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Posted to dev@rocketmq.apache.org by GitBox <gi...@apache.org> on 2018/11/16 01:36:33 UTC
[GitHub] jiangxinlingdu opened a new pull request #543: When first Store message mappedFile is null ,Concurrency create will more one mappedFile
jiangxinlingdu opened a new pull request #543: When first Store message mappedFile is null ,Concurrency create will more one mappedFile
URL: https://github.com/apache/rocketmq/pull/543
## What is the purpose of the change
Fixes [#542](https://github.com/apache/rocketmq/issues/542)
## Brief changelog
```
putMessageLock.lock(); //spin or ReentrantLock ,depending on store config
try {
MappedFile mappedFile = this.mappedFileQueue.getLastMappedFile();
long beginLockTimestamp = this.defaultMessageStore.getSystemClock().now();
this.beginTimeInLock = beginLockTimestamp;
// Here settings are stored timestamp, in order to ensure an orderly
// global
msg.setStoreTimestamp(beginLockTimestamp);
if (null == mappedFile || mappedFile.isFull()) {
mappedFile = this.mappedFileQueue.getLastMappedFile(0); // Mark: NewFile may be cause noise
}
if (null == mappedFile) {
log.error("create mapped file1 error, topic: " + msg.getTopic() + " clientAddr: " + msg.getBornHostString());
beginTimeInLock = 0;
return new PutMessageResult(PutMessageStatus.CREATE_MAPEDFILE_FAILED, null);
}
```
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