Zabbix агент грузит систему

[nrg]

Временами Zabbix агент сильно подгружает систему и висит в top`е.

Версия:

Installed Packages
Name       : zabbix-agent
Arch       : x86_64
Version    : 1.4.6
Release    : 1.el5
Size       : 467 k
Repo       : installed
Summary    : Zabbix Agent
URL        : http://www.zabbix.com/
License    : GPL
Description: The zabbix client agent, to be installed on monitored systems.

Конфиг следующий, почти всё стандартно:

cat /etc/zabbix/zabbix_agentd.conf 
# This is config file for zabbix_agentd
# To get more information about ZABBIX, go http://www.zabbix.com

############ GENERAL PARAMETERS #################

# List of comma delimited IP addresses (or hostnames) of ZABBIX servers. 
# No spaces allowed. First entry is used for sending active checks.
# Note that hostnames must resolve hostname->IP address and
# IP address->hostname.

Server=92.241.xx.xx

# Server port for sending active checks

#ServerPort=10051

# Unique hostname. Required for active checks.

Hostname=server4.hosting.reg.ru

# Listen port. Default is 10050

#ListenPort=10050

# IP address to bind agent
# If missing, bind to all available IPs

#ListenIP=127.0.0.1

# Number of pre-forked instances of zabbix_agentd.
# Default value is 5
# This parameter must be between 1 and 16

StartAgents=5

# How often refresh list of active checks. 2 minutes by default.

#RefreshActiveChecks=120

# Disable active checks. The agent will work in passive mode listening server.

#DisableActive=1

# Enable remote commands for ZABBIX agent. By default remote commands disabled.

#EnableRemoteCommands=1

# Specifies debug level
# 0 - debug is not created
# 1 - critical information
# 2 - error information
# 3 - warnings (default)
# 4 - for debugging (produces lots of information)

DebugLevel=3

# Name of PID file

PidFile=/var/run/zabbix/zabbix_agentd.pid

# Name of log file.
# If not set, syslog will be used

LogFile=/var/log/zabbix/zabbix_agentd.log

# Maximum size of log file in MB. Set to 0 to disable automatic log rotation.
LogFileSize=0

# Spend no more than Timeout seconds on processing
# Must be between 1 and 30

Timeout=3

####### USER-DEFINED MONITORED PARAMETERS #######
# Format: UserParameter=<key>,<shell command>
# Note that shell command must not return empty string or EOL only
#UserParameter=system.test,who|wc -l
### Set of parameter for monitoring MySQL server (v3.23.42 and later)
### Change -u<username> and add -p<password> if required
#UserParameter=mysql.ping,mysqladmin -uroot ping|grep alive|wc -l
#UserParameter=mysql.uptime,mysqladmin -uroot status|cut -f2 -d":"|cut -f1 -d"T"
#UserParameter=mysql.threads,mysqladmin -uroot status|cut -f3 -d":"|cut -f1 -d"Q"
#UserParameter=mysql.questions,mysqladmin -uroot status|cut -f4 -d":"|cut -f1 -d"S"
#UserParameter=mysql.slowqueries,mysqladmin -uroot status|cut -f5 -d":"|cut -f1 -d"O"
#UserParameter=mysql.qps,mysqladmin -uroot status|cut -f9 -d":"
#UserParameter=mysql.version,mysql -V
UserParameter=postfix.maildomains, sudo wc -l /etc/mail/local-host-names | awk '{print $1}'

Как можно умерить аппетиты агента? На мощных серверах не заметно, конечно, а вот на мелких VPSках нагрузка чувствуется и сильно.

[Nikolaicheg]

конфиги железа, а также ось в студию!

[Beast]

Стоит еще посмотреть не сервере в настройках итемов у клиента интервал обновления величин. Возможно увеличение поможет.