What is core file in Linux root?
Core files are a memory dump of an application crash, for “ordinary” users it is safe to delete them, they might be of use to application developers who want to debug. Try. file core.
What is core in CentOS?
A CentOS variant is a special edition of CentOS Linux that starts with the core distribution, then replaces or supplements a specific subset of packages. This may include replacing everything down to the kernel, networking, and other subsystems.
Where are core files CentOS?
By default, the core file will be generated in the working directory of the running process. Here, /var/crash is the path and core.
What are core number files?
In the document root of your website you may discover large files named core. xxxxx where xxxxx is a random number. These files are called core dumps and could be useful in investigating problems with your website application.
What to do when your hard disk is full in Linux?
You can also use the duf command, ncdu command, or pydf command tools that provides disk usage information on your server or desktop. However, these tools needs to be pre-installed on the box. pydf is yet another colorful and helpful visual aid tool to solve Linux and Unix hard disk problems.
Why is space not released after deleting files in Linux?
One of the common issues Linux Unix system users faces is disk space is not being released even after files are deleted. Sysadmins faces some issues when they try to recover disk space by deleting high sized files in mount point and then they found disk utilization stays the same even after deleting huge files.
How to find the temperature of a hard disk in Linux?
High temperatures can result into server shutdown or damage to file system and disk. Use hddtemp or smartctl utility to find out the temperature of your hard on a Linux or Unix based system by reading data from S.M.A.R.T. on drives that support this feature.
Why is there no disk space in Ubuntu?
There can be different reasons for his phenomena. some processes are using a file that was already deleted. Therefore this files were removed from the directory and du can’t see them. But for the filesystem their blocks are still in use until the proceses close the files.