== sanity test 123ad: Verify batching statahead works correctly ========================================================== 00:23:11 (1764739391) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8a365882c800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8a365882c800.batch_stats=0 llite.lustre-ffff8a365882c800.statahead_max=32 llite.lustre-ffff8a365882c800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8a365882c800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8a365882c800.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 0.60 seconds: 166.61 ops/second llite.lustre-ffff8a365882c800.statahead_max=0 101 real 0m0.542s user 0m0.001s sys 0m0.202s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8a365882c800.statahead_max=32 32 101 real 0m0.383s user 0m0.004s sys 0m0.164s ls -l 100 files with statahead: 1 sec statahead total: 134 statahead wrong: 2 agl total: 128 list_total: 44 fname_total: 90 hit_total: 22895 miss_total: 1175 total: 900 open/close in 1.63 seconds: 552.41 ops/second llite.lustre-ffff8a365882c800.statahead_max=0 1001 real 0m6.079s user 0m0.027s sys 0m2.184s ls -l 1000 files without statahead: 7 sec llite.lustre-ffff8a365882c800.statahead_max=32 32 1001 real 0m4.214s user 0m0.016s sys 0m1.977s ls -l 1000 files with statahead: 4 sec statahead total: 135 statahead wrong: 2 agl total: 129 list_total: 45 fname_total: 90 hit_total: 23894 miss_total: 1176 - open/close 4296 (time 1764739421.94 total 10.00 last 429.55) total: 9000 open/close in 19.47 seconds: 462.36 ops/second llite.lustre-ffff8a365882c800.statahead_max=0 10001 real 1m0.733s user 0m0.252s sys 0m21.466s ls -l 10000 files without statahead: 61 sec llite.lustre-ffff8a365882c800.statahead_max=32 32 10001 real 0m39.748s user 0m0.166s sys 0m17.884s ls -l 10000 files with statahead: 40 sec statahead total: 136 statahead wrong: 2 agl total: 130 list_total: 46 fname_total: 90 hit_total: 33893 miss_total: 1177 ls -l done rm -r /mnt/lustre/d123ad.sanity: 61 seconds llite.lustre-ffff8a365882c800.statahead_stats= statahead total: 136 statahead wrong: 2 agl total: 130 list_total: 46 fname_total: 90 hit_total: 33893 miss_total: 1177 mdc.lustre-MDT0000-mdc-ffff8a365882c800.batch_stats= snapshot_time: 1764739604.449649226 secs.nsecs start_time: 1764739393.039637957 secs.nsecs elapsed_time: 211.410011269 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 1 0 0 4: 3 0 1 8: 5 1 2 16: 197 55 58 32: 148 41 100 mdc.lustre-MDT0001-mdc-ffff8a365882c800.batch_stats= snapshot_time: 1764739604.449726416 secs.nsecs start_time: 1764739393.039693780 secs.nsecs elapsed_time: 211.410032636 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 2 0 0 4: 3 0 1 8: 7 1 3 16: 194 54 58 32: 148 41 100 - open/close 4697 (time 1764739615.75 total 10.00 last 469.69) - open/close 9260 (time 1764739625.75 total 20.00 last 456.22) total: 10000 open/close in 21.31 seconds: 469.26 ops/second llite.lustre-ffff8a365882c800.statahead_batch_max=0 llite.lustre-ffff8a365882c800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a365882c800.stats=clear mdc.lustre-MDT0001-mdc-ffff8a365882c800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m31.986s user 0m0.147s sys 0m29.133s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8a365882c800.statahead_batch_max=32 llite.lustre-ffff8a365882c800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a365882c800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8a365882c800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8a365882c800.stats=clear mdc.lustre-MDT0001-mdc-ffff8a365882c800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m36.100s user 0m0.169s sys 0m19.525s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8a365882c800.batch_stats= snapshot_time: 1764739702.666238191 secs.nsecs start_time: 1764739661.424932071 secs.nsecs elapsed_time: 41.241306120 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 mdc.lustre-MDT0001-mdc-ffff8a365882c800.batch_stats= snapshot_time: 1764739702.666289012 secs.nsecs start_time: 1764739661.424984359 secs.nsecs elapsed_time: 41.241304653 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff8a365882c800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8a365882c800.batch_stats=0 llite.lustre-ffff8a365882c800.statahead_max=2048 llite.lustre-ffff8a365882c800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8a365882c800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8a365882c800.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 0.94 seconds: 106.92 ops/second llite.lustre-ffff8a365882c800.statahead_max=0 101 real 0m0.656s user 0m0.001s sys 0m0.241s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8a365882c800.statahead_max=2048 2048 101 real 0m0.319s user 0m0.003s sys 0m0.224s 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 1.97 seconds: 457.94 ops/second llite.lustre-ffff8a365882c800.statahead_max=0 1001 real 0m6.232s user 0m0.029s sys 0m2.243s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff8a365882c800.statahead_max=2048 2048 1001 real 0m4.094s user 0m0.020s sys 0m1.585s 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 4609 (time 1764739820.62 total 10.00 last 460.81) total: 9000 open/close in 19.66 seconds: 457.72 ops/second llite.lustre-ffff8a365882c800.statahead_max=0 10001 real 1m0.530s user 0m0.206s sys 0m21.534s ls -l 10000 files without statahead: 61 sec llite.lustre-ffff8a365882c800.statahead_max=2048 2048 10001 real 0m25.624s user 0m0.171s sys 0m17.650s 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: 59 seconds llite.lustre-ffff8a365882c800.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-ffff8a365882c800.batch_stats= snapshot_time: 1764739987.320174209 secs.nsecs start_time: 1764739703.546833137 secs.nsecs elapsed_time: 283.773341072 secs.nsecs subreqs per batch batches % cum % 1: 54 50 50 2: 6 5 56 4: 6 5 62 8: 3 2 65 16: 1 0 66 32: 0 0 66 64: 3 2 68 128: 1 0 69 256: 32 30 100 mdc.lustre-MDT0001-mdc-ffff8a365882c800.batch_stats= snapshot_time: 1764739987.320253124 secs.nsecs start_time: 1764739703.546952686 secs.nsecs elapsed_time: 283.773300438 secs.nsecs subreqs per batch batches % cum % 1: 44 46 46 2: 7 7 53 4: 4 4 57 8: 5 5 63 16: 0 0 63 32: 1 1 64 64: 1 1 65 128: 0 0 65 256: 33 34 100 - open/close 4607 (time 1764739998.49 total 10.00 last 460.62) - open/close 9237 (time 1764740008.49 total 20.00 last 462.96) total: 10000 open/close in 21.63 seconds: 462.22 ops/second llite.lustre-ffff8a365882c800.statahead_batch_max=0 llite.lustre-ffff8a365882c800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a365882c800.stats=clear mdc.lustre-MDT0001-mdc-ffff8a365882c800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m29.233s user 0m0.166s sys 0m24.631s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8a365882c800.statahead_batch_max=256 llite.lustre-ffff8a365882c800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a365882c800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8a365882c800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8a365882c800.stats=clear mdc.lustre-MDT0001-mdc-ffff8a365882c800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m29.126s user 0m0.174s sys 0m21.077s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8a365882c800.batch_stats= snapshot_time: 1764740075.715867556 secs.nsecs start_time: 1764740041.995914299 secs.nsecs elapsed_time: 33.719953257 secs.nsecs subreqs per batch batches % cum % 1: 138 54 54 2: 38 15 69 4: 10 3 73 8: 3 1 75 16: 1 0 75 32: 20 7 83 64: 7 2 86 128: 0 0 86 256: 35 13 100 mdc.lustre-MDT0001-mdc-ffff8a365882c800.batch_stats= snapshot_time: 1764740075.715913326 secs.nsecs start_time: 1764740041.996003244 secs.nsecs elapsed_time: 33.719910082 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8a365882c800.statahead_batch_max=64 llite.lustre-ffff8a365882c800.statahead_max=128