== sanity test 123ad: Verify batching statahead works correctly ========================================================== 13:44:04 (1772477044) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff93621026d800.batch_stats=0 llite.lustre-ffff93621026d800.statahead_max=32 llite.lustre-ffff93621026d800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff93621026d800.batch_stats=0 total: 100 open/close in 0.99 seconds: 100.66 ops/second llite.lustre-ffff93621026d800.statahead_max=0 101 real 0m0.756s user 0m0.001s sys 0m0.277s ls -l 100 files without statahead: 1 sec llite.lustre-ffff93621026d800.statahead_max=32 32 101 real 0m0.494s user 0m0.003s sys 0m0.288s ls -l 100 files with statahead: 0 sec statahead total: 127 statahead wrong: 2 agl total: 120 list_total: 33 fname_total: 85 hit_total: 20977 miss_total: 1502 total: 900 open/close in 2.84 seconds: 316.56 ops/second llite.lustre-ffff93621026d800.statahead_max=0 1001 real 0m7.628s user 0m0.026s sys 0m2.612s ls -l 1000 files without statahead: 8 sec llite.lustre-ffff93621026d800.statahead_max=32 32 1001 real 0m4.284s user 0m0.021s sys 0m2.409s ls -l 1000 files with statahead: 4 sec statahead total: 128 statahead wrong: 2 agl total: 121 list_total: 34 fname_total: 85 hit_total: 21975 miss_total: 1504 - open/close 3844 (time 1772477078.28 total 10.00 last 384.36) - open/close 7742 (time 1772477088.29 total 20.00 last 389.77) total: 9000 open/close in 22.96 seconds: 392.02 ops/second llite.lustre-ffff93621026d800.statahead_max=0 10001 real 1m7.162s user 0m0.268s sys 0m24.181s ls -l 10000 files without statahead: 67 sec llite.lustre-ffff93621026d800.statahead_max=32 32 10001 real 0m38.492s user 0m0.192s sys 0m21.487s ls -l 10000 files with statahead: 39 sec statahead total: 129 statahead wrong: 2 agl total: 122 list_total: 35 fname_total: 85 hit_total: 31971 miss_total: 1508 ls -l done rm -r /mnt/lustre/d123ad.sanity: 61 seconds llite.lustre-ffff93621026d800.statahead_stats= statahead total: 129 statahead wrong: 2 agl total: 122 list_total: 35 fname_total: 85 hit_total: 31971 miss_total: 1508 mdc.lustre-MDT0000-mdc-ffff93621026d800.batch_stats= snapshot_time: 1772477270.485515035 secs.nsecs start_time: 1772477045.749808274 secs.nsecs elapsed_time: 224.735706761 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 4 1 1 16: 4 1 2 32: 346 97 100 - open/close 4819 (time 1772477281.29 total 10.00 last 481.86) - open/close 9619 (time 1772477291.30 total 20.00 last 479.94) total: 10000 open/close in 20.80 seconds: 480.79 ops/second llite.lustre-ffff93621026d800.statahead_batch_max=0 llite.lustre-ffff93621026d800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93621026d800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m32.033s user 0m0.175s sys 0m30.724s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff93621026d800.statahead_batch_max=32 llite.lustre-ffff93621026d800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93621026d800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff93621026d800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m37.957s user 0m0.195s sys 0m21.128s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff93621026d800.batch_stats= snapshot_time: 1772477372.065810219 secs.nsecs start_time: 1772477327.507504000 secs.nsecs elapsed_time: 44.558306219 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-ffff93621026d800.batch_stats=0 llite.lustre-ffff93621026d800.statahead_max=2048 llite.lustre-ffff93621026d800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff93621026d800.batch_stats=0 total: 100 open/close in 0.70 seconds: 143.38 ops/second llite.lustre-ffff93621026d800.statahead_max=0 101 real 0m0.642s user 0m0.006s sys 0m0.239s ls -l 100 files without statahead: 0 sec llite.lustre-ffff93621026d800.statahead_max=2048 2048 101 real 0m0.359s user 0m0.005s sys 0m0.234s 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 2.21 seconds: 407.01 ops/second llite.lustre-ffff93621026d800.statahead_max=0 1001 real 0m6.314s user 0m0.028s sys 0m2.399s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff93621026d800.statahead_max=2048 2048 1001 real 0m3.290s user 0m0.017s sys 0m1.360s ls -l 1000 files with statahead: 4 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 - open/close 4607 (time 1772477492.34 total 10.00 last 460.62) total: 9000 open/close in 19.46 seconds: 462.51 ops/second llite.lustre-ffff93621026d800.statahead_max=0 10001 real 0m57.398s user 0m0.223s sys 0m21.727s ls -l 10000 files without statahead: 57 sec llite.lustre-ffff93621026d800.statahead_max=2048 2048 10001 real 0m26.422s user 0m0.152s sys 0m18.449s ls -l 10000 files with statahead: 26 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: 58 seconds llite.lustre-ffff93621026d800.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-ffff93621026d800.batch_stats= snapshot_time: 1772477657.667278987 secs.nsecs start_time: 1772477372.918206683 secs.nsecs elapsed_time: 284.749072304 secs.nsecs subreqs per batch batches % cum % 1: 219 56 56 2: 57 14 71 4: 27 6 78 8: 14 3 81 16: 6 1 83 32: 24 6 89 64: 0 0 89 128: 1 0 89 256: 39 10 100 - open/close 4688 (time 1772477668.59 total 10.00 last 468.71) - open/close 9396 (time 1772477678.59 total 20.00 last 470.72) total: 10000 open/close in 21.12 seconds: 473.38 ops/second llite.lustre-ffff93621026d800.statahead_batch_max=0 llite.lustre-ffff93621026d800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93621026d800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.676s user 0m0.165s sys 0m26.845s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff93621026d800.statahead_batch_max=256 llite.lustre-ffff93621026d800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93621026d800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff93621026d800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m28.889s user 0m0.149s sys 0m19.943s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff93621026d800.batch_stats= snapshot_time: 1772477748.402181565 secs.nsecs start_time: 1772477713.282809820 secs.nsecs elapsed_time: 35.119371745 secs.nsecs subreqs per batch batches % cum % 1: 251 53 53 2: 70 14 68 4: 81 17 85 8: 6 1 86 16: 14 2 89 32: 14 2 92 64: 0 0 92 128: 0 0 92 256: 35 7 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff93621026d800.statahead_batch_max=64 llite.lustre-ffff93621026d800.statahead_max=128