Re: List of EBS volumes on Master node

From: Rayson Ho <no email>
Date: Fri, 26 Jul 2013 11:16:15 -0400

I think those are the ephemeral storage, and are you running fdisk on
c1.xlarge??

Rayson

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On Thu, Jul 25, 2013 at 4:58 PM, Manuel J. Torres
<mjtorres.phd_at_gmail.com> wrote:
> There is a discrepancy between the volumes listed from the Master node and
> the volumes listed on the AWS EC2 Management Console. The EBS volumes listed
> in the Management Console is correct.
>
> Using the command fdisk -l from sshmaster on my cluster lists 4 450Gb
> volumes that I did not create; as follows:
>
> Disk /dev/xvdb1: 450.9 GB, 450934865920 bytes
> 255 heads, 63 sectors/track, 54823 cylinders, total 880732160 sectors
> Units = sectors of 1 * 512 = 512 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
> Disk identifier: 0x00000000
>
> Disk /dev/xvdb1 doesn't contain a valid partition table
>
> Disk /dev/xvdc1: 450.9 GB, 450934865920 bytes
> 255 heads, 63 sectors/track, 54823 cylinders, total 880732160 sectors
> Units = sectors of 1 * 512 = 512 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
> Disk identifier: 0x00000000
>
> Disk /dev/xvdc1 doesn't contain a valid partition table
>
> Disk /dev/xvdd1: 450.9 GB, 450934865920 bytes
> 255 heads, 63 sectors/track, 54823 cylinders, total 880732160 sectors
> Units = sectors of 1 * 512 = 512 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
> Disk identifier: 0x00000000
>
> Disk /dev/xvdd1 doesn't contain a valid partition table
>
> Disk /dev/xvde1: 450.9 GB, 450934865920 bytes
> 255 heads, 63 sectors/track, 54823 cylinders, total 880732160 sectors
> Units = sectors of 1 * 512 = 512 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
> Disk identifier: 0x00000000
>
> Disk /dev/xvde1 doesn't contain a valid partition table
>
> Any comments or suggestions greatly appreciated!
>
> --
> Manuel J Torres, PhD
> San Francisco, CA
>
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Received on Fri Jul 26 2013 - 11:16:17 EDT