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-rw-r--r--open_issues/performance.mdwn26
1 files changed, 24 insertions, 2 deletions
diff --git a/open_issues/performance.mdwn b/open_issues/performance.mdwn
index 772fd865..3dab6d4c 100644
--- a/open_issues/performance.mdwn
+++ b/open_issues/performance.mdwn
@@ -1,5 +1,5 @@
-[[!meta copyright="Copyright © 2010, 2011, 2012, 2013 Free Software Foundation,
-Inc."]]
+[[!meta copyright="Copyright © 2010, 2011, 2012, 2013, 2014 Free Software
+Foundation, Inc."]]
[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable
id="license" text="Permission is granted to copy, distribute and/or modify this
@@ -217,3 +217,25 @@ call|/glibc/fork]]'s case.
<braunr> i'm only saying that the phoronix benchmark results are useless
<braunr> because they didn't measure the right thing
<hroi_> ok
+
+
+# Optimizing Data Structure Layout
+
+## IRC, freenode, #hurd, 2014-01-02
+
+ <braunr> teythoon_: wow, digging into the vm code :)
+ <teythoon_> i discovered pahole and gnumach was a tempting target :)
+ <braunr> never heard of pahole :/
+ <teythoon_> it's nice
+ <teythoon_> braunr: try pahole -C kmem_cache /boot/gnumach
+ <teythoon_> on linux that is. ...
+ <braunr> ok
+ <teythoon_> braunr: http://paste.debian.net/73864/
+ <braunr> very nice
+
+
+## IRC, freenode, #hurd, 2014-01-03
+
+ <braunr> teythoon: pahole is a very handy tool :)
+ <teythoon> yes
+ <teythoon> i especially like how general it is