Synology DS1821 Synology High Availability SHA Troubleshooting Guide for DSM 7 - Page 19

Warning: A storage space on the passive server became read-only

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Chapter 2: SHA Troubleshooting 2.2.3 Warning: A storage space on the active server is experiencing issues. Warning A storage space on active server My_Active_Hostname is experiencing issues. Suggestion: Go to Storage Manager for more details. Description There is an issue with the storage space on the active server that may need attention. Auto-failover and switchover functions are still available. Cause The active server detected an issue on its storage space. Resolution Go to Storage Manager > Storage and follow the instructions displayed. 2.2.4 Warning: A storage space on the passive server became read-only Warning A storage space on My_Passive_Hostname (passive server) became read-only. Suggestion: Go to Storage to repair the volume/LUN. LED Indicator Passive server • 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 The storage space on the passive server became read-only. The system cannot perform auto-failover while in this state. After the storage space is repaired, switchover or failover functions will be unavailable until the passive server has re-synced with the active server. Cause Hard disk errors occurred in the passive server's storage space, causing it to become read-only in order to protect the data. Resolution Refer to the Missing storage space or SSD cache section in 2.3.1 Repair volumes on the passive server to repair the storage space. 2.2.5 Warning: A storage space on the passive server crashed Warning A storage space on passive server My_Passive_Hostname crashed. Suggestion: Replace the failed hard-drive on passive server My_Passive_Hostname with a new one and repair the volume/LUN in Storage. LED Indicator Passive 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. 17

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17
Chapter 2: SHA Troubleshooting
2.2.3 Warning: A storage space on the active server is experiencing issues.
Warning
A storage space on active server My_Active_Hostname is experiencing issues.
Suggestion
: Go to
Storage Manager
for more details.
Description
There is an issue with the storage space on the active server that may need
attention. Auto-failover and switchover functions are still available.
Cause
The active server detected an issue on its storage space.
Resolution
Go to
Storage Manager
>
Storage
and follow the instructions displayed.
2.2.4 Warning: A storage space on the passive server became read-only
Warning
A storage space on My_Passive_Hostname (passive server) became read-only.
Suggestion
: Go to
Storage
to repair the volume/LUN.
LED Indicator
Passive server
• 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
The storage space on the passive server became read-only. The system
cannot perform auto-failover while in this state. After the storage space
is repaired, switchover or failover functions will be unavailable until the
passive server has re-synced with the active server.
Cause
Hard disk errors occurred in the passive server's storage space, causing it to
become read-only in order to protect the data.
Resolution
Refer to the
Missing storage space or SSD cache
section in
2.3.1 Repair
volumes on the passive server
to repair the storage space.
2.2.5 Warning: A storage space on the passive server crashed
Warning
A storage space on passive server My_Passive_Hostname crashed.
Suggestion
: Replace the failed hard-drive on passive server My_Passive_Hostname with a
new one and repair the volume/LUN in
Storage
.
LED Indicator
Passive 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.