== sanity test 123ad: Verify batching statahead works correctly ========================================================== 02:36:15 (1738481775) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800a8958000.batch_stats=0 llite.lustre-ffff8800a8958000.statahead_max=32 llite.lustre-ffff8800a8958000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800a8958000.batch_stats=0 total: 100 open/close in 0.50 seconds: 199.18 ops/second llite.lustre-ffff8800a8958000.statahead_max=0 101 real 0m0.473s user 0m0.004s sys 0m0.157s ls -l 100 files without statahead: 0 sec llite.lustre-ffff8800a8958000.statahead_max=32 32 101 real 0m0.309s user 0m0.004s sys 0m0.090s ls -l 100 files with statahead: 0 sec statahead total: 45 statahead wrong: 1 agl total: 45 list_total: 19 fname_total: 26 hit_total: 11740 miss_total: 217 total: 900 open/close in 1.64 seconds: 547.83 ops/second llite.lustre-ffff8800a8958000.statahead_max=0 1001 real 0m4.585s user 0m0.020s sys 0m1.596s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff8800a8958000.statahead_max=32 32 1001 real 0m1.685s user 0m0.015s sys 0m0.738s ls -l 1000 files with statahead: 2 sec statahead total: 46 statahead wrong: 1 agl total: 46 list_total: 20 fname_total: 26 hit_total: 12739 miss_total: 218 - open/close 5647 (time 1738481799.12 total 10.00 last 564.60) total: 9000 open/close in 16.12 seconds: 558.20 ops/second llite.lustre-ffff8800a8958000.statahead_max=0 10001 real 0m45.156s user 0m0.222s sys 0m15.025s ls -l 10000 files without statahead: 46 sec llite.lustre-ffff8800a8958000.statahead_max=32 32 10001 real 0m16.972s user 0m0.182s sys 0m7.560s ls -l 10000 files with statahead: 17 sec statahead total: 47 statahead wrong: 1 agl total: 47 list_total: 21 fname_total: 26 hit_total: 22738 miss_total: 219 ls -l done rm -r /mnt/lustre/d123ad.sanity: 32 seconds llite.lustre-ffff8800a8958000.statahead_stats= statahead total: 47 statahead wrong: 1 agl total: 47 list_total: 21 fname_total: 26 hit_total: 22738 miss_total: 219 mdc.lustre-MDT0000-mdc-ffff8800a8958000.batch_stats= snapshot_time: 1738481904.034697173 secs.nsecs start_time: 1738481776.728833101 secs.nsecs elapsed_time: 127.305864072 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 5648 (time 1738481914.88 total 10.00 last 564.70) total: 10000 open/close in 17.89 seconds: 559.00 ops/second llite.lustre-ffff8800a8958000.statahead_batch_max=0 llite.lustre-ffff8800a8958000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800a8958000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.244s user 0m0.178s sys 0m7.551s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800a8958000.statahead_batch_max=32 llite.lustre-ffff8800a8958000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800a8958000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800a8958000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m17.054s user 0m0.165s sys 0m7.477s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800a8958000.batch_stats= snapshot_time: 1738481951.590190564 secs.nsecs start_time: 1738481932.591767605 secs.nsecs elapsed_time: 18.998422959 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-ffff8800a8958000.batch_stats=0 llite.lustre-ffff8800a8958000.statahead_max=2048 llite.lustre-ffff8800a8958000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8800a8958000.batch_stats=0 total: 100 open/close in 0.67 seconds: 149.35 ops/second llite.lustre-ffff8800a8958000.statahead_max=0 101 real 0m0.632s user 0m0.004s sys 0m0.149s ls -l 100 files without statahead: 0 sec llite.lustre-ffff8800a8958000.statahead_max=2048 2048 101 real 0m0.271s user 0m0.003s sys 0m0.086s 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 1.52 seconds: 593.17 ops/second llite.lustre-ffff8800a8958000.statahead_max=0 1001 real 0m4.547s user 0m0.013s sys 0m1.587s ls -l 1000 files without statahead: 4 sec llite.lustre-ffff8800a8958000.statahead_max=2048 2048 1001 real 0m1.005s user 0m0.013s sys 0m0.683s 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 5621 (time 1738482031.28 total 10.00 last 562.06) total: 9000 open/close in 15.90 seconds: 566.13 ops/second llite.lustre-ffff8800a8958000.statahead_max=0 10001 real 0m45.105s user 0m0.204s sys 0m15.253s ls -l 10000 files without statahead: 45 sec llite.lustre-ffff8800a8958000.statahead_max=2048 2048 10001 real 0m7.820s user 0m0.176s sys 0m6.946s ls -l 10000 files with statahead: 7 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: 32 seconds llite.lustre-ffff8800a8958000.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-ffff8800a8958000.batch_stats= snapshot_time: 1738482127.128704459 secs.nsecs start_time: 1738481951.941241022 secs.nsecs elapsed_time: 175.187463437 secs.nsecs subreqs per batch batches % cum % 1: 254 65 65 2: 27 6 72 4: 12 3 75 8: 17 4 79 16: 15 3 83 32: 21 5 88 64: 4 1 89 128: 0 0 89 256: 39 10 100 - open/close 5667 (time 1738482137.67 total 10.00 last 566.67) total: 10000 open/close in 17.71 seconds: 564.60 ops/second llite.lustre-ffff8800a8958000.statahead_batch_max=0 llite.lustre-ffff8800a8958000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800a8958000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.154s user 0m0.167s sys 0m7.169s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800a8958000.statahead_batch_max=256 llite.lustre-ffff8800a8958000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800a8958000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800a8958000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.188s user 0m0.162s sys 0m6.933s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800a8958000.batch_stats= snapshot_time: 1738482165.234848881 secs.nsecs start_time: 1738482155.086198619 secs.nsecs elapsed_time: 10.148650262 secs.nsecs subreqs per batch batches % cum % 1: 218 65 65 2: 16 4 70 4: 17 5 75 8: 13 3 79 16: 13 3 82 32: 19 5 88 64: 3 0 89 128: 0 0 89 256: 35 10 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8800a8958000.statahead_batch_max=64 llite.lustre-ffff8800a8958000.statahead_max=128