Ramdisk IS good for temp files; it's also very good for resizing. Specify the
ramdisk filesystem as the place where you want the resize file built, and it
flies.
> From: [email protected]
> To: [email protected]
> Date: Fri, 3 Sep 2010 11:10:11 -0700
> Subject: Re: [U2] Unidata - Hardware sizing for 550 telnet users
>
> We use our ramdisk for special jobs that require some crunching of sales
> numbers.
>
> We basically copy our monthly sales files (which are distributed by month)
> into the ramdisk, run the jobs and recreate the partfiles for the month,
> re-index etc then copy the partfiles and indexes back.
>
> We took a weekly job that was taking about 16 hours down to less than 3 hours
> by doing the work on the ramdisk.
>
> btw our SAN is really fast, but the ramdisk is much faster.
>
>
> ________________________________
> From: [email protected]
> [[email protected]] On Behalf Of Augusto Alonso
> [[email protected]]
> Sent: Friday, September 03, 2010 10:23 AM
> To: U2 Users List
> Subject: Re: [U2] Unidata - Hardware sizing for 550 telnet users
>
> Hi Neil.
> May I ask you: how do you use the Ramdisk?
> As a temp directory?
> I'm very interested in improving performance this way...
> Thanks
> --
> Augusto Alonso
> IT Manager
> QUITER SERVICIOS CENTRALES
> Zoco Gran Santander, 1ª planta - 39011 Santander - España
> Telf: +34 902233323 - Fax: +34 902234280
>
> AVISO LEGAL: Este mensaje contiene información destinada exclusivamente al
> usuario de destino, pudiendo contener información confidencial o protegida
> legalmente. Si, por un error de envío o transmisión, ha recibido este
> mensaje y usted no es el destinatario del mismo, por favor, notifique de
> este hecho al remitente y no use, informe, distribuya, imprima, copie o
> difunda este mensaje bajo ningún medio . Cualquier opinión en él contenida,
> es exclusiva de su autor y no representa necesariamente la opinión de Quiter
> Servicios Centrales.
>
> LEGAL WARNING: This e-mail and any attachment, contain information intended
> solely for the addressee and may contain confidential information or legally
> protected data. If you are not the intended recipient, please notify the
> sender and do not use, disclose, distribute, copy, print or rely on this
> e-mail under any circumstances. The views and opinions expressed are the
> author´s own and do not necessarily reflect those of Quiter Servicios
> Centrales.
>
>
>
> 2010/9/3 Neil Richards <[email protected]><mailto:[email protected]>>
>
> > Manu,
> >
> > we have a similar system running Universe on AIX.
> >
> > I carved out the following LPAR from one our P560 frames.
> >
> > Ram 64GB, (48GB and 16GB Ramdisk)
> > CPU 8 dual core cpus
> > Disk 1TB (600GB in use)
> >
> > performance is stellar compared to our Oracle ERP systems which run on even
> > more hardware.
> >
> > Neil
> >
> > ________________________________
> > From:
> > [email protected]<mailto:[email protected]>
> > [
> > [email protected]<mailto:[email protected]>]
> > On Behalf Of Manu Fernandes [
> > [email protected]<mailto:[email protected]>]
> > Sent: Friday, September 03, 2010 3:06 AM
> > To: U2 Users List
> > Subject: [U2] Unidata - Hardware sizing for 550 telnet users
> >
> > Hi group,
> >
> > This post to ask your opinion about the hardware sizing to serve this
> > type of usage, within a IBM / AIX system :
> >
> > - Unidata unix
> > - 550 telnet users
> > - 100gb datafiles
> >
> > Any advise is welcome.
> > Manu
> >
> > _______________________________________________
> > U2-Users mailing list
> > [email protected]<mailto:[email protected]><mailto:[email protected]>
> > http://listserver.u2ug.org/mailman/listinfo/u2-users
> > ________________________________
> > _______________________________________________
> > U2-Users mailing list
> > [email protected]<mailto:[email protected]>
> > http://listserver.u2ug.org/mailman/listinfo/u2-users
> >
> _______________________________________________
> U2-Users mailing list
> [email protected]<mailto:[email protected]>
> http://listserver.u2ug.org/mailman/listinfo/u2-users
> ________________________________
> _______________________________________________
> U2-Users mailing list
> [email protected]
> http://listserver.u2ug.org/mailman/listinfo/u2-users
_______________________________________________
U2-Users mailing list
[email protected]
http://listserver.u2ug.org/mailman/listinfo/u2-users
