RAFT and CTDB
realrichardsharpe at gmail.com
Mon Nov 17 14:20:39 MST 2014
On Sun, Nov 16, 2014 at 11:41 PM, Volker Lendecke
<Volker.Lendecke at sernet.de> wrote:
> On Sat, Nov 15, 2014 at 10:31:30AM -0800, Richard Sharpe wrote:
>> Hi Volker,
>> At SDC you mentioned that you have an implementation of RAFT and I
>> assumed, perhaps incorrectly, that you were thinking of using RAFT to
>> manage things like recovery in CTDB.
>> Can you tell me more about your ideas in this regard and point me at any code?
> It's not finished yet, sorry. I have the basic algorithm and
> configuration changes done, but log compaction is still
> missing, so this is nothing for general consumption yet.
> Apart from that, I want to have a dbwrap_raft eventually,
> the main goal is to meet the persistence requirements that resilient
> and persistent file handles need.
> What would your project be?
Well, I have to get CTDB working with a clustered file system that
does not currently support fcntl locks :-(
I have also thought for a while that Corosync would be used to
implement all the functionality that CTDB needs ... and might have a
look at that.
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