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
- Use PuTTY to log in to the target node.
The default username is paas, and the default password is QAZ2wsx@123!.
- 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
- 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.
- 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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