== sanity test 51f: check many open files limit ========== 10:57:40 (1788879460)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d51f.sanity
MDT1 numfree=    1021996, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2450 (time 1788879472.64 total 10.00 last 244.93)
 - open/keep 5204 (time 1788879482.64 total 20.00 last 275.38)
 - open/keep 7644 (time 1788879492.64 total 30.01 last 243.93)
 - open/keep 10000 (time 1788879502.04 total 39.41 last 250.57)
 - open/keep 12431 (time 1788879512.04 total 49.41 last 243.10)
 - open/keep 15162 (time 1788879522.05 total 59.41 last 273.04)
 - open/keep 17868 (time 1788879532.05 total 69.41 last 270.53)
 - open/keep 20000 (time 1788879539.40 total 76.76 last 290.03)
 - open/keep 22727 (time 1788879549.40 total 86.77 last 272.65)
 - open/keep 25524 (time 1788879559.40 total 96.77 last 279.62)
 - open/keep 27907 (time 1788879569.41 total 106.78 last 238.16)
 - open/keep 30000 (time 1788879578.13 total 115.49 last 240.12)
total: 31129 open/keep in 120.00 seconds: 259.40 ops/second
 - closed 4252 (time 1788879592.64 total 10.00 last -2573.94)
 - closed 8595 (time 1788879602.64 total 20.00 last 434.25)
 - closed 10000 (time 1788879605.63 total 22.99 last 470.26)
 - closed 14603 (time 1788879615.63 total 32.99 last 460.26)
 - closed 18813 (time 1788879625.63 total 43.00 last 420.89)
 - closed 20000 (time 1788879628.73 total 46.10 last 382.66)
 - closed 23880 (time 1788879638.74 total 56.10 last 387.95)
 - closed 28384 (time 1788879648.74 total 66.10 last 450.38)
 - closed 30000 (time 1788879652.26 total 69.62 last 458.82)
total: 31129 close in 72.11 seconds: 431.68 close/second
 - unlinked 0 (time 1788879656 ; total 0 ; last 0)
 - unlinked 10000 (time 1788879691 ; total 35 ; last 35)
 - unlinked 20000 (time 1788879719 ; total 63 ; last 28)
 - unlinked 30000 (time 1788879737 ; total 81 ; last 18)
unlink(/mnt/lustre/d51f.sanity/f31129) error: No such file or directory
total: 31129 unlinks in 84 seconds: 370.583344 unlinks/second