Date: Fri, 6 Dec 2002 03:29:42 -0800 From: David Schultz <dschultz@uclink.Berkeley.EDU> To: Varshavchick Alexander <alex@metrocom.ru> Cc: Terry Lambert <tlambert2@mindspring.com>, freebsd-questions@FreeBSD.ORG, freebsd-hackers@FreeBSD.ORG Subject: Re: maxusers and random system freezes Message-ID: <20021206112942.GA16222@HAL9000.homeunix.com> In-Reply-To: <Pine.GSO.4.33.0212051658380.7912-100000@apache.metrocom.ru> References: <20021205135319.GA12456@HAL9000.homeunix.com> <Pine.GSO.4.33.0212051658380.7912-100000@apache.metrocom.ru>
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Thus spake Varshavchick Alexander <alex@metrocom.ru>: > Thank you David for such an excellent explanation. So if sysctl reports > > vm.zone_kmem_pages: 5413 > vm.zone_kmem_kvaspace: 218808320 > vm.kvm_size: 1065353216 > vm.kvm_free: 58720256 > > does it mean that total KVA reservation is 1065353216 bytes (1G) and > almost all of it is really mapped to physical memory because only 58720256 > (56M) is free, and the server is balancing on the edge of crashing with > KVA going out? Yes, 56 MB of unreserved kernel virtual memory (modulo fragmentation) is probably pushing it for a busy server. Try bumping KVA_PAGES. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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