Re: What is the best layer/device for a write-back cache based in nvram?

To: tech-kern%netbsd.org@localhost
Subject: Re: What is the best layer/device for a write-back cache based in nvram?
From: Edgar Fuß <ef%math.uni-bonn.de@localhost>
Date: Thu, 15 Sep 2016 10:53:47 +0200

JLRG> 1- There is no need to use parity map for the RAID 1/10/5/6. Usually
JLRG> the impact is small, but it can be noticeable in busy servers.
EF> I don't notice it.
JLRG> When there is a crash, the time to rebuild the raid < 1min?
I said I didn't notice an impact. Of course I do notice a massive performance 
gain when needing to re-build the parity.

References:
- What is the best layer/device for a write-back cache based in nvram?
  - From: Jose Luis Rodriguez Garcia
- Re: What is the best layer/device for a write-back cache based in nvram?
  - From: Thor Lancelot Simon
- Re: What is the best layer/device for a write-back cache based in nvram?
  - From: Jose Luis Rodriguez Garcia
- Re: What is the best layer/device for a write-back cache based in nvram?
  - From: Jose Luis Rodriguez Garcia

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