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From "Andrew Purtell (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-6480) If callQueueSize exceed maxQueueSize, all call will be rejected, do not reject priorityCall
Date Tue, 21 Apr 2015 00:40:59 GMT

     [ https://issues.apache.org/jira/browse/HBASE-6480?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Andrew Purtell updated HBASE-6480:
----------------------------------
    Resolution: Not A Problem
        Status: Resolved  (was: Patch Available)

> If callQueueSize exceed maxQueueSize, all call will be rejected, do not reject priorityCall

> --------------------------------------------------------------------------------------------
>
>                 Key: HBASE-6480
>                 URL: https://issues.apache.org/jira/browse/HBASE-6480
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: binlijin
>         Attachments: HBASE-6480-94.patch, HBASE-6480-trunk.patch
>
>
> Current if the callQueueSize exceed maxQueueSize, all call will be rejected, Should we
let the priority Call pass through?
> Current:
> {code}
> if ((callSize + callQueueSize.get()) > maxQueueSize) {
>   Call callTooBig = xxx
>   return ;
> }
> if (priorityCallQueue != null && getQosLevel(param) > highPriorityLevel) {
>   priorityCallQueue.put(call);
>   updateCallQueueLenMetrics(priorityCallQueue);
> } else {
>   callQueue.put(call);              // queue the call; maybe blocked here
>   updateCallQueueLenMetrics(callQueue);
> }
> {code}
> Should we change it to :
> {code}
> if (priorityCallQueue != null && getQosLevel(param) > highPriorityLevel) {
>   priorityCallQueue.put(call);
>   updateCallQueueLenMetrics(priorityCallQueue);
> } else {
>   if ((callSize + callQueueSize.get()) > maxQueueSize) {
>    Call callTooBig = xxx
>    return ;
>   }
>   callQueue.put(call);              // queue the call; maybe blocked here
>   updateCallQueueLenMetrics(callQueue);
> }
> {code}



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