huaxiangsun commented on a change in pull request #3113:
URL: https://github.com/apache/hbase/pull/3113#discussion_r608242892
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File path:
hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/RpcConnection.java
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@@ -89,7 +90,18 @@ protected RpcConnection(Configuration conf, HashedWheelTimer
timeoutTimer, Conne
MetricsConnection metrics) throws IOException {
this.timeoutTimer = timeoutTimer;
this.codec = codec;
- this.compressor = compressor;
+ if (compressor != null) {
Review comment:
Checking if compressor is null is that it can avoid a dns resolution if
compressor is null (no compression is configured), which is the common use case.
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