Date: Fri, 10 Mar 2006 18:47:08 -0700 From: Scott Long <scottl@samsco.org> To: Nathan Vidican <nvidican@wmptl.com> Cc: amd64@freebsd.org, questions@freebsd.org Subject: Re: 6.0-RELEASE/AMD64 Ram Capacity? Message-ID: <44122C1C.6030301@samsco.org> In-Reply-To: <4411D6D8.5030101@wmptl.com> References: <4411D6D8.5030101@wmptl.com>
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Nathan Vidican wrote: > I seem to recall various threads relating to problems with machines > running at or above 4GB ram... what if any issues still exist? > > We're currently operating with 2GB ECC Registered PC333 ram, but are > finding a fairly constant usage of about 1700MB swap space; like to > increase system memory, and installed motherboard supports 16 slots x > 2GB DIMMS each (for 32Gb total) - but what about FreeBSD? > > System is running: > - Apache (about 10-12 mod_perl httpd's @ 90MB ram each) > - Apache (about 20-30 very basic httpds for static stuff @ 12Mb each) > - Sendmail, including MimeDefang and SA processes at some 90MB each > - MySQL 4.1 running about 70MB Ram > - Samba (smbd's running at 30Mb ram each 30-50 in use at any time) > - A number of Perl processes ranging from 1Mb - 900Mb each > - Other misc, but the above are the major ones > > Just want to make sure no known issues exist (primarily with the above > applications), comments anyone? > > The ATA driver is still a bit flakey with more than 4GB of RAM, so make sure that you are using either a modern SCSI controller or a RAID controller. Scott
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