Github user sudheeshkatkam commented on a diff in the pull request: https://github.com/apache/drill/pull/480#discussion_r74346473 --- Diff: exec/java-exec/src/main/java/org/apache/drill/exec/server/BootStrapContext.java --- @@ -53,6 +54,8 @@ public BootStrapContext(DrillConfig config, ScanResult classpathScan) { this.loop2 = TransportCheck.createEventLoopGroup(config.getInt(ExecConstants.BIT_SERVER_RPC_THREADS), "BitClient-"); // Note that metrics are stored in a static instance this.metrics = DrillMetrics.getRegistry(); + this.userLoopGroup = TransportCheck.createEventLoopGroup(config.getInt(ExecConstants.USER_SERVER_RPC_THREADS), --- End diff -- Filed DRILL-4841.
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