Re: SATA vs SCSI ...

2005-11-03 Thread Francisco Reyes
On Tue, 28 Jun 2005, Don Lewis wrote: BTW, even with an UPS monitored by sysutils/nut, I've had a non-trival number of ungraceful shutdowns caused by power problems (power cord between UPS and computer falls out, sudden battery death, etc.). For this reason, all of my machines (other than my

Re: SATA vs SCSI ...

2005-11-03 Thread sthaug
Going through an old thread and saw your comment... What is the sysctl parameter to use to turn off WCE? camcontrol modepage Steinar Haug, Nethelp consulting, [EMAIL PROTECTED] ___ freebsd-stable@freebsd.org mailing list

Re: SATA vs SCSI ...

2005-06-28 Thread Don Lewis
On 26 Jun, David Magda wrote: On Jun 26, 2005, at 22:34, Marc G. Fournier wrote: In fact, looking at the SATA 2.x specs, each chanell there is rated at 300MB/s, which, again, if I could 'max out evenly', could seriously blow away the SCSI bus itself ... *If* I'm reading this right ...

Re: SATA vs SCSI ...

2005-06-28 Thread Don Lewis
On 27 Jun, Artem Kuchin wrote: For the last 6 month i really think that if you don't need something high-end scsi then you should go for SATA. There are test on sites such as Tom's hardware guide and ixbt.com. They show then on sequrncial read there is no difference between scsi and sata.

Re: SATA vs SCSI ...

2005-06-27 Thread Artem Kuchin
Marc G. Fournier [EMAIL PROTECTED] wrote: looking at the specs between two cards, the SATA card(s) seem to rate ~100-150MB/s on each channel (if I'm reading right), with both the 3Ware and ICP cards having 4 individual channels ... looking at the SCSI cards, they are rated at 320MB/s, but that

Re: SATA vs SCSI ...

2005-06-27 Thread Patrick M. Hausen
Hi! As an result: If you need to have FAST disk subsystem - buy SCSI. If you need large storage or you don't want to pay to much money - buy SATA. Seconded. SATA offers larger capacity per buck. If price/performance is important, I'd seriously consider the ICP SATA cards. Another note: if

Re: SATA vs SCSI ...

2005-06-27 Thread Martin Nilsson
Artem Kuchin wrote: Marc G. Fournier [EMAIL PROTECTED] wrote: For the last 6 month i really think that if you don't need something high-end scsi then you should go for SATA. Fair enough if you don't need high-end yoy shuld go lowend. But read on.. There are test on sites such as Tom's

Re: SATA vs SCSI ...

2005-06-27 Thread Joel
On Mon, 27 Jun 2005 10:13:04 +0400 Artem Kuchin [EMAIL PROTECTED] wrote Marc G. Fournier [EMAIL PROTECTED] wrote: looking at the specs between two cards, the SATA card(s) seem to rate ~100-150MB/s on each channel (if I'm reading right), with both the 3Ware and ICP cards having 4 individual

Re: SATA vs SCSI ...

2005-06-27 Thread Ade Lovett
Marc G. Fournier wrote: looking at the specs between two cards, the SATA card(s) seem to rate ~100-150MB/s on each channel (if I'm reading right), with both the 3Ware and ICP cards having 4 individual channels ... looking at the SCSI cards, they are rated at 320MB/s, but that is total for

Re: SATA vs SCSI ...

2005-06-27 Thread Jarrod Martin
Martin Nilsson wrote: Artem Kuchin wrote: Marc G. Fournier [EMAIL PROTECTED] wrote: For the last 6 month i really think that if you don't need something high-end scsi then you should go for SATA. Fair enough if you don't need high-end yoy shuld go lowend. But read on.. There are test

Re: SATA vs SCSI ...

2005-06-26 Thread David Magda
On Jun 26, 2005, at 22:34, Marc G. Fournier wrote: In fact, looking at the SATA 2.x specs, each chanell there is rated at 300MB/s, which, again, if I could 'max out evenly', could seriously blow away the SCSI bus itself ... *If* I'm reading this right ... ? Bus speed does not equal drive

Re: SATA vs SCSI ...

2005-06-26 Thread Sergey N. Voronkov
On Sun, Jun 26, 2005 at 11:34:22PM -0300, Marc G. Fournier wrote: looking at the specs between two cards, the SATA card(s) seem to rate ~100-150MB/s on each channel (if I'm reading right), with both the 3Ware and ICP cards having 4 individual channels ... looking at the SCSI cards, they

Re: SATA vs SCSI ...

2005-06-26 Thread Brett Wildermoth
One other point worth mentioning is that on SATA all transactions are host generated, while with SCSI devices any device can start a transaction. Transactions can be interleaved better resulting in a higher average throughput. On Mon, 27 Jun 2005 01:19 pm, [EMAIL PROTECTED] wrote: On Sun, Jun