Synology DS920 Synology High Availability SHA Troubleshooting Guide for DSM 7. - Page 21
Warning: A storage space on the passive server is missing, attention, Suggestion, Storage
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Chapter 2: SHA Troubleshooting 2.2.8 Warning: A storage space on the passive server is missing Warning A storage space on My_Passive_Hostname (passive server) is missing. Suggestion: Make sure the drives are all installed properly on My_Passive_Hostname (passive server) and then go to Storage to reassemble 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 passive server data is unavailable because its storage space is missing. The system cannot perform auto-failover while in this state. Cause The SSD cache was not properly installed when the system powered on, so the data may have been corrupted. 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. Related Notifications • Status of high-availability cluster My_SHA_Hostname is abnormal [Details: Storage pool is missing] Possible Logs • [warning] Auto failover is temporarily unavailable: Storage pool is missing. 2.2.9 Warning: A storage space on the passive server requires your attention Warning A storage space on passive server My_Passive_Hostname requires your attention. Suggestion: Go to Storage Manager for more details. 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 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 passive server's storage space. This issue may result in corrupted data and impact the auto-failover/switchover mechanisms. Cause An issue that may affect high-availability services was detected on the passive server's storage space. Resolution Go to Storage Manager > Storage and follow the instructions displayed. 19