We average about 5TB/day, but spike up to 50-100TB a few times a year. We use Servergraph for our accounting, but you can get most of the information you need out of the server accounting file.
On Thu, Nov 14, 2013 at 07:36:06PM +0200, Swartz, Jerome wrote: > Thanks for the response Skylar, how much data do we backup on average per day? > > We do around 1TB in total daily so I am sure we require a lot less disk space. > > Regards, > > Jerome > > -----Original Message----- > From: ADSM: Dist Stor Manager [mailto:ADSM-L@VM.MARIST.EDU] On Behalf Of > Skylar Thompson > Sent: 14 November 2013 05:55 PM > To: ADSM-L@VM.MARIST.EDU > Subject: Re: [ADSM-L] TSM 6.3 server spec > > We use RHEL on x86_64 hardware, but the disk requirements should be pretty > platform-independent. Each of our TSM servers have the following for DB2: > > 2x 600GB 10K SAS drives in RAID-1 for active/archive log data 3x 4x 300GB 15K > SAS drives in RAID-10 for DB2 (12x drives total) > > The active/archive log produces almost entirely sequential reads and writes > so fewer disks works well for that. DB2 itself is almost entirely random > reads and writes and can easily become a bottleneck if you don't provision > lots of fast disks. Stay away from parity-based RAID as well, because that's > a huge performance hit for random writes. > > One of our TSM servers has been scaled to 620 million distinct file version > (1.3 billion if you count the files in copy pools). > > Our disk storage pools are composed of multiple volumes of either 8x 300GB or > 5x 600GB 10K SAS drives (depending on drive tray). Each server has been > 10 and 15 of these volumes, and is provisioned to give ~4 days of peak backup > throughput. This gives us some flexibility in doing tape library maintenance, > and to absorb large peaks in backups (these happen a few times a year so it's > worth it for us). We use 64GB FILE volumes within these disk volumes. > > On Thu, Nov 14, 2013 at 05:43:34PM +0200, Swartz, Jerome wrote: > > Hi folks, > > > > I am in the process of starting a fresh TSM installation on new hardware. > > > > Server 2008 R2 - TSM 6.3x > > > > I am busy reading the performance tuning guide and was wondering what you > > are currently using disk wise and a breakdown of you disk setup and how > > its working out for you. > > > > Regards, > > > > Jerome > > > > > > > > > > ********************************************************************** > > COMPUTACENTER PLC is registered in England and Wales with the > > registered number 03110569. Its registered office is at Hatfield > > Business Park, Hatfield Avenue, Hatfield, Hertfordshire AL10 9TW > > COMPUTACENTER (UK) Limited is registered in England and Wales with the > > registered number 01584718. Its registered office is at Hatfield > > Business Park, Hatfield Avenue, Hatfield, Hertfordshire AL10 9TW > > COMPUTACENTER (Mid-Market) Limited is registered in England and Wales > > with the registered number 3434654. Its registered office is at > > Hatfield Business Park, Hatfield Avenue, Hatfield, Hertfordshire AL10 > > 9TW COMPUTACENTER (FMS) Limited is registered in England and Wales > > with the registered number 3798091. Its registered office is at > > Hatfield Business Park, Hatfield Avenue, Hatfield, Hertfordshire AL10 > > 9TW > > > > The contents of this email are intended for the named addressee only. > > It contains information which may be confidential and which may also be > > privileged. > > Unless you are the named addressee (or authorised to receive mail for the > > addressee) you may not copy or use it, or disclose it to anyone else. > > If you receive it in error please notify us immediately and then destroy it. > > Computacenter information is available from: > > http://www.computacenter.com > > ********************************************************************** > > -- > -- Skylar Thompson (skyl...@u.washington.edu) > -- Genome Sciences Department, System Administrator > -- Foege Building S046, (206)-685-7354 > -- University of Washington School of Medicine -- -- Skylar Thompson (skyl...@u.washington.edu) -- Genome Sciences Department, System Administrator -- Foege Building S046, (206)-685-7354 -- University of Washington School of Medicine
