> Hello again,
> Also, EBS volumes can be attached, but the performance issues cause other
> issues when running a healthy cluster. From experience running clusters on
> EBS volumes bring their own set of unique problems and are harder to debug.
> Here's a quick link that provides a bit more background information on why
> it's not the best fit for Cassandra.
> Joaquin Casares
> Software Engineer/Support
> 2011/10/4 Yi Yang <firstname.lastname@example.org
>> AFAIK it's around 450G per ephemeral disk.
>> BTW randomly you can get high performance EBS drives as well. Performance
>> are good for DB but are random in IOps.
>> ------Original Message------
>> From: Yang
>> To: email@example.com
>> ReplyTo: firstname.lastname@example.org
>> Subject: EC2 raid0 disks ?
>> Sent: Oct 5, 2011 5:01 AM
>> it seems that how many virtual disks you can have is fixed:
>> on m2.4xlarge you have 2 disks, while on m2.2xlarge you have only 1,
>> so I can't setup a raid0 on m2.2xlarge
>> am I correct?