{{DISPLAYTITLE:High Availability Database with MariaDB Galera Cluster}}
...is an expert-level guide for deploying the VoIPmonitor database in a high-availability, multi-master cluster using MariaDB Galera. This architecture provides exce
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...eplication topology. This setup is a common foundation for creating a high-availability (HA) database environment for VoIPmonitor.'''
*'''High Availability:''' If one server fails, the other can immediately take over, as it already
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{{DISPLAYTITLE:High Availability with Keepalived (Active-Passive Failover)}}
'''This is an expert-level guide for creating a high-availability (HA) VoIPmonitor cluster using an Active-Passive failover model. This archi
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...ages. It is disabled by default to prevent database or storage overload in high-traffic scenarios.
...whether to store SIP OPTIONS messages to disk. Note that in situations of high traffic, this could overload the file system. Default is 'no'.
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=== Availability ===
** High '''Capacity %''' means you're approaching the disk's throughput limit
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{{Warning|1=For '''High Availability (HA) setups''', do NOT use <code>ribbonsbc_srcip</code> - it will fail when
* How do I configure VoIPmonitor for Ribbon SBC in High Availability (HA) setups?
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[[Category:High Availability]]
...ate.conf, PCAP migration, rsync, timezone, master-master replication, high availability
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== High Availability & Replication ==
High-volume deployments and optimization.
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* [[How_to_enable_milliseconds_precision|'''Milliseconds Precision''']] - High-precision timing
* [[SIP_OPTIONS/SUBSCRIBE/NOTIFY|'''OPTIONS/SUBSCRIBE''']] - Availability
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| '''WAN bandwidth''' || Low (CDRs only, 1Gb sufficient) || High (full packets)
== High Availability (Failover) ==
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...replication, master-slave, source-replica, database, mysql, mariadb, high availability, read replica, backup, `server-id`, `log_bin`, `mysqldump`, `CHANGE MASTER
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...reverse tunnel, VPN, mysqldump, smartctl, backup strategy, NAS, SAN, high availability
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When using High Availability with multiple GUI servers sharing a database, ensure all use the same encry
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...'' (<code>max_buffer_mem</code>), '''NOT system RAM'''. High system memory availability does not prevent this error. The root cause is always a downstream bottlene
...(primary / secondary / processing) || High A with low t0CPU || High A with high t0CPU
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* [[Scaling|Scaling Guide]] - Performance tuning for high traffic
| <code>mysql_enable_set_id</code> || no || Central server generates CDR IDs (high-traffic client/server).
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