Date: Thu, 21 Nov 2002 09:05:13 +0200 From: "Petri Helenius" <pete@he.iki.fi> To: "David Schultz" <dschultz@uclink.Berkeley.EDU> Cc: <freebsd-questions@FreeBSD.ORG>, <freebsd-net@FreeBSD.ORG> Subject: Re: panic: kmem_map too small Message-ID: <126801c2912c$5be3cec0$862a40c1@PHE> References: <0e3b01c28fc4$ff9a4ee0$862a40c1@PHE> <20021119152114.GA2228@HAL9000.homeunix.com> <3DDBDE2B.6050407@he.iki.fi> <20021120195919.GA679@HAL9000.homeunix.com> <11fd01c290eb$f48311e0$862a40c1@PHE> <20021121022524.GA2300@HAL9000.homeunix.com>
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> > With about 150M in use and KVA_PAGES undefined in config (default), > > both 4.7-STABLE and 5.0-CURRENT panic (1G installed memory). > > Yes, the default is 256, IIRC. That corresponds to 1 GB of KVA, > and you have only 1 GB of physical memory to back it. I take it > this is a very busy machine. Short of getting more memory, you > can decrease memory utilization by the network, e.g. by decreasing > TCP window sizes, or you can limit memory usage by the network so > you don't get panics. I forget the details here, so perhaps > someone else can fill them in. > The thing I´m concerned about that if with 150M kernel memory usage and >200M free and >300M inact memory the system panics, how much "extra" memory is needed to keep it running? And the swap is never touched. Pete To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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