Re: OT: scsi vs ide: some data - "features" and ide-to-scsi

2002-03-01 Thread Alvin Oga
hi ya paul, brian i like the following "feature list" - disk reliability -- stays up and running - functionality -- does what its supposed to do - costs -- can be replicated if needed (disk crash) within an hour or day -- not a major budget issue - expandability -- into other "file s

Re: OT: scsi vs ide: some data

2002-03-01 Thread csj
On 28 Feb 2002 23:48:28 -0500 Sean <[EMAIL PROTECTED]> wrote: > I don't have any IDE drives to test, but I can offer my main reason on > going scsi instead of IDE. I still think that SCSI offers better > response performance than IDE, while they are often close on raw data > transfer. I've had

Re: OT: scsi vs ide: some data

2002-03-01 Thread Paul Seelig
On Thu, Feb 28, 2002 at 06:34:38PM -0800, Brian Nelson wrote: > > Performance isn't everything... > ... versatility is. Speed comes last IMHO. The main point i'm using SCSI is that a wide range of devices can be operated externally. External operation means to be able to only switch on devices

Re: OT: scsi vs ide: some data

2002-03-01 Thread Emil Pedersen
> > That IBM hard disk in septictank is an ATA/100 disk I believe. The > Gigabyte motherboard supports ATA/66, but I'm not sure if the Linux > kernel supports it. Use hdparm to check whatever you got dma enabled for your disks. From the low performance I guess it's not... And to comment s

Re: OT: scsi vs ide: some data

2002-03-01 Thread hanasaki
How many drives can be exercised, at the same time on a SCSI channel, before it is saturated? How many drives can be exercised, at the same time on a IDE channel, before it is saturated? For example, copying files between drives on the same Channel. Brian Nelson wrote: Matt Garman <[EMAIL P

Re: OT: scsi vs ide: some data

2002-03-01 Thread Sean
On Wed, 2002-02-27 at 21:17, Matt Garman wrote: > > Recently there was a classic thread here on this list: scsi vs ide. > I've got both SCSI and an IDE systems. Since I've been beginning to > doubt myself whether SCSI is really worth the (hugely extra) cost, I > did some quick informal testing wi

Re: OT: scsi vs ide: some data

2002-02-28 Thread Brian Nelson
Matt Garman <[EMAIL PROTECTED]> writes: [snip] > These (completely un-rigorous) tests seem to suggest that the > performance margin between SCSI and IDE isn't as great as the price > margin. Depending on the feedback I get, I might do some more > testing. Does anyone have any ideas/suggestions/t

OT: scsi vs ide: some data

2002-02-28 Thread Matt Garman
Recently there was a classic thread here on this list: scsi vs ide. I've got both SCSI and an IDE systems. Since I've been beginning to doubt myself whether SCSI is really worth the (hugely extra) cost, I did some quick informal testing with bonnie. What follows are some bonnnie results from whi