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https://issues.apache.org/jira/browse/HDDS-58?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Anu Engineer updated HDDS-58:
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Labels: alpha2 (was: )
Fix Version/s: (was: 0.3.0)
> Optimize number of allocated block rpc by aggregating multiple block
> allocation requests
> ----------------------------------------------------------------------------------------
>
> Key: HDDS-58
> URL: https://issues.apache.org/jira/browse/HDDS-58
> Project: Hadoop Distributed Data Store
> Issue Type: Improvement
> Components: Ozone Manager
> Affects Versions: 0.2.1
> Reporter: Mukul Kumar Singh
> Assignee: Mukul Kumar Singh
> Priority: Major
> Labels: alpha2
> Attachments: HDFS-12838-HDFS-7240.001.patch,
> HDFS-12838-HDFS-7240.002.patch, HDFS-12838-HDFS-7240.003.patch,
> HDFS-12838-HDFS-7240.004.patch, HDFS-12838-HDFS-7240.005.patch,
> HDFS-12838-HDFS-7240.006.patch
>
>
> Currently KeySpaceManager allocates multiple blocks by sending multiple block
> allocation requests over the RPC. This can be optimized to aggregate multiple
> block allocation request over one rpc.
> {code}
> while (requestedSize > 0) {
> long allocateSize = Math.min(scmBlockSize, requestedSize);
> AllocatedBlock allocatedBlock =
> scmBlockClient.allocateBlock(allocateSize, type, factor);
> KsmKeyLocationInfo subKeyInfo = new KsmKeyLocationInfo.Builder()
> .setContainerName(allocatedBlock.getPipeline().getContainerName())
> .setBlockID(allocatedBlock.getKey())
> .setShouldCreateContainer(allocatedBlock.getCreateContainer())
> .setIndex(idx++)
> .setLength(allocateSize)
> .setOffset(0)
> .build();
> locations.add(subKeyInfo);
> requestedSize -= allocateSize;
> }
> {code}
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