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<DIV><FONT face=Arial size=2>Did you tried vm.swappiness parameter?</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2>(/proc/sys/vm/swappiness)</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<BLOCKQUOTE
style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
<DIV style="FONT: 10pt arial">----- </DIV>
<DIV style="FONT: 10pt arial">Original Message ----- </DIV>
<DIV
style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B>
<A title=blsieler@gmail.com href="mailto:blsieler@gmail.com">Brian Sieler</A>
</DIV>
<DIV style="FONT: 10pt arial"><B>To:</B> <A title=lfreitas34@yahoo.com
href="mailto:lfreitas34@yahoo.com">'Luis Freitas'</A> ; <A
title=ocfs2-users@oss.oracle.com
href="mailto:ocfs2-users@oss.oracle.com">ocfs2-users@oss.oracle.com</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Sent:</B> Sunday, April 08, 2007 10:52
PM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> RE: [Ocfs2-users] High on
buffers and deep on swap</DIV>
<DIV><BR></DIV>
<DIV class=Section1>
<P class=MsoNormal><FONT face="Courier New" color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: 'Courier New'">Luis, yes I
am experiencing what appears to be a similar problem you are describing. See
my post from just a few minutes ago on another
thread.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Courier New" color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: 'Courier New'"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoPlainText><FONT face="Courier New" color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy">I run a 2-node cluster with OCFS2/RAC on
</SPAN></FONT>2.6.9-34.0.2.ELsmp (RHEL 4.0) as well.<o:p></o:p></P>
<P class=MsoNormal><FONT face="Courier New" color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: 'Courier New'"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Courier New" color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: 'Courier New'">
total
used free
shared buffers
cached<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Courier New" color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: 'Courier New'">Mem:
4044496 4005516
38980
0 34108
2236636<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Courier New" color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: 'Courier New'">-/+
buffers/cache: 1734772
2309724<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Courier New" color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: 'Courier New'">Swap:
2097144 648244
1448900<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Courier New" color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: 'Courier New'"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Courier New" color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: 'Courier New'">If you’ve
uncovered anything since posting this message, please pass it
along?<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<DIV>
<DIV class=MsoNormal style="TEXT-ALIGN: center" align=center><FONT
face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt">
<HR tabIndex=-1 align=center width="100%" SIZE=2>
</SPAN></FONT></DIV>
<P class=MsoNormal><B><FONT face=Tahoma size=2><SPAN
style="FONT-WEIGHT: bold; FONT-SIZE: 10pt; FONT-FAMILY: Tahoma">From:</SPAN></FONT></B><FONT
face=Tahoma size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Tahoma">
ocfs2-users-bounces@oss.oracle.com [mailto:ocfs2-users-bounces@oss.oracle.com]
<B><SPAN style="FONT-WEIGHT: bold">On Behalf Of </SPAN></B>Luis
Freitas<BR><B><SPAN style="FONT-WEIGHT: bold">Sent:</SPAN></B> Friday,
February 23, 2007 5:32 PM<BR><B><SPAN style="FONT-WEIGHT: bold">To:</SPAN></B>
ocfs2-users@oss.oracle.com<BR><B><SPAN
style="FONT-WEIGHT: bold">Subject:</SPAN></B> [Ocfs2-users] High on buffers
and deep on swap</SPAN></FONT><o:p></o:p></P></DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"><o:p> </o:p></SPAN></FONT></P>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt">Hi,<o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> This is a bit off topic, hope there is
not a problem.<o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> Anyone out there experiencing high
swapping with the kernel retaining a large amount of buffers? This used to be
a problem on 2.4, and I usually changed /proc/sys/vm/freepages to fix it. But
on 2.6 this parameter no longer exists.<o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> One of the servers here is holding
over 3.5Gb of cache even when using over 700Mb of swap, and free memory is
always low.<o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face=Courier size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: Courier">[oracle@br001sv0432 ~]$
free<BR>
total
used free
shared buffers
cached<BR>Mem: 5190736
4810880
379856
0 143032 3583868<BR>-/+
buffers/cache: 1083980
4106756<BR>Swap: 2048248
723064 1325184<BR>[oracle@br001sv0432
~]$</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face=Arial size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: Arial"> I am tuning
/proc/sys/vm/swappiness, but this seems to have no effect at all. Changed from
60 to 10 and seems to have no effect. The server runs Oracle RAC with
OCFS2.</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt">Regards,<o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt">Luis<o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<P><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt">
<o:p></o:p></SPAN></FONT></P>
<DIV class=MsoNormal style="TEXT-ALIGN: center" align=center><FONT
face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt">
<HR align=center width="100%" SIZE=1>
</SPAN></FONT></DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"><A
href="http://answers.yahoo.com/dir/index;_ylc=X3oDMTFvbGNhMGE3BF9TAzM5NjU0NTEwOARfcwMzOTY1NDUxMDMEc2VjA21haWxfdGFnbGluZQRzbGsDbWFpbF90YWcx?link=ask&sid=396545367">Food
fight?</A> Enjoy some healthy debate<BR>in the <A
href="http://answers.yahoo.com/dir/index;_ylc=X3oDMTFvbGNhMGE3BF9TAzM5NjU0NTEwOARfcwMzOTY1NDUxMDMEc2VjA21haWxfdGFnbGluZQRzbGsDbWFpbF90YWcx?link=ask&sid=396545367">Yahoo!
Answers Food & Drink Q&A.</A><o:p></o:p></SPAN></FONT></P></DIV>
<P>
<HR>
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