== sanity test 51f: check many open files limit ========== 06:07:08 (1784196428)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d51f.sanity
MDT1 numfree=    1021999, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1222 (time 1784196442.14 total 10.00 last 122.20)
 - open/keep 2408 (time 1784196452.14 total 20.00 last 118.58)
 - open/keep 3729 (time 1784196462.15 total 30.01 last 132.03)
 - open/keep 5120 (time 1784196472.15 total 40.01 last 139.09)
 - open/keep 6514 (time 1784196482.15 total 50.01 last 139.40)
 - open/keep 7945 (time 1784196492.15 total 60.01 last 143.05)
 - open/keep 9280 (time 1784196502.15 total 70.01 last 133.49)
 - open/keep 10000 (time 1784196507.61 total 75.46 last 132.06)
 - open/keep 11261 (time 1784196517.62 total 85.48 last 125.92)
 - open/keep 12615 (time 1784196527.62 total 95.48 last 135.34)
 - open/keep 14000 (time 1784196537.63 total 105.48 last 138.48)
 - open/keep 15260 (time 1784196547.64 total 115.50 last 125.81)
total: 15858 open/keep in 120.00 seconds: 132.15 ops/second
 - closed 2020 (time 1784196562.15 total 10.00 last -1323.71)
 - closed 4100 (time 1784196572.15 total 20.00 last 207.99)
 - closed 6429 (time 1784196582.15 total 30.01 last 232.73)
 - closed 8824 (time 1784196592.17 total 40.03 last 239.13)
 - closed 10000 (time 1784196598.05 total 45.91 last 199.92)
 - closed 12340 (time 1784196608.05 total 55.91 last 234.00)
 - closed 14362 (time 1784196618.06 total 65.91 last 202.10)
total: 15858 close in 72.91 seconds: 217.50 close/second
 - unlinked 0 (time 1784196629 ; total 0 ; last 0)
 - unlinked 10000 (time 1784196702 ; total 73 ; last 73)
unlink(/mnt/lustre/d51f.sanity/f15858) error: No such file or directory
total: 15858 unlinks in 117 seconds: 135.538467 unlinks/second