From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <d5d4c5f945ad9a5ad2029d4dbfd04298@quanstro.net>
From: erik quanstrom <quanstro@quanstro.net>
Date: Wed, 24 Jun 2009 20:42:50 -0400
To: 9fans@9fans.net
In-Reply-To: <f75780240906241700g5e00df10ke9498406e9fe84d6@mail.gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset="US-ASCII"
Content-Transfer-Encoding: 7bit
Subject: Re: [9fans] fossil/venti falling down?
Topicbox-Message-UUID: 0ee2a2ca-ead5-11e9-9d60-3106f5b1d025

> Not directly related to the topic here, but this has always bugged me
> about running Venti on mirrored or raided disks.
>
> When a block on a mirrored pair doesn't match the block on its
> partner, the mirroring layer has no idea which one is right, but Venti
> does. Some way to export this read failure to it and give it a chance
> to decide which block to pick would be pretty neat.

it's even neater to use a raid level that doesn't require venti
intervention.

does venti even keep scores on the bloom filter blocks and the icache?

- erik