== sanity test 51f: check many open files limit ========== 18:24:22 (1786832662)
MDT0 numfree=     534037, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1403 (time 1786832677.05 total 10.01 last 140.23)
 - open/keep 2719 (time 1786832687.05 total 20.01 last 131.56)
 - open/keep 4172 (time 1786832697.06 total 30.02 last 145.19)
 - open/keep 5743 (time 1786832707.06 total 40.02 last 157.08)
 - open/keep 7264 (time 1786832717.07 total 50.03 last 151.94)
 - open/keep 8732 (time 1786832727.07 total 60.03 last 146.74)
 - open/keep 10000 (time 1786832735.38 total 68.34 last 152.62)
 - open/keep 11567 (time 1786832745.38 total 78.34 last 156.67)
 - open/keep 13134 (time 1786832755.39 total 88.35 last 156.64)
 - open/keep 14596 (time 1786832765.40 total 98.36 last 146.02)
 - open/keep 15797 (time 1786832775.40 total 108.36 last 120.09)
 - open/keep 17301 (time 1786832785.41 total 118.37 last 150.29)
total: 17536 open/keep in 120.00 seconds: 146.13 ops/second
 - closed 2738 (time 1786832797.05 total 10.01 last -1455.56)
 - closed 5254 (time 1786832807.05 total 20.01 last 251.55)
 - closed 7538 (time 1786832817.05 total 30.01 last 228.37)
 - closed 10000 (time 1786832826.67 total 39.63 last 255.84)
 - closed 12545 (time 1786832836.68 total 49.63 last 254.44)
 - closed 15277 (time 1786832846.68 total 59.63 last 273.19)
total: 17536 close in 67.65 seconds: 259.22 close/second
 - unlinked 0 (time 1786832858 ; total 0 ; last 0)
 - unlinked 10000 (time 1786832931 ; total 73 ; last 73)
unlink(/mnt/lustre/d51f.sanity/f17536) error: No such file or directory
total: 17536 unlinks in 129 seconds: 135.937988 unlinks/second