== sanity test 51f: check many open files limit ========== 05:35:13 (1734431713)
MDT0 numfree=490301, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2193 (time 1734431725.91 total 10.01 last 219.12)
 - open/keep 4381 (time 1734431735.91 total 20.01 last 218.79)
 - open/keep 6668 (time 1734431745.91 total 30.01 last 228.58)
 - open/keep 9055 (time 1734431755.91 total 40.02 last 238.66)
 - open/keep 10000 (time 1734431759.83 total 43.93 last 241.53)
 - open/keep 12188 (time 1734431769.83 total 53.93 last 218.68)
 - open/keep 14313 (time 1734431779.84 total 63.94 last 212.44)
 - open/keep 16350 (time 1734431789.84 total 73.94 last 203.67)
 - open/keep 18652 (time 1734431799.84 total 83.94 last 230.13)
 - open/keep 20000 (time 1734431805.75 total 89.85 last 228.00)
 - open/keep 22213 (time 1734431815.76 total 99.86 last 221.22)
 - open/keep 24446 (time 1734431825.76 total 109.86 last 223.20)
 - open/keep 26959 (time 1734431835.76 total 119.86 last 251.28)
total: 26984 open/keep in 120.00 seconds: 224.86 ops/second
 - closed 4119 (time 1734431845.90 total 10.00 last -2283.96)
 - closed 8392 (time 1734431855.90 total 20.00 last 427.27)
 - closed 10000 (time 1734431859.63 total 23.73 last 431.54)
 - closed 14653 (time 1734431869.63 total 33.73 last 465.25)
 - closed 19249 (time 1734431879.63 total 43.73 last 459.58)
 - closed 20000 (time 1734431881.33 total 45.43 last 441.39)
 - closed 24368 (time 1734431891.33 total 55.43 last 436.80)
total: 26984 close in 61.58 seconds: 438.21 close/second
 - unlinked 0 (time 1734431899 ; total 0 ; last 0)
 - unlinked 10000 (time 1734431932 ; total 33 ; last 33)
 - unlinked 20000 (time 1734431960 ; total 61 ; last 28)
unlink(/mnt/lustre/d51f.sanity/f26984) error: No such file or directory
total: 26984 unlinks in 80 seconds: 337.299988 unlinks/second