Re: Newbie gmirror questions

2010-02-05 Thread Mike Clarke
On Sunday 17 January 2010, Matthew Seaman wrote: However, one of the really amazingly brilliant things about geom is that just about any disk / storage related thing can be a geom provider, and geom constructs will nest very happily.  Here's a howto for setting up gmirror across a pair of

Re: Newbie gmirror questions

2010-02-05 Thread Modulok
Does gmirror consider one of the consumers to act as a master for the pair? No. The order doesn't matter. You could take out your hard drives and shuffle them like cards and it wouldn't matter. All metadata is stored in the last sector of the drives themselves. Cable order is irrelevant.

Re: Newbie gmirror questions

2010-01-18 Thread Mike Clarke
On Sunday 17 January 2010, Matthew Seaman wrote: However, one of the really amazingly brilliant things about geom is that just about any disk / storage related thing can be a geom provider, and geom constructs will nest very happily.  Here's a howto for setting up gmirror across a pair of

Re: Newbie gmirror questions

2010-01-17 Thread Mike Clarke
On Saturday 16 January 2010, Pieter de Goeje wrote: On Saturday 16 January 2010 00:34:52 Mike Clarke wrote: I'm about to upgrade to more disk space and I'm tempted use this as an opportunity to get two disks and implement gmirror. Before I go ahead there's a few aspects of mirroring I'm

Re: Newbie gmirror questions

2010-01-17 Thread Matthew Seaman
Mike Clarke wrote: Actually I was more concerned about what happens when I boot into another OS like Windows or Linux on one of the spare slices - I'm assuming that I have to apply gmirror to the whole disk rather than just selected slices? You can't do this. gmirror is FreeBSD specific,

Re: Newbie gmirror questions

2010-01-17 Thread Mike Clarke
On Sunday 17 January 2010, Matthew Seaman wrote: Mike Clarke wrote: Actually I was more concerned about what happens when I boot into another OS like Windows or Linux on one of the spare slices - I'm assuming that I have to apply gmirror to the whole disk rather than just selected

Re: Newbie gmirror questions

2010-01-17 Thread Matthew Seaman
Mike Clarke wrote: On Sunday 17 January 2010, Matthew Seaman wrote: Mike Clarke wrote: Actually I was more concerned about what happens when I boot into another OS like Windows or Linux on one of the spare slices - I'm assuming that I have to apply gmirror to the whole disk rather than just

Re: Newbie gmirror questions

2010-01-17 Thread Volodymyr Kostyrko
On 17.01.2010 19:18, Matthew Seaman wrote: Mike Clarke wrote: Actually I was more concerned about what happens when I boot into another OS like Windows or Linux on one of the spare slices - I'm assuming that I have to apply gmirror to the whole disk rather than just selected slices? You

Re: Newbie gmirror questions

2010-01-16 Thread Pieter de Goeje
On Saturday 16 January 2010 00:34:52 Mike Clarke wrote: I'm about to upgrade to more disk space and I'm tempted use this as an opportunity to get two disks and implement gmirror. Before I go ahead there's a few aspects of mirroring I'm not sure about and would appreciate some advice. I'm

Newbie gmirror questions

2010-01-16 Thread Dino Vliet
Forwarded Message: Newbie gmirror questions Newbie gmirror questions Saturday, January 16, 2010 12:34 AM From: Mike Clarke jmc-freeb...@milibyte.co.uk To: freebsd-questions@freebsd.org I'm about to upgrade to more disk space and I'm tempted use this as an opportunity to get two disks

Newbie gmirror questions

2010-01-15 Thread Mike Clarke
I'm about to upgrade to more disk space and I'm tempted use this as an opportunity to get two disks and implement gmirror. Before I go ahead there's a few aspects of mirroring I'm not sure about and would appreciate some advice. I'm using grub for multi booting. Does this introduce any