Re: RAID over Firewire

2006-09-05 Thread Bill Davidsen
Richard Scobie wrote: Bill Davidsen wrote: It should work, but I don't like it... it leaves you with a lot of exposure between backups. Unless your data change a lot, you might consider a good incremental dump program to DVD or similar. Thanks. I have abandoned this option for various

Re: RAID over Firewire

2006-09-04 Thread Bill Davidsen
Richard Scobie wrote: Has anyone had any experience or comment regarding linux RAID over ieee1394? As a budget backup solution, I am considering using a pair of 500GB drives, each connected to a firewire 400 port, configured as a linear array, to which the contents of an onboard array will

Re: RAID over Firewire

2006-09-04 Thread Richard Scobie
Bill Davidsen wrote: It should work, but I don't like it... it leaves you with a lot of exposure between backups. Unless your data change a lot, you might consider a good incremental dump program to DVD or similar. Thanks. I have abandoned this option for various reasons, including

Re: RAID over Firewire

2006-08-24 Thread Gordon Henderson
On Thu, 24 Aug 2006, Richard Scobie wrote: Gordon Henderson wrote: While I haven't done this, I have a client who uses Firewire drives (Lacie) as a backup solution and they seem to just work, and look like locally attached SCSI drives (Performance is quite good too!) I guess you won't

Re: RAID over Firewire

2006-08-24 Thread Francois Barre
2006/8/23, Richard Scobie [EMAIL PROTECTED]: Has anyone had any experience or comment regarding linux RAID over ieee1394? I've been successfully running a 4x250Gb Raid5 over ieee1394 with XFS on top. The 4 drives are sharing the same ieee1394 bus, so the bandwidth is awfull, because they have

Re: RAID over Firewire

2006-08-23 Thread Richard Scobie
Gordon Henderson wrote: While I haven't done this, I have a client who uses Firewire drives (Lacie) as a backup solution and they seem to just work, and look like locally attached SCSI drives (Performance is quite good too!) I guess you won't be hot pluging/unplugging them, so those issues

Re: RAID over Firewire

2006-08-23 Thread Richard Scobie
Dexter Filmore wrote: Of all modes I wouldn't use a linear setup for backups. One disk dies - all data is lost. I'd go for an external raid5 solution, tho those tend to be slow and expensive. Unfortunately budget is the overriding factor here. Unlike RAID 0, I thought there may be a way

Re: RAID over Firewire

2006-08-23 Thread Mike Hardy
Richard Scobie wrote: Dexter Filmore wrote: Of all modes I wouldn't use a linear setup for backups. One disk dies - all data is lost. I'd go for an external raid5 solution, tho those tend to be slow and expensive. Unfortunately budget is the overriding factor here. Unlike RAID 0, I

Re: RAID over Firewire

2006-08-23 Thread Richard Scobie
Mike Hardy wrote: I'm not sure SMART works over firewire anyway. That's a question. http://smartmontools.sourceforge.net/: As for USB and FireWire (ieee1394) disks and tape drives, the news is not good. They appear to Linux as SCSI devices but their implementations do not usually support

Re: RAID over Firewire

2006-08-22 Thread Gregory Seidman
On Wed, Aug 23, 2006 at 11:35:26AM +1200, Richard Scobie wrote: } Has anyone had any experience or comment regarding linux RAID over ieee1394? } } As a budget backup solution, I am considering using a pair of 500GB } drives, each connected to a firewire 400 port, configured as a linear } array,

Re: RAID over Firewire

2006-08-22 Thread Martin Schröder
2006/8/23, Richard Scobie [EMAIL PROTECTED]: As a budget backup solution, I am considering using a pair of 500GB drives, each connected to a firewire 400 port, configured as a linear array, to which the contents of an onboard array will be rsynced weekly. You can get 1TB+ RAID0 FW800 drives.