== sanity test 123ad: Verify batching statahead works correctly ========================================================== 00:14:58 (1764738898) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9c9289010000.batch_stats=0 llite.lustre-ffff9c9289010000.statahead_max=32 llite.lustre-ffff9c9289010000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9c9289010000.batch_stats=0 total: 100 open/close in 0.58 seconds: 172.39 ops/second llite.lustre-ffff9c9289010000.statahead_max=0 101 real 0m0.557s user 0m0.004s sys 0m0.202s ls -l 100 files without statahead: 1 sec llite.lustre-ffff9c9289010000.statahead_max=32 32 101 real 0m0.359s user 0m0.002s sys 0m0.193s ls -l 100 files with statahead: 1 sec statahead total: 73 statahead wrong: 1 agl total: 67 list_total: 30 fname_total: 41 hit_total: 33931 miss_total: 229 total: 900 open/close in 1.84 seconds: 488.94 ops/second llite.lustre-ffff9c9289010000.statahead_max=0 1001 real 0m5.664s user 0m0.024s sys 0m2.041s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff9c9289010000.statahead_max=32 32 1001 real 0m4.094s user 0m0.012s sys 0m2.398s ls -l 1000 files with statahead: 4 sec statahead total: 74 statahead wrong: 1 agl total: 68 list_total: 31 fname_total: 41 hit_total: 34930 miss_total: 230 - open/close 4547 (time 1764738928.09 total 10.00 last 454.66) total: 9000 open/close in 19.06 seconds: 472.26 ops/second llite.lustre-ffff9c9289010000.statahead_max=0 10001 real 0m55.915s user 0m0.221s sys 0m19.955s ls -l 10000 files without statahead: 56 sec llite.lustre-ffff9c9289010000.statahead_max=32 32 10001 real 0m35.266s user 0m0.165s sys 0m20.247s ls -l 10000 files with statahead: 35 sec statahead total: 75 statahead wrong: 1 agl total: 69 list_total: 32 fname_total: 41 hit_total: 44929 miss_total: 231 ls -l done rm -r /mnt/lustre/d123ad.sanity: 65 seconds llite.lustre-ffff9c9289010000.statahead_stats= statahead total: 75 statahead wrong: 1 agl total: 69 list_total: 32 fname_total: 41 hit_total: 44929 miss_total: 231 mdc.lustre-MDT0000-mdc-ffff9c9289010000.batch_stats= snapshot_time: 1764739103.122273382 secs.nsecs start_time: 1764738900.042002782 secs.nsecs elapsed_time: 203.080270600 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 4346 (time 1764739114.59 total 10.00 last 434.57) - open/close 8699 (time 1764739124.60 total 20.00 last 435.25) total: 10000 open/close in 22.87 seconds: 437.21 ops/second llite.lustre-ffff9c9289010000.statahead_batch_max=0 llite.lustre-ffff9c9289010000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c9289010000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.306s user 0m0.160s sys 0m32.398s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9c9289010000.statahead_batch_max=32 llite.lustre-ffff9c9289010000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c9289010000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9c9289010000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m37.225s user 0m0.160s sys 0m21.742s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9c9289010000.batch_stats= snapshot_time: 1764739206.841972143 secs.nsecs start_time: 1764739164.825579871 secs.nsecs elapsed_time: 42.016392272 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-ffff9c9289010000.batch_stats=0 llite.lustre-ffff9c9289010000.statahead_max=2048 llite.lustre-ffff9c9289010000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9c9289010000.batch_stats=0 total: 100 open/close in 0.59 seconds: 168.18 ops/second llite.lustre-ffff9c9289010000.statahead_max=0 101 real 0m0.573s user 0m0.001s sys 0m0.206s ls -l 100 files without statahead: 1 sec llite.lustre-ffff9c9289010000.statahead_max=2048 2048 101 real 0m0.400s user 0m0.001s sys 0m0.230s 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 1.72 seconds: 522.18 ops/second llite.lustre-ffff9c9289010000.statahead_max=0 1001 real 0m5.362s user 0m0.016s sys 0m1.958s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff9c9289010000.statahead_max=2048 2048 1001 real 0m3.214s user 0m0.016s sys 0m1.509s 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 5042 (time 1764739321.55 total 10.00 last 504.12) total: 9000 open/close in 17.46 seconds: 515.36 ops/second llite.lustre-ffff9c9289010000.statahead_max=0 10001 real 0m57.864s user 0m0.190s sys 0m20.394s ls -l 10000 files without statahead: 58 sec llite.lustre-ffff9c9289010000.statahead_max=2048 2048 10001 real 0m30.217s user 0m0.160s sys 0m22.223s ls -l 10000 files with statahead: 30 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: 66 seconds llite.lustre-ffff9c9289010000.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-ffff9c9289010000.batch_stats= snapshot_time: 1764739494.093484938 secs.nsecs start_time: 1764739207.656460615 secs.nsecs elapsed_time: 286.437024323 secs.nsecs subreqs per batch batches % cum % 1: 246 58 58 2: 66 15 74 4: 27 6 81 8: 8 1 83 16: 6 1 84 32: 22 5 89 64: 2 0 90 128: 1 0 90 256: 39 9 100 - open/close 4478 (time 1764739504.81 total 10.00 last 447.76) - open/close 8925 (time 1764739514.81 total 20.00 last 444.67) total: 10000 open/close in 22.50 seconds: 444.51 ops/second llite.lustre-ffff9c9289010000.statahead_batch_max=0 llite.lustre-ffff9c9289010000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c9289010000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m36.326s user 0m0.189s sys 0m30.771s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9c9289010000.statahead_batch_max=256 llite.lustre-ffff9c9289010000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c9289010000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9c9289010000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m28.571s user 0m0.157s sys 0m20.878s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9c9289010000.batch_stats= snapshot_time: 1764739589.955114415 secs.nsecs start_time: 1764739556.256155247 secs.nsecs elapsed_time: 33.698959168 secs.nsecs subreqs per batch batches % cum % 1: 127 46 46 2: 43 15 62 4: 36 13 75 8: 4 1 76 16: 1 0 77 32: 26 9 86 64: 2 0 87 128: 0 0 87 256: 35 12 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff9c9289010000.statahead_batch_max=64 llite.lustre-ffff9c9289010000.statahead_max=128