09-05-2015
Hi achenle/jlliagre,
Thanks for feedbacks. I really appreciate it. The vendor also proposing on limiting the zfs_arc parameter value. Currently I am trying use perfstat script to capture log when DB backup to find out the culprit. Will share here once I got the output.
Is that zfs_arc_max =0*0 mean unlimited?
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LEARN ABOUT CENTOS
db2bak
DB2BAK(8) System Manager's Manual DB2BAK(8)
NAME
db2bak - Directory Server script for making a backup of the database
SYNOPSIS
db2bak [archivedir] [-Z serverID] [-q] [-h]
DESCRIPTION
Creates a backup of the database. This script can be executed while the server is running or stopped.
OPTIONS
A summary of options is included below:
archivedir
The full path to the directory to store the backup.
-Z Server Identifier
The server ID of the Directory Server instance. If there is only one instance on the system, this option can be skipped.
-q
Quiet mode. Reduces output of task.
-h
Display the usage.
EXAMPLE
db2bak -Z instance2
Makes a backup of the entire database for 'instance2', and stores it in the default server instance backup directory.
db2bak /LDAP/backups/20130305
Creates a backup of the database and stores it in specified location.
DIAGNOSTICS
Exit status is zero if no errors occur. Errors result in a non-zero exit status and a diagnostic message being written to standard error.
AUTHOR
db2bak was written by the 389 Project.
REPORTING BUGS
Report bugs to http://bugzilla.redhat.com.
COPYRIGHT
Copyright (C) 2013 Red Hat, Inc.
Mar 5, 2013 DB2BAK(8)