4 kernel parameters, Section 2.4, "kernel parameters – Oracle B32100-01 User Manual

Page 31

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Kernel Parameters

Requirements

2-7

# /usr/sbin/swlist -l patch | more

If a required patch is not installed, download it from the following URL and install
it:

http://itresourcecenter.hp.com

2.4 Kernel Parameters

The computers on which you plan to install OracleAS Metadata Repository require
their kernel parameters to be set to the minimum values listed in the following
sections:

Section 2.4.1, "Kernel Parameter Settings for OracleAS Metadata Repository"

2.4.1 Kernel Parameter Settings for OracleAS Metadata Repository

Verify that the kernel parameters shown in the following table are set either to the
formula shown, or to values greater than or equal to the recommended value shown.
The procedures following the table describe how to verify and set the values.

Parameter

Recommended Formula or Value

ksi_alloc_max

(nproc*8)

max_thread_proc

3000

maxdsiz

2063835136 (2 GB)

maxdsiz_64bit

2147483648 (2 GB)

maxfiles

2048

maxfiles_lim

2048

maxssiz

134217728 (128 MB)

maxssiz_64bit

1073741824 (1 GB)

maxuprc

((nproc*9)/10)

msgmap

(2+msgmni)

msgmni

4096

msgseg

32767

msgtql

4096

ncsize

(ninode+1024)

nfile

(15*nproc+2048)

nflocks

4096

ninode

(8*nproc+2048)

nkthread

(((nproc*7)/4)+16)

nproc

4096

semmni

4096

semmns

(semmni*2)

semmnu

(nproc-4)

semvmx

32767

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