Zabbix Documentation 4.0

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manual:installation:install_from_packages:rhel_centos

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manual:installation:install_from_packages:rhel_centos [2018/09/11 05:20]
martins-v some reordering and formatting fixes
manual:installation:install_from_packages:rhel_centos [2018/12/10 11:38] (current)
martins-v better note regarding separate db for server and proxy; some rewording
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 Official Zabbix packages are available for RHEL 7, CentOS 7 and Oracle Linux 7. In this documentation we will refer to all 3 using the term ''​RHEL''​. Official Zabbix packages are available for RHEL 7, CentOS 7 and Oracle Linux 7. In this documentation we will refer to all 3 using the term ''​RHEL''​.
  
-Some agent and proxy packages are available for [[https://​repo.zabbix.com/​zabbix/​3.5/​rhel/​6/​x86_64/​|RHEL 6]] and [[https://​repo.zabbix.com/​zabbix/​3.5/​rhel/​5/​x86_64|RHEL 5]] as well.+Some agent and proxy packages are available for [[https://​repo.zabbix.com/​zabbix/​4.0/​rhel/​6/​x86_64/​|RHEL 6]] and [[https://​repo.zabbix.com/​zabbix/​4.0/​rhel/​5/​x86_64|RHEL 5]] as well.
  
 ==== Adding Zabbix repository ==== ==== Adding Zabbix repository ====
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 RHEL 7: RHEL 7:
  
-  # rpm -ivh https://​repo.zabbix.com/​zabbix/​3.5/​rhel/​7/​x86_64/​zabbix-release-3.5-1.el7.noarch.rpm+  # rpm -ivh https://​repo.zabbix.com/​zabbix/​4.0/​rhel/​7/​x86_64/​zabbix-release-4.0-1.el7.noarch.rpm
  
 RHEL 6: RHEL 6:
  
-  # rpm -ivh https://​repo.zabbix.com/​zabbix/​3.5/​rhel/​6/​x86_64/​zabbix-release-3.5-1.el6.noarch.rpm+  # rpm -ivh https://​repo.zabbix.com/​zabbix/​4.0/​rhel/​6/​x86_64/​zabbix-release-4.0-1.el6.noarch.rpm
  
 RHEL 5: RHEL 5:
  
-  # rpm -ivh https://​repo.zabbix.com/​zabbix/​3.5/​rhel/​5/​x86_64/​zabbix-release-3.5-1.noarch.rpm+  # rpm -ivh https://​repo.zabbix.com/​zabbix/​4.0/​rhel/​5/​x86_64/​zabbix-release-4.0-1.noarch.rpm
  
 === Frontend installation prerequisites === === Frontend installation prerequisites ===
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 For Zabbix [[manual:​concepts:​server|server]] and [[manual:​concepts:​proxy|proxy]] daemons a database is required. It is not needed to run Zabbix [[manual:​concepts:​agent|agent]]. ​ For Zabbix [[manual:​concepts:​server|server]] and [[manual:​concepts:​proxy|proxy]] daemons a database is required. It is not needed to run Zabbix [[manual:​concepts:​agent|agent]]. ​
  
-<note warning>If Zabbix server and proxy are installed on the same host, their databases must be created with different names!</​note>​+<note warning>Separate databases are needed for Zabbix server and Zabbix ​proxy; they cannot use the same database. Therefore, if they are installed on the same host, their databases must be created with different names!</​note>​
  
 Create the database using the provided instructions for [[manual:​appendix:​install:​db_scripts#​mysql|MySQL]] or [[manual:​appendix:​install:​db_scripts#​postgresql|PostgreSQL]]. Create the database using the provided instructions for [[manual:​appendix:​install:​db_scripts#​mysql|MySQL]] or [[manual:​appendix:​install:​db_scripts#​postgresql|PostgreSQL]].
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 === Configure database for Zabbix server/​proxy === === Configure database for Zabbix server/​proxy ===
  
-Edit zabbix_server.conf ​or zabbix_proxy.conf to use the created database. For example:+Edit zabbix_server.conf ​(and zabbix_proxy.confto use their respective databases. For example:
  
   # vi /​etc/​zabbix/​zabbix_server.conf   # vi /​etc/​zabbix/​zabbix_server.conf
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   php_value upload_max_filesize 2M   php_value upload_max_filesize 2M
   php_value max_input_time 300   php_value max_input_time 300
 +  php_value max_input_vars 10000
   php_value always_populate_raw_post_data -1   php_value always_populate_raw_post_data -1
   # php_value date.timezone Europe/Riga   # php_value date.timezone Europe/Riga
  
 Now you are ready to proceed with [[manual/​installation/​install#​installing_frontend|frontend installation steps]] which will allow you to access your newly installed Zabbix. Now you are ready to proceed with [[manual/​installation/​install#​installing_frontend|frontend installation steps]] which will allow you to access your newly installed Zabbix.
 +
 +Note that a Zabbix proxy does not have a frontend; it communicates with Zabbix server only.
  
 <​note>​Zabbix official repository provides fping, iksemel, libssh2 packages as well. These packages are located in the //​[[https://​repo.zabbix.com/​non-supported/​|non-supported]]//​ directory.</​note>​ <​note>​Zabbix official repository provides fping, iksemel, libssh2 packages as well. These packages are located in the //​[[https://​repo.zabbix.com/​non-supported/​|non-supported]]//​ directory.</​note>​
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 ==== Java gateway installation ==== ==== Java gateway installation ====
  
-It is required to install [[:​manual/​concepts/​java|Java gateway]] if you want to monitor JMX applications. Java gateway is lightweight and does not require a database.+It is required to install [[:​manual/​concepts/​java|Java gateway]] ​only if you want to monitor JMX applications. Java gateway is lightweight and does not require a database.
  
-To install Zabbix Java gateway:+Once the required [[#​adding_zabbix_repository|repository]] is added, you can install Zabbix Java gateway ​by running:
  
   # yum install zabbix-java-gateway   # yum install zabbix-java-gateway
  
-Configuration parameters of Zabbix Java gateway may be tuned in the file: +Proceed ​to [[:​manual/​concepts/​java/​from_rhel_centos|setup]] for more details on configuring and running ​Java gateway.
- +
-  /​etc/​zabbix/​zabbix_java_gateway.conf +
- +
-For more details, see Zabbix Java gateway configuration [[:​manual:​appendix:​config:​zabbix_java|parameters]]. +
- +
-To start Zabbix Java gateway: +
- +
-  # service zabbix-java-gateway restart +
- +
-To automatically start Zabbix Java gateway on boot: +
- +
-RHEL 7 and later: +
-  # systemctl enable zabbix-java-gateway +
- +
-RHEL prior to 7: +
-  # chkconfig --level 12345 zabbix-java-gateway on +
- +
-<note important>​Note that Zabbix server must be [[:​manual/​concepts/​java#​configuring_server_for_use_with_java_gateway|configured]] to work with Java gateway.</​note>​ +
- +
-Zabbix Java gateway log file is: +
- +
-  /​var/​log/​zabbix/​zabbix_java_gateway.log +
- +
-If you like to increase the logging, edit the file: +
- +
-  /​etc/​zabbix/​zabbix_java_gateway_logback.xml +
- +
-and change ''​level=%%"​%%info%%"​%%''​ to %%"​%%debug%%"​%% or even %%"​%%trace%%"​%%,​ for deep troubleshooting:​ +
- +
-  <​configuration scan="​true"​ scanPeriod="​15 seconds">​ +
-  [...] +
-        <root level="​info">​ +
-                <​appender-ref ref="​FILE"​ /> +
-        </​root>​ +
-   +
-  </​configuration>​ +