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Path: euryale.cc.adfa.oz.au!newshost.anu.edu.au!harbinger.cc.monash.edu.au!simtel!zombie.ncsc.mil!news.mathworks.com!newsfeed.internetmci.com!news.sprintlink.net!buffnet2.buffnet.net!buffnet1!root From: root@buffnet.net (Superuser) Newsgroups: comp.unix.bsd.freebsd.misc Subject: Re: INND1.4+MMAP=BROKEN MESS Date: 6 Nov 1995 22:43:49 GMT Organization: BuffNET Lines: 24 Distribution: world Message-ID: <47m335$eu3@buffnet2.buffnet.net> References: <46ldvj$l3c@buffnet2.buffnet.net> <imzqekgzmt.fsf@hidden.cs.uidaho.edu> <472u66$dpo@blackbush.xlink.net> <47f3gf$2gu@atlas.uniserve.com> NNTP-Posting-Host: buffnet1.buffnet.net X-Newsreader: TIN [version 1.2 PL2] Tom Samplonius (tom@uniserve.com) wrote: : In article <472u66$dpo@blackbush.xlink.net>, hwr@xlink.net says... : >|> for about a week (was running on 2.0). I am using MMAP, and it's : >|> working fine (I don't have the renumber problem). I have two incoming : >|> feeds and over 6k active newsgroups. : > : >And I have 20 incoming feeds, > 60 outgoing and do have problems .. I : >think that many problems just don't appear beaause machines are not loaded. : I've seen this problem with mmap and INN too. Basically, the active file wasn't : staying current, and the hi index value was dropping behind, causing "cant symlink" : errors. : I believe the problem is related to swapping. On heavy swapping systems, it will : happen a lot. It appears that when the mmap'ed active is paged out, sometimes it isn't : written back to the file, but when it is paged in, it is read back from the file. I dunno if I want to run out and buy another 64MB of ram! (actually I would probably have to trash the 64MB I have since I believe its multiple smaller sims) UGH... : Tom