dek_ml wrote:
>
> Technically, I could see a setup where a RAID controller could monitor
> activity, and if it hadn't been active for quite some time, spin the whole
> cluster down. Since the machine sees the disk "through" the cache, and
> blocks while waiting for data (don't know the timeout) there is no reason
> you can't just have the cache waiting for the drives to spin up. Spin up
> on modern drives is about a second, and if nobody has used the machine in
^^^^^^
FYI, my experience is 10-30 seconds.
> two hours it's not unreasonable for a 1-second latency for the system to
> come back up, provided that it provides full response after that.
--
Dan Jones, Storage Engineer VA Linux Systems
V:(408)542-5737 F:(408)745-9130 1382 Bordeaux Drive
[EMAIL PROTECTED] Sunnyvale, CA 94089
