Date: Thu, 16 Aug 2007 09:17:55 -0700 (PDT) From: Gore Jarold <gore_jarold@yahoo.com> To: freebsd-fs@freebsd.org Subject: Re: vfs.ufs.dirhash_maxmem ... how high can I go ? Message-ID: <440077.63078.qm@web63005.mail.re1.yahoo.com>
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On Wed, 15 Aug 2007, Gore Jarold wrote: > Based on the previous discussion, I have decided to up > my dirhash_maxmem and also to start tracking its usage > over time ... > > I doubled it, then doubled again, then again ... and > the system even hit the 16 MB ceiling. > > So now I have set it to 32 MB and we will see if the > system can max that out. > > In the meantime, are there any unexpected consequences > of upping this value to 32 MB ? > > I have 4 GB of physical and 4 GB of swap, running on > normal 32-bit x86, and I have this set as well: > > kern.maxdsiz="2572000000" > > any comments ? > > Also, now that we see that my dirhash usage is _very > high_, any revised comments on the ability of these > workloads to crash a machine that was at the 2 MB > default ? Ok, it just ht the 32 MB limit. Bad things on the horizon if I up it further ? Or does my 4+4 GB memory and other details above make it benign ? ____________________________________________________________________________________ Take the Internet to Go: Yahoo!Go puts the Internet in your pocket: mail, news, photos & more. http://mobile.yahoo.com/go?refer=1GNXIC
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