| I am getting below java.net.SocketTimeoutException: Read timed out error while installing/updating the plugins in all of my jenkns (8-10 jenkns master version 2.89.4 && 2.73.3) Installing Plugins/Upgrades Preparation Checking internet connectivity Checking update center connectivity Success Static Analysis Utilities analysis-core plugin is already installed. Jenkins needs to be restarted for the update to take effect CCM Failure - Details CCM Failure - Details Folders Downloaded Successfully. Will be activated during the next boot Git client Failure - java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(SocketInputStream.java:116) at java.net.SocketInputStream.read(SocketInputStream.java:171) at java.net.SocketInputStream.read(SocketInputStream.java:141) at java.io.BufferedInputStream.read1(BufferedInputStream.java:284) at java.io.BufferedInputStream.read(BufferedInputStream.java:345) at sun.net.www.MeteredStream.read(MeteredStream.java:134) at java.io.FilterInputStream.read(FilterInputStream.java:133) at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3393) at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3386) at org.apache.commons.io.input.ProxyInputStream.read(ProxyInputStream.java:77) at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1141) Caused: java.io.IOException: Failed to load http://updates.jenkins-ci.org/download/plugins/git-client/2.7.1/git-client.hpi to /app/jenkins/taaa-build/plugins/git-client.jpi.tmp at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1146) Caused: hudson.util.IOException2: Failed to download from http://updates.jenkins-ci.org/download/plugins/git-client/2.7.1/git-client.hpi at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1172) at hudson.model.UpdateCenter$DownloadJob._run(UpdateCenter.java:1677) at hudson.model.UpdateCenter$InstallationJob._run(UpdateCenter.java:1874) at hudson.model.UpdateCenter$DownloadJob.run(UpdateCenter.java:1651) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at hudson.remoting.AtmostOneThreadExecutor$Worker.run(AtmostOneThreadExecutor.java:110) at java.lang.Thread.run(Thread.java:748) Git Downloaded Successfully. Will be activated during the next boot SCM API Downloaded Successfully. Will be activated during the next boot Branch API Failure - java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(SocketInputStream.java:116) at java.net.SocketInputStream.read(SocketInputStream.java:171) at java.net.SocketInputStream.read(SocketInputStream.java:141) at java.io.BufferedInputStream.read1(BufferedInputStream.java:284) at java.io.BufferedInputStream.read(BufferedInputStream.java:345) at sun.net.www.MeteredStream.read(MeteredStream.java:134) at java.io.FilterInputStream.read(FilterInputStream.java:133) at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3393) at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3386) at org.apache.commons.io.input.ProxyInputStream.read(ProxyInputStream.java:77) at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1141) Caused: java.io.IOException: Failed to load http://updates.jenkins-ci.org/download/plugins/branch-api/2.0.19/branch-api.hpi to /app/jenkins/taaa-build/plugins/branch-api.jpi.tmp at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1146) Caused: hudson.util.IOException2: Failed to download from http://updates.jenkins-ci.org/download/plugins/branch-api/2.0.19/branch-api.hpi at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1172) at hudson.model.UpdateCenter$DownloadJob._run(UpdateCenter.java:1677) at hudson.model.UpdateCenter$InstallationJob._run(UpdateCenter.java:1874) at hudson.model.UpdateCenter$DownloadJob.run(UpdateCenter.java:1651) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at hudson.remoting.AtmostOneThreadExecutor$Worker.run(AtmostOneThreadExecutor.java:110) at java.lang.Thread.run(Thread.java:748) I have tried to install couple of new jenkins and I am still not able to install the sugeested plugins, not all but most of the plugins are fialing to install with the same above error. My server logs are shown below Caused by: java.io.IOException: Failed to load http://updates.jenkins-ci.org/download/plugins/analysis-core/1.95/analysis-core.hpi to /app/jenkins/tabt-cd-deploy/plugins/analysis-core.jpi.tmp at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1146) ... 7 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(SocketInputStream.java:116) at java.net.SocketInputStream.read(SocketInputStream.java:171) at java.net.SocketInputStream.read(SocketInputStream.java:141) at java.io.BufferedInputStream.read1(BufferedInputStream.java:284) at java.io.BufferedInputStream.read(BufferedInputStream.java:345) at sun.net.www.MeteredStream.read(MeteredStream.java:134) at java.io.FilterInputStream.read(FilterInputStream.java:133) at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3375) at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3368) at org.apache.commons.io.input.ProxyInputStream.read(ProxyInputStream.java:77) at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1141) ... 7 more 10-Jun-2018 16:06:22.736 INFO [Update center installer thread 4] hudson.model.UpdateCenter$DownloadJob.run Starting the installation of CCM on behalf of admin 10-Jun-2018 16:06:22.752 INFO [Update center installer thread 4] hudson.model.UpdateCenter$UpdateCenterConfiguration.download Downloading CCM 10-Jun-2018 16:07:22.802 SEVERE [Update center installer thread 4] hudson.model.UpdateCenter$DownloadJob.run Failed to install CCM hudson.util.IOException2: Failed to download from http://updates.jenkins-ci.org/download/plugins/ccm/3.2/ccm.hpi at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1172) at hudson.model.UpdateCenter$DownloadJob._run(UpdateCenter.java:1677) at hudson.model.UpdateCenter$InstallationJob._run(UpdateCenter.java:1874) at hudson.model.UpdateCenter$DownloadJob.run(UpdateCenter.java:1651) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at hudson.remoting.AtmostOneThreadExecutor$Worker.run(AtmostOneThreadExecutor.java:110) at java.lang.Thread.run(Thread.java:748) Caused by: java.io.IOException: Failed to load http://updates.jenkins-ci.org/download/plugins/ccm/3.2/ccm.hpi to /app/jenkins/tabt-cd-deploy/plugins/ccm.jpi.tmp at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1146) ... 7 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(SocketInputStream.java:116) at java.net.SocketInputStream.read(SocketInputStream.java:171) at java.net.SocketInputStream.read(SocketInputStream.java:141) at java.io.BufferedInputStream.read1(BufferedInputStream.java:284) at java.io.BufferedInputStream.read(BufferedInputStream.java:345) at sun.net.www.MeteredStream.read(MeteredStream.java:134) at java.io.FilterInputStream.read(FilterInputStream.java:133) at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3375) at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3368) at org.apache.commons.io.input.ProxyInputStream.read(ProxyInputStream.java:77) at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1141) ... 7 more 10-Jun-2018 22:00:06.285 INFO [Workspace clean-up thread] hudson.model.AsyncPeriodicWork$1.run Started Workspace clean-up 10-Jun-2018 22:00:06.286 INFO [Workspace clean-up thread] hudson.model.AsyncPeriodicWork$1.run Finished Workspace clean-up. 1 ms |