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Diffstat (limited to 'server/man/include/failover.xml')
| -rw-r--r-- | server/man/include/failover.xml | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/server/man/include/failover.xml b/server/man/include/failover.xml deleted file mode 100644 index efe3ee424..000000000 --- a/server/man/include/failover.xml +++ /dev/null @@ -1,42 +0,0 @@ -<refsect1 id='failover'> - <title>FAILOVER</title> - <para> - The failover feature allows back ends to automatically switch to - a different server if the primary server fails. - </para> - <refsect2 id='failover_syntax'> - <title>Failover Syntax</title> - <para> - The list of servers is given as a comma-separated list; any - number of spaces is allowed around the comma. The servers are - listed in order of preference. The list can contain any number - of servers. - </para> - </refsect2> - <refsect2 id='failover_mechanism'> - <title>The Failover Mechanism</title> - <para> - The failover mechanism distinguishes between a machine and a - service. The back end first tries to resolve the hostname of a - given machine; if this resolution attempt fails, the machine is - considered offline. No further attempts are made to connect - to this machine for any other service. If the resolution - attempt succeeds, the back end tries to connect to a service - on this machine. If the service connection attempt fails, - then only this particular service is considered offline and - the back end automatically switches over to the next service. - The machine is still considered online and might still be tried - for another service. - </para> - <para> - Further connection attempts are made to machines or services - marked as offline after a specified period of time; this is - currently hard coded to 30 seconds. - </para> - <para> - If there are no more machines to try, the back end as a whole - switches to offline mode, and then attempts to reconnect - every 30 seconds. - </para> - </refsect2> -</refsect1> |