Niall O Broin wrote:
> On 5 Dec 2005, at 10:09, Pádraig Brady wrote:
>>> Note the 300MB/s is the _burst_ speed over SATA II:
>>> Of course it is. Datasheets will always quote the absolute best case
> downhill with a following wind speed. Hence the question here as to
> what people were achieving in the real world. Which question, sadly,
> has not yet been answered (well, except by Paul on some old hardware -
> not very interesting).
Well testing sustained (packet dumps) to disk in corvil got
around 50MB/s for newer disks no matter if they were SCSI or IDE.
So multiply this number up depending on your RAID setup.
There are so many variables really that you just need to
test what's available to you. Here are some numbers for
reference at the high end:
http://lkml.org/lkml/2005/11/11/291
Pádraig.
Maintained by the ILUG website team. The aim of Linux.ie is to
support and help commercial and private users of Linux in Ireland. You can
display ILUG news in your own webpages, read backend
information to find out how. Networking services kindly provided by HEAnet, server kindly donated by
Dell. Linux is a trademark of Linus Torvalds,
used with permission. No penguins were harmed in the production or maintenance
of this highly praised website. Looking for the
Indian Linux Users' Group? Try here. If you've read all this and aren't a lawyer: you should be!
