== sanity test 51f: check many open files limit ========== 06:55:23 (1787568923)
MDT0 numfree=529968, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1142 (time 1787568938.87 total 10.01 last 114.13)
 - open/keep 2305 (time 1787568948.88 total 20.02 last 116.18)
 - open/keep 3246 (time 1787568958.89 total 30.02 last 94.02)
 - open/keep 4416 (time 1787568968.90 total 40.03 last 116.94)
 - open/keep 5380 (time 1787568978.90 total 50.04 last 96.32)
 - open/keep 6125 (time 1787568988.91 total 60.04 last 74.45)
 - open/keep 6980 (time 1787568998.92 total 70.05 last 85.46)
 - open/keep 7738 (time 1787569008.92 total 80.05 last 75.78)
 - open/keep 8740 (time 1787569018.92 total 90.05 last 100.16)
 - open/keep 9709 (time 1787569028.92 total 100.06 last 96.89)
 - open/keep 10000 (time 1787569031.82 total 102.95 last 100.46)
 - open/keep 11122 (time 1787569041.82 total 112.96 last 112.17)
total: 11880 open/keep in 120.01 seconds: 98.99 ops/second
 - closed 1392 (time 1787569058.88 total 10.00 last -972.82)
 - closed 2837 (time 1787569068.88 total 20.01 last 144.44)
 - closed 4400 (time 1787569078.88 total 30.01 last 156.28)
 - closed 6079 (time 1787569088.88 total 40.01 last 167.87)
 - closed 8182 (time 1787569098.90 total 50.02 last 210.03)
 - closed 9813 (time 1787569108.90 total 60.02 last 163.08)
 - closed 10000 (time 1787569109.74 total 60.86 last 223.05)
total: 11880 close in 69.49 seconds: 170.95 close/second
 - unlinked 0 (time 1787569123 ; total 0 ; last 0)
 - unlinked 10000 (time 1787569217 ; total 94 ; last 94)
unlink(/mnt/lustre/d51f.sanity/f11880) error: No such file or directory
total: 11880 unlinks in 112 seconds: 106.071426 unlinks/second