Unsaved Data In The Controller Cache - Promise VTRAK M610i Product Manual

Chapter 8: Troubleshooting

Unsaved Data in the Controller Cache

An LED (marked with the icon) is provided to inform you that there is data in
the cache that has not been saved to non-volatile memory. Such data is
sometimes called "dirty," not to suggest it is corrupted in some way but because it
has not been saved to a disk drive.
Figure 13.The VTrak dirty cache LED
iSCSI 1 iSCSI 2 Mgmt
IOIOI
Dirty Cache LED
If there is unsaved data in the controller's cache, the Dirty Cache LED shines
amber. During this time, do NOT power down the VTrak. Wait until the LED will
goes dark.
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