== sanity test 123ad: Verify batching statahead works correctly ========================================================== 21:57:06 (1783648626) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff88c343362800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff88c343362800.batch_stats=0 llite.lustre-ffff88c343362800.statahead_max=32 llite.lustre-ffff88c343362800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88c343362800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff88c343362800.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 0.65 seconds: 154.48 ops/second llite.lustre-ffff88c343362800.statahead_max=0 101 real 0m0.591s user 0m0.002s sys 0m0.236s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff88c343362800.statahead_max=32 llite.lustre-ffff88c343362800.statahead_max=32 101 real 0m0.392s user 0m0.002s sys 0m0.184s 'ls -l' 100 files with statahead: 0 sec statahead total: 58 statahead wrong: 1 agl total: 54 list_total: 25 fname_total: 33 hit_total: 13833 miss_total: 198 swrong=1 ewrong=1 total: 900 open/close in 1.79 seconds: 504.14 ops/second llite.lustre-ffff88c343362800.statahead_max=0 1001 real 0m5.365s user 0m0.012s sys 0m2.104s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff88c343362800.statahead_max=32 llite.lustre-ffff88c343362800.statahead_max=32 1001 real 0m3.709s user 0m0.022s sys 0m1.741s 'ls -l' 1000 files with statahead: 3 sec statahead total: 59 statahead wrong: 1 agl total: 55 list_total: 26 fname_total: 33 hit_total: 14832 miss_total: 199 swrong=1 ewrong=1 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 5 seconds llite.lustre-ffff88c343362800.statahead_stats= statahead total: 59 statahead wrong: 1 agl total: 55 list_total: 26 fname_total: 33 hit_total: 14832 miss_total: 199 mdc.lustre-MDT0000-mdc-ffff88c343362800.batch_stats= snapshot_time: 1783648650.217904906 secs.nsecs start_time: 1783648627.634555414 secs.nsecs elapsed_time: 22.583349492 secs.nsecs subreqs per batch batches %% cum %% 1: 2 5 5 2: 0 0 5 4: 2 5 10 8: 1 2 12 16: 20 51 64 32: 14 35 100 mdc.lustre-MDT0001-mdc-ffff88c343362800.batch_stats= snapshot_time: 1783648650.217960210 secs.nsecs start_time: 1783648627.634609367 secs.nsecs elapsed_time: 22.583350843 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 2 5 5 8: 5 12 17 16: 16 41 58 32: 16 41 100 - open/close 4683 (time 1783648661.50 total 10.00 last 468.28) - open/close 9502 (time 1783648671.51 total 20.00 last 481.82) total: 10000 open/close in 21.02 seconds: 475.80 ops/second llite.lustre-ffff88c343362800.statahead_batch_max=0 llite.lustre-ffff88c343362800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88c343362800.stats=clear mdc.lustre-MDT0001-mdc-ffff88c343362800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m33.486s user 0m0.184s sys 0m30.718s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88c343362800.statahead_batch_max=32 llite.lustre-ffff88c343362800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88c343362800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff88c343362800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88c343362800.stats=clear mdc.lustre-MDT0001-mdc-ffff88c343362800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m36.732s user 0m0.170s sys 0m21.265s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88c343362800.batch_stats= snapshot_time: 1783648752.164945002 secs.nsecs start_time: 1783648709.016883165 secs.nsecs elapsed_time: 43.148061837 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 mdc.lustre-MDT0001-mdc-ffff88c343362800.batch_stats= snapshot_time: 1783648752.164983668 secs.nsecs start_time: 1783648709.016942835 secs.nsecs elapsed_time: 43.148040833 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff88c343362800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff88c343362800.batch_stats=0 llite.lustre-ffff88c343362800.statahead_max=2048 llite.lustre-ffff88c343362800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff88c343362800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff88c343362800.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 0.95 seconds: 105.47 ops/second llite.lustre-ffff88c343362800.statahead_max=0 101 real 0m0.688s user 0m0.002s sys 0m0.268s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff88c343362800.statahead_max=2048 llite.lustre-ffff88c343362800.statahead_max=2048 101 real 0m0.416s user 0m0.005s sys 0m0.266s '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 2.03 seconds: 444.17 ops/second llite.lustre-ffff88c343362800.statahead_max=0 1001 real 0m6.698s user 0m0.027s sys 0m2.623s 'ls -l' 1000 files without statahead: 7 sec llite.lustre-ffff88c343362800.statahead_max=2048 llite.lustre-ffff88c343362800.statahead_max=2048 1001 real 0m4.708s user 0m0.010s sys 0m1.549s 'ls -l' 1000 files with statahead: 4 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: 7 seconds llite.lustre-ffff88c343362800.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-ffff88c343362800.batch_stats= snapshot_time: 1783648871.035759444 secs.nsecs start_time: 1783648752.957415723 secs.nsecs elapsed_time: 118.078343721 secs.nsecs subreqs per batch batches %% cum %% 1: 1 16 16 2: 0 0 16 4: 2 33 50 8: 1 16 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-ffff88c343362800.batch_stats= snapshot_time: 1783648871.035838671 secs.nsecs start_time: 1783648752.957536305 secs.nsecs elapsed_time: 118.078302366 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 12 12 8: 3 37 50 16: 0 0 50 32: 0 0 50 64: 1 12 62 128: 1 12 75 256: 2 25 100 - open/close 4790 (time 1783648882.95 total 10.00 last 478.97) - open/close 9371 (time 1783648892.95 total 20.00 last 458.00) total: 10000 open/close in 21.41 seconds: 467.13 ops/second llite.lustre-ffff88c343362800.statahead_batch_max=0 llite.lustre-ffff88c343362800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88c343362800.stats=clear mdc.lustre-MDT0001-mdc-ffff88c343362800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m32.825s user 0m0.170s sys 0m27.410s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88c343362800.statahead_batch_max=256 llite.lustre-ffff88c343362800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88c343362800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff88c343362800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88c343362800.stats=clear mdc.lustre-MDT0001-mdc-ffff88c343362800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.499s user 0m0.168s sys 0m23.773s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88c343362800.batch_stats= snapshot_time: 1783648972.010444294 secs.nsecs start_time: 1783648930.614497358 secs.nsecs elapsed_time: 41.395946936 secs.nsecs subreqs per batch batches %% cum %% 1: 287 62 62 2: 75 16 78 4: 33 7 86 8: 2 0 86 16: 2 0 86 32: 24 5 92 64: 1 0 92 128: 1 0 92 256: 34 7 100 mdc.lustre-MDT0001-mdc-ffff88c343362800.batch_stats= snapshot_time: 1783648972.010512716 secs.nsecs start_time: 1783648930.614554231 secs.nsecs elapsed_time: 41.395958485 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-ffff88c343362800.statahead_batch_max=64 llite.lustre-ffff88c343362800.statahead_max=128