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Daniel van Ham Colchete wrote: |
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> Hello yall, |
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> |
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> first, this is a kind of "half-topic" issue, but I'll be using Gentoo and |
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> the matter is on the interest of this list. |
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> |
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> I'll be building a Gentoo Cluster soon in a datacenter 6000 miles |
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> (9600 km) |
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> away from me... This project has to be as cost efficient as possible. |
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> A lot |
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> of research was made in this heading: the best cost effective solution. |
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> |
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> Everything I'll be redundant and scalable. Somethings have three |
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> levels of |
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> fail safeness (like my storage). So everything can fail. Every single |
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> item |
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> on the cluster can fail and my service will still be online. |
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> |
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> Right now I'm concerned with how I'm going to fix software problems when |
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> they arrive. I'm thinking about a situation where I have a kernel |
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> panic or |
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> when the Linux won't boot for any reason (incorrect kernel upgrade, hard |
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> drive failure, etc...). |
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> |
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> To solve this, I'm seeing 2 options right now. The first would be |
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> buying a |
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> KVM-over-IP unit. But, a KVM-over-IP unit with the number of ports I |
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> need is |
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> expensive, almost as expensive as the servers it will be connected. |
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> |
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> The second option would be having another server acting as a USB |
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> Guest. This |
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> usb-guest-server would be connected to every other server through a USB |
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> cable and would be seen as a pen drive with a Gentoo rescue disk inside. |
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> Them, if something goes wrong, I can activate the virtual pen drive, |
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> remotely reboot the troubled server and it will boot the pen drive. |
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> There is |
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> a howto about this at |
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> http://www.linux-usb.org/gadget/file_storage.html. But |
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> I can't find the necessary hardware to do this. Has anyone been able |
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> to do |
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> anything like this? |
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> |
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> Thinking about other options, does anyone have any other tip for me? Am I |
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> going in the right direction? For the obvious answer: I know it's |
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> better to |
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> be closer to the datacenter, but that's not an option for me right now |
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> and I |
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> know I'll have a remote-hands service, but it can be very time |
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> inefficient |
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> sometimes and I'm trying to avoid it as much as possible. |
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Umm.. pxe boot server is the first thing that comes to my mind.. serial |
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console access that works similar to ip kvm is another option.. Also |
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you may not want to cross post in the future. some people get cranky |
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with that.. |
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|
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Good luck |
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|
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./C |
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-- |
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