From: Herbert Poetzl (herbert_at_13thfloor.at)
Date: Wed 22 Dec 2004 - 10:51:11 GMT
On Wed, Dec 22, 2004 at 09:59:36AM +0100, Adrian Reyer wrote:
> Hi there,
>
> it gets increasingly strange with /proc here.
> The first symptoms had been for me to be unable to access /proc/net
> (e.g. ifconfig) from the master server. Now I have enabled
> CONFIG_VSERVER_DEBUG=y
> and am able to see with e.g. dmesg what happens:
>
> vxW: xid=0 did lookup hidden 00000101fc438058[#106,4026531861] »/proc/net«.
>
> It looks to me like #106 is a contextid, and indeed, if I 'vserver
> enter' that server, I have a working ifconfig and can access
> /proc/net. I have no idea how to give /proc/net back to xid 0 or why
> it gets messed up.
> However, xid of /proc/net at least remains the same. If I stop the
> vservers, I see this about /proc/meminfo in my log:
> Dec 22 09:43:11 localhost kernel: vxW: xid=106 did lookup hidden 00000101ffdf8b98[#103,4026531842] <BB>/proc/meminfo<AB>.
> Dec 22 09:43:11 localhost kernel: vxW: xid=103 did lookup hidden 00000101f0e2add8[#101,4026531842] <BB>/proc/meminfo<AB>.
> Dec 22 09:43:11 localhost kernel: vxW: xid=104 did lookup hidden 00000101f0e2add8[#103,4026531842] <BB>/proc/meminfo<AB>.
> Dec 22 09:43:13 localhost kernel: vxW: xid=101 did lookup hidden 00000101f6c02dd8[#102,4026531842] <BB>/proc/meminfo<AB>.
>
> It looks to me like /proc/meminfo has always the wrong xid for the
> processes accessing it and always different ones.
>
> Anyone with a hint here?
fixed in vs1.9.3.12 ...
http://vserver.13thfloor.at/Experimental/patch-2.6.10-rc3-vs1.9.3.12.diff
(which is considered release candidate for 1.9.4)
HTH,
Herbert
> Regards,
> Adrian
> --
> LiHAS - LinuxHaus Stuttgart Fon: +49 (7 11) 2 85 19 05
> Inh.: Adrian Reyer Fax: +49 (7 11) 5 78 06 92
> Mail: lihas_at_lihas.de
> Linux, Netzwerke, Consulting & Support http://lihas.de/
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