What are the filtering options available in strace?

What are the filtering options available in strace?

Strace offers several filtering options to control the output. You can filter by system calls, process IDs, and more.

Can I filter by specific system calls?

Yes, you can use the -e option followed by the system call name to filter the output. For example, -e trace=open.

Is it possible to exclude certain calls from the output?

Absolutely! You can use the -e option with ! to exclude specific calls, like -e trace=!open.

What about filtering by process ID?

You can use the -p option followed by the process ID to attach strace to a specific process.

Are there any other advanced filtering techniques?

Yes, you can combine multiple filters using commas or use regular expressions for more complex filtering.