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Re: 10g Clusterware (Oracle CRS) documentation ?

From: Christo Kutrovsky <kutrovsky.oracle_at_gmail.com>
Date: Wed, 6 Apr 2005 19:02:27 -0400
Message-ID: <52a152eb0504061602c2564@mail.gmail.com>


Thanks Dimitar !

I've seen that note. It does give some enlight as to what each deamon does, but it doesnt tell you what the crs_profile, crs_getenv and etc commands do.

And that's what I am looking for.

On Apr 6, 2005 6:11 PM, Dimitar Radoulov <cichomitiko_at_gmail.com> wrote:
> MetaLink Note:259301.1
>
> CRS and 10g Real Application Clusters
>
> ####################################################################
>
> CRS DAEMON FUNCTIONALITY
> ------------------------
>
> Here is a short description of each of the CRS daemon processes:
>
> CRSD:
> - Engine for HA operation
> - Manages 'application resources'
> - Starts, stops, and fails 'application resources' over
> - Spawns separate 'actions' to start/stop/check application resources
> - Maintains configuration profiles in the OCR (Oracle Configuration
> Repository)
> - Stores current known state in the OCR.
> - Runs as root
> - Is restarted automatically on failure
>
> OCSSD:
> - OCSSD is part of RAC and Single Instance with ASM
> - Provides access to node membership
> - Provides group services
> - Provides basic cluster locking
> - Integrates with existing vendor clusteware, when present
> - Can also runs without integration to vendor clustware
> - Runs as Oracle.
> - Failure exit causes machine reboot.
> --- This is a feature to prevent data corruption in event of a split brain.
>
> EVMD:
> - Generates events when things happen
> - Spawns a permanent child evmlogger
> - Evmlogger, on demand, spawns children
> - Scans callout directory and invokes callouts.
> - Runs as Oracle.
> - Restarted automatically on failure
>
> ####################################################################
>
> HTH
>
> Dimitar
>
>
> ----- Original Message -----
> From: "Christo Kutrovsky" <kutrovsky.oracle_at_gmail.com>
> To: "oracle-l" <oracle-l_at_freelists.org>
> Sent: Wednesday, April 06, 2005 9:34 PM
> Subject: 10g Clusterware (Oracle CRS) documentation ?
>
> > Hello All,
> >
> > I am having really hard time finding information about the 10g
> > clusterware. I keep seeing references here and there to obscure
> > executables in /app/crs/bin, but no other information whatsoever.
> >
> > Anyone having any aditional sources of information about Oracle 10g
> > cluster ready services (clusterware) ? Especially all executables in
> > /app/crs/bin ?
> >
> > --
> > Christo Kutrovsky
> > Database/System Administrator
> > The Pythian Group
> > --
> > http://www.freelists.org/webpage/oracle-l
>

-- 
Christo Kutrovsky
Database/System Administrator
The Pythian Group
--
http://www.freelists.org/webpage/oracle-l
Received on Wed Apr 06 2005 - 19:06:18 CDT

Original text of this message

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