|
|
In the Process Manager, select Process Signal. This function is intended for more knowledgeable users. You can test a program by sending signals to the process and checking the responses. See ``Signals'' for more information.
The most commonly used signal is KILL, used to terminate a process.
Types of signals
Signal | Purpose |
---|---|
HUP | hangup |
INT | interrupt |
QUIT | quit |
ILL | illegal instruction (not reset when caught) |
TRAP | trace trap (not reset when caught) |
ABRT | IOT instruction |
EMT | EMT instruction |
FPE | floating point exception |
KILL | kill (cannot be caught or ignored) |
BUS | bus error |
SEGV | segmentation violation |
SYS | bad argument to system call |
PIPE | write on a pipe with no one to read it |
ALRM | alarm clock |
TERM | software termination signal |
USR1 | user-defined signal 1 |
USR2 | user-defined signal 2 |
CHLD | death of a child |
PWR | power fail |
WINCH | window change |
POLL | selectable event pending |
STOP | sendable stop signal not from tty |
TSTP | stop signal from tty |
CONT | continue a stopped process |
TTIN | background tty read attempt |
TTOU | background tty write attempt |
VTALRM | virtual timer alarm |
PROF | profile alarm |
XCPU | exceeded CPUlimit |
XFSZ | exceeded file size limit |
WAITING | all lightweight processes blocked interruptibly notification |
LWP | signal reserved for thread library implementation |
AIO | asynchronous I/O signal |
See also: