== sanity test 51f: check many open files limit ========== 12:40:20 (1788626420)
MDT0 numfree=531449, max=100000
changed ulimit from 1024 to 100020
 - open/keep 991 (time 1788626435.16 total 10.00 last 99.07)
 - open/keep 2069 (time 1788626445.16 total 20.00 last 107.80)
 - open/keep 3191 (time 1788626455.16 total 30.00 last 112.20)
 - open/keep 4376 (time 1788626465.17 total 40.02 last 118.34)
 - open/keep 5460 (time 1788626475.18 total 50.02 last 108.35)
 - open/keep 6656 (time 1788626485.18 total 60.03 last 119.55)
 - open/keep 7787 (time 1788626495.18 total 70.03 last 113.07)
 - open/keep 8835 (time 1788626505.19 total 80.04 last 104.71)
 - open/keep 9989 (time 1788626515.20 total 90.05 last 115.29)
 - open/keep 11011 (time 1788626525.20 total 100.05 last 102.16)
 - open/keep 12067 (time 1788626535.21 total 110.06 last 105.51)
total: 13125 open/keep in 120.00 seconds: 109.37 ops/second
 - closed 1666 (time 1788626555.16 total 10.00 last -1039.99)
 - closed 3335 (time 1788626565.16 total 20.00 last 166.87)
 - closed 5183 (time 1788626575.16 total 30.00 last 184.80)
 - closed 7124 (time 1788626585.16 total 40.00 last 194.09)
 - closed 9007 (time 1788626595.16 total 50.01 last 188.22)
 - closed 10000 (time 1788626600.40 total 55.24 last 189.64)
 - closed 11894 (time 1788626610.40 total 65.25 last 189.38)
total: 13125 close in 72.04 seconds: 182.20 close/second
 - unlinked 0 (time 1788626621 ; total 0 ; last 0)
 - unlinked 10000 (time 1788626715 ; total 94 ; last 94)
unlink(/mnt/lustre/d51f.sanity/f13125) error: No such file or directory
total: 13125 unlinks in 125 seconds: 105.000000 unlinks/second