To avoid such performance impact in the use ofthreaddump_linux_jstack-continuous.shscript, please remove-loption from the following line in the script. Raw $JAVA_HOME/bin/jstack -l $1 >> jstack_threaddump.out If you want to take thread dumps to identify which Java threads consume high cpu...
Just like JMAP, you'll need the PID of the JVM you want to dump, and you'll need a JDK installed in order to use it. In either Windows or Linux, issue the following command in the /<jdk install directory>/bin where JCMD is found: jcmd <PID> GC.heap_dump filename=Myheapdump.hp...
A kernel panic often lives up to its name, causing panic for the admin. But the good news is that all is not lost; there are steps you can take.So, first...
As of sos-3.9 and later, sos supports the --upload option to automatically upload an archive once it is generated. Note that a local copy of the archive will still exist. When run on a Red Hat Enterprise Linux system, using the --upload option will prompt the user for their Customer ...
Case 1: Heapdump to Cluster Initial Access At the beginning of 2023, I published an article on my blog about Heapdump leading to unauthorized takeover of a cluster. If you are interested in the specific attack process, you can visit here for detailed information. In a nutshell, this artic...
How do I take a screenshot or obtain an album using the hdc command? How do I query the MAC address on a HarmonyOS 2-in-1 device? How do I clear the application cache on the mobile phone using the hdc command? How do I wake up a device and view the screen status using the...
How do I take a screenshot or obtain an album using the hdc command? How do I query the MAC address on a HarmonyOS 2-in-1 device? How do I clear the application cache on the mobile phone using the hdc command? How do I wake up a device and view the screen status using the...
oTo generate javacores, heapdumps and system cores -Xdump:java+heap+system:events=user Refer to the-Xdump documentationfor more details. 3.Start the server using the following command in order for the -Xdump options to take effect: <wlp.install.directory>/bin/server start <serverName> 4....
I have an asp.net 7.0.9 api running on AKS and no one is using it... and yet, every minute, application insights reports that the memory usage grew a bit... it grows until the pod crashes and it starts again... take a look: I got a dump ...
1. Log into the master node in you cluster where Hive is installed. If you used Hortonworks Cloud to create your instance, locate the node with a name ending in master. The ssh command is shown next to the master instance. If you are logging in from a linux host, click on...