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CJston15

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9 years ago

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CJston15

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April 27th, 2017 07:00

PowerEdge T620 Fan Speed 75% after installing SSD

I just replaced 2x HDD that were being used for the OS on my PowerEdge T620 with 2 x SSD. Since installing the SSD's my fan speed is locked at 75% 24/7 and it's getting to be extremely annoying since this is being used in home environment. I'm not getting any errors for any of the drives and everything is running fine except for the loud fans. My CPU temps are between 34-36 celcius and Board Temp is 24 celcius.

BIOS and iDrac firmware are up to date. I've tried using the IPMI tool to send commands to the server to modify the fan speeds but I just get errors for any command I've tried that has been provided online.

Any ideas would be appreciated!

Thanks

  • DELL-Josh Cr

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    Posted April 27th, 2017 14:00

    Hi,

    What were the ipmi commands that you used to try to lower the fan speed? Was there any difference from before and after? 

  • CJston15

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    Posted April 27th, 2017 16:00

    So I tried following these steps as well someone posted regarding similar issue but with a GPU.

    ENABLE/DISABLE Third-Party PCIe card based default system fan response:

    1.      Download and install OpenManage BMC Utility. 

    2.      Enable the "IPMI over LAN" in iDRAC of the target machine, this can ben done via iDRAC Web GUI or BIOS Setup. 

    3.      Go to the installation folder of OpenManage BMC Utility, run the following commands: 

    Set Third-Party PCIe Card Default Cooling Response Logic To Disabled

    ipmitool -I lanplus -H -U -P raw 0x30 0xce 0x00 0x16 0x05 0x00 0x00 0x00 0x05 0x00 0x01 0x00 0x00 

    Set Third-Party PCIe Card Default Cooling Response Logic To Enabled

    ipmitool -I lanplus -H -U -P raw 0x30 0xce 0x00 0x16 0x05 0x00 0x00 0x00 0x05 0x00 0x00 0x00 0x00 

    Get Third-Party PCIe Card Default Cooling Response Logic Status

    ipmitool -I lanplus -H -U -P raw 0x30 0xce 0x01 0x16 0x05 0x00 0x00 0x00 

    The response data is:

    16 05 00 00 00 05 00 01 00 00 (Disabled)

    16 05 00 00 00 05 00 00 00 00 (Enabled)

     

    I am able to disable the default cooling response logic but it only lowers the fan speed from like 77/75 to 70/72 percent.

  • CJston15

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    Posted April 27th, 2017 16:00

    I tried a few different commands but this is one someone else said resolved their issue.

    -I lanplus -H 1.1.1.1 -U root -P calvin raw 0x30 0xCE 0x00 0x16 0x05 0x00 0x00 0x00 0x05 0x00 0x01 0x00 0x00

    When I run this or any other command I get an error stating "WARNING: Couldn't compute FAST_CWD pointer"

    Am I running these commands from an elevated cmd prompt with the directory set to BMC directory?

    Thanks

  • CJston15

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    Posted April 27th, 2017 20:00

    I've adjusted some settings and was able to get the disable command to work and the fans are down to 52-52% but it's still nowhere near where it was before. The reason I loved my T620 was because it was quiet and I could keep it in my office without it heating up the room or distracting me from working.

  • DELL-Josh Cr

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    Posted April 28th, 2017 09:00

    Have you set the fan speed offset to low? The Fan Speed Setting menu is found in the iDrac menu.  During BIOS boot, F2 -> IDRAC settings -> Thermal -> Fan Speed Offset

  • CJston15

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    Posted April 28th, 2017 18:00

    Yes it is already set to Low.

  • CJston15

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    Posted May 1st, 2017 07:00

    Anything?

    I can put the HDD's back in and fan speed is fine but I really need to use the SSD's for VM's.

  • DELL-Josh Cr

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    Posted May 1st, 2017 09:00

    You have done the changes that are available. The only other option would be to swap for Dell enterprise SSDs. 

  • CJston15

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    Posted May 1st, 2017 19:00

    Gotta love the support. "Sorry for your luck but hey go buy our ridiculously overpriced SSD's and we think that will fix it!"

    This is for a home lab so i'm not spending $800 on two SSD's.

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    Posted May 2nd, 2017 00:00

    Although I understand your frustration please keep in mind that these are Enterprise servers. 
    We engineer our servers to be as efficient with power and cooling as possible. That is only possible for components that we know the power and thermal characteristics of.

    When an "uncertified component" is inserted we let the end user do that and the server will keep running,  other vendors do not even allow that. But with components we do not know the characteristics of we chose to be on the safe side and let the fans provide extra cooling.