Bristol Digest, Vol 614, Issue 3

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Today's Topics:

1. Re: Take your time! How to slow down rsync or tar ? (old
computer) (Peter Hemmings)


----------------------------------------------------------------------

Message: 1
Date: Tue, 18 Aug 2015 14:58:36 +0100
From: Peter Hemmings <peter@hemmings.eclipse.co.uk>
To: Bristol and Bath Linux User Group <bristol@mailman.lug.org.uk>
Subject: Re: [bristol] Take your time! How to slow down rsync or tar ?
(old computer)
Message-ID: <55D33A0C.9090200@hemmings.eclipse.co.uk>
Content-Type: text/plain; charset=windows-1252; format=flowed



On 18/08/15 11:52, Neil Fraser wrote:
> Hi
>
> If the fan going mad is a new symptom then consider cleaning your
> heatsink on your CPU?

If that fails check/renew thermal paste, I had this problem once and it
took me quite a time to find how important paste was!!

>
> HTH
>
> Neil
>
> On 17 August 2015 at 15:18, Winnie Lacesso <Winnie.Lacesso@bristol.ac.uk
> <mailto:Winnie.Lacesso@bristol.ac.uk>> wrote:
>
>
> On an old computer I want to be very gentle with (hopefully to keep it
> alive as long as possible) I always use nice -n 19 rsync blah blah
> or when
> tar'ing something large up, & generally do nothing else on it while that
> happens.
>
> Even with nice -n 19 the CPU load rises, the fan goes mad, etc etc.
> Poor old thing.
>
> Is there any way to instruct the operation to GO REAL SLOW? It's
> perfectly
> OK if these operations take an hour vs 10min! or even several hours,
> like
> overnight.
>
> One thought is instead of
> nice -n 19 rsync <options> $dirname /target/location
> to do it in a loop like
> for d in $dirname/*; do
> nice -n 19 rsync <options> $d /target/location/$dirname/.
> sleep <whatever number of seconds>
> done
>
> But even that's not ideal, most of the subdirs are large & that still
> causes ++CPU load & fan-go-mad wheezing.
>
> Any ideas? I can't see any rsync, tar, or other nice options that might
> do what's wanted.
>
> Grateful for Advice!
>
>
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--
Peter H



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