== sanity test 51f: check many open files limit ========== 09:46:22 (1788270382)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d51f.sanity
MDT1 numfree=1021983, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1837 (time 1788270395.54 total 10.00 last 183.70)
 - open/keep 3533 (time 1788270405.55 total 20.00 last 169.59)
 - open/keep 5481 (time 1788270415.55 total 30.00 last 194.77)
 - open/keep 7284 (time 1788270425.55 total 40.00 last 180.27)
 - open/keep 9204 (time 1788270435.55 total 50.00 last 191.98)
 - open/keep 10000 (time 1788270440.26 total 54.72 last 168.82)
 - open/keep 11797 (time 1788270450.27 total 64.72 last 179.68)
 - open/keep 13600 (time 1788270460.27 total 74.72 last 180.27)
 - open/keep 15338 (time 1788270470.27 total 84.72 last 173.78)
 - open/keep 17052 (time 1788270480.27 total 94.73 last 171.37)
 - open/keep 18800 (time 1788270490.27 total 104.73 last 174.80)
 - open/keep 20000 (time 1788270497.07 total 111.52 last 176.56)
total: 21520 open/keep in 120.00 seconds: 179.33 ops/second
 - closed 2982 (time 1788270515.55 total 10.00 last -1701.66)
 - closed 5267 (time 1788270525.55 total 20.00 last 228.45)
 - closed 8144 (time 1788270535.55 total 30.01 last 287.61)
 - closed 10000 (time 1788270542.92 total 37.37 last 252.00)
 - closed 12766 (time 1788270552.92 total 47.37 last 276.54)
 - closed 15801 (time 1788270562.92 total 57.38 last 303.43)
 - closed 19036 (time 1788270572.92 total 67.38 last 323.44)
 - closed 20000 (time 1788270576.39 total 70.84 last 278.34)
total: 21520 close in 75.87 seconds: 283.65 close/second
 - unlinked 0 (time 1788270584 ; total 0 ; last 0)
 - unlinked 10000 (time 1788270635 ; total 51 ; last 51)
 - unlinked 20000 (time 1788270688 ; total 104 ; last 53)
unlink(/mnt/lustre/d51f.sanity/f21520) error: No such file or directory
total: 21520 unlinks in 112 seconds: 192.142853 unlinks/second