[Xymon] usb disk not showing

Kris Springer kspringer at innovateteam.com
Tue Nov 29 05:28:43 CET 2022


mount -l | grep USB-1TB shows
/dev/sda on /media/user/USB-1TB type ext4 
(rw,nosuid,nodev,relatime,errors=remount-ro,uhelper=udisks2) [USB-1TB]

Kris Springer


On 11/28/22 9:24 PM, Michael T Pins wrote:
>> Thanks for pointing me in the direction of the client script.	 I messed
>> around with it a lot and found that nothing I did would result in the
>> USB drive showing up on the Server webpage in Disk or Inode pages.  I can
>> get different results to appear by messing with the xymonclient-linux.sh
>> script, but the USB drive never does. Running the script manually does
>> display the USB drive in the [df] list, but it's as if something keeps
>> stripping it from displaying on the Server's pages.  I even went so
>> far as to comment out all of the options for df in the script and just
>> run df without any other lines of grep or excludes, and still no joy.
>> There seems to be a break in the chain between the results shown by the
>> client script and the results the Server displays on the Disk page.
>>
>> So then in the script with all the df stuff commented out, I had it run
>> df /dev/sda
>> The results of the script show the USB, but nothing shows up on the
>> Server Disk page except this error.
>> Expected strings (Capacity and Mounted) not found in df output
>>
>> So, anyone know what's stripping the /dev/sda disk from the output,
>> or why Capacity and Mounted can't be seen when the client script is
>> outputting it just like the other drives?
>>
>> Here's the output of the script that clearly shows the USB drive info.
>> [df]
>> Filesystem        1K-blocks        Used        Available    Use% Mounted on
>> /dev/sda        960303848    268800    911180536        1% /media/user/USB-1TB
>   
> You've changed what df format you're sending to the xymon server.
> xymond is expecting POSIX headers, i.e.:
>    Filesystem        1024-blocks      Used      Available  Capacity Mounted on
>
> At a minimum, you need to be running "df -P" (and likely "df -Pl",
> unless you really want non-local disks listed for some bizarre reason).
>
> In general, the only thing you should ever need to change in that file
> is the appropriate EXCLUDES= line.
>
> What type of filesystem is /media/user/USB-1TB being mounted as?
> ( What's the output of: `mount -l | grep USB-1TB` )
>



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