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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, 04 Sep 2013 22:42:53 GMT

    [ https://issues.apache.org/jira/browse/CLOUDSTACK-4529?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13758463#comment-13758463
] 

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

Commit a4762b0904248ebd277d918325106b68d0fbd6cc in branch refs/heads/master from [~kelveny]
[ https://git-wip-us.apache.org/repos/asf?p=cloudstack.git;h=a4762b0 ]

CLOUDSTACK-4464,CLOUDSTACK-4529: use property collector to collect all information in one
round, we have a few other places that need to do it the same way

                
> 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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