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https://issues.apache.org/jira/browse/PHOENIX-6448?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kadir Ozdemir updated PHOENIX-6448:
-----------------------------------
Attachment: PHOENIX-6448.master.001.patch
> ConnectionQueryServicesImpl init failure may cause Full GC.
> -----------------------------------------------------------
>
> Key: PHOENIX-6448
> URL: https://issues.apache.org/jira/browse/PHOENIX-6448
> Project: Phoenix
> Issue Type: Bug
> Reporter: Chen Feng
> Assignee: Kadir Ozdemir
> Priority: Major
> Attachments: PHOENIX-6448.master.001.patch
>
>
> in ConnectionQueryServicesImpl.init()
> In some cases(e.g. the user has not permissions to create SYSTEM.CATALOG),
> there's only LOGGER.WARN and return null directly.
> {code:java}
> // Some comments here
> {
> ...
> if (inspectIfAnyExceptionInChain(e, Collections.<Class<? extends
> Exception>> singletonList(AccessDeniedException.class))) {
> // Pass
> LOGGER.warn("Could not check for Phoenix SYSTEM tables," +
> " assuming they exist and are properly configured");
>
> checkClientServerCompatibility(SchemaUtil.getPhysicalName(SYSTEM_CATALOG_NAME_BYTES,
> getProps()).getName());
> success = true;
> }
> ...
> return null;
> }
> ...
> scheduleRenewLeaseTasks();
> {code}
> Therefore, the following scheduleRenewLeaseTasks will be skipped and no
> exception is thrown.
>
> 1. scheduleRenewLeaseTasks not called
> 2. no renew task started
> 3. queries will call PhoenixConection.addIteratorForLeaseRenewal() as usual
> 4. the scannerQueue is unlimited therefore it will always adding new items.
> 5. Full GC.
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