== sanity test 51f: check many open files limit ========== 00:56:01 (1786942561)
MDT0 numfree=     535113, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2158 (time 1786942574.18 total 10.00 last 215.75)
 - open/keep 4282 (time 1786942584.18 total 20.01 last 212.32)
 - open/keep 6417 (time 1786942594.19 total 30.01 last 213.37)
 - open/keep 8500 (time 1786942604.19 total 40.01 last 208.26)
 - open/keep 10000 (time 1786942611.86 total 47.68 last 195.64)
 - open/keep 12024 (time 1786942621.86 total 57.69 last 202.28)
 - open/keep 14043 (time 1786942631.87 total 67.69 last 201.84)
 - open/keep 16281 (time 1786942641.87 total 77.69 last 223.70)
 - open/keep 18419 (time 1786942651.87 total 87.69 last 213.79)
 - open/keep 20000 (time 1786942658.39 total 94.21 last 242.54)
 - open/keep 22188 (time 1786942668.39 total 104.22 last 218.76)
 - open/keep 24420 (time 1786942678.39 total 114.22 last 223.17)
total: 25666 open/keep in 120.00 seconds: 213.88 ops/second
 - closed 3777 (time 1786942694.18 total 10.00 last -2064.10)
 - closed 7368 (time 1786942704.18 total 20.00 last 359.04)
 - closed 10000 (time 1786942710.86 total 26.68 last 394.32)
 - closed 13978 (time 1786942720.86 total 36.68 last 397.70)
 - closed 17703 (time 1786942730.86 total 46.68 last 372.46)
 - closed 20000 (time 1786942736.81 total 52.63 last 386.35)
 - closed 23580 (time 1786942746.81 total 62.63 last 357.96)
total: 25666 close in 68.17 seconds: 376.50 close/second
 - unlinked 0 (time 1786942754 ; total 0 ; last 0)
 - unlinked 10000 (time 1786942798 ; total 44 ; last 44)
 - unlinked 20000 (time 1786942839 ; total 85 ; last 41)
unlink(/mnt/lustre/d51f.sanity/f25666) error: No such file or directory
total: 25666 unlinks in 109 seconds: 235.467896 unlinks/second