== sanity test 123ad: Verify batching statahead works correctly ========================================================== 06:10:46 (1788516646) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff93a408d54000.batch_stats=0 llite.lustre-ffff93a408d54000.statahead_max=32 llite.lustre-ffff93a408d54000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff93a408d54000.batch_stats=0 total: 100 open/close in 3.07 seconds: 32.62 ops/second llite.lustre-ffff93a408d54000.statahead_max=0 101 real 0m3.664s user 0m0.008s sys 0m0.308s 'ls -l' 100 files without statahead: 4 sec llite.lustre-ffff93a408d54000.statahead_max=32 llite.lustre-ffff93a408d54000.statahead_max=32 101 real 0m1.406s user 0m0.006s sys 0m0.167s 'ls -l' 100 files with statahead: 1 sec statahead total: 117 statahead wrong: 2 agl total: 112 list_total: 30 fname_total: 75 hit_total: 4641 miss_total: 1286 swrong=2 ewrong=2 - open/close 627 (time 1788516676.52 total 10.00 last 62.67) total: 900 open/close in 14.03 seconds: 64.15 ops/second llite.lustre-ffff93a408d54000.statahead_max=0 1001 real 0m25.314s user 0m0.034s sys 0m2.762s 'ls -l' 1000 files without statahead: 25 sec llite.lustre-ffff93a408d54000.statahead_max=32 llite.lustre-ffff93a408d54000.statahead_max=32 1001 real 0m9.266s user 0m0.034s sys 0m1.291s 'ls -l' 1000 files with statahead: 9 sec statahead total: 118 statahead wrong: 2 agl total: 113 list_total: 31 fname_total: 75 hit_total: 5638 miss_total: 1289 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff93a408d54000.statahead_stats= statahead total: 118 statahead wrong: 2 agl total: 113 list_total: 31 fname_total: 75 hit_total: 5638 miss_total: 1289 mdc.lustre-MDT0000-mdc-ffff93a408d54000.batch_stats= snapshot_time: 1788516750.062094134 secs.nsecs start_time: 1788516650.749128201 secs.nsecs elapsed_time: 99.312965933 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 0 0 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 752 (time 1788516762.53 total 10.01 last 75.16) - open/close 1512 (time 1788516772.54 total 20.01 last 75.99) - open/close 2338 (time 1788516782.55 total 30.02 last 82.48) - open/close 3123 (time 1788516792.56 total 40.03 last 78.45) - open/close 3947 (time 1788516802.56 total 50.04 last 82.33) - open/close 4718 (time 1788516812.56 total 60.04 last 77.09) - open/close 5495 (time 1788516822.58 total 70.05 last 77.60) - open/close 6199 (time 1788516832.58 total 80.05 last 70.39) - open/close 6975 (time 1788516842.59 total 90.06 last 77.55) - open/close 7821 (time 1788516852.59 total 100.07 last 84.52) - open/close 8606 (time 1788516862.60 total 110.07 last 78.48) - open/close 9371 (time 1788516872.61 total 120.08 last 76.42) total: 10000 open/close in 128.16 seconds: 78.03 ops/second llite.lustre-ffff93a408d54000.statahead_batch_max=0 llite.lustre-ffff93a408d54000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93a408d54000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m57.262s user 0m0.280s sys 0m14.604s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff93a408d54000.statahead_batch_max=32 llite.lustre-ffff93a408d54000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93a408d54000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff93a408d54000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m38.322s user 0m0.274s sys 0m13.035s batched statahead RPC= hit count=9982 mdc.lustre-MDT0000-mdc-ffff93a408d54000.batch_stats= snapshot_time: 1788517054.964604368 secs.nsecs start_time: 1788516947.134613540 secs.nsecs elapsed_time: 107.829990828 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 1 0 0 32: 313 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff93a408d54000.batch_stats=0 llite.lustre-ffff93a408d54000.statahead_max=2048 llite.lustre-ffff93a408d54000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff93a408d54000.batch_stats=0 total: 100 open/close in 1.94 seconds: 51.51 ops/second llite.lustre-ffff93a408d54000.statahead_max=0 101 real 0m1.797s user 0m0.002s sys 0m0.298s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff93a408d54000.statahead_max=2048 llite.lustre-ffff93a408d54000.statahead_max=2048 101 real 0m0.755s user 0m0.003s sys 0m0.183s '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: 10081 miss_total: 19 swrong=0 ewrong=0 - open/close 749 (time 1788517353.97 total 10.01 last 74.83) total: 900 open/close in 12.31 seconds: 73.09 ops/second llite.lustre-ffff93a408d54000.statahead_max=0 1001 real 0m20.908s user 0m0.031s sys 0m2.759s 'ls -l' 1000 files without statahead: 21 sec llite.lustre-ffff93a408d54000.statahead_max=2048 llite.lustre-ffff93a408d54000.statahead_max=2048 1001 real 0m6.928s user 0m0.028s sys 0m1.408s '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: 11080 miss_total: 20 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff93a408d54000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11080 miss_total: 20 mdc.lustre-MDT0000-mdc-ffff93a408d54000.batch_stats= snapshot_time: 1788517417.391313401 secs.nsecs start_time: 1788517057.043461573 secs.nsecs elapsed_time: 360.347851828 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 18 18 16: 2 18 36 32: 2 18 54 64: 0 0 54 128: 1 9 63 256: 4 36 100 - open/close 814 (time 1788517429.93 total 10.00 last 81.40) - open/close 1609 (time 1788517439.93 total 20.00 last 79.49) - open/close 2417 (time 1788517449.95 total 30.02 last 80.69) - open/close 3140 (time 1788517459.96 total 40.03 last 72.20) - open/close 3954 (time 1788517469.97 total 50.04 last 81.33) - open/close 4763 (time 1788517479.97 total 60.04 last 80.89) - open/close 5544 (time 1788517489.98 total 70.04 last 78.08) - open/close 6351 (time 1788517499.98 total 80.04 last 80.69) - open/close 7167 (time 1788517509.98 total 90.05 last 81.58) - open/close 7959 (time 1788517519.99 total 100.05 last 79.14) - open/close 8788 (time 1788517530.01 total 110.08 last 82.67) - open/close 9571 (time 1788517540.02 total 120.09 last 78.26) total: 10000 open/close in 125.40 seconds: 79.74 ops/second llite.lustre-ffff93a408d54000.statahead_batch_max=0 llite.lustre-ffff93a408d54000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93a408d54000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m54.243s user 0m0.318s sys 0m15.154s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff93a408d54000.statahead_batch_max=256 llite.lustre-ffff93a408d54000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93a408d54000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff93a408d54000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m51.564s user 0m0.300s sys 0m14.055s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff93a408d54000.batch_stats= snapshot_time: 1788517670.069606804 secs.nsecs start_time: 1788517607.982456830 secs.nsecs elapsed_time: 62.087149974 secs.nsecs subreqs per batch batches %% cum %% 1: 138 48 48 2: 30 10 59 4: 37 13 72 8: 13 4 77 16: 11 3 80 32: 13 4 85 64: 5 1 87 128: 1 0 87 256: 35 12 100 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-ffff93a408d54000.statahead_batch_max=64 llite.lustre-ffff93a408d54000.statahead_max=128