pan3793 commented on a change in pull request #1358:
URL: https://github.com/apache/incubator-kyuubi/pull/1358#discussion_r746438093
##########
File path:
kyuubi-common/src/main/scala/org/apache/kyuubi/config/KyuubiConf.scala
##########
@@ -499,6 +501,63 @@ object KyuubiConf {
.checkValue(p => p == 0 || (p > 1024 && p < 65535), "Invalid Port number")
.createWithDefault(10099)
+ val FRONTEND_MYSQL_BIND_HOST: OptionalConfigEntry[String] =
buildConf("frontend.mysql.bind.host")
+ .doc("Hostname or IP of the machine on which to run the MySQL frontend
service.")
+ .version("1.4.0")
+ .stringConf
+ .createOptional
+
+ val FRONTEND_MYSQL_BIND_PORT: ConfigEntry[Int] =
buildConf("frontend.mysql.bind.port")
+ .doc("Port of the machine on which to run the MySQL frontend service.")
+ .version("1.4.0")
+ .intConf
+ .checkValue(p => p == 0 || (p > 1024 && p < 65535), "Invalid Port number")
+ .createWithDefault(3309)
+
+ val FRONTEND_MYSQL_NETTY_BOSS_THREADS: ConfigEntry[Int] =
+ buildConf("frontend.mysql.netty.boss.threads")
+ .doc("Thread number in the netty boss event loop of MySQL frontend
service")
+ .version("1.4.0")
+ .intConf
+ .createWithDefault(1)
+
+ val FRONTEND_MYSQL_NETTY_WORKER_THREADS: ConfigEntry[Int] =
+ buildConf("frontend.mysql.netty.worker.threads")
+ .doc("Number of thread in the netty worker event loop of MySQL frontend
service")
+ .version("1.4.0")
+ .intConf
+ .createWithDefault(4)
Review comment:
It's reasonable to use the `DEFAULT_EVENT_LOOP_THREADS` for worker event
loop, but it is not suitable for boss event loop.
```
DEFAULT_EVENT_LOOP_THREADS = Math.max(1, SystemPropertyUtil.getInt(
"io.netty.eventLoopThreads",
NettyRuntime.availableProcessors() * 2));
```
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