== sanity test 51f: check many open files limit ========== 23:51:11 (1788839471)
MDT0 numfree=530641, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1532 (time 1788839485.01 total 10.00 last 153.16)
 - open/keep 2940 (time 1788839495.01 total 20.01 last 140.77)
 - open/keep 4346 (time 1788839505.01 total 30.01 last 140.55)
 - open/keep 5840 (time 1788839515.01 total 40.01 last 149.38)
 - open/keep 7321 (time 1788839525.01 total 50.01 last 148.08)
 - open/keep 8752 (time 1788839535.02 total 60.01 last 143.07)
 - open/keep 10000 (time 1788839543.55 total 68.55 last 146.15)
 - open/keep 11339 (time 1788839553.56 total 78.55 last 133.88)
 - open/keep 12402 (time 1788839563.56 total 88.56 last 106.27)
 - open/keep 13903 (time 1788839573.56 total 98.56 last 150.02)
 - open/keep 15406 (time 1788839583.58 total 108.57 last 150.10)
 - open/keep 16912 (time 1788839593.59 total 118.59 last 150.41)
total: 17136 open/keep in 120.00 seconds: 142.80 ops/second
 - closed 2496 (time 1788839605.01 total 10.01 last -1440.22)
 - closed 4511 (time 1788839615.01 total 20.01 last 201.49)
 - closed 7468 (time 1788839625.02 total 30.01 last 295.67)
 - closed 10000 (time 1788839634.60 total 39.60 last 264.15)
 - closed 12608 (time 1788839644.60 total 49.60 last 260.78)
 - closed 15374 (time 1788839654.60 total 59.60 last 276.51)
total: 17136 close in 66.30 seconds: 258.46 close/second
 - unlinked 0 (time 1788839664 ; total 0 ; last 0)
 - unlinked 10000 (time 1788839734 ; total 70 ; last 70)
unlink(/mnt/lustre/d51f.sanity/f17136) error: No such file or directory
total: 17136 unlinks in 118 seconds: 145.220337 unlinks/second