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Subject: Re: Oracle related configurations on Linux
From: Andrew Kerber <andrew.kerber@gmail.com>
In-Reply-To: <AF02C941134B1A4AB5F61A726D08DCED0E0F9252@USA7109MB012.na.xerox.net>
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To: "Amir.Hameed@xerox.com" <Amir.Hameed@xerox.com>
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Physical or virtual?

Sent from my iPhone

> On Nov 11, 2014, at 12:49 PM, Hameed, Amir <Amir.Hameed@xerox.com> wrote:
>=20
> Folks,
> I need some input related to some Linux settings for Oracle. The Linux dis=
tro is Red Hat 6.5. I have the following questions:
> =C2=B7         I/O scheduler =E2=80=93 The default scheduler is Completely=
 Fair Queuing (CFQ). However, it seems that for the Oracle Unbreakable Linux=
 kernel, the DEADLINE I/O scheduler is the default. For Red Hat, what do peo=
ple normally set it to for highly IO intensive ERP systems?
> =C2=B7         Mount point options =E2=80=93 Are there any recommendations=
 for the mount points related settings for the FC storage? (noatime, nodirat=
ime, max_batch_time=3D0, nobarrier)
> =C2=B7         Any other I/O related setting(s) that one should look into c=
hanging from the default value?
> =20
> Any feedback will be appreciated.
> =20
> Tanks,
> Amir

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<html><head><meta http-equiv=3D"content-type" content=3D"text/html; charset=3D=
utf-8"></head><body dir=3D"auto"><div>Physical or virtual?<br><br>Sent from m=
y iPhone</div><div><br>On Nov 11, 2014, at 12:49 PM, Hameed, Amir &lt;<a hre=
f=3D"mailto:Amir.Hameed@xerox.com">Amir.Hameed@xerox.com</a>&gt; wrote:<br><=
br></div><blockquote type=3D"cite"><div>

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<div class=3D"WordSection1">
<p class=3D"MsoNormal">Folks,<o:p></o:p></p>
<p class=3D"MsoNormal">I need some input related to some Linux settings for O=
racle. The Linux distro is Red Hat 6.5. I have the following questions:<o:p>=
</o:p></p>
<p class=3D"MsoListParagraph" style=3D"text-indent:-.25in;mso-list:l0 level1=
 lfo1"><!--[if !supportLists]--><span style=3D"font-family:Symbol"><span sty=
le=3D"mso-list:Ignore">=C2=B7<span style=3D"font:7.0pt &quot;Times New Roman=
&quot;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span></span></span><!--[endif]-->I/O scheduler =E2=80=93 The default sched=
uler is Completely Fair Queuing (CFQ). However, it seems that for the Oracle=
 Unbreakable Linux kernel, the DEADLINE I/O scheduler is the default. For Re=
d Hat, what do people normally set it to
 for highly IO intensive ERP systems?<o:p></o:p></p>
<p class=3D"MsoListParagraph" style=3D"text-indent:-.25in;mso-list:l0 level1=
 lfo1"><!--[if !supportLists]--><span style=3D"font-family:Symbol"><span sty=
le=3D"mso-list:Ignore">=C2=B7<span style=3D"font:7.0pt &quot;Times New Roman=
&quot;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span></span></span><!--[endif]-->Mount point options =E2=80=93 Are there a=
ny recommendations for the mount points related settings for the FC storage?=
 (noatime, nodiratime, max_batch_time=3D0, nobarrier)<o:p></o:p></p>
<p class=3D"MsoListParagraph" style=3D"text-indent:-.25in;mso-list:l0 level1=
 lfo1"><!--[if !supportLists]--><span style=3D"font-family:Symbol"><span sty=
le=3D"mso-list:Ignore">=C2=B7<span style=3D"font:7.0pt &quot;Times New Roman=
&quot;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span></span></span><!--[endif]-->Any other I/O related setting(s) that one=
 should look into changing from the default value?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Any feedback will be appreciated.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Tanks,<o:p></o:p></p>
<p class=3D"MsoNormal">Amir<o:p></o:p></p>
</div>


</div></blockquote></body></html>=

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