[
https://issues.apache.org/jira/browse/HIVE-25892?focusedWorklogId=714414&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-714414
]
ASF GitHub Bot logged work on HIVE-25892:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 25/Jan/22 11:45
Start Date: 25/Jan/22 11:45
Worklog Time Spent: 10m
Work Description: dengzhhu653 commented on a change in pull request #2967:
URL: https://github.com/apache/hive/pull/2967#discussion_r791630926
##########
File path:
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/HMSHandler.java
##########
@@ -705,32 +635,22 @@ public static RawStore getMSForConf(Configuration conf)
throws MetaException {
ms.shutdown();
throw e;
}
- threadLocalMS.set(ms);
- ms = threadLocalMS.get();
- LOG.info("Created RawStore: " + ms + " from thread id: " +
Thread.currentThread().getId());
+ HMSHandlerContext.setRawStore(ms);
+ LOG.info("Created RawStore: " + ms + " from thread id: " +
HMSHandlerContext.getThreadId());
}
return ms;
}
@Override
public TxnStore getTxnHandler() {
- return getMsThreadTxnHandler(conf);
- }
-
- public static TxnStore getMsThreadTxnHandler(Configuration conf) {
- TxnStore txn = threadLocalTxn.get();
- if (txn == null) {
- txn = TxnUtils.getTxnStore(conf);
- threadLocalTxn.set(txn);
- }
- return txn;
+ return HMSHandlerContext.getTxnStore(conf);
}
static RawStore newRawStoreForConf(Configuration conf) throws MetaException {
Configuration newConf = new Configuration(conf);
String rawStoreClassName = MetastoreConf.getVar(newConf,
ConfVars.RAW_STORE_IMPL);
- LOG.info(addPrefix("Opening raw store with implementation class:" +
rawStoreClassName));
- return RawStoreProxy.getProxy(newConf, conf, rawStoreClassName,
threadLocalId.get());
+ LOG.info("{}: Opening raw store with implementation class: {}",
HMSHandlerContext.getThreadId(), rawStoreClassName);
Review comment:
The `addPrefix` method will insert the threadId before the log, unsure
why do like this. It makes sense for me to remove the threadId from the log.
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Issue Time Tracking
-------------------
Worklog Id: (was: 714414)
Time Spent: 1h 40m (was: 1.5h)
> Group HMSHandler's thread locals into a single context
> ------------------------------------------------------
>
> Key: HIVE-25892
> URL: https://issues.apache.org/jira/browse/HIVE-25892
> Project: Hive
> Issue Type: Improvement
> Components: Standalone Metastore
> Reporter: Zhihua Deng
> Priority: Minor
> Labels: pull-request-available
> Time Spent: 1h 40m
> Remaining Estimate: 0h
>
> There are more than six ThreadLocal variables in HMSHandler, we can group
> them together into a single context to improve the management of variables
> and the code readability.
>
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