== sanity test 123ad: Verify batching statahead works correctly ========================================================== 01:03:56 (1789189436) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff91f3128d1800.batch_stats=0 llite.lustre-ffff91f3128d1800.statahead_max=32 llite.lustre-ffff91f3128d1800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff91f3128d1800.batch_stats=0 total: 100 open/close in 0.66 seconds: 151.47 ops/second llite.lustre-ffff91f3128d1800.statahead_max=0 101 real 0m0.552s user 0m0.002s sys 0m0.199s 'ls -l' 100 files without statahead: 0 sec llite.lustre-ffff91f3128d1800.statahead_max=32 llite.lustre-ffff91f3128d1800.statahead_max=32 101 real 0m0.369s user 0m0.003s sys 0m0.200s 'ls -l' 100 files with statahead: 0 sec statahead total: 86 statahead wrong: 2 agl total: 79 list_total: 28 fname_total: 47 hit_total: 13678 miss_total: 782 swrong=2 ewrong=2 total: 900 open/close in 2.15 seconds: 418.40 ops/second llite.lustre-ffff91f3128d1800.statahead_max=0 1001 real 0m6.672s user 0m0.017s sys 0m2.316s 'ls -l' 1000 files without statahead: 7 sec llite.lustre-ffff91f3128d1800.statahead_max=32 llite.lustre-ffff91f3128d1800.statahead_max=32 1001 real 0m3.424s user 0m0.009s sys 0m1.877s 'ls -l' 1000 files with statahead: 4 sec statahead total: 87 statahead wrong: 2 agl total: 80 list_total: 29 fname_total: 47 hit_total: 14677 miss_total: 783 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 5 seconds llite.lustre-ffff91f3128d1800.statahead_stats= statahead total: 87 statahead wrong: 2 agl total: 80 list_total: 29 fname_total: 47 hit_total: 14677 miss_total: 783 mdc.lustre-MDT0000-mdc-ffff91f3128d1800.batch_stats= snapshot_time: 1789189461.964755026 secs.nsecs start_time: 1789189437.538235239 secs.nsecs elapsed_time: 24.426519787 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 2 2 8: 2 5 7 16: 2 5 12 32: 34 87 100 - open/close 4256 (time 1789189472.72 total 10.00 last 425.56) - open/close 8709 (time 1789189482.72 total 20.00 last 445.19) total: 10000 open/close in 22.82 seconds: 438.23 ops/second llite.lustre-ffff91f3128d1800.statahead_batch_max=0 llite.lustre-ffff91f3128d1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff91f3128d1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m31.109s user 0m0.154s sys 0m28.151s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff91f3128d1800.statahead_batch_max=32 llite.lustre-ffff91f3128d1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff91f3128d1800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff91f3128d1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.652s user 0m0.143s sys 0m18.732s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff91f3128d1800.batch_stats= snapshot_time: 1789189558.271982853 secs.nsecs start_time: 1789189519.163530574 secs.nsecs elapsed_time: 39.108452279 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-ffff91f3128d1800.batch_stats=0 llite.lustre-ffff91f3128d1800.statahead_max=2048 llite.lustre-ffff91f3128d1800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff91f3128d1800.batch_stats=0 total: 100 open/close in 0.63 seconds: 157.96 ops/second llite.lustre-ffff91f3128d1800.statahead_max=0 101 real 0m0.623s user 0m0.003s sys 0m0.218s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff91f3128d1800.statahead_max=2048 llite.lustre-ffff91f3128d1800.statahead_max=2048 101 real 0m0.347s user 0m0.001s 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 swrong=0 ewrong=0 total: 900 open/close in 1.95 seconds: 460.76 ops/second llite.lustre-ffff91f3128d1800.statahead_max=0 1001 real 0m5.913s user 0m0.019s sys 0m2.115s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff91f3128d1800.statahead_max=2048 llite.lustre-ffff91f3128d1800.statahead_max=2048 1001 real 0m3.176s user 0m0.010s sys 0m1.213s '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 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 5 seconds llite.lustre-ffff91f3128d1800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 mdc.lustre-MDT0000-mdc-ffff91f3128d1800.batch_stats= snapshot_time: 1789189662.709178374 secs.nsecs start_time: 1789189559.109119010 secs.nsecs elapsed_time: 103.600059364 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 22 22 16: 2 22 44 32: 0 0 44 64: 0 0 44 128: 1 11 55 256: 4 44 100 - open/close 4521 (time 1789189673.98 total 10.00 last 452.04) - open/close 9070 (time 1789189683.98 total 20.00 last 454.84) total: 10000 open/close in 21.95 seconds: 455.52 ops/second llite.lustre-ffff91f3128d1800.statahead_batch_max=0 llite.lustre-ffff91f3128d1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff91f3128d1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.089s user 0m0.144s sys 0m25.561s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff91f3128d1800.statahead_batch_max=256 llite.lustre-ffff91f3128d1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff91f3128d1800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff91f3128d1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m32.624s user 0m0.156s sys 0m22.137s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff91f3128d1800.batch_stats= snapshot_time: 1789189755.604215075 secs.nsecs start_time: 1789189718.489213319 secs.nsecs elapsed_time: 37.115001756 secs.nsecs subreqs per batch batches %% cum %% 1: 424 71 71 2: 78 13 84 4: 22 3 88 8: 5 0 89 16: 4 0 90 32: 23 3 94 64: 1 0 94 128: 0 0 94 256: 34 5 100 unlink(/mnt/lustre/d123ad.sanity/f123ad.sanity0) error: No such file or directory total: 0 unlinks in 0 seconds: -nan unlinks/second unlink(/mnt/lustre/d123ad.sanity/f123ad.sanity0) error: No such file or directory total: 0 unlinks in 0 seconds: -nan unlinks/second seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff91f3128d1800.statahead_batch_max=64 llite.lustre-ffff91f3128d1800.statahead_max=128