Synology DS920 Synology High Availability SHA Troubleshooting Guide for DSM 7. - Page 13

Critical: A storage space on the active server requires your attention.

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Chapter 2: SHA Troubleshooting 2.1.8 Critical: A storage space on the active server requires your attention. Critical A storage space on active server My_Active_Hostname requires your attention. Suggestion: Go to Storage Manager for more details. LED Indicator Active server • The LED of the damaged drive: Static orange or off • Models without ALERT LED: • STATUS: Static orange • Models with ALERT LED: • STATUS: Static green • ALERT: Blinking orange or red The ALERT and STATUS LEDs are located on the front of your device. Refer to your device's Hardware Installation Guide for more details. Description A serious issue was detected on the active server's storage space. This issue may result in corrupted data and will immediately affect highavailability services. Cause A serious issue that may immediately affect high-availability services was detected on the active server's storage space. Resolution Go to Storage Manager > Storage and follow the instructions displayed. 2.1.9 Critical: Abnormal network connection Critical Abnormal network connection. Details: The following network interfaces on the active server My_Active_Hostname failed to connect: LAN X. Suggestion: Make sure the Ethernet cable between the switch and cluster interface LAN X on the active server My_Active_Hostname is properly connected. If the problem persists, please use another Ethernet cable. LED Indicator Active server • Models with LED indicators on the LAN ports: Off Description • The LAN X connection on the active server is abnormal. Services using LAN X may be affected. • When the network interface connection is abnormal, the system will automatically fail over to maintain high availability. This may be a temporary status before failover. • If there were any unresolved issues on the passive server before this error occurred, the system will not be able to perform auto-failover and will remain in this state. Cause This issue is often due to a hardware issue, such as the Ethernet cable malfunctioning or not being properly connected, the NAS network port or switch malfunctioning, and so on. 11

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11
Chapter 2: SHA Troubleshooting
2.1.8 Critical: A storage space on the active server requires your attention.
Critical
A storage space on active server My_Active_Hostname requires your attention.
Suggestion
: Go to
Storage Manager
for more details.
LED Indicator
Active server
• The LED of the damaged drive: Static orange or off
• Models without ALERT LED:
• STATUS: Static orange
• Models with ALERT LED:
• STATUS: Static green
• ALERT: Blinking orange or red
The ALERT and STATUS LEDs are located on the front of your device. Refer
to your device's
Hardware Installation Guide
for more details.
Description
A serious issue was detected on the active server
’
s storage space. This
issue may result in corrupted data and will immediately affect high-
availability services.
Cause
A serious issue that may immediately affect high-availability services was
detected on the active server's storage space.
Resolution
Go to
Storage Manager
>
Storage
and follow the instructions displayed.
2.1.9 Critical: Abnormal network connection
Critical
Abnormal network connection.
Details
: The following network interfaces on the active server My_Active_Hostname failed to
connect: LAN X.
Suggestion
: Make sure the Ethernet cable between the switch and cluster interface LAN X on
the active server My_Active_Hostname is properly connected. If the problem persists, please
use another Ethernet cable.
LED Indicator
Active server
• Models with LED indicators on the LAN ports: Off
Description
• The LAN X connection on the active server is abnormal. Services using
LAN X may be affected.
• When the network interface connection is abnormal, the system will
automatically fail over to maintain high availability. This may be a
temporary status before failover.
• If there were any unresolved issues on the passive server before this
error occurred, the system will not be able to perform auto-failover and
will remain in this state.
Cause
This issue is often due to a hardware issue, such as the Ethernet cable
malfunctioning or not being properly connected, the NAS network port or
switch malfunctioning, and so on.