[MapProxy] SQLite cache types vs MBTiles
Oliver Tonnhofer
olt at omniscale.de
Tue Nov 26 02:35:45 PST 2013
On 26.11.2013, at 11:21, BERÉNYI Attila wrote:
> I have reported this "issue". It still persists, but the generated cache looks all right - however, I am not quite sure that the actual tile is written to the MBTiles/SQLite DB when there is a lock error on it - that part needs further testing.
I doubt that the tiles that triggered the timeout are written.
> I have tried with 32 parallel processes (-c 32) on a virtual server with 16 vCPU,
>
> The iowait (i.e. wa in top) does not exceed 2, but the 15-minute load is still only 8-ish...
2%? Ok, that's low. How many tiles do you insert per second? (There is no tile/s output, you have to calculate it from log lines.)
Regards,
Oliver
--
Oliver Tonnhofer | Omniscale GmbH & Co KG | http://omniscale.com
http://mapproxy.org | https://github.com/olt | @oltonn
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