unix
How to Find Largest Files and Biggest Directories in the Solaris/UNIX OS
Here is the link to Sun Wiki that explains how to find large files and directories, taking up all the disk space!
Using Truss to Debug
Any experienced programmer knows that over the life cycle of a piece of software, more effort and resource is spent in debugging than original code development. Solaris operating system provides a variety of tools to assist in the debugging process. One of the oldest of these tools is truss(1).
How To Set Meaningful UNIX Command Prompt?
If you use C-shell, following may be used to set meaningful unix command prompt. For example, to display current working directory in the prompt, add the following lines in the .cshrc file (and then issues “source .cshrc” command).
Efficient Way To Fork sub-Processes
Using a fork() system call, followed by an exec() system call is the common way to spawn a sub-process from an application. The fork() call makes a copy of the entire parent process’ address space, thus requiring two times the memory used by the parent process.
What’s Going On In My System’s Memory ?
Ever wonder what’s going on in your system’s memory (RAM) ? Solaris provides a mdb dcmd ::memstat , which provides the status of all the pages in memory.
