== sanity test 51f: check many open files limit ========== 01:20:50 (1789276850)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d51f.sanity
MDT1 numfree=1021973, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1083 (time 1789276866.59 total 10.00 last 108.25)
 - open/keep 2301 (time 1789276876.60 total 20.01 last 121.71)
 - open/keep 3455 (time 1789276886.60 total 30.01 last 115.37)
 - open/keep 4614 (time 1789276896.61 total 40.02 last 115.83)
 - open/keep 5714 (time 1789276906.62 total 50.03 last 109.92)
 - open/keep 6931 (time 1789276916.62 total 60.03 last 121.64)
 - open/keep 7907 (time 1789276926.62 total 70.03 last 97.59)
 - open/keep 8742 (time 1789276936.62 total 80.04 last 83.49)
 - open/keep 9507 (time 1789276946.64 total 90.05 last 76.37)
 - open/keep 10000 (time 1789276954.43 total 97.84 last 63.26)
 - open/keep 10747 (time 1789276964.44 total 107.85 last 74.66)
 - open/keep 11835 (time 1789276974.44 total 117.85 last 108.75)
total: 12037 open/keep in 120.01 seconds: 100.30 ops/second
 - closed 1295 (time 1789276986.60 total 10.00 last -1053.89)
 - closed 2904 (time 1789276996.60 total 20.01 last 160.82)
 - closed 4476 (time 1789277006.61 total 30.01 last 157.19)
 - closed 6192 (time 1789277016.61 total 40.01 last 171.59)
 - closed 7929 (time 1789277026.61 total 50.01 last 173.65)
 - closed 9721 (time 1789277036.61 total 60.01 last 179.15)
 - closed 10000 (time 1789277038.15 total 61.55 last 181.17)
 - closed 11805 (time 1789277048.16 total 71.56 last 180.42)
total: 12037 close in 72.86 seconds: 165.20 close/second
 - unlinked 0 (time 1789277054 ; total 0 ; last 0)
 - unlinked 10000 (time 1789277136 ; total 82 ; last 82)
unlink(/mnt/lustre/d51f.sanity/f12037) error: No such file or directory
total: 12037 unlinks in 97 seconds: 124.092781 unlinks/second