On 7/20/20 12:01 AM, RAJAMOHAN wrote:
> Hello all,
>
> We have configured RAID 0 setup, with 8 EBS volumes of size 700G. We
> combined those volumes under a single mount point for the data
> directory. Archives are configured to be stored on different EC2
> instances.Currently disk utilisation of data directory crossed 90%. We
> need to increase the disk with less downtime.
>
> Can anyone please share with me the steps to increase the disk size in
> EC2 instances with minimal downtime.
Search term: aws ebs raid increase size
https://pracucci.com/growing-aws-ebs-raid-0-array-increasing-volumes-size.html
>
> xvdf 202:80 0 700G 0 disk
> └─md127 9:127 0 5.5T 0 raid0 /opt/postgres
> xvdg 202:96 0 700G 0 disk
> └─md127 9:127 0 5.5T 0 raid0 /opt/postgres
> xvdh 202:112 0 700G 0 disk
> └─md127 9:127 0 5.5T 0 raid0 /opt/postgres
> xvdi 202:128 0 700G 0 disk
> └─md127 9:127 0 5.5T 0 raid0 /opt/postgres
> xvdj 202:144 0 700G 0 disk
> └─md127 9:127 0 5.5T 0 raid0 /opt/postgres
> xvdk 202:160 0 700G 0 disk
> └─md127 9:127 0 5.5T 0 raid0 /opt/postgres
> xvdl 202:176 0 700G 0 disk
> └─md127 9:127 0 5.5T 0 raid0 /opt/postgres
> xvdm 202:192 0 700G 0 disk
> └─md127 9:127 0 5.5T 0 raid0 /opt/postgres
>
>
> /dev/md127 5.5T 5.2T 306G 95% /opt/postgres
>
>
> Thanks & Regards,
> Rajamohan.J
>
--
Adrian Klaver
adrian.klaver@aklaver.com