topsyscall 1m "$Date:: 2007-08-05 #$" "USER COMMANDS"
NAME
topsyscall - top syscalls by syscall name. Uses DTrace.
SYNOPSIS
topsyscall [-Cs] [interval [count]]
DESCRIPTION
This program continually prints a report of the top system calls,
and refreshes the display every 1 second or as specified at the
command line.
Since this uses DTrace, only the root user or users with the
dtrace_kernel privilege can run this command.
OS
Solaris
STABILITY
unstable - uses the hp_avenrun kernel symbol.
OPTIONS
-C don't clear the screen
-s print per second values
EXAMPLES
Default output, 1 second updates, # topsyscall
Print every 5 seconds, # topsyscall 5
Print a scrolling output, # topsyscall -C
FIELDS
load avg load averages, see uptime(1)
syscalls total syscalls in this interval
syscalls/s syscalls per second
SYSCALL system call name
COUNT total syscalls in this interval
COUNT/s syscalls per second
DOCUMENTATION
See the DTraceToolkit for further documentation under the
Docs directory. The DTraceToolkit docs may include full worked
examples with verbose descriptions explaining the output.
EXIT
topsyscall will run until Ctrl-C is hit, or the specified
interval is reached.
AUTHOR
Brendan Gregg
[Sydney, Australia]
SEE ALSO
dtrace(1M), prstat(1M)