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From: Kumar Thangavel <kumarthangavel.hcl@gmail.com>
Date: Mon, 16 Aug 2021 21:27:58 +0530
Message-ID: <CAA7TbcsaM_nFeA1q=Eq6zsW1gH_73HXSCmtsc=3O0hi2s8QGfA@mail.gmail.com>
Subject: Re: Creating Hard Shutdown interfaces/alarm for NIC Sensor
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Hi All,

        Gentle Reminder.  Any suggestions/idea on this.

Thanks,
Kumar

On Wed, Aug 11, 2021 at 4:51 PM Kumar Thangavel <
kumarthangavel.hcl@gmail.com> wrote:

> Hi All,
>
>
>
>          We have an use case of NIC sensor value goes above 120 (upper non
> recoverable), need to shutdown the slots.
>
>
>
>          Critical and Warning interfaces and alarm created based on the
> sensor threshold Severity value. Please refer the below code.
>
>
> https://github.com/openbmc/dbus-sensors/blob/master/src/Thresholds.cpp#L116
>
>
>
>          For NIC sensor, planning to create soft and hard shutdown
> interfaces and alarm based on severity value in hwmonTempSensor.
>
>
>
>          Already we have Severity 0  for Warning and Severity 1 for
> Critical.
>
>          We can have Severity 2 for Softshutdown and Severity 3 for
> Hardshutdown.
>
>
>
>          So, Based on the Severity value, the soft and hard shutdown alarm
> will set as true.
>
>          Then the sensor-monitor application would take the action based
> on the soft/hard shutdown alarm.
>
>
>          Could you please provide your suggestions on this.
>
>
>
> Thanks,
>
> Kumar.
>

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<div dir=3D"ltr">Hi All,<div><br></div><div>=C2=A0 =C2=A0 =C2=A0 =C2=A0 Gen=
tle Reminder.=C2=A0 Any suggestions/idea on this.</div><div><br></div><div>=
Thanks,</div><div>Kumar</div></div><br><div class=3D"gmail_quote"><div dir=
=3D"ltr" class=3D"gmail_attr">On Wed, Aug 11, 2021 at 4:51 PM Kumar Thangav=
el &lt;<a href=3D"mailto:kumarthangavel.hcl@gmail.com">kumarthangavel.hcl@g=
mail.com</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D=
"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-le=
ft:1ex"><div dir=3D"ltr"><p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0=
001pt;font-size:11pt;font-family:Calibri,sans-serif">Hi All,</p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0=C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0</p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0 We have an
use case of NIC sensor value goes above 120 (upper non recoverable), need t=
o shutdown
the slots.</p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0</p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0 Critical and
Warning interfaces and alarm created based on the sensor threshold Severity
value. Please refer the below code.</p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0 <a href=3D"https://github.com/openbmc/dbus-sensors/blob/master/src/Thre=
sholds.cpp#L116" style=3D"color:rgb(5,99,193)" target=3D"_blank">https://gi=
thub.com/openbmc/dbus-sensors/blob/master/src/Thresholds.cpp#L116</a></p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0</p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0 For NIC sensor,
planning to create soft and hard shutdown interfaces and alarm based on sev=
erity
value in hwmonTempSensor.</p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0=C2=A0=C2=A0=C2=A0 </p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0 Already we
have Severity 0 =C2=A0for Warning and Severity
1 for Critical. </p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0 We can have
Severity 2 for Softshutdown and Severity 3 for Hardshutdown.</p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0</p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0 So, Based on
the Severity value, the soft and hard shutdown alarm will set as true. </p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0 Then the
sensor-monitor application would take the action based on the soft/hard
shutdown alarm. </p><p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt=
;font-size:11pt;font-family:Calibri,sans-serif"><br></p><p class=3D"MsoNorm=
al" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font-family:Calibri,san=
s-serif">=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0Could you please provide your su=
ggestions on this.</p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">=C2=A0</p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">Thanks,</p>

<p class=3D"MsoNormal" style=3D"margin:0in 0in 0.0001pt;font-size:11pt;font=
-family:Calibri,sans-serif">Kumar.</p></div>
</blockquote></div>

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