Comments on How To Set Up Software RAID1 On A Running System (Incl. GRUB Configuration) (CentOS 5.3)

How To Set Up Software RAID1 On A Running System (Incl. GRUB Configuration) (CentOS 5.3) This guide explains how to set up software RAID1 on an already running CentOS 5.3 system. The GRUB bootloader will be configured in such a way that the system will still be able to boot if one of the hard drives fails (no matter which one).

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By: Zainul Halim
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Dear Sir,

Thanks for the tips, but i have 2 problem by follow the step on Centos 6.6:

1- I try to run modprobe multipath but theres an error FATAL: Module multipath not found. How can i fix it ?

2- My /dev/sda is:

/dev/sda1   *           1        1275    10240000   83  Linux/dev/sda2            1275       75198   593785856   83  Linux/dev/sda3           75198      100695   204800000   83  Linux/dev/sda4          100695      121602   167935704    5  Extended/dev/sda5          100695      108854    65536000   82  Linux swap / Solaris/dev/sda6          108854      115228    51200000   83  Linux/dev/sda7          115228      121602    51195904   83  Linux

So my question is, how to change partition type for /dev/sda4 (Extended) ?Please help. TQ

 

 

 

 

By: Janos Sabo
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Thank you.

I was looking for a way to create RAID1 on an existing older version of centos.Thankfully I found this article and it worked like a charm.

Keep up the great work