Date: Wed, 25 Apr 2001 12:55:55 -0400 From: Mike Tancsa <mike@sentex.net> To: Nick Sayer <nsayer@quack.kfu.com> Cc: freebsd-stable@FreeBSD.ORG Subject: Re: Dump very slow in 4.3-RELEASE? Message-ID: <5.1.0.14.0.20010425125528.025eb870@marble.sentex.ca> In-Reply-To: <3AE70294.90405@quack.kfu.com> References: <200104251428.f3PESdH27865@morpheus.kfu.com>
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At 10:00 AM 4/25/01 -0700, Nick Sayer wrote:
>Nick Sayer wrote:
>
>>Amanda has begun timing out one of my slower clients. I have tracked this
>>down and it appears to be the fact that generating the estimates takes
>>much, much longer now than it used to.
Understood. I mean to respond to the person doing the dump and restore to
disk.
---Mike
>Just to add more info... I don't think write cache has anything to do with
>it because
>
>1. dump is read-only.
>
>2. 'dump 0fhs /dev/null 0 1048576 /usr' takes a half hour, but 'dump 0fs
>/dev/null 1048576 /usr' takes 15 seconds (remember, we're only interested
>in getting the estimate at the end of Pass II).
>
>I've opened a PR.
>
>
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