Hi,

Yes the arrival callback for a checkpoint will be delivered (by MDS) in that 
order.

Cheers,
Mathi.

----- [email protected] wrote:

> Hi, Appreciate if someone can check this behavior
> 
> 
> 
> *From:* Girish Nagaraj [mailto:[email protected]]
> *Sent:* Tuesday, January 20, 2015 9:08 AM
> *To:* '[email protected]'
> *Subject:* CkptArrivalCallback order
> 
> 
> 
> Hi,
> 
> 
> 
> We use OpenSAF ckpt service to preserve application runtime states, In
> 2N
> model basically checkpoint data on active and update application state
> on
> hot-standby in ckpt arrival callback.
> 
> For this purpose we use API saCkptCheckpointWrite() and
> ncsCkptRegisterCkptArrivalCallback().
> 
> 
> 
> I have a question here: We want to use two checkpoints (say X & Y) in
> our
> application. If on active we call saCkptCheckpointWrite() on X & Y
> back-to-back in that order, is it guaranteed that on standby we will
> get
> the ckpt arrival callback in the same order? Order is very important
> design
> criteria for our application to work correctly.
> 
> 
> 
> Appreciate any help.
> 
> 
> 
> Regards,
> 
> Girish
> 
> -- 
> .
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New Year. New Location. New Benefits. New Data Center in Ashburn, VA.
GigeNET is offering a free month of service with a new server in Ashburn.
Choose from 2 high performing configs, both with 100TB of bandwidth.
Higher redundancy.Lower latency.Increased capacity.Completely compliant.
http://p.sf.net/sfu/gigenet
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