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https://issues.apache.org/jira/browse/CLOUDSTACK-3366?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13741323#comment-13741323
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Sudha Ponnaganti commented on CLOUDSTACK-3366:
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Francois,
I will close it and pl reopen if you see this again
thanks
/sudha
> Autoscaling won't scale down
> ----------------------------
>
> Key: CLOUDSTACK-3366
> URL: https://issues.apache.org/jira/browse/CLOUDSTACK-3366
> Project: CloudStack
> Issue Type: Bug
> Security Level: Public(Anyone can view this level - this is the
> default.)
> Components: Management Server
> Affects Versions: 4.1.0, 4.2.0
> Reporter: Francois Gaudreault
> Assignee: Rajesh Battala
> Priority: Critical
> Fix For: 4.2.0
>
>
> When configuring Autoscaling, the autoscale will go UP, but not DOWN when
> traffic is back under thresholds.
> NetScaler seems to be triggering the SCALE_DOWN, but nothing happens on the
> CS side.
> Netscaler did:
> Autoscale: Evaluating autoscale policy
> Cloud-AutoScale-Policy-xxxxx-80-12Autoscale: Triggering autoscale action:
> SCALE_DOWN for policy: Cloud-AutoScale-ScaleDownAction-xxxxx-80Autoscale:
> :::925###POST /provision HTTP/1.1
> Host: NS
> Content-Length: 866
> { "autoscale" : { "ns" : { "sysid" : "98310000cb254307ee78" }, "vserver" : {
> "name" : "Cloud-VirtualServer-xxxxx-80", "servicegroupname" :
> "Cloudf84eaf4ed3fe43aebbc4d2ff9f7311bc" }, "cloudprofile" : { "type" :
> "CLOUDSTACK", "url" : "http://172.30.100.15:8080/client/api";, "apiKey" :
> "x2134OIL1TKNyW6PahIq4NubxMn1tK3krpQFyDWks8fv_[...]", "sharedsecret" :
> "HtpqjvHENGMqZLBcn_o-_[...]" }, "action" : { "type" : "SCALE_DOWN", "params"
> :
> "command=destroyVirtualMachine&lbruleid=24aab38f-f466-45c5-9878-484841ba1b9d",
> "quiettime" : "300", "destroyVMGracePeriod" : "30" }, "autoprovisiondns" : {
> "nsdomainname" :
> "autoscale-internal_server_Cloudf84eaf4ed3fe43aebbc4d2ff9f7311bc",
> "nsservername" :
> "autoscale-internal_server_Cloudf84eaf4ed3fe43aebbc4d2ff9f7311bc" } } }:::
> current time is Tue Jul 2 21:09:09 2013
> Autoscale: Timer Event: Cloud-AutoScale-Timer-xxxxx-80
> Returning avg_val: 67
> If I look in CloudStack, I do see the deployVirtualMachine calls coming from
> the NetScaler during the scale up, but I don't see any destroyVirtualMachine
> hitting the server for the scale down.
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