== sanity test 51f: check many open files limit ========== 07:29:03 (1787398143)
MDT0 numfree=     531987, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1102 (time 1787398158.07 total 10.00 last 110.17)
 - open/keep 2135 (time 1787398168.08 total 20.01 last 103.26)
 - open/keep 3230 (time 1787398178.08 total 30.01 last 109.48)
 - open/keep 4251 (time 1787398188.08 total 40.01 last 102.05)
 - open/keep 5279 (time 1787398198.09 total 50.02 last 102.75)
 - open/keep 6193 (time 1787398208.10 total 60.03 last 91.32)
 - open/keep 7261 (time 1787398218.10 total 70.03 last 106.75)
 - open/keep 8262 (time 1787398228.12 total 80.05 last 99.93)
 - open/keep 9241 (time 1787398238.12 total 90.05 last 97.89)
 - open/keep 10000 (time 1787398245.37 total 97.30 last 104.73)
 - open/keep 11027 (time 1787398255.37 total 107.30 last 102.64)
 - open/keep 12006 (time 1787398265.38 total 117.31 last 97.87)
total: 12272 open/keep in 120.00 seconds: 102.26 ops/second
 - closed 2003 (time 1787398278.07 total 10.00 last -1000.30)
 - closed 3677 (time 1787398288.08 total 20.01 last 167.31)
 - closed 5605 (time 1787398298.08 total 30.01 last 192.75)
 - closed 7558 (time 1787398308.08 total 40.01 last 195.25)
 - closed 9313 (time 1787398318.09 total 50.01 last 175.47)
 - closed 10000 (time 1787398322.00 total 53.93 last 175.57)
 - closed 11583 (time 1787398332.00 total 63.93 last 158.20)
total: 12272 close in 67.44 seconds: 181.97 close/second
 - unlinked 0 (time 1787398340 ; total 0 ; last 0)
 - unlinked 10000 (time 1787398434 ; total 94 ; last 94)
unlink(/mnt/lustre/d51f.sanity/f12272) error: No such file or directory
total: 12272 unlinks in 115 seconds: 106.713043 unlinks/second