[Xen-users] Re: xm mem-set Domain-0 box went poof

[Brandon Lamb <brandonlamb@xxxxxxxxx>]

On Sun, Mar 14, 2010 at 1:49 AM, Brandon Lamb <brandonlamb@xxxxxxxxx> wrote:
> On a fresh reboot
>
> free:
>       total   used    free shared buffers cached
> Mem: 3371340 448156 2923184      0    5328  77840
>
> ----------
>
> top:
> Mem:   3371340k total,   449044k used,  2922296k free,     5344k buffers
>
> ----------
>
> xentop - 01:44:00   Xen 3.4.3-rc4-pre
> 1 domains: 1 running, 0 blocked, 0 paused, 0 crashed, 0 dying, 0 shutdown
> Mem: 4160828k total, 4022996k used, 137832k free    CPUs: 4 @ 2308MHz
>      NAME  STATE   CPU(sec) CPU(%)     MEM(k) MEM(%)  MAXMEM(k)
> MAXMEM(%) VCPUS NETS NETTX(k) NETRX(k) VBDS   VBD_OO   VBD_RD   VBD_WR
> SSID
>  Domain-0 -----r        109    2.2    3965032   95.3   no limit       n/a     
> 4
>
> ----------
>
> xm mem-set Domain-0 512
>
> xentop showed ~1G memory (26% memory), then right after this i tried
>
> xm mem-set Domain-0 192
>
> ... box died with caps and scroll lock flashing.
>
> I had dom0_mem=512, dom0-min-mem=192
>
> xen-3.4-testing-hg and xen/master kernel from jeremy's git repo

Maybe Im not understanding what I *should* be seeing with the various
top/free/xentop tools. If I set dom0_mem=512 and dom0-min-mem=512
shouldnt free/top/xentop show Domain-0 as 512M used?

Maybe I should have stuck this in my other thread, kind of the same
post I guess sorry

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