[17:20:09] [spark-async-sampler-worker-thread/WARN]: Error whilst sending updated sampler data to the socket
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: java.net.SocketTimeoutException: Read timed out
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/jdk.internal.reflect.DirectConstructorHandleAccessor.newInstance(DirectConstructorHandleAccessor.java:62)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:502)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:486)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.net.www.protocol.http.HttpURLConnection$10.run(HttpURLConnection.java:2070)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.net.www.protocol.http.HttpURLConnection$10.run(HttpURLConnection.java:2065)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.security.AccessController.doPrivileged(AccessController.java:571)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.net.www.protocol.http.HttpURLConnection.getChainedException(HttpURLConnection.java:2064)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1634)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1614)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:223)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at knot//me.lucko.spark.common.util.BytebinClient.postContent(BytebinClient.java:78)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at knot//me.lucko.spark.common.util.BytebinClient.postContent(BytebinClient.java:84)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at knot//me.lucko.spark.common.ws.ViewerSocket.processWindowRotate(ViewerSocket.java:117)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at knot//me.lucko.spark.common.sampler.AbstractSampler.lambda$processWindowRotate$0(AbstractSampler.java:157)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.util.concurrent.CopyOnWriteArrayList.bulkRemove(CopyOnWriteArrayList.java:925)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.util.concurrent.CopyOnWriteArrayList.bulkRemove(CopyOnWriteArrayList.java:917)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.util.concurrent.CopyOnWriteArrayList.removeIf(CopyOnWriteArrayList.java:900)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at knot//me.lucko.spark.common.sampler.AbstractSampler.processWindowRotate(AbstractSampler.java:152)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at knot//me.lucko.spark.common.sampler.async.AsyncSampler.lambda$rotateProfilerJob$0(AsyncSampler.java:153)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:572)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.lang.Thread.run(Thread.java:1583)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: Caused by: java.net.SocketTimeoutException: Read timed out
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:278)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:304)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:346)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:796)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:1099)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:489)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:483)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1461)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1066)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.io.BufferedInputStream.fill(BufferedInputStream.java:291)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.io.BufferedInputStream.read1(BufferedInputStream.java:347)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.io.BufferedInputStream.implRead(BufferedInputStream.java:420)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:399)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.net.www.http.HttpClient.parseHTTPHeader(HttpClient.java:827)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.net.www.http.HttpClient.parseHTTP(HttpClient.java:759)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1705)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1614)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.net.www.protocol.http.HttpURLConnection.getHeaderField(HttpURLConnection.java:3250)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at java.base/sun.net.www.protocol.https.HttpsURLConnectionImpl.getHeaderField(HttpsURLConnectionImpl.java:260)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	at knot//me.lucko.spark.common.util.BytebinClient.postContent(BytebinClient.java:72)
[17:20:09] [spark-async-sampler-worker-thread/INFO]: [STDERR]: 	... 14 more