It has been about two years since I have visited a specific rack closet, and took pictures. Several days ago I have visited the same rack closet, and took some new pictures. You can tell time went by 😉
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Here are some pictures of the server upgrade. Old server: P2 300MHz, with 256MB RAM: Old server, in its old location New server: Xion 3GHz+HT+EMT64, with 1GB RAM. Nice: Dell PowerEdge 1800. Nice LEDs 🙂 The whole server room during the upgrade. Notice the 3com router/switch! You’ll be able to recognise it by its antenas…
ISPs which enforce QoS limitations suddenly, without alerting the customer, are abusing their force. QoS limitation is not a bad thing, from the ISP’s point of view, but changing the customer deal without notifying him seems to me to be unfair. This is a recipe for a QoS workaround. Ingredients: One fast Internet connection which…
This is a bit on the less legit side, but a need rose where I was required to update the BIOS on an old SuperMicro SBB server. The thing is – the IPMI, which is fully capable otherwise, did not allow me to update the BIOS using this interface, and the other options were using…
I find it that identifying a missing something in the fridge, and adding it to a list does not work well for me. It’s either that I take a mental note of the missing groceries, and then, almost immediately, forget them until the unpacking of the just-purchased groceries, back home, several days later, or that…
Air Conditioning is considered a complicated matter. Not that it is so mathematically, but measurements, except for the general notion of “hot”, “hotter”, “cold” and “colder” are rather complicated, and require tools which are not common with the maintainers of server rooms. We trust flow diagrams, and air flow schema, however, the outcome should be…
When I’ve created my setup (displayed below), I took into account the possibility of disconnection, or process fall, and I’ve left pppd to deal with it, by trying to connect just as it has fallen down. It was a good solution for the scenarios where there is a temporary, short timed disconnection. It fails to…
