== sanity test 51f: check many open files limit ========== 22:50:56 (1781232656)
MDT0 numfree=     529968, max=100000
changed ulimit from 1024 to 100020
 - open/keep 950 (time 1781232671.65 total 10.00 last 95.00)
 - open/keep 2293 (time 1781232681.65 total 20.00 last 134.27)
 - open/keep 3661 (time 1781232691.65 total 30.00 last 136.78)
 - open/keep 5115 (time 1781232701.66 total 40.00 last 145.39)
 - open/keep 6675 (time 1781232711.67 total 50.02 last 155.79)
 - open/keep 8256 (time 1781232721.67 total 60.02 last 158.05)
 - open/keep 9602 (time 1781232731.68 total 70.03 last 134.50)
 - open/keep 10000 (time 1781232734.36 total 72.71 last 148.27)
 - open/keep 11419 (time 1781232744.37 total 82.72 last 141.84)
 - open/keep 12831 (time 1781232754.37 total 92.72 last 141.13)
 - open/keep 14228 (time 1781232764.38 total 102.73 last 139.57)
 - open/keep 15738 (time 1781232774.39 total 112.74 last 150.95)
total: 16696 open/keep in 120.00 seconds: 139.13 ops/second
 - closed 2819 (time 1781232791.65 total 10.00 last -1291.66)
 - closed 5609 (time 1781232801.65 total 20.00 last 278.99)
 - closed 8277 (time 1781232811.66 total 30.01 last 266.63)
 - closed 10000 (time 1781232819.52 total 37.87 last 219.28)
 - closed 12538 (time 1781232829.52 total 47.87 last 253.73)
 - closed 15135 (time 1781232839.52 total 57.87 last 259.70)
total: 16696 close in 62.85 seconds: 265.66 close/second
 - unlinked 0 (time 1781232848 ; total 0 ; last 0)
 - unlinked 10000 (time 1781232915 ; total 67 ; last 67)
unlink(/mnt/lustre/d51f.sanity/f16696) error: No such file or directory
total: 16696 unlinks in 117 seconds: 142.700851 unlinks/second