== sanity test 51f: check many open files limit ========== 22:15:30 (1788920130)
striped dir -i1 -c2 -H crush  /mnt/lustre/d51f.sanity
MDT1 numfree=1022023, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1550 (time 1788920143.51 total 10.00 last 154.93)
 - open/keep 3041 (time 1788920153.51 total 20.01 last 149.08)
 - open/keep 4471 (time 1788920163.52 total 30.01 last 142.88)
 - open/keep 5943 (time 1788920173.52 total 40.02 last 147.17)
 - open/keep 7469 (time 1788920183.53 total 50.02 last 152.49)
 - open/keep 8898 (time 1788920193.53 total 60.03 last 142.85)
 - open/keep 10000 (time 1788920201.10 total 67.59 last 145.62)
 - open/keep 11296 (time 1788920211.11 total 77.60 last 129.54)
 - open/keep 12699 (time 1788920221.11 total 87.60 last 140.25)
 - open/keep 14027 (time 1788920231.12 total 97.61 last 132.73)
 - open/keep 15387 (time 1788920241.12 total 107.61 last 135.96)
 - open/keep 16803 (time 1788920251.13 total 117.62 last 141.49)
total: 17093 open/keep in 120.00 seconds: 142.44 ops/second
 - closed 1763 (time 1788920263.52 total 10.01 last -1502.48)
 - closed 2814 (time 1788920273.52 total 20.01 last 105.06)
 - closed 3964 (time 1788920283.53 total 30.02 last 114.92)
 - closed 4969 (time 1788920293.55 total 40.04 last 100.31)
 - closed 6017 (time 1788920303.55 total 50.04 last 104.74)
 - closed 7218 (time 1788920313.56 total 60.05 last 120.03)
 - closed 8854 (time 1788920323.57 total 70.06 last 163.44)
 - closed 10000 (time 1788920333.07 total 79.56 last 120.60)
 - closed 11235 (time 1788920343.08 total 89.58 last 123.35)
 - closed 12763 (time 1788920353.09 total 99.58 last 152.73)
 - closed 14262 (time 1788920363.09 total 109.59 last 149.83)
 - closed 15591 (time 1788920373.10 total 119.59 last 132.84)
total: 17093 close in 127.16 seconds: 134.42 close/second
 - unlinked 0 (time 1788920385 ; total 0 ; last 0)
 - unlinked 10000 (time 1788920455 ; total 70 ; last 70)
unlink(/mnt/lustre/d51f.sanity/f17093) error: No such file or directory
total: 17093 unlinks in 120 seconds: 142.441666 unlinks/second