Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-06-07 Thread Jesús M. Navarro
Hi, Hugo: On Tuesday 04 May 2010 20:25:52 Hugo Vanwoerkom wrote: martin f krafft wrote: also sprach Hugo Vanwoerkom hvw59...@care2.com [2010.05.04.1808 +0200]: I forget your specifics, but you do RAID *and* backup regularly to an external lvm2? RAID is not a backup solution, it's an

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-06 Thread Hugo Vanwoerkom
Eduardo M KALINOWSKI wrote: On Ter, 04 Mai 2010, Hugo Vanwoerkom wrote: martin f krafft wrote: RAID is not a backup solution, it's an availability measure. But as data availability goes up by using RAID doesn't the need for backing up that same data go down? Or is this just semantics?

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-04 Thread Hugo Vanwoerkom
Ron Johnson wrote: On 05/03/2010 03:45 AM, martin f krafft wrote: also sprach Ron Johnsonron.l.john...@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

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-04 Thread martin f krafft
also sprach Hugo Vanwoerkom hvw59...@care2.com [2010.05.04.1808 +0200]: I forget your specifics, but you do RAID *and* backup regularly to an external lvm2? RAID is not a backup solution, it's an availability measure. -- .''`. martin f. krafft madd...@d.o Related projects: : :' :

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-04 Thread Hugo Vanwoerkom
martin f krafft wrote: also sprach Hugo Vanwoerkom hvw59...@care2.com [2010.05.04.1808 +0200]: I forget your specifics, but you do RAID *and* backup regularly to an external lvm2? RAID is not a backup solution, it's an availability measure. But as data availability goes up by using RAID

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-04 Thread Eduardo M KALINOWSKI
On Ter, 04 Mai 2010, Hugo Vanwoerkom wrote: martin f krafft wrote: RAID is not a backup solution, it's an availability measure. But as data availability goes up by using RAID doesn't the need for backing up that same data go down? Or is this just semantics? RAID does not prevent against

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-04 Thread Ron Johnson
On 05/04/2010 11:08 AM, Hugo Vanwoerkom wrote: [snip] I forget your specifics, but you do RAID *and* backup regularly to an external lvm2? No, no RAID for me *at home*. But at work I manage databases on all sorts of (to use a quaint old phrase) super-minicomputers, and if they ever needed

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-04 Thread Alex Samad
On Tue, 2010-05-04 at 14:50 -0500, Ron Johnson wrote: On 05/04/2010 11:08 AM, Hugo Vanwoerkom wrote: [snip] I forget your specifics, but you do RAID *and* backup regularly to an external lvm2? No, no RAID for me *at home*. But at work I manage databases on all sorts of (to use a

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-03 Thread martin f krafft
also sprach Ron Johnson ron.l.john...@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

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-03 Thread Ron Johnson
On 05/03/2010 01:21 AM, martin f krafft wrote: also sprach Ron Johnsonron.l.john...@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

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-03 Thread martin f krafft
also sprach Ron Johnson ron.l.john...@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

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-03 Thread Ron Johnson
On 05/03/2010 03:45 AM, martin f krafft wrote: also sprach Ron Johnsonron.l.john...@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

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-03 Thread Sam Leon
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

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-03 Thread Ron Johnson
On 05/03/2010 08:04 PM, Sam Leon wrote: 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

md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-02 Thread Ron Johnson
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

Re: md does a monthly resync?? (was Re: Questions about RAID 6)

2010-05-02 Thread Alex Samad
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 a...@max:~$ dpkg -S