[Tilesathome] Overall Status
Dirk-Lüder Kreie
osm-list at deelkar.net
Tue Jun 19 22:58:10 BST 2007
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Frederik Ramm schrieb:
> Hi,
>
>> I think it's probably better to have a script that does:
> [...]
>> and runs continuously, rather than have cron start something every 2
>> minutes that may well just exit 90% of the time.
>
> I think so too. You can add a hourly cron job if you fear that the
> script might exit some time.
>
> The difficulty will probably lie in the "if (system load is high)" bit.
> What load, and how high? A machine can have a load of 20 and still have
> room for a low-priority process or it can have a load of 2 and grind to
> a halt. You'll have to take into account a lot of things.
Our main bottleneck appears to be IO. This is hopefully just uploads
stepping on each other's toes, and will get better with a "central
processing queue" (or similar).
If not we need to think of smart algorithms that reduce seeks on the disks.
- --
Dirk-Lüder "Deelkar" Kreie
Bremen - 53.0952°N 8.8652°E
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