re: Raid on USB2 ?

2006-02-19 Thread Alex Davis
Anybody tried a Raid1 or Raid5 on USB2. If so did it crawl or was it usable ? Many thanks Ken :o) I have a USB raid5 consisting of 4 200GB drives. hdparm -t on the md device gives 42 MB/s, which is nearly twice as fast as the internal drive (this is a laptop). Since the RAID is storing large

Re: Raid on USB2 ?

2006-02-18 Thread PFC
Anybody tried a Raid1 or Raid5 on USB2. If so did it crawl or was it usable ? Why not external SATA ? After all, the little cute SATA cables are a lot more suited to this than the old, ugly flat PATA cables... - To unsubscribe from this list: send the line unsubscribe linux-raid in

Re: Raid on USB2 ?

2006-02-18 Thread Gordon Henderson
On Sat, 18 Feb 2006, PFC wrote: Anybody tried a Raid1 or Raid5 on USB2. If so did it crawl or was it usable ? Why not external SATA ? After all, the little cute SATA cables are a lot more suited to this than the old, ugly flat PATA cables... Until you break a motherboard or

Re: Raid on USB2 ?

2006-02-17 Thread Francois Barre
2006/2/17, Ken Walker [EMAIL PROTECTED]: Anybody tried a Raid1 or Raid5 on USB2. If so did it crawl or was it usable ? Many thanks Ken :o) - To unsubscribe from this list: send the line unsubscribe linux-raid in the body of a message to [EMAIL PROTECTED] More majordomo info at

Re: Raid on USB2 ?

2006-02-17 Thread Ewan Grantham
I have a six disk RAID-5 array that I run using embedded Linux (coLinux) to serve the array up using Samba to my Windows XP OS. I've been doing this for a number of months (the dark tale is explained at: http://a1.blogspot.com/2005/08/step-by-step-to-windows-raid-using.html), and have had no data

Re: Raid on USB2 ?

2006-02-17 Thread Daniel Pittman
Ken Walker [EMAIL PROTECTED] writes: Anybody tried a Raid1 or Raid5 on USB2. If so did it crawl or was it usable ? Yes, I used this for two by two drive RAID-1 arrays. It was usable, but not pleasantly. The machine became very I/O bound, with human scale delays introduced into previously