== sanity test 51f: check many open files limit ========== 07:36:40 (1789126600)
MDT0 numfree=     532391, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1145 (time 1789126614.49 total 10.01 last 114.43)
 - open/keep 2250 (time 1789126624.49 total 20.01 last 110.45)
 - open/keep 3303 (time 1789126634.49 total 30.01 last 105.27)
 - open/keep 4509 (time 1789126644.50 total 40.01 last 120.58)
 - open/keep 5578 (time 1789126654.51 total 50.03 last 106.75)
 - open/keep 6756 (time 1789126664.51 total 60.03 last 117.76)
 - open/keep 7870 (time 1789126674.53 total 70.04 last 111.27)
 - open/keep 9088 (time 1789126684.53 total 80.05 last 121.75)
 - open/keep 10000 (time 1789126692.29 total 87.81 last 117.46)
 - open/keep 11165 (time 1789126702.31 total 97.83 last 116.35)
 - open/keep 12236 (time 1789126712.31 total 107.83 last 107.06)
 - open/keep 13411 (time 1789126722.31 total 117.83 last 117.47)
total: 13629 open/keep in 120.00 seconds: 113.57 ops/second
 - closed 1913 (time 1789126734.48 total 10.00 last -1149.78)
 - closed 3857 (time 1789126744.49 total 20.00 last 194.37)
 - closed 5888 (time 1789126754.49 total 30.01 last 202.94)
 - closed 8012 (time 1789126764.50 total 40.01 last 212.34)
 - closed 10000 (time 1789126774.33 total 49.85 last 202.15)
 - closed 11987 (time 1789126784.33 total 59.85 last 198.62)
 - closed 13584 (time 1789126794.33 total 69.85 last 159.69)
total: 13629 close in 70.14 seconds: 194.32 close/second
 - unlinked 0 (time 1789126800 ; total 0 ; last 0)
 - unlinked 10000 (time 1789126891 ; total 91 ; last 91)
unlink(/mnt/lustre/d51f.sanity/f13629) error: No such file or directory
total: 13629 unlinks in 123 seconds: 110.804878 unlinks/second