Re: nbd: please don't spawn 16 threads when nbd is not even in use

[Pavel Machek]

Hi!

> > I see this... and it looks like there are 16 workqueues before nbd is
> > even used. Surely there are better ways to do that?
> 
> Yes, it would be nice to create a pool of workers that only spawns up
> threads when actual parallel requests are made.  Are you willing to
> help write the patch?

I was thinking more "only spawn a workqueue when nbd is opened" or so.

I have 16 of them, and I'm not using nbd. Workqueue per open device is
okay, current situation... not so much.

      	       	    	  	  	    	     		Pavel
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