Re: [Xen-users] xen 4.3.3 -> 4.4.1 after dom0 upgrade : domU refuses to boot

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

On Tue, 2015-04-21 at 13:48 +0200, Pierre Peyronnel wrote:


> open("/var/run/xen/bootloader.12.d/boot_kernel.OZNCPs", 
> O_RDWR|O_CREAT|O_EXCL|O_NOFOLLOW, 0600) = 7
[...]
> write(7, "x'] 
> b\250Y\225\201&EY\306x\16\366\260F\207\1-\tq\265\350\n\232\334\310\270\224\6"...,
>  389104) = -1 ENOSPC (No space left on device)
[...]

> The thing is that partition has...
> wait i found it... it's writing to /var/run which is symlinked to /run
> which on tmpfs and is about 13MB

Right, this is what I was just about to suggest.

> i dont know if before upgrade my system was like that (i suspect it
> was but can't be certain) wrt to /var/run.

It's the sort of thing some distros have been transitioning recently, so
it may well have changed in the upgrade.

> any chance this can be configured somewhere in pygrub ? or in the xl
> config file ?

AFAIK it is a compile time option only, so you'd need to rebuild.

13MB is pretty meagre for /var/run though, on Debian mine is a 700MB
ramdisk for example...

Ian.




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