Troubleshooting Tools Installed by Default

The following troubleshooting tools are included in the full version of Photon OS:

• grep. Searches files for patterns.
• ping. Tests network connectivity.
• strings. Displays the characters in a file to identify its contents.
• lsmod. Lists loaded modules.
• ipcs. Shows data about the inter-process communication (IPC) resources to which a process has read access. This data includes shared memory segments, message queues, and semaphore arrays.
• nm. Lists symbols from object files.
• diff. Compares files side by side. This tool is useful to compare configuration files of two versions when one version works and the other does not.