Message 281989 - Python tracker

Message281989

Author	methane
Recipients	methane
Date	2016-11-29.12:56:55
SpamBayes Score	-1.0
Marked as misclassified	Yes
Message-id	<1480424215.77.0.617126562471.issue28832@psf.upfronthosting.co.za>
In-reply-to

Content
This patch delays initialization of dk_entries. Entries are initialized when first use (when dk_netries is incremented). Minimum dk_entries of 64bit arch is 5 * 8 * 3 = 120bytes. So it can save 4 cache lines! I'm running benchmark for now.

Content

This patch delays initialization of dk_entries.
Entries are initialized when first use (when dk_netries is incremented).

Minimum dk_entries of 64bit arch is 5 * 8 * 3 = 120bytes.
So it can save 4 cache lines!

I'm running benchmark for now.

History
Date	User	Action	Args
2016-11-29 12:56:55	methane	set	recipients: + methane
2016-11-29 12:56:55	methane	set	messageid: <1480424215.77.0.617126562471.issue28832@psf.upfronthosting.co.za>
2016-11-29 12:56:55	methane	link	issue28832 messages
2016-11-29 12:56:55	methane	create