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HUAWEI CLOUD Stack 6.5.0 Alarm and Event Reference 04

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ALM-24 Node Disk Space Fully Occupied

ALM-24 Node Disk Space Fully Occupied

Description

This alarm is reported when the available space of the disk where the kubelet directory is located is less than 256 MB.

Attribute

Alarm ID

Alarm Severity

Alarm Type

24

Critical

Environmental alarm

Parameters

Parameter Name

Parameter Description

kind

Resource type.

namespace

Name of the project to which the resource belongs.

name

Resource name.

uid

Unique ID of the resource.

OriginalEventTime

Event generation time.

EventSource

Name of the component that reports an event.

EventMessage

Supplementary information about an event.

Impact on the System

New applications cannot be scheduled to the node. The node becomes unavailable, and original applications on this node are migrated to another node. As a result, some functions may be abnormal.

System Actions

The system sets the node status to unschedulable to prevent other applications from being scheduled to this node.

Possible Causes

The disk space of the root directory used by the kubelet component is full.

Procedure

  1. Use PuTTY to log in to the target node.

    The default username is paas, and the default password is QAZ2wsx@123!.

  2. Run the following command to check whether the disk space where the /var/lib/kubelet directory is located is less than the threshold 256 MB.

    df -h /var/lib/kubelet
    Filesystem                  Size  Used Avail Use% Mounted on
    /dev/mapper/opt_vg-vol_opt   98G   21G   73G  23% /opt
    • Yes: Go to 3.
    • No: Go to 4.

  3. Contact the IaaS administrator to expand the disk space or delete useless data from the disk. Then, check whether the alarm is cleared.

    • Yes: No further action is required.
    • No: Go to 4.

  4. Contact technical support for assistance.

Alarm Clearing

This alarm will be automatically cleared after the fault is rectified.

Related Information

None

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Updated: 2019-08-30

Document ID: EDOC1100062365

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