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From "ASF subversion and git services (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (CLOUDSTACK-4529) VM internal name should not be retrived seperatly inside a loop, this will cause big performance impact
Date Wed, 28 Aug 2013 00:09:53 GMT

    [ https://issues.apache.org/jira/browse/CLOUDSTACK-4529?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13751936#comment-13751936
] 

ASF subversion and git services commented on CLOUDSTACK-4529:
-------------------------------------------------------------

Commit a1fd39faeef0de12e0ca52f28002796c21c5d6c7 in branch refs/heads/4.2 from [~kelveny]
[ https://git-wip-us.apache.org/repos/asf?p=cloudstack.git;h=a1fd39f ]

CLOUDSTACK-4529: use property collector to collect all information in one round
(cherry picked from commit 687e87faa7a2d828fa428ac0b013e0c1de361bdc)

Signed-off-by: animesh <animesh@apache.org>

                
> VM internal name should not be retrived seperatly inside a loop, this will cause big
performance impact
> -------------------------------------------------------------------------------------------------------
>
>                 Key: CLOUDSTACK-4529
>                 URL: https://issues.apache.org/jira/browse/CLOUDSTACK-4529
>             Project: CloudStack
>          Issue Type: Bug
>      Security Level: Public(Anyone can view this level - this is the default.) 
>            Reporter: Kelven Yang
>            Assignee: Kelven Yang
>            Priority: Critical
>
> When I reviewed some of recent VMware changes, found that the latest change on HostMO.getVmVncPortsOnHost
has introduced a performance impact.
> VMware API is designed to use as less as calls to vCenter with property collectors, we
need to use it the right way to avoid individual call to vCenter, especially inside a loop

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