Message 292992 - Python tracker

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Author	vstinner
Recipients	louielu, vstinner
Date	2017-05-04.15:21:03
SpamBayes Score	-1.0
Marked as misclassified	Yes
Message-id	<1493911263.53.0.700646963842.issue30263@psf.upfronthosting.co.za>
In-reply-to

Content
> why will a 1 CPU environment using -j8? Many tests of the Python test suite spend a significant time on just sleeping and waiting for I/O. Using -jN with N > 1 runs tests much faster. > isn't that too much for it? That's a good question :-) At least, we now have one more tool to take a decision. Maybe the buildbot slave allows also more than one build in parallel? (ex: test 3.5 and 3.6 branches)

> why will a 1 CPU environment using -j8?

Many tests of the Python test suite spend a significant time on just sleeping and waiting for I/O. Using -jN with N > 1 runs tests much faster.

> isn't that too much for it?

That's a good question :-) At least, we now have one more tool to take a decision. Maybe the buildbot slave allows also more than one build in parallel? (ex: test 3.5 and 3.6 branches)

History
Date	User	Action	Args
2017-05-04 15:21:03	vstinner	set	recipients: + vstinner, louielu
2017-05-04 15:21:03	vstinner	set	messageid: <1493911263.53.0.700646963842.issue30263@psf.upfronthosting.co.za>
2017-05-04 15:21:03	vstinner	link	issue30263 messages
2017-05-04 15:21:03	vstinner	create