From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stan Hoeppner Subject: Re: Possible to change chunk size on RAID-1 without re-init or destructive result? Date: Wed, 27 Mar 2013 14:11:12 -0500 Message-ID: <51534450.8050905@hardwarefreak.com> References: <16639206.20.1364400094382.JavaMail.root@zimbra> Reply-To: stan@hardwarefreak.com Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <16639206.20.1364400094382.JavaMail.root@zimbra> Sender: linux-raid-owner@vger.kernel.org To: Roy Sigurd Karlsbakk Cc: Jeff Johnson , linux-raid@vger.kernel.org List-Id: linux-raid.ids On 3/27/2013 11:01 AM, Roy Sigurd Karlsbakk wrote: > From the manual >=20 > -c, --chunk=3D > Specify chunk size of kibibytes. The default when cre= ating an array is 512KB. To ensure compatibility with ear=E2=80=90 > lier versions, the default when Building and array with= no persistent metadata is 64KB. This is only meaningful > for RAID0, RAID4, RAID5, RAID6, and RAID10. >=20 > meaning - chunk size isn't relevant to a mirror The man page should be changed to explicitly state that --chunk does no= t apply to RAID1 or --linear arrays. Far too many people are having trouble with this. For those people the current docs are apparently to= o subtle. --=20 Stan -- To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html