md does a monthly resync?? (was Re: Questions about RAID 6)
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From: Ron Johnson on 2 May 2010 17:10 On 05/02/2010 03:24 PM, Alexander Samad wrote: [snip] > > My system used to become close to unusable on the 1st sunday of the month when > mdadm did it resync, That sounds... wrong, on a jillion levels. -- Dissent is patriotic, remember? -- To UNSUBSCRIBE, email to debian-user-REQUEST(a)lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmaster(a)lists.debian.org Archive: http://lists.debian.org/4BDDE7EF.3060501(a)cox.net
From: Alex Samad on 2 May 2010 22:10 On Sun, 2010-05-02 at 16:00 -0500, Ron Johnson wrote: > On 05/02/2010 03:24 PM, Alexander Samad wrote: > [snip] > > > > My system used to become close to unusable on the 1st sunday of the month when > > mdadm did it resync, > > That sounds... wrong, on a jillion levels. depends alex(a)max:~$ dpkg -S /etc/cron.d/mdadm mdadm: /etc/cron.d/mdadm cat of the file 57 0 * * 0 root [ -x /usr/share/mdadm/checkarray ] && [ $(date +\%d) -le 7 ] && /usr/share/mdadm/checkarray --cron --all --quiet Alex > > -- > Dissent is patriotic, remember? > > -- To UNSUBSCRIBE, email to debian-user-REQUEST(a)lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmaster(a)lists.debian.org Archive: http://lists.debian.org/1272850630.4909.3.camel(a)alex-mini.samad.com.au
From: Ron Johnson on 3 May 2010 04:40 On 05/03/2010 01:21 AM, martin f krafft wrote: > also sprach Ron Johnson<ron.l.johnson(a)cox.net> [2010.05.02.2300 +0200]: >>> My system used to become close to unusable on the 1st sunday of >>> the month when mdadm did it resync, >> >> That sounds... wrong, on a jillion levels. > > It sounds (and is) wrong in exactly two ways: > > 1. The operation is not a resync, check the FAQ. Is that Q21? http://git.debian.org/?p=pkg-mdadm/mdadm.git;a=blob_plain;f=debian/FAQ;hb=HEAD > 2. You were asked upon mdadm installation whether you wanted it, and > you chose to accept yes. dpkg-reconfigure mdadm if you don't > believe in this feature. > Well, not me, since I don't have a soft array... -- Dissent is patriotic, remember? -- To UNSUBSCRIBE, email to debian-user-REQUEST(a)lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmaster(a)lists.debian.org Archive: http://lists.debian.org/4BDE8BB4.4050006(a)cox.net
From: Ron Johnson on 3 May 2010 05:00 On 05/03/2010 03:45 AM, martin f krafft wrote: > also sprach Ron Johnson<ron.l.johnson(a)cox.net> [2010.05.03.1039 +0200]: >> Is that Q21? >> >> http://git.debian.org/?p=pkg-mdadm/mdadm.git;a=blob_plain;f=debian/FAQ;hb=HEAD > > Yes. > >>> 2. You were asked upon mdadm installation whether you wanted it, and >>> you chose to accept yes. dpkg-reconfigure mdadm if you don't >>> believe in this feature. >> >> Well, not me, since I don't have a soft array... > > Then you probably have much more annoying problems, or will have. ;) > I regularly backup to an external lvm2 LV. -- Dissent is patriotic, remember? -- To UNSUBSCRIBE, email to debian-user-REQUEST(a)lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmaster(a)lists.debian.org Archive: http://lists.debian.org/4BDE8FF2.6070403(a)cox.net
From: Sam Leon on 3 May 2010 21:10
Ron Johnson wrote: > On 05/02/2010 03:24 PM, Alexander Samad wrote: > [snip] >> >> My system used to become close to unusable on the 1st sunday of the >> month when >> mdadm did it resync, > > That sounds... wrong, on a jillion levels. > I would rather the array fail on a monthly resync than have it fail on a resync after replacing a drive and loose everything. Sam -- To UNSUBSCRIBE, email to debian-user-REQUEST(a)lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmaster(a)lists.debian.org Archive: http://lists.debian.org/4BDF72B7.90408(a)net153.net |