== sanity test 123ad: Verify batching statahead works correctly ========================================================== 19:21:52 (1784762512) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.batch_stats=0 llite.lustre-ffff9fc0d01e9800.statahead_max=32 llite.lustre-ffff9fc0d01e9800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 2.61 seconds: 38.33 ops/second llite.lustre-ffff9fc0d01e9800.statahead_max=0 101 real 0m2.330s user 0m0.001s sys 0m0.370s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9fc0d01e9800.statahead_max=32 llite.lustre-ffff9fc0d01e9800.statahead_max=32 101 real 0m1.344s user 0m0.009s sys 0m0.197s 'ls -l' 100 files with statahead: 1 sec statahead total: 131 statahead wrong: 2 agl total: 125 list_total: 31 fname_total: 98 hit_total: 3878 miss_total: 1589 swrong=2 ewrong=2 - open/close 818 (time 1784762542.96 total 10.01 last 81.73) total: 900 open/close in 11.24 seconds: 80.05 ops/second llite.lustre-ffff9fc0d01e9800.statahead_max=0 1001 real 0m24.862s user 0m0.042s sys 0m3.390s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff9fc0d01e9800.statahead_max=32 llite.lustre-ffff9fc0d01e9800.statahead_max=32 1001 real 0m10.690s user 0m0.027s sys 0m1.573s 'ls -l' 1000 files with statahead: 11 sec statahead total: 132 statahead wrong: 2 agl total: 126 list_total: 32 fname_total: 98 hit_total: 4876 miss_total: 1591 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 23 seconds llite.lustre-ffff9fc0d01e9800.statahead_stats= statahead total: 132 statahead wrong: 2 agl total: 126 list_total: 32 fname_total: 98 hit_total: 4876 miss_total: 1591 mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.batch_stats= snapshot_time: 1784762618.111018481 secs.nsecs start_time: 1784762518.230150321 secs.nsecs elapsed_time: 99.880868160 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 2 2 4: 1 2 5 8: 2 5 10 16: 20 52 63 32: 14 36 100 mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.batch_stats= snapshot_time: 1784762618.111089200 secs.nsecs start_time: 1784762518.230479499 secs.nsecs elapsed_time: 99.880609701 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 4 10 12 8: 1 2 15 16: 20 51 66 32: 13 33 100 - open/close 847 (time 1784762631.41 total 10.01 last 84.62) - open/close 1660 (time 1784762641.41 total 20.01 last 81.26) - open/close 2613 (time 1784762651.41 total 30.01 last 95.29) - open/close 3378 (time 1784762661.42 total 40.02 last 76.42) - open/close 4225 (time 1784762671.43 total 50.03 last 84.63) - open/close 5044 (time 1784762681.44 total 60.04 last 81.85) - open/close 5929 (time 1784762691.45 total 70.05 last 88.43) - open/close 6728 (time 1784762701.45 total 80.05 last 79.85) - open/close 7518 (time 1784762711.46 total 90.06 last 78.97) - open/close 8221 (time 1784762721.49 total 100.09 last 70.04) - open/close 8893 (time 1784762731.49 total 110.10 last 67.19) - open/close 9657 (time 1784762741.51 total 120.11 last 76.31) total: 10000 open/close in 123.58 seconds: 80.92 ops/second llite.lustre-ffff9fc0d01e9800.statahead_batch_max=0 llite.lustre-ffff9fc0d01e9800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.stats=clear mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m18.144s user 0m0.371s sys 0m17.040s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9fc0d01e9800.statahead_batch_max=32 llite.lustre-ffff9fc0d01e9800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.stats=clear mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m54.505s user 0m0.321s sys 0m15.323s batched statahead RPC= hit count=9985 mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.batch_stats= snapshot_time: 1784762967.033955821 secs.nsecs start_time: 1784762833.317417329 secs.nsecs elapsed_time: 133.716538492 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 0 0 4: 0 0 0 8: 1 0 0 16: 1 0 0 32: 313 99 100 mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.batch_stats= snapshot_time: 1784762967.034037567 secs.nsecs start_time: 1784762833.317495264 secs.nsecs elapsed_time: 133.716542303 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.batch_stats=0 llite.lustre-ffff9fc0d01e9800.statahead_max=2048 llite.lustre-ffff9fc0d01e9800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.64 seconds: 37.85 ops/second llite.lustre-ffff9fc0d01e9800.statahead_max=0 101 real 0m1.869s user 0m0.007s sys 0m0.324s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9fc0d01e9800.statahead_max=2048 llite.lustre-ffff9fc0d01e9800.statahead_max=2048 101 real 0m0.864s user 0m0.004s sys 0m0.204s 'ls -l' 100 files with statahead: 1 sec statahead total: 2 statahead wrong: 0 agl total: 2 list_total: 2 fname_total: 0 hit_total: 10084 miss_total: 16 swrong=0 ewrong=0 - open/close 864 (time 1784763279.36 total 10.01 last 86.33) total: 900 open/close in 10.48 seconds: 85.87 ops/second llite.lustre-ffff9fc0d01e9800.statahead_max=0 1001 real 0m21.941s user 0m0.040s sys 0m3.279s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff9fc0d01e9800.statahead_max=2048 llite.lustre-ffff9fc0d01e9800.statahead_max=2048 1001 real 0m7.833s user 0m0.034s sys 0m1.630s 'ls -l' 1000 files with statahead: 8 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11083 miss_total: 17 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff9fc0d01e9800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11083 miss_total: 17 mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.batch_stats= snapshot_time: 1784763345.825244640 secs.nsecs start_time: 1784762969.484171420 secs.nsecs elapsed_time: 376.341073220 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 16 16 4: 3 50 66 8: 0 0 66 16: 0 0 66 32: 0 0 66 64: 0 0 66 128: 0 0 66 256: 2 33 100 mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.batch_stats= snapshot_time: 1784763345.825311985 secs.nsecs start_time: 1784762969.484399736 secs.nsecs elapsed_time: 376.340912249 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 3 37 37 16: 0 0 37 32: 1 12 50 64: 2 25 75 128: 0 0 75 256: 2 25 100 - open/close 827 (time 1784763358.31 total 10.01 last 82.60) - open/close 1613 (time 1784763368.32 total 20.02 last 78.50) - open/close 2361 (time 1784763378.32 total 30.03 last 74.80) - open/close 3249 (time 1784763388.32 total 40.03 last 88.77) - open/close 4054 (time 1784763398.33 total 50.03 last 80.49) - open/close 4860 (time 1784763408.33 total 60.03 last 80.60) - open/close 5654 (time 1784763418.33 total 70.03 last 79.37) - open/close 6313 (time 1784763428.34 total 80.04 last 65.84) - open/close 6983 (time 1784763438.34 total 90.05 last 66.96) - open/close 7738 (time 1784763448.35 total 100.05 last 75.46) - open/close 8573 (time 1784763458.36 total 110.06 last 83.43) - open/close 9327 (time 1784763468.38 total 120.08 last 75.24) total: 10000 open/close in 128.79 seconds: 77.65 ops/second llite.lustre-ffff9fc0d01e9800.statahead_batch_max=0 llite.lustre-ffff9fc0d01e9800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.stats=clear mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m11.406s user 0m0.344s sys 0m16.773s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9fc0d01e9800.statahead_batch_max=256 llite.lustre-ffff9fc0d01e9800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.stats=clear mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m6.565s user 0m0.337s sys 0m16.656s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9fc0d01e9800.batch_stats= snapshot_time: 1784763645.229334543 secs.nsecs start_time: 1784763563.849908976 secs.nsecs elapsed_time: 81.379425567 secs.nsecs subreqs per batch batches %% cum %% 1: 212 49 49 2: 67 15 64 4: 58 13 78 8: 23 5 83 16: 16 3 87 32: 18 4 91 64: 4 0 92 128: 1 0 92 256: 33 7 100 mdc.lustre-MDT0001-mdc-ffff9fc0d01e9800.batch_stats= snapshot_time: 1784763645.229401337 secs.nsecs start_time: 1784763563.850091986 secs.nsecs elapsed_time: 81.379309351 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-ffff9fc0d01e9800.statahead_batch_max=64 llite.lustre-ffff9fc0d01e9800.statahead_max=128