== sanity test 51f: check many open files limit ========== 05:34:22 (1788514462)
MDT0 numfree=     531987, max=100000
changed ulimit from 1024 to 100020
 - open/keep 934 (time 1788514477.43 total 10.00 last 93.36)
 - open/keep 1800 (time 1788514487.44 total 20.01 last 86.54)
 - open/keep 2810 (time 1788514497.45 total 30.02 last 100.94)
 - open/keep 3838 (time 1788514507.45 total 40.02 last 102.76)
 - open/keep 4909 (time 1788514517.46 total 50.03 last 106.96)
 - open/keep 5949 (time 1788514527.47 total 60.04 last 103.93)
 - open/keep 6961 (time 1788514537.47 total 70.04 last 101.20)
 - open/keep 7998 (time 1788514547.48 total 80.05 last 103.64)
 - open/keep 9002 (time 1788514557.49 total 90.06 last 100.25)
 - open/keep 9951 (time 1788514567.50 total 100.07 last 94.81)
 - open/keep 10958 (time 1788514577.51 total 110.08 last 100.57)
total: 11848 open/keep in 120.02 seconds: 98.72 ops/second
 - closed 1864 (time 1788514597.46 total 10.01 last -908.52)
 - closed 3628 (time 1788514607.46 total 20.01 last 176.35)
 - closed 5295 (time 1788514617.47 total 30.02 last 166.59)
 - closed 6874 (time 1788514627.47 total 40.02 last 157.84)
 - closed 8340 (time 1788514637.48 total 50.03 last 146.55)
 - closed 9717 (time 1788514647.48 total 60.03 last 137.68)
 - closed 10000 (time 1788514648.81 total 61.36 last 212.61)
 - closed 11658 (time 1788514658.81 total 71.36 last 165.74)
total: 11848 close in 72.51 seconds: 163.40 close/second
 - unlinked 0 (time 1788514664 ; total 0 ; last 0)
 - unlinked 10000 (time 1788514762 ; total 98 ; last 98)
unlink(/mnt/lustre/d51f.sanity/f11848) error: No such file or directory
total: 11848 unlinks in 117 seconds: 101.264954 unlinks/second