uCosminexus Application Server, System Design Guide

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5.1.5 Resources used by Management Server

This subsection describes the estimation of resources used by Management Server for each OS.

Note that the Example of option settings in each table of estimation of resources used differs according to the OS and the kernel versions in use. Reference the manual of the OS being used and set up the estimates based on the estimation formula in the table. The settings are not required when the corresponding kernel parameter is not applicable in the OS being used.

Organization of this subsection
(1) In AIX
(2) In HP-UX
(3) In Linux
(4) In Solaris

(1) In AIX

The following table describes the estimation of resources used by Management Server:

Table 5-15 Estimation of resources used by Management Server (In AIX)

System resource Parameter Requirement Example of option settings
Number of processes -- 5 --
Number of threads -- 56 --
Number of file descriptors nofiles 43 + number-of-J2EE-servers /etc/security/limits

Legend:
--: Not applicable.

(2) In HP-UX

The following table describes the estimation of resources used by Management Server:

Table 5-16 Estimation of resources used by Management Server (In HP-UX)

System resource Parameter Requirement Example of option settings
Number of processes nproc 5 kctune nproc= 4200
Number of threads nkthread 56 kctune nkthread= 8416
Number of file descriptors nfile 43 + number-of-J2EE-servers kctune nfile= 65536

(3) In Linux

The following table describes the estimation of resources used by Management Server:

Table 5-17 Estimation of resources used by Management Server (In Linux)

System resource Parameter Requirement Example of option settings
Number of processes threads-max# 5 /proc/sys/kernel/threads-max
Number of threads threads-max# 56 --
Number of file descriptors fs.files-max 43 + number-of-J2EE-servers /proc/sys/fs/file-max

Legend:
--: Not applicable.

#
Specify the total number of processes and threads in the threads-max parameter.

(4) In Solaris

The following table describes the estimation of resources used by Management Server:

Table 5-18 Estimation of resources used by Management Server (In Solaris)

System resource Parameter Requirement Example of option settings
Number of processes maxuprc 5 /etc/system
Number of threads -- 56 --
Number of file descriptors rlim_fd_max 43 + number-of-J2EE- servers /etc/system

Legend:
--: Not applicable.