[cups.development] Is CUPS support concurrency?

[Michael Sweet]

On Jun 10, 2010, at 4:47 AM, keens312 wrote:
> Hi Mike,
> 
> My raster printer got log like this:
> ..
> Started filter cgpdftoraster ...
> Started filter rastertoxx ...
> Started filter usb  ...
> ..
> 
> My question is does the three process work concurrently? or the data is passed down one by one?
> 
> Concurrency seems a good performance feature.


The filters run concurrently - the output of the first filter is piped into the second, and so forth.

Moreover, multiple sets of filters can be run at the same time to print multiple jobs.

________________________________________________________________________
Michael Sweet, Senior Printing System Engineer, PWG Chair