From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Nigel J. Terry" Subject: Re: Raid5 reshape Date: Mon, 19 Jun 2006 18:53:37 -0400 Message-ID: <44972AF1.8040500@nigelterry.net> References: <449250ED.7090302@irule.net> <17554.21119.487820.638171@cse.unsw.edu.au> <4492D5B1.60004@nigelterry.net> <4492D8D9.7010101@irule.net> <17555.12441.42212.93049@cse.unsw.edu.au> <4493330E.30501@nigelterry.net> <17555.13409.834439.80361@cse.unsw.edu.au> <44945643.3070300@nigelterry.net> <17556.31295.280083.533342@cse.unsw.edu.au> <44947BCA.9040305@nigelterry.net> <44947C98.6060809@nigelterry.net> <17556.32630.611922.294047@cse.unsw.edu.au> <44948002.3050706@nigelterry.net> <44954DB7.2000305@nigelterry.net> <17558.1521.522659.91428@cse.unsw.edu.au> <44971A51.6050008@nigelterry.net> <17559.10564.840472.525999@cse.unsw.edu.au> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <17559.10564.840472.525999@cse.unsw.edu.au> Sender: linux-raid-owner@vger.kernel.org To: Neil Brown , linux-raid@vger.kernel.org List-Id: linux-raid.ids Neil Brown wrote: > On Monday June 19, nigel@nigelterry.net wrote: > >> That seems to have fixed it. The reshape is now progressing and >> there are no apparent errors in dmesg. Details below. >> > > Great! > > >> I'll send another confirmation tomorrow when hopefully it has finished :-) >> >> Many thanks for a great product and great support. >> > > And thank you for being a patient beta-tester! > > NeilBrown > > Neil - I see myself more as being an "idiot-proof" tester than a beta-tester... One comment - As I look at the rebuild, which is now over 20%, the time till finish makes no sense. It did make sense when the first reshape started. I guess your estimating / averaging algorithm doesn't work for a restarted reshape. A minor cosmetic issue - see below Nigel [nterry@homepc ~]$ cat /proc/mdstat Personalities : [raid5] [raid4] md0 : active raid5 sdb1[1] sda1[0] hdc1[4](S) hdb1[2] 490223104 blocks super 0.91 level 5, 128k chunk, algorithm 2 [4/3] [UUU_] [====>................] reshape = 22.7% (55742816/245111552) finish=5.8min speed=542211K/sec unused devices: [nterry@homepc ~]$