== sanity test 51f: check many open files limit ========== 14:45:37 (1788979537)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d51f.sanity
MDT1 numfree=1021987, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1278 (time 1788979551.29 total 10.00 last 127.79)
 - open/keep 2606 (time 1788979561.30 total 20.01 last 132.72)
 - open/keep 4105 (time 1788979571.30 total 30.01 last 149.84)
 - open/keep 5540 (time 1788979581.31 total 40.02 last 143.40)
 - open/keep 6961 (time 1788979591.32 total 50.03 last 141.97)
 - open/keep 8196 (time 1788979601.32 total 60.03 last 123.45)
 - open/keep 9677 (time 1788979611.32 total 70.03 last 148.08)
 - open/keep 10000 (time 1788979613.63 total 72.35 last 139.59)
 - open/keep 11289 (time 1788979623.65 total 82.36 last 128.66)
 - open/keep 12495 (time 1788979633.67 total 92.38 last 120.42)
 - open/keep 13702 (time 1788979643.68 total 102.39 last 120.53)
 - open/keep 14829 (time 1788979653.71 total 112.42 last 112.43)
total: 15761 open/keep in 120.00 seconds: 131.34 ops/second
 - closed 1953 (time 1788979671.29 total 10.00 last -1287.41)
 - closed 3438 (time 1788979681.30 total 20.01 last 148.41)
 - closed 4997 (time 1788979691.31 total 30.02 last 155.71)
 - closed 6219 (time 1788979701.32 total 40.03 last 122.05)
 - closed 7476 (time 1788979711.33 total 50.04 last 125.59)
 - closed 9029 (time 1788979721.34 total 60.04 last 155.24)
 - closed 10000 (time 1788979726.31 total 65.02 last 195.05)
 - closed 11953 (time 1788979736.31 total 75.02 last 195.28)
 - closed 14199 (time 1788979746.32 total 85.03 last 224.46)
total: 15761 close in 92.97 seconds: 169.53 close/second
 - unlinked 0 (time 1788979759 ; total 0 ; last 0)
 - unlinked 10000 (time 1788979832 ; total 73 ; last 73)
unlink(/mnt/lustre/d51f.sanity/f15761) error: No such file or directory
total: 15761 unlinks in 111 seconds: 141.990997 unlinks/second