lokeshj1703 commented on a change in pull request #714: HDDS-1406. Avoid usage
of commonPool in RatisPipelineUtils.
URL: https://github.com/apache/hadoop/pull/714#discussion_r274492733
##########
File path:
hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/pipeline/RatisPipelineUtils.java
##########
@@ -146,18 +156,21 @@ private static void callRatisRpc(List<DatanodeDetails>
datanodes,
SecurityConfig(ozoneConf));
final TimeDuration requestTimeout =
RatisHelper.getClientRequestTimeout(ozoneConf);
- datanodes.parallelStream().forEach(d -> {
- final RaftPeer p = RatisHelper.toRaftPeer(d);
- try (RaftClient client = RatisHelper
- .newRaftClient(SupportedRpcType.valueOfIgnoreCase(rpcType), p,
- retryPolicy, maxOutstandingRequests, tlsConfig, requestTimeout))
{
- rpc.accept(client, p);
- } catch (IOException ioe) {
- String errMsg =
- "Failed invoke Ratis rpc " + rpc + " for " + d.getUuid();
- LOG.error(errMsg, ioe);
- exceptions.add(new IOException(errMsg, ioe));
- }
+ pool.submit(() -> {
Review comment:
I think we need to make submit call for each datanode.
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