Re: HA Journal Performance - Option 42 of 5722SS1

[Jeff Crosby <jlcrosby@xxxxxxxxxxxxxxxx>]

Be advised, it is also not free.

DeLong, Eric wrote:
> No downsides, as long as the system never loses power unexpectedly.....  IIRC, this feature enables asynchronous journaling without commitment control.  In the event of a sudden power outage, you could end up with missing journal entries....
>
> Check the batteries on your UPS's, please...
>
> Eric
>
> -----Original Message-----
> From: midrange-l-bounces@xxxxxxxxxxxx
> [mailto:midrange-l-bounces@xxxxxxxxxxxx]On Behalf Of Elvis Budimlic
> Sent: Thursday, April 24, 2008 1:27 PM
> To: 'Midrange Systems Technical Discussion'
> Subject: RE: HA Journal Performance - Option 42 of 5722SS1
>
>
> Based on the feedback I've gotten from our customers, it was nothing but
> praise for option 42.  Never heard of any downsides.
>
> HTH, Elvis
>
> Celebrating 11-Years of SQL Performance Excellence on IBM i5/OS and OS/400
> www.centerfieldtechnology.com
>  
>
> -----Original Message-----
> Subject: HA Journal Performance - Option 42 of 5722SS1
>
> Hi -
>
> We are considering installing option 42 of OS/400, HA Journal
> Performance.  Our question is whether there is any risk in doing this.
> Could installing and using the Journal Caching for our busy production
> journals have any downside?
>
> I know that if we have an unplanned outage we can, and probably would,
> lose some transactions, but we are willing to take that risk. 
>
> TIA,
> Glenn Birnbaum
>
>
>