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[#362,!182] Added clarification about Cassandra connection failure handling

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This commit is contained in:
Tomek Mrugalski
2019-02-22 14:04:41 +01:00
parent 8176e6a7c3
commit d114f1d8ce
2 changed files with 7 additions and 4 deletions
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4
doc/guide/dhcp4-srv.xml
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@@ -496,7 +496,9 @@ the lease database after connectivity has been lost may be specified:
If the server is unable to reconnect to the database after making the maximum number
of attempts the server will exit. A value of zero (the default) disables automatic
recovery and the server will exit immediately upon detecting a loss of connectivity
(MySQL and Postgres only).
(MySQL and Postgres only). For Cassandra, Kea uses Cassandra interface that
connects to all nodes in a cluster at the same time. Any connectivity
issues should be handled by internal Cassandra mechanisms.
</para>
<para>
The number of milliseconds the server will wait between attempts to reconnect to the

7
doc/guide/dhcp6-srv.xml
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@@ -554,8 +554,7 @@ linkend="cassandra-database-configuration4"/> for details.</para>
purpose, be it lease or hosts information. This arrangement gives the most
flexibility. Kea can keep leases and host reservations
separately, but can also point to the same database. Currently the
supported hosts database types are MySQL and PostgreSQL; the Cassandra
backend does not yet support host reservations.</para>
supported hosts database types are MySQL, PostgreSQL and Cassandra.</para>
<para>For example, the following configuration can be used to
configure connection to MySQL:
@@ -627,7 +626,9 @@ the host database after connectivity has been lost may be specified:
If the server is unable to reconnect to the database after making the maximum number
of attempts the server will exit. A value of zero (the default) disables automatic
recovery and the server will exit immediately upon detecting a loss of connectivity
(MySQL and Postgres only).
(MySQL and Postgres only). For Cassandra, Kea uses Cassandra interface that
connects to all nodes in a cluster at the same time. Any connectivity
issues should be handled by internal Cassandra mechanisms.
</para>
<para>
The number of milliseconds the server will wait between attempts to reconnect to the