We are seeing this error on Windows Server 2019 Jan 21, 2022 10:30:21 AM org.apache.tomcat.util.net.AprEndpoint setSocketOptions SEVERE: Error allocating socket processor java.io.IOException: Duplicate accept detected. This is a known OS bug. Please consider reporting that you are affected: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1924298 at org.apache.tomcat.util.net.AprEndpoint.setSocketOptions(AprEndpoint.java:811) at org.apache.tomcat.util.net.AprEndpoint.setSocketOptions(AprEndpoint.java:83) at org.apache.tomcat.util.net.Acceptor.run(Acceptor.java:149) at java.base/java.lang.Thread.run(Thread.java:829)
Adoptium JDK jdk-11.0.13+8 64bit Apache Tomcat 9.0.56 tomcat-native-1.2.31 openssl-1.1.1l apr-1.7.0 apr-util-1.6.1 2022-01-21 09:58:59 Apache Commons Daemon procrun stdout initialized. Jan 21, 2022 9:59:01 AM org.apache.catalina.core.AprLifecycleListener lifecycleEvent INFO: Loaded Apache Tomcat Native library [1.2.31] using APR version [1.7.0]. Jan 21, 2022 9:59:01 AM org.apache.catalina.core.AprLifecycleListener lifecycleEvent INFO: APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true], UDS [true]. Jan 21, 2022 9:59:01 AM org.apache.catalina.core.AprLifecycleListener lifecycleEvent INFO: APR/OpenSSL configuration: useAprConnector [false], useOpenSSL [true] Jan 21, 2022 9:59:01 AM org.apache.catalina.core.AprLifecycleListener initializeSSL INFO: OpenSSL successfully initialized [OpenSSL 1.1.1l 24 Aug 2021] Jan 21, 2022 9:59:01 AM org.apache.coyote.AbstractProtocol init INFO: Initializing ProtocolHandler ["http-apr-0.0.0.0-xxxxx"] Jan 21, 2022 9:59:01 AM org.apache.coyote.AbstractProtocol init INFO: Initializing ProtocolHandler ["https-openssl-apr-0.0.0.0-xxxxx"] Jan 21, 2022 9:59:01 AM org.apache.tomcat.util.net.openssl.OpenSSLUtil getKeyManagers Jan 21, 2022 9:59:01 AM org.apache.catalina.startup.Catalina load INFO: Server initialization in [667] milliseconds Jan 21, 2022 9:59:01 AM org.apache.catalina.core.StandardService startInternal INFO: Starting service [Catalina] Jan 21, 2022 9:59:01 AM org.apache.catalina.core.StandardEngine startInternal INFO: Starting Servlet engine: [Apache Tomcat/9.0.56] AND We are seeing the error on Ubuntu 20.04.3 LTS Jan 21, 2022 8:55:02 AM org.apache.tomcat.util.net.AprEndpoint setSocketOptions SEVERE: Error allocating socket processor java.io.IOException: Duplicate accept detected. This is a known OS bug. Please consider reporting that you are affected: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1924298 at org.apache.tomcat.util.net.AprEndpoint.setSocketOptions(AprEndpoint.java:811) at org.apache.tomcat.util.net.AprEndpoint.setSocketOptions(AprEndpoint.java:83) at org.apache.tomcat.util.net.Acceptor.run(Acceptor.java:149) at java.base/java.lang.Thread.run(Thread.java:829) Jan 21, 2022 7:08:11 AM org.apache.catalina.core.AprLifecycleListener lifecycleEvent INFO: Loaded Apache Tomcat Native library [1.2.31] using APR version [1.7.0]. Jan 21, 2022 7:08:11 AM org.apache.catalina.core.AprLifecycleListener lifecycleEvent INFO: APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true], UDS [true]. Jan 21, 2022 7:08:11 AM org.apache.catalina.core.AprLifecycleListener lifecycleEvent INFO: APR/OpenSSL configuration: useAprConnector [false], useOpenSSL [true] Jan 21, 2022 7:08:11 AM org.apache.catalina.core.AprLifecycleListener initializeSSL INFO: OpenSSL successfully initialized [OpenSSL 1.1.1l 24 Aug 2021] Jan 21, 2022 7:08:11 AM org.apache.coyote.AbstractProtocol init INFO: Initializing ProtocolHandler ["http-apr-0.0.0.0-xxxxx"] Jan 21, 2022 7:08:11 AM org.apache.coyote.AbstractProtocol init INFO: Initializing ProtocolHandler ["https-openssl-apr-0.0.0.0-xxxxx"] Jan 21, 2022 7:08:11 AM org.apache.catalina.startup.Catalina load INFO: Server initialization in [463] milliseconds Jan 21, 2022 7:08:11 AM org.apache.catalina.core.StandardService startInternal INFO: Starting service [Catalina] Jan 21, 2022 7:08:11 AM org.apache.catalina.core.StandardEngine startInternal INFO: Starting Servlet engine: [Apache Tomcat/9.0.56] We do NOT see this issue logged, by Tomcat, on the same Windows or Linux O/S versions with DIFF AdoptOpenJDK 11.0.10+9 64bit DIFF Apache Tomcat 9.0.43 DIFF tomcat-native-1.2.26 DIFF openssl-1.1.1i SAME apr-1.7.0 SAME apr-util-1.6.1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1924298 Title: accept returns duplicate endpoints under load To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1924298/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
