07-01-2009
10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
HP UNIX version 10.20
I have been using system variable names in some shell scripts in order to automate execution of some test software. I have recently found that there appears to be a restriction with the 'ls' command when listing specific files (e.g. ls *.c). If I pipe the output into wc, I... (5 Replies)
Discussion started by: degwright
5 Replies
2. Shell Programming and Scripting
What command can i use to get the physical and virtual memory of a database? (7 Replies)
Discussion started by: tads98
7 Replies
3. UNIX for Dummies Questions & Answers
Hi,
can anyone explain me what virtual memory is ( for which we use vmstat commande line ) comparing with RAM ?
many thanks before. (2 Replies)
Discussion started by: big123456
2 Replies
4. Programming
Hi,
First of all I appreciate this group very much for its informative discussions and posts.
Here is my question.
I have one process whose virtual memory size increases linearly from 6MB to 12MB in 20 minutes. Does that mean my process has memory leaks?
In what cases does the... (4 Replies)
Discussion started by: shriashishpatil
4 Replies
5. HP-UX
Hi!
I work with HP-UX and I have to monitorize the use of virtual memory for different processes.
(java processes for Tibco Adapter) And if these processes exceed a limit send a message to the syslog.
I donīt know how to monitorize this...
Should I do a script? or use an aplication, for example... (3 Replies)
Discussion started by: Kurohana
3 Replies
6. AIX
Hi,
Would any one be so kind to explain me :
are ulimits defined for each user seperately ? When ?
Specialy what is the impact of :
max locked memory
and
virtual memory
on performance of applications for a user.
Many thanks.
PS :
this is what I can see in MAN :
ulimit ]
... (5 Replies)
Discussion started by: big123456
5 Replies
7. UNIX for Dummies Questions & Answers
Hi All,
Does anyone know what the best commands in the UNIX command line are for obtaining this info:
current CPU usage
memory usage
virtual memory usage
preferably with date and time parameters too?
thanks
ocelot (4 Replies)
Discussion started by: ocelot
4 Replies
8. UNIX for Dummies Questions & Answers
Hi,
Can anyone please help me workout how much virtual memory I have running on a T2000 running Solaris 10. Thanks
# df -h
swap 3.5G 1.0M 3.5G 1% /etc/svc/volatile
swap 3.5G 208K 3.5G 1% /tmp
swap 3.5G 56K ... (2 Replies)
Discussion started by: jamba1
2 Replies
9. AIX
Hi
I am running AIX 5.2. My server is running low on memory. It it using about 1307775 file pages on a total of 1511424 (from vmstat -v).
I looked at the memory yesterday morning, and we had plenty of free memory. I did a backup from Windows (ftp mget command) of a large file selection. From... (5 Replies)
Discussion started by: fredrivard
5 Replies
10. UNIX for Beginners Questions & Answers
So, I would ask you a piece of advice about which books or titles could give me comprehensive information about virtual memory in UNIX. Especially, I would found out that virtual address translation corresponds structures of kernel!
Thanks! (2 Replies)
Discussion started by: Fadedfate
2 Replies
LEARN ABOUT DEBIAN
dpns_getgrpbygids
DPNS_GETGRPBYGIDS(3) DPNS Library Functions DPNS_GETGRPBYGIDS(3)
NAME
dpns_getgrpbygids - get group names associated with given virtual gids
SYNOPSIS
#include <sys/types.h>
#include "dpns_api.h"
int dpns_getgrpbygids (int nbgroups, gid_t *gids, char **groupnames)
DESCRIPTION
dpns_getgrpbygids gets the group names associated with given virtual gids.
nbgroups
specifies the number of gids.
gids specifies the Virtual Group Ids.
groupnames
specifies a buffer to receive the pointers to the associated group names. The buffer must be big enough to hold nbgroups pointer
values. The client application is responsible for freeing the array elements when not needed anymore.
RETURN VALUE
This routine returns 0 if the operation was successful or -1 if the operation failed. In the latter case, serrno is set appropriately.
ERRORS
ENOMEM Memory could not be allocated for unmarshalling the reply.
EFAULT gids or groupnames is a NULL pointer.
EINVAL nbgroups is not strictly positive or one of the gids does not exist in the internal mapping table.
SENOSHOST Host unknown.
SENOSSERV Service unknown.
SECOMERR Communication error.
ENSNACT Name server is not running or is being shutdown.
DPNS
$Date: 2007/03/21 10:24:15 $ DPNS_GETGRPBYGIDS(3)