== sanity test 51f: check many open files limit ========== 06:03:03 (1789293783)
MDT0 numfree=535082, max=100000
changed ulimit from 1024 to 100020
 - open/keep 988 (time 1789293798.97 total 10.03 last 98.49)
 - open/keep 2098 (time 1789293808.97 total 20.04 last 110.96)
 - open/keep 3282 (time 1789293818.99 total 30.06 last 118.11)
 - open/keep 4311 (time 1789293829.00 total 40.06 last 102.88)
 - open/keep 5215 (time 1789293839.01 total 50.07 last 90.31)
 - open/keep 6252 (time 1789293849.01 total 60.08 last 103.64)
 - open/keep 7254 (time 1789293859.01 total 70.08 last 100.18)
 - open/keep 8399 (time 1789293869.04 total 80.10 last 114.21)
 - open/keep 9533 (time 1789293879.04 total 90.11 last 113.34)
 - open/keep 10000 (time 1789293882.79 total 93.86 last 124.62)
 - open/keep 11050 (time 1789293892.80 total 103.86 last 104.94)
 - open/keep 11974 (time 1789293902.81 total 113.87 last 92.34)
total: 12429 open/keep in 120.01 seconds: 103.57 ops/second
 - closed 1411 (time 1789293918.95 total 10.00 last -1055.82)
 - closed 2984 (time 1789293928.96 total 20.02 last 157.13)
 - closed 4364 (time 1789293938.96 total 30.02 last 137.99)
 - closed 5901 (time 1789293948.97 total 40.02 last 153.62)
 - closed 7943 (time 1789293958.97 total 50.02 last 204.12)
 - closed 9728 (time 1789293968.98 total 60.04 last 178.27)
 - closed 10000 (time 1789293970.74 total 61.79 last 154.88)
 - closed 11942 (time 1789293980.74 total 71.80 last 194.18)
total: 12429 close in 73.86 seconds: 168.27 close/second
 - unlinked 0 (time 1789293987 ; total 0 ; last 0)
 - unlinked 10000 (time 1789294079 ; total 92 ; last 92)
unlink(/mnt/lustre/d51f.sanity/f12429) error: No such file or directory
total: 12429 unlinks in 115 seconds: 108.078262 unlinks/second