Monday, August 04, 2008

murphys law

some might have noticed: serversniffs half dead since 72 hours.
the ups failed, power failed and the raid got corrupt. time to restore from a db-dump.

and time to upgrade: our postgresql-database did run on windows 2000, which is rather fine unless your database won't grow to bloated. postgresql won't eat more than ~ 6o0MB Shared Memory on windows 2000, wich is fine, unless your database wont grow to bloated... - because the vacuum-process needs more RAM. So I ended up with an ever increasingly fragmented database.

time to switch to linux. i tried to build the system as guest on VMWare ESXi - which i was able to manage - but there must have been something horribly wrong with the filesystem: all disk-transfers were slow as hell, usually below 10MByte/s. After 60 hours of setting up ESXi, a Linux-Guest and the database i threw the stuff away and started all over installing plain Linux Sunday evening, 48 hours after the database initially crashed.

Since then i installed linux on the machine, prepared raid-array, database and everything else. currently the data is restored from a dump and the indexes are generated - 6 of ~20 are already done, the rest might be finished by tomorrow. to what i see right now the database is considerably faster using linux and 1 GB of Shared RAM.

I apologize for the downtime, especially to the folks at blackhat.

tom

3 comments:

Anonymous said...

Any idea when file-info will be back up?

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amr said...

J'accepte le réglement et suis parfaitement d'accord avec.
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