ADSM-L

Re: [ADSM-L] Tangent: ESX, Linux, and Backups

2014-02-28 14:32:18
Subject: Re: [ADSM-L] Tangent: ESX, Linux, and Backups
From: Remco Post <r.post AT PLCS DOT NL>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Fri, 28 Feb 2014 20:21:36 +0100
Op 28 feb. 2014, om 19:08 heeft Nick Laflamme <nick AT LAFLAMME DOT US> het 
volgende geschreven:

> What B/A client? :-)
> 
> If I take my backups at the ESX level, I'm trying to do just an image
> backup, driven by ESX, not using some client in the virtual machine.
> 
> So, I need Linux to catch the signal from ESX of an impending snapshot, and
> I need a way for Linux to trigger those pre- and post- command scripts.
> That is my goal.

maybe you need to study the vmware tools for linux.... This has nothing to do 
with TSM...

> 
> On Friday, February 28, 2014, Michael Prix <mp AT rs6000.darktech DOT org> 
> wrote:
> 
>> Nick,
>> 
>> if you don't have a TDP for the app, you can still use the
>> PRESCHEDCOMMAND and POSTSCHEDCOMMAND options of the B/A-client.
>> 
>> if you have a VM, the VMware-API gives you a similar hook:
>> **/usr/sbin/pre-freeze-script
>> /usr/sbin/post-thaw-script
>> 
>> --
>> Mit freundlichen Grüßen / Kind regards
>> 
>> Michael Prix
>> 
>> On 02/28/2014 03:14 PM, Nick Laflamme wrote:
>>> I apologize for introducing a tangent, but I need some help defining a
>>> problem.
>>> 
>>> Those of us who have studied (or used!) TSM for VE know that the TDP for
>>> SQL Server can receive a signal from Windows Server that something is
>> about
>>> to take a backup. The same signal should trigger any pending writes
>> before
>>> something takes a snapshot and then backs up a restorable disk image.
>>> 
>>> Are there similar signals (which might not be the right word) in Linux or
>>> various UNIX systems? Assuming a lack of support from an application
>>> vendor, I'd want at least to fire off a script upon receiving that signal
>>> to use existing commands to "freeze" the app,
>>> 
>>> Are there better idioms I should use with my Linux/UNIX gurus, or is this
>>> simply not an option yet?
>>> 
>>> Thanks,
>>> Nick
>> 

-- 

 Met vriendelijke groeten/Kind Regards,

Remco Post
r.post AT plcs DOT nl
+31 6 248 21 622

<Prev in Thread] Current Thread [Next in Thread>