the defaults on AIX 6.1 are pretty good I think. Depending on the type of DB you are using, and the output of vmstat -v and lvmo you may want to change some buffer settings or j2_maxPageReadAhead and j2_dynamicBufferPreallocation but there any recommendation depends on your system needs and DB needs and we dont know anything about them.
If you are running oracle, there are multiple threads here that explain thoroughly what you can do and how to check your values
Hello everyone, I am using centos,
1) solaris is free right?
2) I want to learn solaris and install it in a computer that I am mounting, I would like know what is strong in solaris and if do it is wise. I am programmer python, learning machine and programming in general,..any help thanks,.. (6 Replies)
I am trying to learn how to use the predefined var. I did read perlvar - perldoc.perl.org but like much of the perl docs, I just dont "see" the explanation.
Can someone explain its usage to me. Id like to buffer printing on occasion.
Thanks in advance. (1 Reply)
Hello,
On Aix 5.2, we changed the parameters tcp_keepinit, tcp_keepintvl and tcp_keepidle with the no command.
tunrestore -R is present in inittab
in the directory /etc/tunables we can clearly see the inclusion of parameters during reboot, including the file lastboot.log
... (0 Replies)
Hello,
My old AIX version is having the following in the script -- so whenever the system reboots -- the following is set:
vmtune -f 480 -F 512 -R 32 -P 30 -p 10
Now, we have a new P-series system which has AIX 5.3 ; As i understand that vmtune is no longer supported on AIX 5.2 and above ;... (13 Replies)
About 4 years ago I wrote this tool inspired by Rob Urban's collect tool for DEC's Tru64 Unix. What makes this tool as different as collect was in its day is its ability to run at a low overhead and collect tons of stuff. I've expanded the general concept and even include data not available in... (0 Replies)
Hi,
I want to tune my SUN servers for best performance. My servers are heavily loaded and used. They have Solaris 10. How to tune Kernel Parameters of solaris ? And How can I measue performance before changing parameters and after changing parameters ?
Please help
Thanks
NeeleshG (2 Replies)
03-05-2011
