Archive for February, 2007

Stuff that happens to cluster sysadmins

Friday, February 9th, 2007

Suddenly getting 60% packet loss between the LAN and the cluster, just because
kernel: ip_conntrack: table full, dropping packet.
Fix the problem by raising the limit from 65536 to 2097152 slots. If this limit is reached, that’ll eat 700MB of memory, ouch.

Xubuntu’s default email client

Friday, February 2nd, 2007

I’ve recently been dragged into a sterile discussion about Xubuntu’s default email client, which is currently Thunderbird. Apparently, some people would prefer to have Claws Mail instead, as it’s more lightweight.
Feature-wise, Claws Mail has, in my opinion, nothing to envy to Thunderbird. However, from this discussion, which took place both on Xubuntu’s forum and mailing-list, [...]

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