== sanity test 123ad: Verify batching statahead works correctly ========================================================== 15:51:35 (1758743495) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff989883128000.batch_stats=0 llite.lustre-ffff989883128000.statahead_max=32 llite.lustre-ffff989883128000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff989883128000.batch_stats=0 total: 100 open/close in 0.65 seconds: 154.34 ops/second llite.lustre-ffff989883128000.statahead_max=0 101 real 0m0.605s user 0m0.002s sys 0m0.227s ls -l 100 files without statahead: 0 sec llite.lustre-ffff989883128000.statahead_max=32 32 101 real 0m0.353s user 0m0.004s sys 0m0.192s ls -l 100 files with statahead: 0 sec statahead total: 102 statahead wrong: 2 agl total: 97 list_total: 32 fname_total: 64 hit_total: 34513 miss_total: 1276 total: 900 open/close in 2.06 seconds: 436.09 ops/second llite.lustre-ffff989883128000.statahead_max=0 1001 real 0m5.962s user 0m0.022s sys 0m2.161s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff989883128000.statahead_max=32 32 1001 real 0m3.806s user 0m0.016s sys 0m2.075s ls -l 1000 files with statahead: 4 sec statahead total: 103 statahead wrong: 2 agl total: 98 list_total: 33 fname_total: 64 hit_total: 35512 miss_total: 1277 - open/close 4558 (time 1758743526.00 total 10.00 last 455.75) total: 9000 open/close in 19.74 seconds: 455.98 ops/second llite.lustre-ffff989883128000.statahead_max=0 10001 real 0m59.793s user 0m0.262s sys 0m21.049s ls -l 10000 files without statahead: 60 sec llite.lustre-ffff989883128000.statahead_max=32 32 10001 real 0m38.537s user 0m0.181s sys 0m21.963s ls -l 10000 files with statahead: 39 sec statahead total: 104 statahead wrong: 2 agl total: 99 list_total: 34 fname_total: 64 hit_total: 45511 miss_total: 1278 ls -l done rm -r /mnt/lustre/d123ad.sanity: 107 seconds llite.lustre-ffff989883128000.statahead_stats= statahead total: 104 statahead wrong: 2 agl total: 99 list_total: 34 fname_total: 64 hit_total: 45511 miss_total: 1278 mdc.lustre-MDT0000-mdc-ffff989883128000.batch_stats= snapshot_time: 1758743754.346314790 secs.nsecs start_time: 1758743497.359956246 secs.nsecs elapsed_time: 256.986358544 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 4 1 2 32: 346 97 100 - open/close 808 (time 1758743766.93 total 10.00 last 80.78) - open/close 1682 (time 1758743776.93 total 20.01 last 87.36) - open/close 2501 (time 1758743786.94 total 30.02 last 81.83) - open/close 3372 (time 1758743796.95 total 40.02 last 87.06) - open/close 4296 (time 1758743806.95 total 50.02 last 92.37) - open/close 5261 (time 1758743816.95 total 60.03 last 96.46) - open/close 6252 (time 1758743826.95 total 70.03 last 99.09) - open/close 7345 (time 1758743836.96 total 80.04 last 109.20) - open/close 8432 (time 1758743846.97 total 90.04 last 108.62) - open/close 9541 (time 1758743856.98 total 100.05 last 110.83) total: 10000 open/close in 103.84 seconds: 96.31 ops/second llite.lustre-ffff989883128000.statahead_batch_max=0 llite.lustre-ffff989883128000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff989883128000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m38.310s user 0m0.273s sys 0m18.032s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff989883128000.statahead_batch_max=32 llite.lustre-ffff989883128000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff989883128000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff989883128000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m55.735s user 0m0.220s sys 0m13.680s batched statahead RPC= hit count=9944 mdc.lustre-MDT0000-mdc-ffff989883128000.batch_stats= snapshot_time: 1758743965.257939309 secs.nsecs start_time: 1758743903.734097965 secs.nsecs elapsed_time: 61.523841344 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 1 0 0 8: 1 0 0 16: 1 0 0 32: 314 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff989883128000.batch_stats=0 llite.lustre-ffff989883128000.statahead_max=2048 llite.lustre-ffff989883128000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff989883128000.batch_stats=0 total: 100 open/close in 1.94 seconds: 51.51 ops/second llite.lustre-ffff989883128000.statahead_max=0 101 real 0m2.011s user 0m0.007s sys 0m0.307s ls -l 100 files without statahead: 2 sec llite.lustre-ffff989883128000.statahead_max=2048 2048 101 real 0m0.511s user 0m0.004s sys 0m0.174s 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: 10043 miss_total: 57 total: 900 open/close in 7.90 seconds: 113.96 ops/second llite.lustre-ffff989883128000.statahead_max=0 1001 real 0m16.080s user 0m0.035s sys 0m2.752s ls -l 1000 files without statahead: 16 sec llite.lustre-ffff989883128000.statahead_max=2048 2048 1001 real 0m4.018s user 0m0.021s sys 0m1.662s 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: 11042 miss_total: 58 - open/close 874 (time 1758744214.53 total 10.01 last 87.35) - open/close 1886 (time 1758744224.54 total 20.01 last 101.16) total: 2000 open/close in 21.25 seconds: 94.10 ops/second llite.lustre-ffff989883128000.statahead_max=0 3001 real 0m40.379s user 0m0.096s sys 0m8.012s ls -l 3000 files without statahead: 40 sec llite.lustre-ffff989883128000.statahead_max=2048 2048 3001 real 0m9.266s user 0m0.056s sys 0m4.804s ls -l 3000 files with statahead: 9 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 14041 miss_total: 59 ls -l done rm -r /mnt/lustre/d123ad.sanity: 32 seconds llite.lustre-ffff989883128000.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 14041 miss_total: 59 mdc.lustre-MDT0000-mdc-ffff989883128000.batch_stats= snapshot_time: 1758744315.519323279 secs.nsecs start_time: 1758743966.780428894 secs.nsecs elapsed_time: 348.738894385 secs.nsecs subreqs per batch batches % cum % 1: 118 60 60 2: 35 17 78 4: 16 8 86 8: 4 2 88 16: 3 1 89 32: 4 2 91 64: 0 0 91 128: 1 0 92 256: 15 7 100 - open/close 1425 (time 1758744326.76 total 10.01 last 142.41) - open/close 2921 (time 1758744336.76 total 20.01 last 149.58) - open/close 4172 (time 1758744346.77 total 30.01 last 125.08) - open/close 5495 (time 1758744356.77 total 40.01 last 132.26) - open/close 6774 (time 1758744366.77 total 50.02 last 127.86) - open/close 7913 (time 1758744376.78 total 60.02 last 113.86) - open/close 8974 (time 1758744386.78 total 70.02 last 106.05) total: 10000 open/close in 78.53 seconds: 127.35 ops/second llite.lustre-ffff989883128000.statahead_batch_max=0 llite.lustre-ffff989883128000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff989883128000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m31.938s user 0m0.267s sys 0m22.055s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff989883128000.statahead_batch_max=256 llite.lustre-ffff989883128000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff989883128000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff989883128000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m27.870s user 0m0.254s sys 0m18.478s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff989883128000.batch_stats= snapshot_time: 1758744464.615311640 secs.nsecs start_time: 1758744430.944527087 secs.nsecs elapsed_time: 33.670784553 secs.nsecs subreqs per batch batches % cum % 1: 211 59 59 2: 35 9 69 4: 37 10 79 8: 10 2 82 16: 4 1 83 32: 17 4 88 64: 6 1 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-ffff989883128000.statahead_batch_max=64 llite.lustre-ffff989883128000.statahead_max=128