10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
Virtual Machine running on VMWare workstation 9.2
os : RHEL 5.8
RAM : 2.5GB
Swap : 2.6gb
CPU : 1 virtual CPU
Surprizingly I couldn't find much from googling on What exactly does Kernel parameters do ?
I was under the impression that kernel parameters just set the limits/maximum for a... (2 Replies)
Discussion started by: John K
2 Replies
2. Solaris
Dear All,
I have weblogic Portal Installed in the Server solaris 10.
How can i verify whether all the kernel parameters are available for this Software and also another question is
How to crosscheck a server ( Solaris 10 Sparc ) whether it has all the required kernel parameters.
... (2 Replies)
Discussion started by: jegaraman
2 Replies
3. Solaris
Dear All,
I want to check whether all essential kernel parameters are installed in my Solaris 10 System. Is there any way to find it.
And also how to tune it.
Kindly help.
Thanks and Regards
Rj (8 Replies)
Discussion started by: jegaraman
8 Replies
4. Linux
Hi,
if I install a module with specific parameter, will this parameters applied next time system boots?
for exampe, I want to disable InterruptThrottleRate
modprobe e1000e InterruptThrottleRate=0
Is this parameter apllied only for this run, or this module will always use this parameter when... (2 Replies)
Discussion started by: Shedon
2 Replies
5. Solaris
Hi gurus
Could anybody tell me which file is read by kernel to set its default system kernal parameters values in solaris. Here I am not taking about /etc/system file which is used to load kernal modules or to change any default system kernal parameter value
Is it /dev/kmem file or something... (1 Reply)
Discussion started by: girish.batra
1 Replies
6. HP-UX
Hi,
I'm new to HP-UX. i'm working on HP-UX 11.31 ia64 for testing our product
i could able to change the kernel parameter values and i need to add the following parameters to the parameters list
semmap = 258
nfile = 2048
msgseg = 7168
msgssz = 32
maxusers = 60
msgmap = 258
msgmax =... (4 Replies)
Discussion started by: jo09
4 Replies
7. HP-UX
I've been trying to find out the following parameters of our Unix box:
==>OS version
==> patch level
and the following kernel parameters
=>maxfiles_lim
=>maxvgs
=>nproc
=>msgmni
=>ncsize
=>nfile
Could someone help me how would I find the above(commands)?
Thanks,
Bhagat (1 Reply)
Discussion started by: bhagat.singh-j
1 Replies
8. HP-UX
Hello all, Can anyone tell me the command line I can use to look at the following Kernel parameters:
nfile
maxfile
maxfile_lim
I'm using the Reflection manager connection to my Unix box so I can't use SAM. (3 Replies)
Discussion started by: impunchdrunk
3 Replies
9. UNIX for Advanced & Expert Users
Hi all,
I'm at SCO UNIXWARE 7.1.1, my system's memory is larger than dump device, I have found one kernel tunable parameter at SCO website ie SYSDUMP_SELECTIVE which tells me that if set to 1 system will dump only kernel mapped memory, but I'm not sure how to configure this parameter. As well... (2 Replies)
Discussion started by: tayyabq8
2 Replies
10. HP-UX
Good Day
Please couls somebody tell me how to display Configurable Kernel parameters from the command line. I am able to do it from SAM,but would like to dump the command line output to a text file so I can email it off to HP.
Kind Regards
Shawn (1 Reply)
Discussion started by: shawnbishop
1 Replies
SAM_HC_CALLBACK_REGISTER(3) Corosync Cluster Engine Programmer's Manual SAM_HC_CALLBACK_REGISTER(3)
NAME
sam_hc_callback_register - Register health check callback
SYNOPSIS
#include <corosync/sam.h>
cs_error_t sam_hc_callback_register (sam_hc_callback_t cb);
DESCRIPTION
The sam_hc_callback_register function is used to register a user provided healthcheck callback. After calling of this function, the SAM is
switched from application driven healthchecking to event driven healthchecking. In this mode, sam_hc_send(3) does not need to be executed.
The parameter cb is callback function of type sam_hc_callback_t defined as:
typedef int (*sam_hc_callback_t)(void);
This function will be regulargly called and must return 0 if the process is functioning normally, or -1 if the process is executing abnor-
mally. When -1 is returned, the SAM server execute the registered recovery policy.
A value of NULL can be passed into this function to switch into application driven healthchecking. cb to NULL.
RETURN VALUE
This call return CS_OK value if successful, otherwise and error is returned.
ERRORS
CS_ERR_BAD_HANDLE
SAM was not initialized and registered or health checking is in running state
CS_ERR_LIBRARY
internal library call failed. This can occur during fork() or pipe () system calls and the errno variable can be read to retrieve
more information.
SEE ALSO
sam_start(3), sam_stop(3), sam_hc_send(3), sam_register(3),
corosync Man Page 12/01/2009 SAM_HC_CALLBACK_REGISTER(3)