Re: Server stgpool volumes and GPT

2008-06-25 Thread Henrik Vahlstedt
ct: Re: [ADSM-L] Server stgpool volumes and GPT Henrik Vahlstedt wrote: > Hi, > > What evidence do you have that MBR volumes have better performance > than GPT volumes on Windows? I've run into offset problems with DOS partitions on Linux, where the offset forces every write at the f

Re: Server stgpool volumes and GPT

2008-06-23 Thread Skylar Thompson
Henrik Vahlstedt wrote: Hi, What evidence do you have that MBR volumes have better performance than GPT volumes on Windows? I've run into offset problems with DOS partitions on Linux, where the offset forces every write at the filesystem level to be written to two stripes rather than one. You

Re: Server stgpool volumes and GPT

2008-06-23 Thread Henrik Vahlstedt
] Server stgpool volumes and GPT Actually, you may get better performance out of Windows if you leave off the GPT. You don't want really large storage pool volumes anyway, so partitioning it out with 2 TB File systems, would be a good idea. That would remove another level of complexity

Re: Server stgpool volumes and GPT

2008-06-19 Thread Andy Huebner
stgpool volumes and GPT I saw the reply to my message (via the web interface to ADSM.ORG) from Howard Coles. Still not coming through via email. >> Actually, you may get better performance out of Windows if you leave off >> the GPT. You don't want really large storage pool v

Re: Server stgpool volumes and GPT

2008-06-19 Thread Skylar Thompson
Zoltan Forray/AC/VCU wrote: I guess I should have stated the intended platform. I would NEVER use Windoze. This will be a RedHat Linux server. Probably EL/ES 5. I have see discussions of using the XFS filesystem vs. EXT2. Any thoughts on this? I would recommend staying away from XFS. I've se

Server stgpool volumes and GPT

2008-06-19 Thread Zoltan Forray/AC/VCU
I saw the reply to my message (via the web interface to ADSM.ORG) from Howard Coles. Still not coming through via email. >> Actually, you may get better performance out of Windows if you leave off >> the GPT. You don't want really large storage pool volumes anyway, so >> partitioning it out with

Re: Server stgpool volumes and GPT

2008-06-19 Thread Skylar Thompson
Zoltan Forray/AC/VCU wrote: We are putting up a "big honkin Dell server" for a new TSM server. This box has 8=1TB internal drives. There has been an argument going on about how to properly partition this space, for the LZ. We use GPT since standard tools don't like >2TB filesystems. If we crea

Re: Server stgpool volumes and GPT

2008-06-19 Thread Howard Coles
/AC/VCU > Sent: Thursday, June 19, 2008 10:29 AM > To: ADSM-L@VM.MARIST.EDU > Subject: [ADSM-L] Server stgpool volumes and GPT > > We are putting up a "big honkin Dell server" for a new TSM server. This > box has 8=1TB internal drives. > > There has been an argume

Server stgpool volumes and GPT

2008-06-19 Thread Zoltan Forray/AC/VCU
We are putting up a "big honkin Dell server" for a new TSM server. This box has 8=1TB internal drives. There has been an argument going on about how to properly partition this space, for the LZ. We use GPT since standard tools don't like >2TB filesystems. If we create a 6TB LZ with GPT, will TSM