Date: Wed, 23 Jan 2002 20:22:17 -0600 From: "Mario Doria" <mariodoria@yahoo.com> To: <questions@freebsd.org> Cc: <dwhite@resnet.uoregon.edu> Subject: Re[2]: Strange lock-ups during backup over nfs after adding 1024M RAM Message-ID: <001201c1a47d$faf08ae0$0a00a8c0@Deathstar>
next in thread | raw e-mail | index | archive | help
> On Wednesday, January 23, 2002 you wrote: > DW> On Tue, 22 Jan 2002, Doug White wrote: > > DW> Try rebuilding your kernel with > DW> > DW> maxusers 256 > DW> > DW> You may need to scale up the tables in the system to handle the additional > DW> memory. > > It's already set to 512, is it too high? We did not rebuild the > kernel after adding memory, it worked fine with maxusers 512 and > 1024M RAM. >Yes. You've scaled the tables so large that when you double the RAM, the >page tables + maxusers 512 tables > KVM. >Drop this to 128, definitely. If you're doing a lot of network, monitor >your mbuf usage and override that if necessary. I had the same problem, but I removed the extra RAM from the machine. What's better, to hardcode maxusers 128 in the kernel or let it be maxusers 0 and let the system auto-size the parameter? Also, is this autosized on every boot or whenever a kernel is built? Mario Doria madd@tecdigital.net To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?001201c1a47d$faf08ae0$0a00a8c0>