== sanity test 51f: check many open files limit ========== 00:50:18 (1735365018)
MDT0 numfree=493019, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4087 (time 1735365030.26 total 10.00 last 408.62)
 - open/keep 8056 (time 1735365040.26 total 20.00 last 396.87)
 - open/keep 10000 (time 1735365045.13 total 24.87 last 399.08)
 - open/keep 13951 (time 1735365055.14 total 34.88 last 395.00)
 - open/keep 17803 (time 1735365065.14 total 44.88 last 385.16)
 - open/keep 20000 (time 1735365070.78 total 50.51 last 389.75)
 - open/keep 23858 (time 1735365080.78 total 60.52 last 385.71)
 - open/keep 27768 (time 1735365090.78 total 70.52 last 390.99)
 - open/keep 30000 (time 1735365096.15 total 75.89 last 415.64)
 - open/keep 33992 (time 1735365106.15 total 85.89 last 399.17)
 - open/keep 37829 (time 1735365116.15 total 95.89 last 383.63)
 - open/keep 40000 (time 1735365121.77 total 101.51 last 386.53)
 - open/keep 43854 (time 1735365131.77 total 111.51 last 385.33)
total: 47126 open/keep in 120.00 seconds: 392.72 ops/second
 - closed 5265 (time 1735365150.26 total 10.00 last -3858.75)
 - closed 10000 (time 1735365157.77 total 17.51 last 630.21)
 - closed 15965 (time 1735365167.78 total 27.52 last 596.41)
 - closed 20000 (time 1735365175.40 total 35.14 last 529.25)
 - closed 25693 (time 1735365185.40 total 45.14 last 569.24)
 - closed 30000 (time 1735365193.82 total 53.56 last 511.69)
 - closed 35096 (time 1735365203.82 total 63.56 last 509.56)
 - closed 40000 (time 1735365213.22 total 72.96 last 521.81)
 - closed 45262 (time 1735365223.22 total 82.96 last 526.16)
total: 47126 close in 86.28 seconds: 546.20 close/second
 - unlinked 0 (time 1735365227 ; total 0 ; last 0)
 - unlinked 10000 (time 1735365250 ; total 23 ; last 23)
 - unlinked 20000 (time 1735365272 ; total 45 ; last 22)
 - unlinked 30000 (time 1735365294 ; total 67 ; last 22)
 - unlinked 40000 (time 1735365316 ; total 89 ; last 22)
unlink(/mnt/lustre/d51f.sanity/f47126) error: No such file or directory
total: 47126 unlinks in 105 seconds: 448.819061 unlinks/second