Proccess commands

• pflags: Prints the tracing flags, pending and held signals and other /proc status information for each LWP.
• pcred: Prints credentials (ie, EUID/EGID, RUID/EGID, saved UID/GIDs).
• pmap: Prints process address space map.
• pldd: Lists dynamic libraries linked to the process.
• psig: Lists signal actions.
• pstack: Prints a stack trace for each LWP in the process.
• pfiles: Reports fstat, fcntl information for all open files.
• pwdx: Prints each process's working directory.
• pstop: Stops process.
• prun: Starts stopped process.
• pwait: Wait for specified processes to terminate.
• ptree: Prints process tree for process.
• ptime: Times the command using microstate accounting; does not time children.

Refering site.