Mark Knecht wrote: >On 4/19/05, Richard Fish <[EMAIL PROTECTED]> wrote: > > >>If/when you do try this, please report the results. I am using USB2.0 >>disks for my backups right now, but my bandwidth is limited to 20MB/sec >>total. Since one of the disks I backup is also a USB2.0 disk, my >>effective bandwidth is about 10MB/sec for much of my backup (transfer >>from USB2.0 disk to memory, memory to other USB disk). >> >>I also have a 1394 port that I am not using for anything right now, and >>I know that if I moved one or the other to that bus, I could get some >>more speed. But I am not sure which one to move, because I don't know >>whether it is faster or slower than the 20MB/sec maximum that I get now. >> >> > >On my 3 1394 drives I get about 18MB/S, 24MB/S and 24MB/S. The 18MB/S >drive is the oldest (and smallest at 40GB) of the three. > > That sounds very slow. I get 36,7MB/s (hdparm -t /dev/hda) on the harddisk in my laptop from last year (1400MB/s with hdparm -T /dev/hda). Newer stationary disks are probably faster. Is it 1394 that makes it that slow or it it just low rotation frequency? -- [email protected] mailing list
