NAME
ptrace – process scheduling traces |
SYNOPSIS
bind –a #σ /dev /dev/ptrace /dev/ptracectl |
DESCRIPTION
The process trace device is a replacement for the trace facility
in proc(3) to report more information about process events.
The ptracectl admits the following requests:
|
SOURCE
/sys/src/9/port/devptrace.c /sys/src/9k/port/devptrace.c |
SEE ALSO
ptrace(1), ptrace(2). |
BUGS
If the buffer size is too small, events will be discarded.
The reader must poll the trace device. |