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Old 04-07-2011, 02:05 PM
Lon Hohberger
 
Default rhel5 cman: Clarify 'expected' option

From: Shane Bradley <sbradley@redhat.com>

Resolves: rhbz#688701

Signed-off-by: Lon Hohberger <lhh@redhat.com>
---
cman/man/cman_tool.8 | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/cman/man/cman_tool.8 b/cman/man/cman_tool.8
index 554a316..71e1841 100644
--- a/cman/man/cman_tool.8
+++ b/cman/man/cman_tool.8
@@ -58,6 +58,12 @@ version of "leave force" so only use if if you really know what you are doing.
Tells CMAN a new value of expected votes and instructs it to recalculate
quorum based on this value.
.br
+The recalculation takes into account the number of currently
+active nodes, so this option should not be used in an attempt to
+artificially lower the quorum value in advance of a planned shutdown of
+cluster nodes. Instead, the 'cman_tool leave remove' command should be
+used (see the 'leave' subcommand above).
+.br
Use this option if your cluster has lost quorum due to nodes failing and
you need to get it running again in a hurry.

--
1.7.3.4
 
Old 04-07-2011, 05:06 PM
"Fabio M. Di Nitto"
 
Default rhel5 cman: Clarify 'expected' option

ACK

On 04/07/2011 04:05 PM, Lon Hohberger wrote:
> From: Shane Bradley <sbradley@redhat.com>
>
> Resolves: rhbz#688701
>
> Signed-off-by: Lon Hohberger <lhh@redhat.com>
> ---
> cman/man/cman_tool.8 | 6 ++++++
> 1 files changed, 6 insertions(+), 0 deletions(-)
>
> diff --git a/cman/man/cman_tool.8 b/cman/man/cman_tool.8
> index 554a316..71e1841 100644
> --- a/cman/man/cman_tool.8
> +++ b/cman/man/cman_tool.8
> @@ -58,6 +58,12 @@ version of "leave force" so only use if if you really know what you are doing.
> Tells CMAN a new value of expected votes and instructs it to recalculate
> quorum based on this value.
> .br
> +The recalculation takes into account the number of currently
> +active nodes, so this option should not be used in an attempt to
> +artificially lower the quorum value in advance of a planned shutdown of
> +cluster nodes. Instead, the 'cman_tool leave remove' command should be
> +used (see the 'leave' subcommand above).
> +.br
> Use this option if your cluster has lost quorum due to nodes failing and
> you need to get it running again in a hurry.
>
 

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