[Veritas-bu] Linux Shared Memory Configuration
2006-09-19 11:21:59
Subject: |
[Veritas-bu] Linux Shared Memory Configuration |
From: |
john.nardello at wamu.net (Nardello, John) |
Date: |
Tue, 19 Sep 2006 08:21:59 -0700 |
Technote talking about Linux kernel tuning recommendations:
http://support.veritas.com/docs/263755
A little old but I doubt the variables have changed any.
- John Nardello
-----Original Message-----
From: veritas-bu-bounces at mailman.eng.auburn.edu
[mailto:veritas-bu-bounces at mailman.eng.auburn.edu] On Behalf Of Kathryn
Hemness
Sent: Monday, September 18, 2006 3:59 PM
To: veritas-bu at mailman.eng.auburn.edu
Subject: [Veritas-bu] Linux Shared Memory Configuration
Greetings,
My backup enterprise currently consists of a Solaris 9 Sun V240 master
and 3 Sun X4200 RHEL3 Linux Media Servers running NB51MP5.
I've been getting the following messages for backups and duplications
to storage units on my Linux media servers:
"problems encountered during setup of shared memory (89)"
I use disk storage units and a mixed LTO2/LTO3 library.
I've attempted to setup my Linux media servers similar to my Solaris 9
master by using the same NUMBER/SIZE_DATA_BUFFERS files in
/usr/openv/netbackup/db/config. But on my Solaris 9 master, I also
had /etc/system settings for msgsys, semsys, and shmsys values.
I haven't been able to find anything about needing similar
/etc/system tuning on Linux (I believe the /etc/system equivalents are
set
via the /etc/sysctl.conf file).
I'm hoping someone can tell me if all of the /etc/system parameters can
be set with sysctl on Linux and if their names are the same. Here are
my
current Solaris /etc/system parameters:
set msgsys:msginfo_msgmap=512
set msgsys:msginfo_msgmax=8192
set msgsys:msginfo_msgmnb=65536
set msgsys:msginfo_msgmni=256
set msgsys:msginfo_msgssz=16
set msgsys:msginfo_msgtql=512
set msgsys:msginfo_msgseg=8192
set semsys:seminfo_semmap=64
set semsys:seminfo_semmni=1024
set semsys:seminfo_semmns=1024
set semsys:seminfo_semmnu=1024
set semsys:seminfo_semmsl=300
set semsys:seminfo_semopm=32
set semsys:seminfo_semume=64
set shmsys:shminfo_shmmax=536870912
set shmsys:shminfo_shmmin=1
set shmsys:shminfo_shmmni=220
set shmsys:shminfo_shmseg=100
Any help is appreciated.
--Kathy
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