[ovirt-users] Memory and swap issue

[Jeff Clay]

126455 MB total, 863 MB used, 125592 MB free
 That's what I'm showing right now, but I don't have as many VM's running
at the moment. There are currently 8 running and I was getting that issue
yesterday when I got around the 15 vm mark.











On Thu, Jun 5, 2014 at 2:07 PM, Itamar Heim <iheim at redhat.com> wrote:

> On 06/05/2014 02:24 AM, Jeff Clay wrote:
>
>> I'm getting the following error trying to start a VM. I have 64 gb of
>> RAM on this host. I got this error once before and found that my swap
>> partition was only 2gb or so. I increased the swap size to 124GB and the
>> problem went away. Below is the error when trying to start a VM and
>> below that is what my output from "free -g". I don't see why I'm getting
>> a swap file error when there's plenty of it available.
>>
>>
>>   * Cannot run VM. Host swap percentage is above the defined threshold.
>>
>>     - Check your configuration parameters for Host Swap Percentage.
>>   * Cannot run VM. There is no host that satisfies current scheduling
>>
>>     constraints. See below for details:
>>   * The host USARPAOVRTHOST02 did not satisfy internal filter Memory.
>>
>>
>>
>>
>> [root at usarpaovrthost02 ~]# free -g
>>               total       used       free     shared    buffers     cached
>> Mem:            62         62          0          0          0         12
>> -/+ buffers/cache:         50         12
>> Swap:          123         12        110
>> [root at usarpaovrthost02 ~]#
>> [root at usarpaovrthost02 ~]#
>> [root at usarpaovrthost02 ~]# swapon -s
>> Filename                                Type            Size    Used
>> Priority
>> /dev/dm-1                               partition       129490936
>> 12811000        -1
>> [root at usarpaovrthost02 ~]#
>>
>>
>>
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>>
>>
> what do you see under host general subtab for swap percentage?
>
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