SSD to me seems overkill if you already have 24 GB of RAM, unless you need
superfast performance and are going to run a very busy TSM server with a huge
amount of concurrent sessions.
--
Gr., Remco
On 17 nov. 2010, at 12:16, "Pretorius, Louw <louw AT sun.ac DOT za>" <louw AT
SUN.AC DOT ZA> wrote:
> Hi all,
>
> I am currently in the process of setting up specifications for our new TSM6.2
> server.
>
> I started by adding 8 x SSD 50GB disks to hold OS and DB, but because of the
> high costs was wondering if it's possible to rather buy more RAM and increase
> the DB2 cache to speed up the database.
>
> Currently I have RAM set at 24GB but its way cheaper doubling the RAM than to
> buy 8 x SSD's
> Currently I have 8 x SSD vs 6 x SAS 15K
>
> Any ideas?
> Louw Pretorius
>
> -----Original Message-----
> From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf
> Of Shawn Drew
> Sent: 16 November 2010 23:04
> To: ADSM-L AT VM.MARIST DOT EDU
> Subject: [ADSM-L] TSM5.5/AIX61 Performance Monitoring
>
> Looking for some tips on performance monitoring. I've been through the
> tuning guide, but I'm looking for monitoring CPU/Memory, HBA usage, disk/tape
> performance, etc.
>
> I'm wondering what are the favorite tools on this list. From what I can
> gather nmon doesn't collect tape drive data, which is one of my major
> interests.
>
> I need to collect historical data for long term trends. Does anyone know if
> you can keep topas output in single, periodic snapshots like nmon?
>
>
> Regards,
> Shawn
> ________________________________________________
> Shawn Drew
>
>
> This message and any attachments (the "message") is intended solely for the
> addressees and is confidential. If you receive this message in error, please
> delete it and immediately notify the sender. Any use not in accord with its
> purpose, any dissemination or disclosure, either whole or partial, is
> prohibited except formal approval. The internet can not guarantee the
> integrity of this message. BNP PARIBAS (and its subsidiaries) shall (will)
> not therefore be liable for the message if modified. Please note that certain
> functions and services for BNP Paribas may be performed by BNP Paribas RCC,
> Inc.
|