'ping' command is used to troubleshoot and diagnose network connectivity issues. It is used to check whether the host is reachable. It’s available on all the Operating Systems. ‘ping’ reports the round-trip time for the messages sent from the source to the destination. How does ‘ping’ work? Fig: Ping Packets Ping command sends a 32... Continue Reading →
'dmesg' (display message) is not a popular Unix/Linux command. However, it provides vital information that can be used for troubleshooting production performance problems. Kernel is the core part of the operating system responsible for the effective functioning of the device. 'dmesg' command prints all the kernel-related log messages in the console. It includes messages related... Continue Reading →
In this post, we are going to discuss how to find your Java application process Id quickly. For certain monitoring tools like yCrash, you need to pass your application process Id as input. If you want to look for a more detailed post with several different options to find your application's process Id, you can... Continue Reading →
In Unix/Linux operating systems, processes can be in one of the following states: 1. RUNNING & RUNNABLE 2. INTERRRUPTABLE_SLEEP 3. UNINTERRUPTABLE_SLEEP 4. STOPPED 5. ZOMBIE Let's discuss these states in this article. Fig: Process State transition diagram RUNNING & RUNNABLE When the CPU executes a process, it will be in a RUNNING state. When the... Continue Reading →
There are different options to terminate a process in Unix/Linux flavour of operating systems. This article intends to list down those options. kill You can use the 'kill' command to terminate a process by passing the 'process id'. kill {PID} PID - is the 'process Id' of the process that you want to terminate. If... Continue Reading →
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