An error has occurred while receiving disk operations usage.

[KZM]

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An error has occurred while receiving disk operations usage.

PRODUCT, VERSION, OPERATING SYSTEM, ARCHITECTURE

Your OS version Ubuntu 22.04.3 LTS
Plesk version Plesk Obsidian 18.055

PROBLEM DESCRIPTION

When I go to Plesk --> Process list, the message below is shown:

An error has occurred while receiving disk operations usage. Stdout: Stderr: Traceback (most recent call last): File "/usr/sbin/iotop", line 10, in from iotop.ui import main File "/usr/lib/python3/dist-packages/iotop/ui.py", line 46, in from iotop.data import find_uids, TaskStatsNetlink, ProcessList, Stats File "/usr/lib/python3/dist-packages/iotop/data.py", line 51, in vmstat_f = VmStat() File "/usr/lib/python3/dist-packages/iotop/vmstat.py", line 23, in __init__ self.vmstat = self.read() File "/usr/lib/python3/dist-packages/iotop/vmstat.py", line 40, in read return pgpgin, pgpgout UnboundLocalError: local variable 'pgpgin' referenced before assignment Exit code: 1

Question: what is it and how to fix?

STEPS TO REPRODUCE

Go to Plesk --> Process list

ACTUAL RESULT

error is shown

An error has occurred while receiving disk operations usage. Stdout: Stderr: Traceback (most recent call last): File "/usr/sbin/iotop", line 10, in from iotop.ui import main File "/usr/lib/python3/dist-packages/iotop/ui.py", line 46, in from iotop.data import find_uids, TaskStatsNetlink, ProcessList, Stats File "/usr/lib/python3/dist-packages/iotop/data.py", line 51, in vmstat_f = VmStat() File "/usr/lib/python3/dist-packages/iotop/vmstat.py", line 23, in __init__ self.vmstat = self.read() File "/usr/lib/python3/dist-packages/iotop/vmstat.py", line 40, in read return pgpgin, pgpgout UnboundLocalError: local variable 'pgpgin' referenced before assignment Exit code: 1

Question: what is it and how to fix?

EXPECTED RESULT

no errors

ANY ADDITIONAL INFORMATION

(DID NOT ANSWER QUESTION)

YOUR EXPECTATIONS FROM PLESK SERVICE TEAM

Help with sorting out

 

[Peter Debik]

I could not reproduce it on Ubuntu 22 with Plesk 18.0.55. It seems to be an individual configuration on your server that is causing it. Please contact support at https://support.plesk.com for further assistance.

 

[Edu Membrillas]

Same Error here.

Plesk Obsidian v18.0.59_build1800240229.10 os_Ubuntu 22.04
Ubuntu 22.04.4 LTS

Se ha producido un error mientras se recibía el uso de las operaciones del disco. Stdout: Stderr: Traceback (most recent call last): File "/usr/sbin/iotop", line 10, in from iotop.ui import main File "/usr/lib/python3/dist-packages/iotop/ui.py", line 46, in from iotop.data import find_uids, TaskStatsNetlink, ProcessList, Stats File "/usr/lib/python3/dist-packages/iotop/data.py", line 51, in vmstat_f = VmStat() File "/usr/lib/python3/dist-packages/iotop/vmstat.py", line 23, in __init__ self.vmstat = self.read() File "/usr/lib/python3/dist-packages/iotop/vmstat.py", line 40, in read return pgpgin, pgpgout UnboundLocalError: local variable 'pgpgin' referenced before assignment Código de salida: 1

 

[si458]

simple fix/patch is add

pgpgin = 0
pgpgout = 0

to

/usr/lib/python3/dist-packages/iotop/vmstat.py

at lines 26 just after

def read(self)