All of lore.kernel.org
 help / color / mirror / Atom feed
From: "H. Peter Anvin" <hpa@zytor.com>
To: Chris Friesen <cfriesen@nortel.com>
Cc: Jeff Garzik <jeff@garzik.org>,
	Linux Kernel <linux-kernel@vger.kernel.org>,
	Linux RAID Mailing List <linux-raid@vger.kernel.org>,
	marc@perkel.com
Subject: Re: Linux: Why software RAID?
Date: Wed, 23 Aug 2006 22:25:37 -0700	[thread overview]
Message-ID: <44ED3851.7040202@zytor.com> (raw)
In-Reply-To: <44ED3723.3090308@nortel.com>

Chris Friesen wrote:
> Jeff Garzik wrote:
> 
>> But anyway, to help answer the question of hardware vs. software RAID, 
>> I wrote up a page:
>>
>>     http://linux.yyz.us/why-software-raid.html
> 
> Just curious...with these guys 
> (http://www.bigfootnetworks.com/KillerOverview.aspx) putting linux on a 
> PCI NIC to allow them to bypass Windows' network stack, has anyone ever 
> considered doing "hardware" raid by using an embedded cpu running linux 
> software RAID, with battery-backed memory?
> 
> It would theoretically allow you to remain feature-compatible by 
> downloading new kernels to your RAID card.
> 

Yes.  In fact, I have been told by several RAID chip vendors that their 
customers are *strongly* demanding that their chips be able to run Linux 
  md (and still use whatever hardware offload features.)

So it's happening.

	-hpa

  reply	other threads:[~2006-08-24  5:25 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-08-24  3:34 Linux: Why software RAID? Jeff Garzik
2006-08-24  4:22 ` Richard Scobie
2006-08-24  8:19   ` Jeff Garzik
2006-08-24 20:08     ` Richard Scobie
2006-08-24  5:20 ` Chris Friesen
2006-08-24  5:25   ` H. Peter Anvin [this message]
2006-08-26 20:55     ` Dan Williams
2006-08-24  5:43   ` Mattias Wadenstein
2006-08-24 13:07 ` Adam Kropelin
2006-08-24 13:20   ` Alan Cox
2006-08-24 13:36     ` Adam Kropelin
2006-08-24 13:42       ` Gordon Henderson
2006-09-04 17:29         ` Bill Davidsen
2006-08-24 14:55       ` Mark Lord
     [not found]     ` <44EDB843.2020608@perkel.com>
2006-08-24 15:21       ` Alan Cox
2006-09-04 17:31         ` Bill Davidsen
2006-09-04 17:31           ` Joel Jaeggli
  -- strict thread matches above, loose matches on Subject: below --
2006-08-26  3:50 linux
2006-08-26 12:18 ` Raz Ben-Jehuda(caro)

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=44ED3851.7040202@zytor.com \
    --to=hpa@zytor.com \
    --cc=cfriesen@nortel.com \
    --cc=jeff@garzik.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-raid@vger.kernel.org \
    --cc=marc@perkel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.