== sanity test 51f: check many open files limit ========== 07:46:41 (1782733601)
MDT0 numfree=     529834, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1197 (time 1782733615.68 total 10.01 last 119.61)
 - open/keep 2320 (time 1782733625.69 total 20.02 last 112.14)
 - open/keep 3481 (time 1782733635.70 total 30.03 last 116.02)
 - open/keep 4615 (time 1782733645.70 total 40.03 last 113.36)
 - open/keep 5597 (time 1782733655.71 total 50.04 last 98.16)
 - open/keep 6668 (time 1782733665.71 total 60.04 last 107.07)
 - open/keep 7733 (time 1782733675.71 total 70.04 last 106.44)
 - open/keep 8703 (time 1782733685.72 total 80.05 last 96.99)
 - open/keep 9795 (time 1782733695.72 total 90.05 last 109.19)
 - open/keep 10851 (time 1782733705.72 total 100.05 last 105.57)
 - open/keep 11876 (time 1782733715.73 total 110.06 last 102.43)
total: 12882 open/keep in 120.01 seconds: 107.34 ops/second
 - closed 1843 (time 1782733735.69 total 10.01 last -1002.60)
 - closed 3900 (time 1782733745.69 total 20.01 last 205.69)
 - closed 5957 (time 1782733755.69 total 30.01 last 205.65)
 - closed 7935 (time 1782733765.70 total 40.02 last 197.68)
 - closed 9568 (time 1782733775.71 total 50.03 last 163.13)
 - closed 10000 (time 1782733778.34 total 52.66 last 164.26)
 - closed 11616 (time 1782733788.34 total 62.66 last 161.57)
total: 12882 close in 69.36 seconds: 185.73 close/second
 - unlinked 0 (time 1782733799 ; total 0 ; last 0)
 - unlinked 10000 (time 1782733892 ; total 93 ; last 93)
unlink(/mnt/lustre/d51f.sanity/f12882) error: No such file or directory
total: 12882 unlinks in 120 seconds: 107.349998 unlinks/second