== sanity test 51f: check many open files limit ========== 02:45:45 (1788936345)
MDT0 numfree=535755, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1132 (time 1788936361.16 total 10.00 last 113.20)
 - open/keep 2377 (time 1788936371.17 total 20.00 last 124.46)
 - open/keep 3456 (time 1788936381.17 total 30.01 last 107.84)
 - open/keep 4607 (time 1788936391.17 total 40.01 last 115.08)
 - open/keep 5751 (time 1788936401.19 total 50.03 last 114.20)
 - open/keep 6883 (time 1788936411.19 total 60.03 last 113.19)
 - open/keep 8079 (time 1788936421.20 total 70.04 last 119.51)
 - open/keep 9313 (time 1788936431.20 total 80.04 last 123.35)
 - open/keep 10000 (time 1788936436.87 total 85.71 last 121.27)
 - open/keep 11058 (time 1788936446.87 total 95.71 last 105.75)
 - open/keep 12049 (time 1788936456.88 total 105.71 last 99.07)
 - open/keep 12896 (time 1788936466.88 total 115.72 last 84.65)
total: 13225 open/keep in 120.00 seconds: 110.21 ops/second
 - closed 1331 (time 1788936481.18 total 10.01 last -1154.86)
 - closed 2969 (time 1788936491.18 total 20.01 last 163.79)
 - closed 4494 (time 1788936501.18 total 30.02 last 152.45)
 - closed 6352 (time 1788936511.19 total 40.02 last 185.77)
 - closed 8250 (time 1788936521.20 total 50.04 last 189.50)
 - closed 9713 (time 1788936531.21 total 60.04 last 146.25)
 - closed 10000 (time 1788936533.49 total 62.32 last 125.86)
 - closed 12211 (time 1788936543.49 total 72.32 last 221.01)
total: 13225 close in 77.49 seconds: 170.66 close/second
 - unlinked 0 (time 1788936553 ; total 0 ; last 0)
 - unlinked 10000 (time 1788936652 ; total 99 ; last 99)
unlink(/mnt/lustre/d51f.sanity/f13225) error: No such file or directory
total: 13225 unlinks in 130 seconds: 101.730766 unlinks/second