== sanity test 51f: check many open files limit ========== 21:05:25 (1767319525)
MDT0 numfree=     501299 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1384 (time 1767319538.88 total 10.01 last 138.21)
 - open/keep 2641 (time 1767319548.88 total 20.02 last 125.62)
 - open/keep 4186 (time 1767319558.89 total 30.02 last 154.43)
 - open/keep 5723 (time 1767319568.90 total 40.04 last 153.53)
 - open/keep 7085 (time 1767319578.90 total 50.04 last 136.19)
 - open/keep 8411 (time 1767319588.90 total 60.04 last 132.59)
 - open/keep 10000 (time 1767319598.81 total 69.95 last 160.38)
 - open/keep 11352 (time 1767319608.81 total 79.95 last 135.11)
 - open/keep 12918 (time 1767319618.82 total 89.95 last 156.56)
 - open/keep 14486 (time 1767319628.82 total 99.96 last 156.74)
 - open/keep 15819 (time 1767319638.83 total 109.96 last 133.22)
 - open/keep 17244 (time 1767319648.83 total 119.97 last 142.39)
total: 17251 open/keep in 120.00 seconds: 143.75 ops/second
 - closed 2258 (time 1767319658.87 total 10.00 last -1498.35)
 - closed 4671 (time 1767319668.87 total 20.00 last 241.30)
 - closed 7011 (time 1767319678.87 total 30.01 last 233.89)
 - closed 9236 (time 1767319688.88 total 40.01 last 222.44)
 - closed 10000 (time 1767319692.62 total 43.75 last 204.18)
 - closed 12153 (time 1767319702.62 total 53.76 last 215.19)
 - closed 14420 (time 1767319712.62 total 63.76 last 226.69)
 - closed 16973 (time 1767319722.62 total 73.76 last 255.29)
total: 17251 close in 74.75 seconds: 230.77 close/second
 - unlinked 0 (time 1767319727 ; total 0 ; last 0)
 - unlinked 10000 (time 1767319804 ; total 77 ; last 77)
unlink(/mnt/lustre/d51f.sanity/f17251) error: No such file or directory
total: 17251 unlinks in 124 seconds: 139.120972 unlinks/second