Date: Thu, 17 Dec 1998 14:00:57 -0800 From: Sam <sam@rback.com> To: Tor.Egge@fast.no Cc: smp@FreeBSD.ORG Subject: Re: tyan S1836DLUAN >512Mb problems Message-ID: <36797F19.8DA010A8@rback.com> References: <199812171853.KAA22205@phred.redbacknetworks.com> <199812171943.UAA17794@midten.fast.no>
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Added those options to the config, and changed pmap.h to double the SMP size of NKPDE as well as the LOAD_BASE in the Makefile. System would reboot immediately upon loading the kernel. Is there something else I would need to do for this? Thanks, -Sam Tor.Egge@fast.no wrote: > > > The loading of the system I'm doing uses thousands of processes, which > > I can run more of with 512M than 1Gig. ie it fires off the processes > > slowly until it runs out of physical ram and then moves through swap > > when using 512M, with 1Gig, it freezes when it gets down to > > 350-255 megs free of physical ram. Tried juggling the new dimms > > around to different dimm slots, to no avail. > > In the vmstat -m output, you have memory statistics by type. If the > usage for a type hits the limit, malloc will block, and the result > might be a deadlock/freeze. > > I suggest adding > > options "VM_KMEM_SIZE=(128*1024*1024)" > options "VM_KMEM_SIZE_MAX=(128*1024*1024)" > > to the kernel config file, and doubling the kernel kva range > (from 252 MB to 508 MB, see PR#1880 for a pre-SMP patch). > > - Tor Egge To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
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