== sanity test 51f: check many open files limit ========== 04:53:57 (1771408437)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d51f.sanity
MDT1 numfree=    1021994 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1539 (time 1771408451.02 total 10.01 last 153.79)
 - open/keep 3003 (time 1771408461.02 total 20.01 last 146.37)
 - open/keep 4600 (time 1771408471.02 total 30.02 last 159.61)
 - open/keep 6275 (time 1771408481.03 total 40.02 last 167.44)
 - open/keep 8016 (time 1771408491.03 total 50.02 last 174.05)
 - open/keep 9712 (time 1771408501.03 total 60.02 last 169.56)
 - open/keep 11648 (time 1771408511.03 total 70.02 last 193.59)
 - open/keep 13181 (time 1771408521.04 total 80.03 last 153.26)
 - open/keep 14866 (time 1771408531.04 total 90.03 last 168.45)
 - open/keep 16524 (time 1771408541.04 total 100.04 last 165.71)
 - open/keep 18147 (time 1771408551.05 total 110.04 last 162.26)
total: 19705 open/keep in 120.00 seconds: 164.21 ops/second
 - closed 2702 (time 1771408571.01 total 10.00 last -1544.14)
 - closed 5380 (time 1771408581.02 total 20.01 last 267.68)
 - closed 8035 (time 1771408591.02 total 30.01 last 265.49)
 - closed 10000 (time 1771408598.57 total 37.56 last 260.22)
 - closed 12604 (time 1771408608.57 total 47.56 last 260.34)
 - closed 15232 (time 1771408618.57 total 57.56 last 262.79)
 - closed 18064 (time 1771408628.58 total 67.57 last 283.09)
total: 19705 close in 73.84 seconds: 266.87 close/second
 - unlinked 0 (time 1771408638 ; total 0 ; last 0)
 - unlinked 10000 (time 1771408694 ; total 56 ; last 56)
unlink(/mnt/lustre/d51f.sanity/f19705) error: No such file or directory
total: 19705 unlinks in 114 seconds: 172.850876 unlinks/second