Changes between Version 30 and Version 31 of FAQ

Timestamp:

Dec 15, 2011, 9:26:09 PM (12 years ago)

Author:

Christian Franke

Comment:

Clarify SandForce SSD_Life_Left value

FAQ

@@ -123 +123 @@
 199 after either 120 spin-ups or 8 power-on hours.  Until that time,
 they have the uninitialized value 253.
+
+----
+
+=== The SSD_Life_Left Attribute of my new !SandForce based SSD reports zero ===
+
+It doesn't. The RAW value of this attribute is always 0 and has no meaning. Check the normalized VALUE instead. It starts at 100 and indicates the approximate percentage of SDD life left. It typically decreases when Flash blocks are marked as bad, see the RAW value of Retired_Block_Count:
+{{{
+ID# ATTRIBUTE_NAME          FLAGS    VALUE WORST THRESH FAIL RAW_VALUE
+...
+  5 Retired_Block_Count     PO--CK   098   098   003    -    416
+...
+231 SSD_Life_Left           PO--C-   097   097   010    -    0
+}}}
 
 ----