[j-nsp] Are these temps high enough to cause any issues?
Brad Fleming
bdflemin at gmail.com
Wed Feb 13 11:54:33 EST 2013
Here's from an MX-10 in a 68F ambient room with pretty good airflow through the chassis. This node also has a 2x10Gbps in the box generating some additional heat.
root at lab-MX# ...cs optics | match temperature | except high | except low
Module temperature : 29 degrees C / 85 degrees F
Module temperature : 27 degrees C / 81 degrees F
On Feb 11, 2013, at 5:31 PM, Morgan McLean <wrx230 at gmail.com> wrote:
> Here is the output of a few commands (bolded).
>
> In the past two weeks, one SFP from each of our border MX80's have failed.
> They were juniper 1gig sx modules. I'm not sure if this is coincidence, or
> if its heat related. According to the thresholds, things seem to be OK, but
> I figured I should ask. For instance, the warn threshold for the modules
> are like 180deg F, not sure what it is for the chassis or individual chips.
> *
> *
> *someuser at somehost.somewhere>* *show interfaces diagnostics optics |match
> temperature |except high|except low *
> Module temperature : 50 degrees C / 122 degrees
> F
> Module temperature : 50 degrees C / 122 degrees
> F
> Module temperature : 48 degrees C / 119 degrees
> F
> Module temperature : 47 degrees C / 117 degrees
> F
> Module temperature : 49 degrees C / 120 degrees
> F
> Module temperature : 51 degrees C / 124 degrees
> F
>
> *someuser at somehost.somewhere> show chassis environment *
> Class Item Status Measurement
> Temp PEM 0 OK
> PEM 1 OK
> RE 0 Intake OK 48 degrees C / 118 degrees F
> RE 0 Front Exhaust OK 51 degrees C / 123 degrees F
> RE 0 Rear Exhaust OK 48 degrees C / 118 degrees F
> Routing Engine OK 55 degrees C / 131 degrees F
> Routing Engine CPU OK 66 degrees C / 150 degrees F
> TFEB 0 QX 0 TSen OK 51 degrees C / 123 degrees F
> TFEB 0 QX 0 Chip OK 61 degrees C / 141 degrees F
> TFEB 0 LU 0 TSen OK 51 degrees C / 123 degrees F
> TFEB 0 LU 0 Chip OK 66 degrees C / 150 degrees F
> TFEB 0 MQ 0 TSen OK 51 degrees C / 123 degrees F
> TFEB 0 MQ 0 Chip OK 58 degrees C / 136 degrees F
> TFEB 0 TBB PFE TSen OK 48 degrees C / 118 degrees F
> TFEB 0 TBB PFE Chip OK 59 degrees C / 138 degrees F
> TFEB 0 TFEB PCIE TSen OK 53 degrees C / 127 degrees F
> TFEB 0 TFEB PCIE Chip OK 69 degrees C / 156 degrees F
> Fans Fan 1 OK Spinning at high speed
> Fan 2 OK Spinning at high speed
> Fan 3 OK Spinning at high speed
> Fan 4 OK Spinning at high speed
> Fan 5 OK Spinning at high speed
>
> --
> Thanks,
> Morgan
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