total 10.00 last 566.47) total: 10000 open/close in 17.68 seconds: 565.52 ops/second llite.lustre-ffff8800b3c4b800.statahead_batch_max=0 llite.lustre-ffff8800b3c4b800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b3c4b800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.330s user 0m0.167s sys 0m7.700s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800b3c4b800.statahead_batch_max=32 llite.lustre-ffff8800b3c4b800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b3c4b800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b3c4b800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m17.140s user 0m0.171s sys 0m7.404s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800b3c4b800.batch_stats= snapshot_time: 1746793573.420455790 secs.nsecs start_time: 1746793554.298525596 secs.nsecs elapsed_time: 19.121930194 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-ffff8800b3c4b800.batch_stats=0 llite.lustre-ffff8800b3c4b800.statahead_max=2048 llite.lustre-ffff8800b3c4b800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8800b3c4b800.batch_stats=0 total: 100 open/close in 0.46 seconds: 216.03 ops/second llite.lustre-ffff8800b3c4b800.statahead_max=0 101 real 0m0.465s user 0m0.002s sys 0m0.160s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800b3c4b800.statahead_max=2048 2048 101 real 0m0.234s user 0m0.003s sys 0m0.087s 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: 3 total: 900 open/close in 1.53 seconds: 587.42 ops/second llite.lustre-ffff8800b3c4b800.statahead_max=0 1001 real 0m4.521s user 0m0.018s sys 0m1.533s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff8800b3c4b800.statahead_max=2048 2048 1001 real 0m1.069s user 0m0.016s sys 0m0.702s 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: 4 - open/close 5628 (time 1746793646.57 total 10.00 last 562.74) total: 9000 open/close in 15.96 seconds: 563.99 ops/second llite.lustre-ffff8800b3c4b800.statahead_max=0 10001 real 0m45.646s user 0m0.213s sys 0m15.507s ls -l 10000 files without statahead: 45 sec llite.lustre-ffff8800b3c4b800.statahead_max=2048 2048 10001 real 0m8.245s user 0m0.167s sys 0m6.841s ls -l 10000 files with statahead: 8 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 5 ls -l done rm -r /mnt/lustre/d123ad.sanity: 36 seconds llite.lustre-ffff8800b3c4b800.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 5 mdc.lustre-MDT0000-mdc-ffff8800b3c4b800.batch_stats= snapshot_time: 1746793747.108639790 secs.nsecs start_time: 1746793573.760402187 secs.nsecs elapsed_time: 173.348237603 secs.nsecs subreqs per batch batches % cum % 1: 239 64 64 2: 18 4 69 4: 16 4 73 8: 23 6 79 16: 21 5 85 32: 13 3 88 64: 1 0 89 128: 1 0 89 256: 39 10 100 - open/close 5670 (time 1746793757.66 total 10.00 last 566.98) total: 10000 open/close in 17.92 seconds: 558.06 ops/second llite.lustre-ffff8800b3c4b800.statahead_batch_max=0 llite.lustre-ffff8800b3c4b800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b3c4b800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.262s user 0m0.159s sys 0m7.307s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800b3c4b800.statahead_batch_max=256 llite.lustre-ffff8800b3c4b800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b3c4b800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b3c4b800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.467s user 0m0.149s sys 0m7.012s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800b3c4b800.batch_stats= snapshot_time: 1746793786.117436601 secs.nsecs start_time: 1746793775.428086572 secs.nsecs elapsed_time: 10.689350029 secs.nsecs subreqs per batch batches % cum % 1: 201 67 67 2: 8 2 69 4: 13 4 74 8: 12 4 78 16: 21 7 85 32: 9 3 88 64: 0 0 88 128: 0 0 88 256: 36 12 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8800b3c4b800.statahead_batch_max=64 llite.lustre-ffff8800b3c4b800.statahead_max=128