[
https://issues.apache.org/jira/browse/HDFS-15448?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
jianghua zhu updated HDFS-15448:
--------------------------------
Description:
When starting a DataNode, call BlockPoolManager#startAll() twice.
The first call:
BlockPoolManager#doRefreshNamenodes()
private void doRefreshNamenodes(
Map<String, Map<String, InetSocketAddress>> addrMap,
Map<String, Map<String, InetSocketAddress>> lifelineAddrMap)
throws IOException {
...
startAll();
...
}
The second call:
DataNode#runDatanodeDaemon()
public void runDatanodeDaemon() throws IOException {
blockPoolManager.startAll();
...
}
> When starting a DataNode, call BlockPoolManager#startAll() twice.
> -----------------------------------------------------------------
>
> Key: HDFS-15448
> URL: https://issues.apache.org/jira/browse/HDFS-15448
> Project: Hadoop HDFS
> Issue Type: Improvement
> Affects Versions: 3.1.1
> Reporter: jianghua zhu
> Assignee: jianghua zhu
> Priority: Major
>
> When starting a DataNode, call BlockPoolManager#startAll() twice.
> The first call:
> BlockPoolManager#doRefreshNamenodes()
> private void doRefreshNamenodes(
> Map<String, Map<String, InetSocketAddress>> addrMap,
> Map<String, Map<String, InetSocketAddress>> lifelineAddrMap)
> throws IOException {
> ...
> startAll();
> ...
> }
> The second call:
> DataNode#runDatanodeDaemon()
> public void runDatanodeDaemon() throws IOException {
> blockPoolManager.startAll();
> ...
> }
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