Re: [Postgres-xc-developers] pgxc_ctl C version in progress

[Nikhil S. <ni...@st...>]

> So I think it's better to begin at contrib.   It can be moved to bin
> when most people think it's natural.
>
+1

Regards,
Nikhils

> Regards;
> ----------
> Koichi Suzuki
>
>
> 2013/3/7 Koichi Suzuki <koi...@gm...>:
>> Hello,
>>
>> I'm pleased to publish C version of pgxc_ctl in progress in
>> https://github.com/postgres-xc/postgres-xc/tree/pgxc_ctl/contrib/pgxc_ctl
>>
>> This needs much more improvement but it just works fine for basic
>> configuration, without slave, so far.   Good features to this version
>> are:
>>
>> 1. Maintains configuration file in bash.
>> 2. More flexible environment, including log.
>> 3. If possible, shell scripts including scp and ssh will be done in
>> parallel.   C version is quite faster than bash version mainly for
>> this reason.
>> 4. Log is improved much.   Now more than one pgxc_ctl session can
>> write to the same log and the log will be controlled by advisory lock
>> so that log lines will not be messed up by another pgxc_ctl session.
>> 5. Utilities to clean up gtm (unregister failed node) is now
>> integrated into pgxc_ctl.   pgxc_monitor was also integrate so that
>> pgxc_ctl can run without any other modules in contrib.
>>
>> Because original bash version was more than 5k lines, C version is
>> even bigger.   I think I should maintain bash version as well for
>> people to learn what to do in various XC cluster operation.   Further,
>> now Abbas is implementing node addition/removal which should
>> be supported by pgxc_ctl as well.
>>
>> Sorry, no document is available so far.   It is very similar to bash
>> version but be a bit different.
>>
>> After I do necessary work, I'd like to add this to contrib.
>>
>> Regards;
>> ----------
>> Koichi Suzuki
>
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