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我目前在Play 2.2.1上,在白天運行生產Web應用程序後,我的日誌中出現以下錯誤。看起來我正在用盡連接/我不能正確地關閉某些東西,但我似乎無法弄清楚它是什麼。Play 2.2框架中打開的文件過多(套接字)
2014-02-11 18:19:24,660 - [ERROR] - from play in play-akka.actor.default-dispatcher-31
Cannot invoke the action, eventually got an error: java.util.concurrent.ExecutionException: java.net.SocketException: Too many open files
2014-02-11 18:19:24,664 - [ERROR] - from application in play-akka.actor.default-dispatcher-31
! @6h8a5lf50 - Internal server error, for (POST) [/ws-tester/ajaxProcessInput?env=development&token=XXX&dataType=xml] ->
play.api.Application$$anon$1: Execution exception[[ExecutionException: java.net.SocketException: Too many open files]]
at play.api.Application$class.handleError(Application.scala:293) ~[com.typesafe.play.play_2.10-2.2.1.jar:2.2.1]
at play.api.DefaultApplication.handleError(Application.scala:399) [com.typesafe.play.play_2.10-2.2.1.jar:2.2.1]
at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$2$$anonfun$applyOrElse$3.apply(PlayDefaultUpstreamHandler.scala:261) [com.typesafe.play.play_2.10-2.2.1.jar:2.2.1]
at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$2$$anonfun$applyOrElse$3.apply(PlayDefaultUpstreamHandler.scala:261) [com.typesafe.play.play_2.10-2.2.1.jar:2.2.1]
at scala.Option.map(Option.scala:145) [org.scala-lang.scala-library-2.10.3.jar:na]
at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$2.applyOrElse(PlayDefaultUpstreamHandler.scala:261) [com.typesafe.play.play_2.10-2.2.1.jar:2.2.1]
at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$2.applyOrElse(PlayDefaultUpstreamHandler.scala:257) [com.typesafe.play.play_2.10-2.2.1.jar:2.2.1]
at scala.concurrent.Future$$anonfun$recoverWith$1.apply(Future.scala:344) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.Future$$anonfun$recoverWith$1.apply(Future.scala:343) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:32) [org.scala-lang.scala-library-2.10.3.jar:na]
at play.api.libs.iteratee.Execution$$anon$1.execute(Execution.scala:43) [com.typesafe.play.play-iteratees_2.10-2.2.1.jar:2.2.1]
at scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:40) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:248) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.Promise$class.complete(Promise.scala:55) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:153) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.Future$$anonfun$flatMap$1.apply(Future.scala:249) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.Future$$anonfun$flatMap$1.apply(Future.scala:249) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:32) [org.scala-lang.scala-library-2.10.3.jar:na]
at play.api.libs.iteratee.Execution$$anon$2.execute(Execution.scala:70) [com.typesafe.play.play-iteratees_2.10-2.2.1.jar:2.2.1]
at scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:40) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:248) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.Promise$class.complete(Promise.scala:55) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:153) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.Future$$anonfun$flatMap$1.apply(Future.scala:249) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.Future$$anonfun$flatMap$1.apply(Future.scala:249) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:32) [org.scala-lang.scala-library-2.10.3.jar:na]
at play.api.libs.iteratee.Execution$$anon$2.execute(Execution.scala:70) [com.typesafe.play.play-iteratees_2.10-2.2.1.jar:2.2.1]
at scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:40) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:248) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.Promise$class.complete(Promise.scala:55) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:153) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.impl.Future$PromiseCompletingRunnable.run(Future.scala:23) [org.scala-lang.scala-library-2.10.3.jar:na]
at akka.dispatch.TaskInvocation.run(AbstractDispatcher.scala:42) [com.typesafe.akka.akka-actor_2.10-2.2.0.jar:2.2.0]
at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:386) [com.typesafe.akka.akka-actor_2.10-2.2.0.jar:2.2.0]
at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) [org.scala-lang.scala-library-2.10.3.jar:na]
at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) [org.scala-lang.scala-library-2.10.3.jar:na]
Caused by: java.util.concurrent.ExecutionException: java.net.SocketException: Too many open files
at com.ning.http.client.providers.jdk.JDKFuture.get(JDKFuture.java:143) ~[com.ning.async-http-client-1.7.18.jar:na]
at com.ning.http.client.providers.jdk.JDKFuture.get(JDKFuture.java:118) ~[com.ning.async-http-client-1.7.18.jar:na]
at dispatch.HttpExecutor$$anonfun$apply$2$$anonfun$apply$3.apply(execution.scala:50) ~[net.databinder.dispatch.dispatch-core_2.10-0.11.0.jar:0.11.0]
at scala.util.Try$.apply(Try.scala:161) ~[org.scala-lang.scala-library-2.10.3.jar:na]
at dispatch.HttpExecutor$$anonfun$apply$2.apply(execution.scala:50) ~[net.databinder.dispatch.dispatch-core_2.10-0.11.0.jar:0.11.0]
at dispatch.HttpExecutor$$anonfun$apply$2.apply(execution.scala:50) ~[net.databinder.dispatch.dispatch-core_2.10-0.11.0.jar:0.11.0]
at dispatch.package$$anon$1.run(package.scala:18) ~[net.databinder.dispatch.dispatch-core_2.10-0.11.0.jar:0.11.0]
at scala.concurrent.impl.ExecutionContextImpl$$anon$3.exec(ExecutionContextImpl.scala:107) ~[org.scala-lang.scala-library-2.10.3.jar:na]
... 4 common frames omitted
java.net.SocketException: Too many open files
at java.net.Socket.createImpl(Socket.java:414) ~[na:1.6.0_18]
at java.net.Socket.connect(Socket.java:544) ~[na:1.6.0_18]
at sun.net.NetworkClient.doConnect(NetworkClient.java:169) ~[na:1.6.0_18]
at sun.net.www.http.HttpClient.openServer(HttpClient.java:409) ~[na:1.6.0_18]
at sun.net.www.http.HttpClient.openServer(HttpClient.java:530) ~[na:1.6.0_18]
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:289) ~[na:1.6.0_18]
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:346) ~[na:1.6.0_18]
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:191) ~[na:1.6.0_18]
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:914) ~[na:1.6.0_18]
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:177) ~[na:1.6.0_18]
at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:979) ~[na:1.6.0_18]
at sun.net.www.protocol.https.HttpsURLConnectionImpl.getOutputStream(HttpsURLConnectionImpl.java:250) ~[na:1.6.0_18]
at com.ning.http.client.providers.jdk.JDKAsyncHttpProvider$AsyncHttpUrlConnection.configure(JDKAsyncHttpProvider.java:577) ~[com.ning.async-http-client-1.7.18.jar:na]
at com.ning.http.client.providers.jdk.JDKAsyncHttpProvider$AsyncHttpUrlConnection.call(JDKAsyncHttpProvider.java:238) ~[com.ning.async-http-client-1.7.18.jar:na]
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) ~[na:1.6.0_18]
at java.util.concurrent.FutureTask.run(FutureTask.java:166) ~[na:1.6.0_18]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) ~[na:1.6.0_18]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) ~[na:1.6.0_18]
at java.lang.Thread.run(Thread.java:636) ~[na:1.6.0_18]
主頁面仍然顯示,但應用程序在AJAX調用中失敗。 Ajax的功能是相當簡單:
def ajaxProcessInput(env : String, token : String , data : String, dataType : String) = Action {
dataType.toLowerCase() match {
case "csv" => {
val a = CSVObject(CSV.parse(data))
Ok(views.html.ajaxProvisioningResponse("(Not implemented yet) :: " + a.toString()))
}
case "xml" => {
ProvisioningServiceHandler.provision(environments.get(env),token = Base64Binary(token),data) match {
case Right(result) => { Ok(views.html.ajaxProvisioningResponse(result.resultData.getOrElse("No Result"))) }
case Left(error) => { InternalServerError(views.html.ajaxSOAPFault(error)) }
}
}
case _ => Ok("Invalid Data Type")
}
}
我把它用這片咖啡腳本的:
process = (entry,type) ->
jsRoutes.controllers.ServiceProvisioner.ajaxProcessInput($('#environment').find('option:selected').val(), $('#authToken').text(), $(entry).val(),type).ajax
success: (rr) ->
$('#provResponse').html rr
error: (rr) ->
$('#provResponse').html rr.responseText
$("#processCSV").click ->
process '#csvEntry','csv'
$("#processXML").click ->
process '#xmlEntry','xml'
,並在情況下,它的問題,這是我如何生成我的Javascript路線:
def jsRoutes = Action { implicit request =>
Ok(
Routes.javascriptRouter("jsRoutes")
(routes.javascript.ServiceProvisioner.ajaxAuthToken,
routes.javascript.ServiceProvisioner.ajaxProcessInput)
).as("text/javascript")
}
下面是實際路線:
POST /ajaxProcessInput controllers.ServiceProvisioner.ajaxProcessInput(env : String, token : String , data : String, dataType : String)
GET /jsRoutes controllers.ServiceProvisioner.jsRoutes
我有他們在我的HTML視圖像這樣:
<script type="text/javascript" src="@routes.ServiceProvisioner.jsRoutes"></script>
我如何在Play的WS客戶端上使用scalaxb?我假設我會用play.api.libs.ws中的類替換DispatcHttpClient?我嘗試搜索,但找不到任何示例。 – djsumdog
找到我創建我的SOAP客戶端並將其更改爲一個懶惰的val模式以重用它們;解決了這個問題。謝謝! – djsumdog
懶惰的val可能適用於您的應用程序在生產中,但它可能會導致開發中的問題,每次您的應用程序重新加載,這些線程將不會關閉,所以你會有相同的泄漏。 Play開始時最好創建它,當Play停止時將其關閉,可以在Global中或通過實現Plugin接口來完成。 –