
Angesichts der Tatsache, dass Zabbix seit einiger Zeit TimescaleDB unterstützt und nun eine neue LTS-Version von Zabbix veröffentlicht wurde, sind viele wahrscheinlich daran interessiert, wie sie von MySQL zu PostgreSQL migrieren können.
Trotz des Textes im Bild ist es durchaus möglich, Zabbix einfach von MySQL nach PostgreSQL zu migrieren. Es gibt viele Rezepte für eine solche Migration im Internet, zum Beispiel:
Bericht vom Zabbix Meetup
Video vom Youtube-Kanal Dmitry Lambert
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https://github.com/lesovsky/zabbix-extensions/tree/master/files/postgresql
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— Zabbix server:
systemctl stop zabbix-server
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CREATE, ALTER.
2 : create.sql, alter.sql
create.sql :
cat create.sql | psql -Uzabbix zabbix
pgloader — zabbix.load.config
LOAD DATABASE
FROM mysql://zabbix:zabbix-password@localhost/zabbix
INTO postgresql://zabbix:zabbix-password@192.168.1.1:5432/zabbix
WITH include no drop,
truncate,
create no tables,
create no indexes,
no foreign keys,
reset sequences,
data only
SET MySQL PARAMETERS
max_execution_time = '0'
SET PostgreSQL PARAMETERS
maintenance_work_mem TO '1024MB', work_mem to '128MB'
EXCLUDING TABLE NAMES MATCHING ~/history.*/, ~/trend.*/
ALTER SCHEMA 'zabbix' RENAME TO 'public';
EXCLUDING TABLE NAMES MATCHING ~/history.*/, ~/trend.*/
:
pgloader zabbix.load.config
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alter.sql :
cat alter.sql | psql -Uzabbix zabbix
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Zabbix, MySQL , PostgreSQL. CentOS 7, , :
yum remove zabbix-server-mysql zabbix-web-mysql
yum install zabbix-server-pgsql zabbix-web-pgsql php-pgsql
:
https://www.zabbix.com/documentation/4.0/manual/installation/install_from_packages
Web Zabbix, :
rm /etc/zabbix/web/zabbix.conf.php
:
/etc/httpd/conf.d/zabbix.conf
zabbix_server.conf: DBHost, DBPort, DBUser, DBName, DBPassword.
Zabbix Server!
systemctl start zabbix-server
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zabbix.load.data pgloader:
LOAD DATABASE
FROM mysql://zabbix:zabbix-password@localhost/zabbix
INTO postgresql://zabbix:zabbix-password@192.168.1.1:5432/zabbix
WITH include no drop,
no truncate,
create no tables,
create no indexes,
no foreign keys,
reset sequences,
data only,
prefetch rows = 5000,
multiple readers per thread
SET MySQL PARAMETERS
max_execution_time = '0',
net_read_timeout = ‘86400’,
net_write_timeout = ‘86400’
SET PostgreSQL PARAMETERS
maintenance_work_mem TO '1024MB', work_mem to '128MB'
INCLUDING ONLY TABLE NAMES MATCHING ~/history.*/, ~/trend.*/
ALTER SCHEMA 'zabbix' RENAME TO 'public';
:
no truncate
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INCLUDING ONLY TABLE NAMES MATCHING ~/history.*/, ~/trend.*/
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pgloader zabbix.load.data
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prefetch_rows = 1000,
workers = 1,
concurrency = 1,
single reader per thread
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begin;
create table x(n numeric);
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