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>>>>> It's time to switch hosts. I'm looking at the following: |
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>>>>> |
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>>>>> Dual Xeon E5-2690 |
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>>>>> 32GB RAM |
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>>>>> 4x SSD RAID10 |
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>>>> |
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>>>> If I make this 6x SSD RAID10 with redundant power supplies, what is my |
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>>>> weakest link as far as hardware? If a CPU craps out, will the system |
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>>>> keep running? |
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>>> |
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>>> Your weakest link is not having redundant power feeds. Two PSUs doesn't |
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>>> help much when they both draw power from the same place :-) |
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>> |
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>> At Soft Layer redundant power supplies are actually powered by |
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>> redundant power feeds. |
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>> |
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>>> Second is inadequate cooling in the data centre |
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>> |
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>> Easy to monitor though. |
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>> |
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> |
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> True, it's easy to monitor. But that does not help you in case of |
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> cooling. I had that case once a few years back in july. Air condition |
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> _and_ backup air condition fell out in the offsite data center where we |
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> had some server. |
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> |
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> I still have the munin image from that day. Almost 70° c hot hard drives |
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> are not a pretty sight :-) |
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> |
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> And there's nothing you can do, except shutting down the server and wait |
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> until the refrigeration engineers have fixed the air conditioning. |
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|
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Nasty. It looks like you didn't shut down though. I use munin too. |
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|
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- Grant |