Description
This article describes the procedure followed for HA master selection on FortiGate-6000 and 7000 series.
Solution
Default HA behavior can be influenced by override settings under HA config. “show full-configuration ha” will show configured parameters under HA:
Use the following command to enable SSD failure protection:
Note:
For 6001 series, disk config mismatch will causes one of HA chassis to halt. By-default disk config is Raid-1
When chassis-id set to same, chassis with lower serial number will shut down in version 6.0.6 to 6.0.8. This is fixed in v6.0.9 (Reference Bug: 592170)
Case1: Override disabled.
When override is disabled, HA failover follows the below sequence:
6301/6501 Series: Any active worker (equal)-> Monitor interface (equal) -> Total active worker number (equal) -> SSD failure -> Total SSD number (equal) -> HA Uptime (equal) -> Priority (equal) ->Serial Number.
![](/legacyfs/online/images/kb_20116_1.png)
![](/legacyfs/online/images/kb_20116_2.png)
![](/legacyfs/online/images/kb_20116_3.png)
![](/legacyfs/online/images/kb_20116_4.png)
This article describes the procedure followed for HA master selection on FortiGate-6000 and 7000 series.
Solution
Default HA behavior can be influenced by override settings under HA config. “show full-configuration ha” will show configured parameters under HA:
FGT(global) # show full-configuration system haFortiGate-6501F or 6301F HA clusters support SSD (log disk) failure protection. SSD failure protection is disabled by default.
# config system ha
set group-id 10
set group-name "test"
set mode a-p
set password XXX
set hbdev "ha1" 50 "ha2" 50
set chassis-ID 1
set hbdev-vlan-id 999
set hbdev-second-vlan-id 999
set override disable
set priority 128
set monitor "port2"
set ssd-failover disable <----- Settings available only on 6301F and 6501F. Disabled by-default
end
Use the following command to enable SSD failure protection:
# config system ha
set ssd-failover enable
end
Note:
For 6001 series, disk config mismatch will causes one of HA chassis to halt. By-default disk config is Raid-1
When chassis-id set to same, chassis with lower serial number will shut down in version 6.0.6 to 6.0.8. This is fixed in v6.0.9 (Reference Bug: 592170)
Case1: Override disabled.
When override is disabled, HA failover follows the below sequence:
6301/6501 Series: Any active worker (equal)-> Monitor interface (equal) -> Total active worker number (equal) -> SSD failure -> Total SSD number (equal) -> HA Uptime (equal) -> Priority (equal) ->Serial Number.
![](/legacyfs/online/images/kb_20116_1.png)
6300/6500/7000 Series: Any active worker (equal)-> Monitor interface (equal) -> Total active worker number (equal) -> HA Uptime (equal) -> Priority (equal) ->Serial Number.
![](/legacyfs/online/images/kb_20116_2.png)
Case2: Override enabled.
When override is enabled, HA failover follows the below sequence:
When override is enabled, HA failover follows the below sequence:
6301/6501 Series: Any active worker (equal)-> Monitor interface (equal) -> Total active worker number (equal) -> SSD failure (equal) -> Total SSD number (equal) -> Priority (equal) -> HA Uptime (equal) ->Serial Number.
![](/legacyfs/online/images/kb_20116_3.png)
6300/6500/7000 Series: Any active worker (equal)-> Monitor interface (equal) -> Total active worker number (equal) -> Priority (equal) -> HA Uptime (equal) ->Serial Number.
![](/legacyfs/online/images/kb_20116_4.png)
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