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From "prashant kumar mishra (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (CLOUDSTACK-1695) Not enough cpu avialable in cluster according to new overcommit ratio but all stopped Vms can be started without any failure(required cpu for stopped vm is > > available cpu )
Date Fri, 05 Jul 2013 04:47:48 GMT

    [ https://issues.apache.org/jira/browse/CLOUDSTACK-1695?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13700453#comment-13700453
] 

prashant kumar mishra commented on CLOUDSTACK-1695:
---------------------------------------------------

screenshot shows total cpu usage > overcommited cpu resource at cluster level 
                
> Not enough cpu avialable in cluster according to new overcommit ratio but all stopped
Vms can be started without any failure(required cpu for stopped vm is > > available
cpu )
> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: CLOUDSTACK-1695
>                 URL: https://issues.apache.org/jira/browse/CLOUDSTACK-1695
>             Project: CloudStack
>          Issue Type: Bug
>      Security Level: Public(Anyone can view this level - this is the default.) 
>    Affects Versions: 4.2.0
>         Environment: XEN,KVM   Branch Master
>            Reporter: prashant kumar mishra
>            Assignee: Bharat Kumar
>             Fix For: 4.2.0
>
>         Attachments: DB_logs.rar, screenshot-1.jpg
>
>
> After Stop/Destroy , vms can be successfully start/Restore-start  only when enough resources
are available based on current overcommit ratio, .
> Step to Reproduce
> -----------------------------
> 1-Set cpu overcommit ratio to 4
> 2-Deploy vms such that no cpu left in cluster
> 3-change overcommit ratio to 1
> 4-Stop/Destroy all the vms
> 5-Start/restore-start all vms
> Expected Result
> -------------------------
> only few vms should come up ,since there is  less resource(overcommit ratio=1) available
 than before (when overcommit ratio was 4)
> Actual
> ----------------
> All vm stopped/Destroyed  in step 4 came up without any failure

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