== sanity test 123ad: Verify batching statahead works correctly ========================================================== 07:35:20 (1740486920) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800779db800.batch_stats=0 llite.lustre-ffff8800779db800.statahead_max=32 llite.lustre-ffff8800779db800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800779db800.batch_stats=0 total: 100 open/close in 0.79 seconds: 126.28 ops/second llite.lustre-ffff8800779db800.statahead_max=0 101 real 0m0.880s user 0m0.004s sys 0m0.321s ls -l 100 files without statahead: 0 sec llite.lustre-ffff8800779db800.statahead_max=32 32 101 real 0m0.353s user 0m0.002s sys 0m0.167s ls -l 100 files with statahead: 0 sec statahead total: 43 statahead wrong: 2 agl total: 43 list_total: 19 fname_total: 24 hit_total: 12104 miss_total: 1242 total: 900 open/close in 1.59 seconds: 566.34 ops/second llite.lustre-ffff8800779db800.statahead_max=0 1001 real 0m4.809s user 0m0.026s sys 0m1.707s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff8800779db800.statahead_max=32 32 1001 real 0m2.701s user 0m0.039s sys 0m1.245s ls -l 1000 files with statahead: 2 sec statahead total: 44 statahead wrong: 2 agl total: 44 list_total: 20 fname_total: 24 hit_total: 13103 miss_total: 1243 - open/close 3213 (time 1740486947.35 total 10.00 last 321.28) - open/close 8255 (time 1740486957.35 total 20.00 last 504.14) total: 9000 open/close in 21.40 seconds: 420.60 ops/second llite.lustre-ffff8800779db800.statahead_max=0 10001 real 0m51.271s user 0m0.211s sys 0m16.863s ls -l 10000 files without statahead: 51 sec llite.lustre-ffff8800779db800.statahead_max=32 32 10001 real 0m18.031s user 0m0.221s sys 0m7.795s ls -l 10000 files with statahead: 18 sec statahead total: 45 statahead wrong: 2 agl total: 45 list_total: 21 fname_total: 24 hit_total: 23102 miss_total: 1244 ls -l done rm -r /mnt/lustre/d123ad.sanity: 33 seconds llite.lustre-ffff8800779db800.statahead_stats= statahead total: 45 statahead wrong: 2 agl total: 45 list_total: 21 fname_total: 24 hit_total: 23102 miss_total: 1244 mdc.lustre-MDT0000-mdc-ffff8800779db800.batch_stats= snapshot_time: 1740487066.087787967 secs.nsecs start_time: 1740486922.150839524 secs.nsecs elapsed_time: 143.936948443 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 0 0 0 8: 4 1 1 16: 4 1 2 32: 346 97 100 - open/close 5610 (time 1740487076.94 total 10.00 last 560.98) total: 10000 open/close in 18.24 seconds: 548.17 ops/second llite.lustre-ffff8800779db800.statahead_batch_max=0 llite.lustre-ffff8800779db800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800779db800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m7.999s user 0m0.177s sys 0m7.340s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800779db800.statahead_batch_max=32 llite.lustre-ffff8800779db800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800779db800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800779db800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m18.249s user 0m0.184s sys 0m7.888s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800779db800.batch_stats= snapshot_time: 1740487115.391791060 secs.nsecs start_time: 1740487095.033217474 secs.nsecs elapsed_time: 20.358573586 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-ffff8800779db800.batch_stats=0 llite.lustre-ffff8800779db800.statahead_max=2048 llite.lustre-ffff8800779db800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8800779db800.batch_stats=0 total: 100 open/close in 0.49 seconds: 203.35 ops/second llite.lustre-ffff8800779db800.statahead_max=0 101 real 0m0.467s user 0m0.003s sys 0m0.165s ls -l 100 files without statahead: 0 sec llite.lustre-ffff8800779db800.statahead_max=2048 2048 101 real 0m0.429s user 0m0.006s sys 0m0.185s 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 2.23 seconds: 404.02 ops/second llite.lustre-ffff8800779db800.statahead_max=0 1001 real 0m6.706s user 0m0.026s sys 0m2.399s ls -l 1000 files without statahead: 7 sec llite.lustre-ffff8800779db800.statahead_max=2048 2048 1001 real 0m1.016s user 0m0.014s sys 0m0.742s 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 3252 (time 1740487196.51 total 10.00 last 325.12) - open/close 7091 (time 1740487206.51 total 20.00 last 383.81) total: 9000 open/close in 24.20 seconds: 371.88 ops/second llite.lustre-ffff8800779db800.statahead_max=0 10001 real 0m51.383s user 0m0.230s sys 0m17.714s ls -l 10000 files without statahead: 51 sec llite.lustre-ffff8800779db800.statahead_max=2048 2048 10001 real 0m8.807s user 0m0.215s sys 0m7.421s ls -l 10000 files with statahead: 9 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: 44 seconds llite.lustre-ffff8800779db800.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-ffff8800779db800.batch_stats= snapshot_time: 1740487321.082832089 secs.nsecs start_time: 1740487115.912752952 secs.nsecs elapsed_time: 205.170079137 secs.nsecs subreqs per batch batches % cum % 1: 212 62 62 2: 22 6 68 4: 13 3 72 8: 20 5 78 16: 14 4 82 32: 18 5 87 64: 1 0 87 128: 2 0 88 256: 39 11 100 - open/close 2679 (time 1740487331.90 total 10.00 last 267.86) - open/close 5392 (time 1740487341.91 total 20.00 last 271.21) - open/close 7899 (time 1740487351.91 total 30.01 last 250.63) total: 10000 open/close in 38.54 seconds: 259.48 ops/second llite.lustre-ffff8800779db800.statahead_batch_max=0 llite.lustre-ffff8800779db800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800779db800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.505s user 0m0.179s sys 0m7.492s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800779db800.statahead_batch_max=256 llite.lustre-ffff8800779db800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800779db800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800779db800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.027s user 0m0.164s sys 0m6.722s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800779db800.batch_stats= snapshot_time: 1740487381.416266641 secs.nsecs start_time: 1740487371.057270540 secs.nsecs elapsed_time: 10.358996101 secs.nsecs subreqs per batch batches % cum % 1: 266 67 67 2: 22 5 73 4: 23 5 79 8: 19 4 83 16: 13 3 87 32: 12 3 90 64: 3 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-ffff8800779db800.statahead_batch_max=64 llite.lustre-ffff8800779db800.statahead_max=128