... two differences: - DF flag missing on dfbsd (seems irrelevant here) - using "fsinfo" on ... @crater.dragonflybsd.org Subject: dfbsd nfs client - file descriptor leak > The problem is: ... a very long time. My current client (not what is in DragonflyBSD) ...

dragonflybsd-kernel - Gennady Proskurin - Apr 23 2008 - 11:49

... when accessing files from dfbsd client, nfs server :> "leaks" file descriptors : :Hmm, ... diffrence between DragonFly and FreeBSD's client implementation is that the DragonFly ... timeout, and thus may re-stat files more often. The default ...

dragonflybsd-kernel - Matthew Dillon - Apr 23 2008 - 12:23

... be incrementing "openfiles" inside the nfs server. > I did "ls -l ... differences: > - DF flag missing on dfbsd (seems irrelevant here) > - using "fsinfo ... 19.2 - dfbsd client > 10.59.3.38 - freebsd nfs server ... causing the leak, I think it needs to filed as a ...

dragonflybsd-kernel - Rick Macklem - Apr 23 2008 - 14:52

... 't be > possible for the client to hold server resources open ... If there is > a file descriptor leak on the server side ... effect on the server's descriptor > handling. It's really unlikely ... openfiles" get incremented by the nfs server. I do agree that ...

dragonflybsd-kernel - Rick Macklem - Apr 23 2008 - 14:32

... can experiment with them with these sysctl's (in seconds): > > vfs.nfs.access_cache_timeout: 5 > vfs.nfs.neg_cache_timeout: 3 > vfs.nfs.pos_cache_timeout: 3 FWIW, FreeBSD's default for access_cache_timeout was raised to ...

dragonflybsd-kernel - Oliver Fromme - Apr 24 2008 - 07:00

Another thing you should observe is whether nfsiod's are running on the various clients, and the performance of the operation on each client. -Matt

dragonflybsd-kernel - Matthew Dillon - Apr 23 2008 - 12:26