== sanity test 51f: check many open files limit ========== 14:48:53 (1788806933)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d51f.sanity
MDT1 numfree=1021984, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2506 (time 1788806945.19 total 10.01 last 250.43)
 - open/keep 4863 (time 1788806955.19 total 20.01 last 235.65)
 - open/keep 7234 (time 1788806965.19 total 30.01 last 237.05)
 - open/keep 9887 (time 1788806975.20 total 40.02 last 265.15)
 - open/keep 12009 (time 1788806985.21 total 50.02 last 212.08)
 - open/keep 14059 (time 1788806995.21 total 60.03 last 204.93)
 - open/keep 16616 (time 1788807005.21 total 70.03 last 255.69)
 - open/keep 18666 (time 1788807015.21 total 80.03 last 204.93)
 - open/keep 20000 (time 1788807020.05 total 84.87 last 275.81)
 - open/keep 22358 (time 1788807030.05 total 94.87 last 235.79)
 - open/keep 24764 (time 1788807040.05 total 104.87 last 240.58)
 - open/keep 26996 (time 1788807050.05 total 114.87 last 223.15)
total: 28230 open/keep in 120.00 seconds: 235.25 ops/second
 - closed 3800 (time 1788807065.19 total 10.00 last -2319.43)
 - closed 7490 (time 1788807075.19 total 20.00 last 368.96)
 - closed 10000 (time 1788807082.85 total 27.67 last 327.47)
 - closed 13496 (time 1788807092.85 total 37.67 last 349.59)
 - closed 16746 (time 1788807102.85 total 47.67 last 324.98)
 - closed 20000 (time 1788807112.04 total 56.85 last 354.18)
 - closed 23803 (time 1788807122.05 total 66.86 last 380.06)
 - closed 27564 (time 1788807132.05 total 76.86 last 376.10)
total: 28230 close in 78.49 seconds: 359.67 close/second
 - unlinked 0 (time 1788807135 ; total 0 ; last 0)
 - unlinked 10000 (time 1788807205 ; total 70 ; last 70)
 - unlinked 20000 (time 1788807271 ; total 136 ; last 66)
unlink(/mnt/lustre/d51f.sanity/f28230) error: No such file or directory
total: 28230 unlinks in 184 seconds: 153.423920 unlinks/second