linux-kernel - Re: Linux: Why software RAID?

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Wed, 23 Aug 2006 22:25:37 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Chris Friesen <cfriesen@...tel.com>
CC:	Jeff Garzik <jeff@...zik.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	Linux RAID Mailing List <linux-raid@...r.kernel.org>,
	marc@...kel.com
Subject: Re: Linux: Why software RAID?

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
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/