Date: Mon, 11 Apr 2005 09:33:17 +0200 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Daniel Eriksson <daniel_k_eriksson@telia.com> Cc: 'FreeBSD Current' <freebsd-current@freebsd.org> Subject: Re: ggate and mmap, possible problem? Message-ID: <20050411073317.GJ837@darkness.comp.waw.pl> In-Reply-To: <!~!UENERkVCMDkAAQACAAAAAAAAAAAAAAAAABgAAAAAAAAA0VcX9IoJqUaXPS8MjT1PdsKAAAAQAAAAUjVS%2BOSdfk6HdP3/8g9ZQAEAAAAA@telia.com> References: <!~!UENERkVCMDkAAQACAAAAAAAAAAAAAAAAABgAAAAAAAAA0VcX9IoJqUaXPS8MjT1PdsKAAAAQAAAAUjVS%2BOSdfk6HdP3/8g9ZQAEAAAAA@telia.com>
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[-- Attachment #1 --] On Mon, Apr 11, 2005 at 04:49:16AM +0200, Daniel Eriksson wrote: +> +> Hi! Is it possible that there is some sort of problem using mmap on a (UFS2) +> filesystem mounted over ggate? +> +> I keep getting errors on the console when I enable mmap on a server running +> a proprietary video server application (which is a binary compiled on FBSD +> 4.11 afaik). I don't have access to the source code for the server app +> unfortunately (but I do have some access to the developers). I'm pretty sure +> that with mmap enabled in the server, it tries to mmap all files smaller +> than 50MB (most are 20-50MB). +> +> The errors look like this: +> +> g_vfs_done():ggate0[READ(offset=-1009882480640, length=65536)]error = 5 +> vnode_pager_getpages: I/O read error +> vm_fault: pager read error, pid 1527 (mcvidserv) +> +> +> This could certainly be a problem in the proprietary server, but I thought +> I'd ask here too. This is on a recent 6-CURRENT system. I didn't look close enough at your log. You have negative offset! Could you give me 'uname -a' from the client and from the server? -- Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFCWig9ForvXbEpPzQRAv2FAKDg9UiZnlrcHRI6IhJMZT+gT5D3SACfa0xe CocV/wxuGnFnplE0Apa1uz8= =ttvj -----END PGP SIGNATURE-----help
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