1
vote
0answers
45 views

Can I use ZFS to replicate (fast) EC2 instance store to (slow) EBS store?

I love the idea of using SSD EBS instance stores as L2ARC and ZIL for a zpool backed by EBS. Going further (and into more dangerous territory), could I instead create a zpool mirror with the 2 ...
4
votes
2answers
1k views

What design features make Joyent's ZFS and Amazon's EBS (S3) reliable?

I know this isn't exactly an apples to apples comparison, what I'm trying to evaluate is which one is safer - less likely to lose data. Joyent's SmartOS uses ZFS to store data whereas an EC2 machine ...
0
votes
1answer
544 views

Can I re-attach a (ZFS) EBS volume when starting a new EC2 instance?

I'd like to use an OpenSolaris EC2 instance as a DB server, using an external EBS volume connected to a ZFS pool. If I set-up the ZFS pools then bundle-up the EC2 image, could I terminate the ...
8
votes
5answers
4k views

Which is faster for read access on EC2; local drive or EBS?

Which is faster for read access on an EC2 instance; the "local" drive or an attached EBS volume? I have some data that needs to be persisted so have placed this on an EBS volume. I'm using ...