== sanity test 51f: check many open files limit ========== 13:32:49 (1787851969)
striped dir -i1 -c2 -H crush  /mnt/lustre/d51f.sanity
MDT1 numfree=    1022017, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1562 (time 1787851984.02 total 10.00 last 156.15)
 - open/keep 3047 (time 1787851994.02 total 20.01 last 148.45)
 - open/keep 4450 (time 1787852004.02 total 30.01 last 140.26)
 - open/keep 5772 (time 1787852014.02 total 40.01 last 132.19)
 - open/keep 7295 (time 1787852024.03 total 50.02 last 152.22)
 - open/keep 8674 (time 1787852034.03 total 60.02 last 137.82)
 - open/keep 10000 (time 1787852043.22 total 69.20 last 144.39)
 - open/keep 11324 (time 1787852053.22 total 79.21 last 132.36)
 - open/keep 12904 (time 1787852063.22 total 89.21 last 157.94)
 - open/keep 14292 (time 1787852073.23 total 99.22 last 138.73)
 - open/keep 15682 (time 1787852083.24 total 109.23 last 138.87)
 - open/keep 16817 (time 1787852093.25 total 119.23 last 113.42)
total: 16892 open/keep in 120.00 seconds: 140.76 ops/second
 - closed 1813 (time 1787852104.02 total 10.00 last -1500.18)
 - closed 4178 (time 1787852114.02 total 20.00 last 236.49)
 - closed 6292 (time 1787852124.02 total 30.00 last 211.40)
 - closed 8555 (time 1787852134.03 total 40.01 last 226.12)
 - closed 10000 (time 1787852141.09 total 47.08 last 204.48)
 - closed 12058 (time 1787852151.10 total 57.09 last 205.61)
 - closed 14233 (time 1787852161.12 total 67.10 last 217.16)
 - closed 16451 (time 1787852171.12 total 77.11 last 221.71)
total: 16892 close in 79.84 seconds: 211.56 close/second
 - unlinked 0 (time 1787852179 ; total 1 ; last 1)
 - unlinked 10000 (time 1787852251 ; total 73 ; last 72)
unlink(/mnt/lustre/d51f.sanity/f16892) error: No such file or directory
total: 16892 unlinks in 126 seconds: 134.063492 unlinks/second