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re: port-amd64/52679: amd64 pmap page leak?



The following reply was made to PR port-amd64/52679; it has been noted by GNATS.

From: matthew green <mrg%eterna.com.au@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: port-amd64-maintainer%netbsd.org@localhost, gnats-admin%netbsd.org@localhost,
    netbsd-bugs%netbsd.org@localhost, dholland%NetBSD.org@localhost
Subject: re: port-amd64/52679: amd64 pmap page leak?
Date: Sat, 04 Nov 2017 14:02:57 +1100

 > From: Paul Goyette <paul%whooppee.com@localhost>
 > To: gnats-bugs%NetBSD.org@localhost
 > Cc: port-amd64-maintainer%netbsd.org@localhost
 > Subject: re: port-amd64/52679: amd64 pmap page leak?
 > Date: Sat, 4 Nov 2017 09:26:25 +0800 (+08)
 > 
 >  Just one more data-point...
 >  
 >  On my amd64 8.99.3 system (with 128GB RAM), my discrepancy is > 8%
 >  
 >        4096 bytes per page
 >           8 page colors
 >    32572896 pages managed
 >    20457781 pages free
 >     9365903 pages active
 >       34169 pages inactive
 >           0 pages paging
 >       19572 pages wired
 >    12383934 zero pages
 >  
 >  free+active+inactive+paging+wired = 29877425, which is only 91.7% of 
 >  managed pages...
 
 how much does vmstat -m say is used total?  does that account for
 most of the remaining?
 
 
 .mrg.
 


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