== sanity test 51f: check many open files limit ========== 08:18:12 (1781612292)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d51f.sanity
MDT1 numfree=    1021997, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1798 (time 1781612304.57 total 10.00 last 179.74)
 - open/keep 3456 (time 1781612314.57 total 20.01 last 165.77)
 - open/keep 4838 (time 1781612324.57 total 30.01 last 138.19)
 - open/keep 6473 (time 1781612334.58 total 40.01 last 163.47)
 - open/keep 8421 (time 1781612344.58 total 50.01 last 194.68)
 - open/keep 10000 (time 1781612352.88 total 58.32 last 190.18)
 - open/keep 12041 (time 1781612362.89 total 68.32 last 204.05)
 - open/keep 14221 (time 1781612372.89 total 78.32 last 217.95)
 - open/keep 16163 (time 1781612382.89 total 88.32 last 194.16)
 - open/keep 17965 (time 1781612392.89 total 98.32 last 180.19)
 - open/keep 19690 (time 1781612402.91 total 108.34 last 172.27)
 - open/keep 21601 (time 1781612412.91 total 118.34 last 191.08)
total: 21951 open/keep in 120.00 seconds: 182.92 ops/second
 - closed 3015 (time 1781612424.57 total 10.00 last -1858.11)
 - closed 5852 (time 1781612434.57 total 20.00 last 283.66)
 - closed 8991 (time 1781612444.58 total 30.01 last 313.79)
 - closed 10000 (time 1781612448.46 total 33.89 last 260.11)
 - closed 13131 (time 1781612458.46 total 43.89 last 313.06)
 - closed 16211 (time 1781612468.46 total 53.89 last 307.96)
 - closed 18791 (time 1781612478.46 total 63.89 last 257.94)
 - closed 20000 (time 1781612482.75 total 68.18 last 281.86)
total: 21951 close in 73.88 seconds: 297.13 close/second
 - unlinked 0 (time 1781612490 ; total 0 ; last 0)
 - unlinked 10000 (time 1781612527 ; total 37 ; last 37)
 - unlinked 20000 (time 1781612559 ; total 69 ; last 32)
unlink(/mnt/lustre/d51f.sanity/f21951) error: No such file or directory
total: 21951 unlinks in 76 seconds: 288.828949 unlinks/second