== sanity test 123ad: Verify batching statahead works correctly ========================================================== 18:12:44 (1787609564) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9d64429bd800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9d64429bd800.batch_stats=0 llite.lustre-ffff9d64429bd800.statahead_max=32 llite.lustre-ffff9d64429bd800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9d64429bd800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9d64429bd800.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.35 seconds: 42.56 ops/second llite.lustre-ffff9d64429bd800.statahead_max=0 101 real 0m2.204s user 0m0.004s sys 0m0.305s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9d64429bd800.statahead_max=32 llite.lustre-ffff9d64429bd800.statahead_max=32 101 real 0m1.672s user 0m0.004s sys 0m0.161s 'ls -l' 100 files with statahead: 1 sec statahead total: 123 statahead wrong: 2 agl total: 118 list_total: 30 fname_total: 93 hit_total: 4097 miss_total: 1274 swrong=2 ewrong=2 - open/close 743 (time 1787609592.74 total 10.01 last 74.23) total: 900 open/close in 11.83 seconds: 76.07 ops/second llite.lustre-ffff9d64429bd800.statahead_max=0 1001 real 0m22.911s user 0m0.043s sys 0m2.872s 'ls -l' 1000 files without statahead: 23 sec llite.lustre-ffff9d64429bd800.statahead_max=32 llite.lustre-ffff9d64429bd800.statahead_max=32 1001 real 0m7.753s user 0m0.027s sys 0m1.339s 'ls -l' 1000 files with statahead: 7 sec statahead total: 124 statahead wrong: 2 agl total: 119 list_total: 31 fname_total: 93 hit_total: 5096 miss_total: 1275 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 19 seconds llite.lustre-ffff9d64429bd800.statahead_stats= statahead total: 124 statahead wrong: 2 agl total: 119 list_total: 31 fname_total: 93 hit_total: 5096 miss_total: 1275 mdc.lustre-MDT0000-mdc-ffff9d64429bd800.batch_stats= snapshot_time: 1787609656.062669431 secs.nsecs start_time: 1787609568.746136579 secs.nsecs elapsed_time: 87.316532852 secs.nsecs subreqs per batch batches %% cum %% 1: 5 12 12 2: 0 0 12 4: 2 5 17 8: 2 5 23 16: 26 66 89 32: 4 10 100 mdc.lustre-MDT0001-mdc-ffff9d64429bd800.batch_stats= snapshot_time: 1787609656.062728788 secs.nsecs start_time: 1787609568.746214632 secs.nsecs elapsed_time: 87.316514156 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 1 2 5 4: 0 0 5 8: 2 5 10 16: 11 28 38 32: 24 61 100 - open/close 803 (time 1787609668.79 total 10.00 last 80.28) - open/close 1663 (time 1787609678.80 total 20.02 last 85.88) - open/close 2507 (time 1787609688.81 total 30.02 last 84.37) - open/close 3345 (time 1787609698.81 total 40.02 last 83.79) - open/close 4165 (time 1787609708.83 total 50.04 last 81.84) - open/close 5027 (time 1787609718.83 total 60.04 last 86.19) - open/close 5752 (time 1787609728.83 total 70.04 last 72.50) - open/close 6514 (time 1787609738.84 total 80.05 last 76.12) - open/close 7419 (time 1787609748.85 total 90.06 last 90.45) - open/close 8297 (time 1787609758.85 total 100.06 last 87.76) - open/close 9096 (time 1787609768.85 total 110.06 last 79.89) - open/close 9873 (time 1787609778.86 total 120.07 last 77.61) total: 10000 open/close in 121.57 seconds: 82.26 ops/second llite.lustre-ffff9d64429bd800.statahead_batch_max=0 llite.lustre-ffff9d64429bd800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9d64429bd800.stats=clear mdc.lustre-MDT0001-mdc-ffff9d64429bd800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m0.354s user 0m0.296s sys 0m14.282s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9d64429bd800.statahead_batch_max=32 llite.lustre-ffff9d64429bd800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9d64429bd800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9d64429bd800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9d64429bd800.stats=clear mdc.lustre-MDT0001-mdc-ffff9d64429bd800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m57.848s user 0m0.315s sys 0m13.787s batched statahead RPC= hit count=9979 mdc.lustre-MDT0000-mdc-ffff9d64429bd800.batch_stats= snapshot_time: 1787609977.888662552 secs.nsecs start_time: 1787609849.912195361 secs.nsecs elapsed_time: 127.976467191 secs.nsecs subreqs per batch batches %% cum %% 1: 1 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 1 0 0 32: 313 99 100 mdc.lustre-MDT0001-mdc-ffff9d64429bd800.batch_stats= snapshot_time: 1787609977.888840654 secs.nsecs start_time: 1787609849.912276976 secs.nsecs elapsed_time: 127.976563678 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9d64429bd800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9d64429bd800.batch_stats=0 llite.lustre-ffff9d64429bd800.statahead_max=2048 llite.lustre-ffff9d64429bd800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9d64429bd800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9d64429bd800.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.60 seconds: 38.50 ops/second llite.lustre-ffff9d64429bd800.statahead_max=0 101 real 0m2.124s user 0m0.006s sys 0m0.294s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9d64429bd800.statahead_max=2048 llite.lustre-ffff9d64429bd800.statahead_max=2048 101 real 0m0.870s user 0m0.003s sys 0m0.171s '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: 10078 miss_total: 22 swrong=0 ewrong=0 - open/close 822 (time 1787610282.44 total 10.00 last 82.16) total: 900 open/close in 11.01 seconds: 81.78 ops/second llite.lustre-ffff9d64429bd800.statahead_max=0 1001 real 0m18.567s user 0m0.038s sys 0m2.758s 'ls -l' 1000 files without statahead: 18 sec llite.lustre-ffff9d64429bd800.statahead_max=2048 llite.lustre-ffff9d64429bd800.statahead_max=2048 1001 real 0m7.021s user 0m0.026s sys 0m1.369s 'ls -l' 1000 files with statahead: 7 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11077 miss_total: 23 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 23 seconds llite.lustre-ffff9d64429bd800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11077 miss_total: 23 mdc.lustre-MDT0000-mdc-ffff9d64429bd800.batch_stats= snapshot_time: 1787610343.319219893 secs.nsecs start_time: 1787609981.003971690 secs.nsecs elapsed_time: 362.315248203 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 4 57 57 8: 0 0 57 16: 0 0 57 32: 0 0 57 64: 1 14 71 128: 0 0 71 256: 2 28 100 mdc.lustre-MDT0001-mdc-ffff9d64429bd800.batch_stats= snapshot_time: 1787610343.319280479 secs.nsecs start_time: 1787609981.004110129 secs.nsecs elapsed_time: 362.315170350 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 14 14 8: 3 42 57 16: 0 0 57 32: 0 0 57 64: 1 14 71 128: 0 0 71 256: 2 28 100 - open/close 726 (time 1787610355.72 total 10.00 last 72.58) - open/close 1544 (time 1787610365.73 total 20.01 last 81.74) - open/close 2490 (time 1787610375.73 total 30.01 last 94.55) - open/close 3342 (time 1787610385.74 total 40.02 last 85.12) - open/close 4148 (time 1787610395.74 total 50.03 last 80.57) - open/close 5071 (time 1787610405.75 total 60.03 last 92.23) - open/close 5947 (time 1787610415.76 total 70.04 last 87.53) - open/close 6872 (time 1787610425.77 total 80.05 last 92.41) - open/close 7668 (time 1787610435.77 total 90.06 last 79.56) - open/close 8596 (time 1787610445.79 total 100.07 last 92.69) - open/close 9436 (time 1787610455.82 total 110.10 last 83.75) total: 10000 open/close in 117.79 seconds: 84.90 ops/second llite.lustre-ffff9d64429bd800.statahead_batch_max=0 llite.lustre-ffff9d64429bd800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9d64429bd800.stats=clear mdc.lustre-MDT0001-mdc-ffff9d64429bd800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m54.807s user 0m0.287s sys 0m14.480s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9d64429bd800.statahead_batch_max=256 llite.lustre-ffff9d64429bd800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9d64429bd800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9d64429bd800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9d64429bd800.stats=clear mdc.lustre-MDT0001-mdc-ffff9d64429bd800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m44.736s user 0m0.287s sys 0m15.387s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9d64429bd800.batch_stats= snapshot_time: 1787610580.847445467 secs.nsecs start_time: 1787610526.768081252 secs.nsecs elapsed_time: 54.079364215 secs.nsecs subreqs per batch batches %% cum %% 1: 87 43 43 2: 22 10 53 4: 9 4 58 8: 13 6 64 16: 10 4 69 32: 20 9 79 64: 6 2 82 128: 0 0 82 256: 35 17 100 mdc.lustre-MDT0001-mdc-ffff9d64429bd800.batch_stats= snapshot_time: 1787610580.847523679 secs.nsecs start_time: 1787610526.768478733 secs.nsecs elapsed_time: 54.079044946 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 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-ffff9d64429bd800.statahead_batch_max=64 llite.lustre-ffff9d64429bd800.statahead_max=128