== sanity test 51f: check many open files limit ========== 01:20:53 (1783142453)
MDT0 numfree=     530372, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1381 (time 1783142466.35 total 10.00 last 138.06)
 - open/keep 2681 (time 1783142476.35 total 20.01 last 129.97)
 - open/keep 3900 (time 1783142486.36 total 30.01 last 121.87)
 - open/keep 5287 (time 1783142496.36 total 40.01 last 138.66)
 - open/keep 6570 (time 1783142506.36 total 50.01 last 128.29)
 - open/keep 7898 (time 1783142516.37 total 60.02 last 132.73)
 - open/keep 9239 (time 1783142526.37 total 70.02 last 134.02)
 - open/keep 10000 (time 1783142532.13 total 75.78 last 132.26)
 - open/keep 11370 (time 1783142542.13 total 85.78 last 136.94)
 - open/keep 12665 (time 1783142552.13 total 95.78 last 129.48)
 - open/keep 13993 (time 1783142562.14 total 105.79 last 132.74)
 - open/keep 15277 (time 1783142572.14 total 115.79 last 128.39)
total: 15798 open/keep in 120.01 seconds: 131.64 ops/second
 - closed 2428 (time 1783142586.36 total 10.00 last -1284.80)
 - closed 4774 (time 1783142596.36 total 20.00 last 234.58)
 - closed 7164 (time 1783142606.37 total 30.00 last 238.94)
 - closed 9645 (time 1783142616.37 total 40.01 last 248.01)
 - closed 10000 (time 1783142617.88 total 41.52 last 234.63)
 - closed 12290 (time 1783142627.88 total 51.52 last 228.98)
 - closed 14253 (time 1783142637.89 total 61.53 last 196.12)
total: 15798 close in 68.73 seconds: 229.85 close/second
 - unlinked 0 (time 1783142647 ; total 0 ; last 0)
 - unlinked 10000 (time 1783142712 ; total 65 ; last 65)
unlink(/mnt/lustre/d51f.sanity/f15798) error: No such file or directory
total: 15798 unlinks in 104 seconds: 151.903839 unlinks/second