== sanity test 51f: check many open files limit ========== 22:08:13 (1786068493)
MDT0 numfree=     527949, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1110 (time 1786068508.19 total 10.01 last 110.94)
 - open/keep 2192 (time 1786068518.19 total 20.01 last 108.13)
 - open/keep 3336 (time 1786068528.21 total 30.03 last 114.24)
 - open/keep 4501 (time 1786068538.21 total 40.03 last 116.45)
 - open/keep 5575 (time 1786068548.22 total 50.04 last 107.29)
 - open/keep 6569 (time 1786068558.22 total 60.04 last 99.37)
 - open/keep 7599 (time 1786068568.23 total 70.05 last 102.97)
 - open/keep 8808 (time 1786068578.23 total 80.05 last 120.86)
 - open/keep 9947 (time 1786068588.23 total 90.05 last 113.86)
 - open/keep 11107 (time 1786068598.24 total 100.06 last 115.95)
 - open/keep 12170 (time 1786068608.24 total 110.06 last 106.28)
total: 13214 open/keep in 120.01 seconds: 110.11 ops/second
 - closed 1908 (time 1786068628.19 total 10.00 last -1025.90)
 - closed 4078 (time 1786068638.19 total 20.00 last 216.99)
 - closed 6067 (time 1786068648.20 total 30.01 last 198.71)
 - closed 8182 (time 1786068658.20 total 40.01 last 211.50)
 - closed 10000 (time 1786068666.82 total 48.63 last 210.98)
 - closed 12055 (time 1786068676.82 total 58.63 last 205.47)
total: 13214 close in 63.99 seconds: 206.51 close/second
 - unlinked 0 (time 1786068686 ; total 0 ; last 0)
 - unlinked 10000 (time 1786068788 ; total 102 ; last 102)
unlink(/mnt/lustre/d51f.sanity/f13214) error: No such file or directory
total: 13214 unlinks in 136 seconds: 97.161766 unlinks/second