Controller Led; Controller Led For Storage Systems - Infortrend EonStor DS 1000 Gen2 Series Hardware Manual

Controller LED

Controller LED for Storage Systems

Name
1. Ctrl
Status
2. C_Dirty
Color
Green indicates that a controller is operating
healthily.
Green/
Amber indicates that a component failure has
Amber
occurred, or inappropriate RAID configurations have
caused system faults. It is also lit during the
initialization process.
Amber indicates the following:
- Cache Memory is dirty.
- Data in flash backup module is being flushed to
cache.
- Errors occurred with cache memory (ECC errors).
- Data is being flushed from flash backup module to
drive (when power is restored).
Amber
- Battery voltage is lower than 2.5V.
- Battery temperature reading is abnormal (out of
the 0 to 45°C range).
- Battery is not present.
Off indicates that the cache is clean, and that the
battery backup unit is capable of sustaining memory
in case of power loss.
100
Status