Synology DS920 Synology High Availability SHA Troubleshooting Guide for DSM 7. - Page 11

Critical: A storage space on the active server is missing, Suggestion, Storage

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Chapter 2: SHA Troubleshooting 2.1.6 Critical: A storage space on the active server is missing Critical A storage space on My_Active_Hostname (active server) is missing. Suggestion: Make sure that the drives are all installed properly on My_Active_Hostname (active server) and then go to Storage to reassemble the volume/LUN. LED Indicator Active 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 pool could not be assembled correctly and the active server data is currently unavailable. • Because the servers' data may be inconsistent, the system will not perform auto-failover. Cause When the storage pool was assembled, there was an error with the drive or it was not installed correctly. Resolution Refer to the Missing storage space or SSD cache section in 2.3.2 Repair volumes on the active server to repair the storage space. Related Notifications • Status of high-availability cluster My_SHA_Hostname is abnormal [Details: Storage pool is missing] • [My_Active_Hostname (My_SHA_Hostname)] One or more missing drives have been detected in Storage Pool X. Please go to Storage Manager > Storage for more information Possible Logs • Storage Pool X has an insufficient number of drives. / Storage Pool X has been lost all drives. • [warning] Auto failover is temporarily unavailable: Storage pool is missing. 09

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09
Chapter 2: SHA Troubleshooting
2.1.6 Critical: A storage space on the active server is missing
Critical
A storage space on My_Active_Hostname (active server) is missing.
Suggestion
: Make sure that the drives are all installed properly on My_Active_Hostname
(active server) and then go to
Storage
to reassemble the volume/LUN.
LED Indicator
Active 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 pool could not be assembled correctly and the active server
data is currently unavailable.
• Because the servers' data may be inconsistent, the system will not
perform auto-failover.
Cause
When the storage pool was assembled, there was an error with the drive or
it was not installed correctly.
Resolution
Refer to the
Missing storage space or SSD cache
section in 2.3.2 Repair
volumes on the active server to repair the storage space.
Related
Notifications
• Status of high-availability cluster My_SHA_Hostname is abnormal [Details:
Storage pool is missing]
• [My_Active_Hostname (My_SHA_Hostname)] One or more missing drives
have been detected in Storage Pool X. Please go to Storage Manager >
Storage for more information
Possible Logs
• Storage Pool X has an insufficient number of drives. / Storage Pool X has
been lost all drives.
• [warning] Auto failover is temporarily unavailable: Storage pool is
missing.