Hi, Please unsubscribe me from this list. I've already sent a request email at designated email for the same. However, I'm getting such email.
Request concerned person to please do the needful. Thanks and Regards, Neeraj Garg ----- Original Message ----- From: Ted Yu (JIRA) [mailto:[email protected]] Sent: Thursday, May 29, 2014 10:53 PM India Standard Time To: [email protected] <[email protected]> Subject: [jira] [Updated] (HBASE-11267) Dynamic metrics2 metrics may consume large amount of heap memory [ https://issues.apache.org/jira/browse/HBASE-11267?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ted Yu updated HBASE-11267: --------------------------- Attachment: 11267-v1.txt Please see patch v1 > Dynamic metrics2 metrics may consume large amount of heap memory > ---------------------------------------------------------------- > > Key: HBASE-11267 > URL: https://issues.apache.org/jira/browse/HBASE-11267 > Project: HBase > Issue Type: Bug > Reporter: Ted Yu > Fix For: 0.99.0 > > Attachments: 11267-v1.txt > > > User sunweiei provided the following jmap output in 0.96 deployment: > {code} > num #instances #bytes class name > ---------------------------------------------- > 1: 14917882 3396492464 [C > 2: 1996994 2118021808 [B > 3: 43341650 1733666000 java.util.LinkedHashMap$Entry > 4: 14453983 1156550896 [Ljava.util.HashMap$Entry; > 5: 14446577 924580928 > org.apache.hadoop.metrics2.lib.Interns$CacheWith2Keys$2 > {code} > Heap consumption by Interns$CacheWith2Keys$2 could be due to calls to > Interns.info() in DynamicMetricsRegistry. > This scenario would arise when large number of regions are tracked through > metrics2. > Interns class doesn't provide API to remove entries in its internal Map. > Meaning, DynamicMetricsRegistry#clearMetrics() is unable to reclaim that part > of heap. -- This message was sent by Atlassian JIRA (v6.2#6252) **************** CAUTION - Disclaimer ***************** This e-mail contains PRIVILEGED AND CONFIDENTIAL INFORMATION intended solely for the use of the addressee(s). If you are not the intended recipient, please notify the sender by e-mail and delete the original message. Further, you are not to copy, disclose, or distribute this e-mail or its contents to any other person and any such actions are unlawful. This e-mail may contain viruses. Infosys has taken every reasonable precaution to minimize this risk, but is not liable for any damage you may sustain as a result of any virus in this e-mail. You should carry out your own virus checks before opening the e-mail or attachment. Infosys reserves the right to monitor and review the content of all messages sent to or from this e-mail address. Messages sent to or from this e-mail address may be stored on the Infosys e-mail system. ***INFOSYS******** End of Disclaimer ********INFOSYS***
