== sanity test 51f: check many open files limit ========== 20:59:01 (1788656341)
MDT0 numfree=528622, max=100000
changed ulimit from 1024 to 100020
 - open/keep 974 (time 1788656355.84 total 10.01 last 97.34)
 - open/keep 1969 (time 1788656365.85 total 20.02 last 99.39)
 - open/keep 3006 (time 1788656375.86 total 30.02 last 103.66)
 - open/keep 3991 (time 1788656385.86 total 40.02 last 98.49)
 - open/keep 5047 (time 1788656395.86 total 50.03 last 105.55)
 - open/keep 6200 (time 1788656405.88 total 60.04 last 115.12)
 - open/keep 7274 (time 1788656415.89 total 70.06 last 107.23)
 - open/keep 8223 (time 1788656425.90 total 80.06 last 94.86)
 - open/keep 9105 (time 1788656435.90 total 90.07 last 88.17)
 - open/keep 10000 (time 1788656445.44 total 99.60 last 93.83)
 - open/keep 10908 (time 1788656455.46 total 109.62 last 90.64)
 - open/keep 11709 (time 1788656465.47 total 119.63 last 80.02)
total: 11761 open/keep in 120.00 seconds: 98.00 ops/second
 - closed 1612 (time 1788656475.85 total 10.00 last -1009.23)
 - closed 3152 (time 1788656485.85 total 20.01 last 153.91)
 - closed 4722 (time 1788656495.86 total 30.02 last 156.89)
 - closed 6297 (time 1788656505.87 total 40.03 last 157.36)
 - closed 8235 (time 1788656515.87 total 50.03 last 193.76)
 - closed 9765 (time 1788656525.87 total 60.03 last 152.97)
 - closed 10000 (time 1788656527.35 total 61.51 last 159.10)
 - closed 11601 (time 1788656537.35 total 71.51 last 160.08)
total: 11761 close in 72.78 seconds: 161.59 close/second
 - unlinked 0 (time 1788656544 ; total 0 ; last 0)
 - unlinked 10000 (time 1788656645 ; total 101 ; last 101)
unlink(/mnt/lustre/d51f.sanity/f11761) error: No such file or directory
total: 11761 unlinks in 118 seconds: 99.669495 unlinks/second