Linux and UNIX Man Pages

Linux & Unix Commands - Search Man Pages

topsysproc(1m) [osx man page]

topsysproc(1m)							   USER COMMANDS						    topsysproc(1m)

NAME
topsysproc - top syscalls by process name. Uses DTrace. SYNOPSIS
topsysproc [-Cs] [interval [count]] DESCRIPTION
This program continually prints a report of the number of system calls by process name, and refreshes the display every 1 second or as specified at the command line. Similar data can be fetched with "prstat -m". Since this uses DTrace, only users with root privileges can run this command. OPTIONS
-C don't clear the screen -s print per second values EXAMPLES
Default output, 1 second updates, # topsysproc Print every 5 seconds, # topsysproc 5 Print a scrolling output, # topsysproc -C FIELDS
load avg load averages, see uptime(1) syscalls total syscalls in this interval syscalls/s syscalls per second PROCESS process name COUNT total syscalls in this interval COUNT/s syscalls per second NOTES
There may be several PIDs with the same process name. DOCUMENTATION
See the DTraceToolkit for further documentation under the Docs directory. The DTraceToolkit docs may include full worked examples with ver- bose descriptions explaining the output. EXIT
topsysproc will run until Ctrl-C is hit. AUTHOR
Brendan Gregg [Sydney, Australia] SEE ALSO
dtrace(1M), prstat(1M) version 0.90 Jun 13, 2005 topsysproc(1m)

Check Out this Related Man Page

syscallbypid.d(1m)						   USER COMMANDS						syscallbypid.d(1m)

NAME
syscallbypid.d - syscalls by process ID. Uses DTrace. SYNOPSIS
syscallbypid.d DESCRIPTION
This reports the number of each type of system call made by PID. This is useful to identify which process is causing the most system calls. This is based on a script from DExplorer. Since this uses DTrace, only users with root privileges can run this command. EXAMPLES
This samples until Ctrl-C is hit. # syscallbypid.d FIELDS
PID process ID CMD process name SYSCALL system call name COUNT number of system calls made in this sample DOCUMENTATION
See the DTraceToolkit for further documentation under the Docs directory. The DTraceToolkit docs may include full worked examples with ver- bose descriptions explaining the output. EXIT
syscallbypid.d will sample until Ctrl-C is hit. AUTHOR
Brendan Gregg [Sydney, Australia] SEE ALSO
procsystime(1M), dtrace(1M), truss(1) version 1.00 Jun 28, 2005 syscallbypid.d(1m)
Man Page

15 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

Help with prstat

Hello, The last line of prstat shows load average. I am unable to figure out what actually it is. I have read the man pages and also googled, all for no use. Can somebody help me, as to what should be the avg. load of the system for best performance and how is this load of prstat calculated. (6 Replies)
Discussion started by: vibhor_agarwali
6 Replies

2. Shell Programming and Scripting

Need help

I have a problem. I have a direcotry where i have files named as below -rwxr-x--- 1 sadalbid dwro 953 Jan 4 17:03 tables.telg.subs.txt -rwxr-x--- 1 sadalbid dwro 79 Jan 4 17:03 tables.telg.sub2.txt -rw-r--r-- 1 sadalbid dwro 268 Jan 4 17:03 tables.telg.prty.txt... (16 Replies)
Discussion started by: dsravan
16 Replies

3. AIX

Any way to get User Summary in AIX like "prstat -t" in Solaris

Hi Friends, Is there any command in AIX that can give me a summary of the users like we obtain by using "prstat -t" in Solaris? Request your help. Regards, Aeby Samuel. (4 Replies)
Discussion started by: aeby.samuel
4 Replies

4. Shell Programming and Scripting

prstat in shell

Hello, How can I do to use prstat command in a korn-shell ? Thanks a lot. Rgds. (4 Replies)
Discussion started by: madmat
4 Replies

5. AIX

Process Statistic

Hi, I used prstat to show the process statistics in Solaris and top in HP-UNIX, Can somebody tell me what is the command we use in AIX UNIX? I searched through search engines, I didn't find any. Thanks. (5 Replies)
Discussion started by: shahnazurs
5 Replies

6. Solaris

prstat output

Can someone please explain me the "TIME" field of the output of "prstat -p<pid>" command ? The man page says it is "The cumulative execution time for the process". Does it mean how many hrs:min:sec the process is running ? If so then I'm not getting the desired output. Can someone pls help me in... (5 Replies)
Discussion started by: senabhi
5 Replies

7. UNIX for Dummies Questions & Answers

Is there any visual aid program like Task Manager for Solaris?

In my project we have 3 Solaris 10 servers which need to be monitored for various parameters shown under "prstat -a" command. A shell script runs every 15 mins and captures prstat output by writing it in a log file. I manually download the log file at the end of the day and build graphical charts... (5 Replies)
Discussion started by: gppande
5 Replies

8. Solaris

doubt regarding process usage

Is there any ways to check the process usage for specific time interval. I tried with prstat but am not able to obtain the expected result and even with /var/adm/messages also. (12 Replies)
Discussion started by: rogerben
12 Replies

9. Solaris

100% memory usage in prstat

Hi Guys, I have observed the Oracle (DB USER) is utilizing 100% of the memory in the prstat -a output. I am bit confused is it normal and if not how to bring it down? ABout the machine it is a SunOS 5.10 Generic_125100-10 sun4v sparc SUNW,Sun-Fire-T200. Please see below output of prstat -a... (12 Replies)
Discussion started by: Asteroid
12 Replies

10. Solaris

Free memory in top and prstat command

Hi Export, i execute 'top' command to show the free memory in Solaris host, but the read is much lower than the RSS value shown in prstat command. Which one can reflect the real status and it is possible the difference caused by any patch of OS? Top command (only 883 memory is free)... (3 Replies)
Discussion started by: eiga
3 Replies

11. Shell Programming and Scripting

prstat with ksh

trying to have prstat into a file on a Solaris machine. Would like to have the prstat run from a cron every 30 min. print 300 lines+ date. Date is not printed, only the prstat, and ksh does not end, it stays running... #!/bin/ksh # ---------------------------------------------------- #... (4 Replies)
Discussion started by: pointer
4 Replies

12. UNIX for Dummies Questions & Answers

linux include files

what is the relationship between /usr/include/sys/*.h and /usr/include/unistd.h ? Fuctions in unistd.h are syscalls. Do the fuctions in sys/*.h call syscalls? (7 Replies)
Discussion started by: vistastar
7 Replies

13. Shell Programming and Scripting

How to print prstat -Z output into a file?

Hi Expert, I want to print CPU and Memory utilization into a text file. I am using "prstat -Z" to see the output on screen. When I run below command prstat -Z | grep httpd | awk '{print$3} '>> output.txt but it is not printing to file. Also I want to be below header on output PID USERNAME ... (6 Replies)
Discussion started by: lalit kumar
6 Replies

14. Solaris

Capture PRSTAT

Is there any scripts to capture the process which use more than 5% CPU from prstat output? (9 Replies)
Discussion started by: tharmendran
9 Replies

15. Solaris

How to output the prstat into table and send through email?

Hi how to send below prstat script output into table format and send through email? prstat|awk '{ if ($9 >= 5) print $0 }' (17 Replies)
Discussion started by: tharmendran
17 Replies