Ticket #1471: smartmontools-add-error-rate.patch

atacmds.cpp

@@ -120 +120 @@
   {"msec24hour32"   , RAWFMT_MSEC24_HOUR32},
   {"tempminmax"     , RAWFMT_TEMPMINMAX},
   {"temp10x"        , RAWFMT_TEMP10X},
+  {"errorsperops"   , RAWFMT_ERRORS16_PER_OPS32},
 };
 
 const unsigned num_format_names = sizeof(format_names)/sizeof(format_names[0]);
@@ -2117 +2118 @@
     s = strprintf("%d.%d", word[0]/10, word[0]%10);
     break;
 
+  case RAWFMT_ERRORS16_PER_OPS32:
+    // first 16 bits are #errors, last 32 bits are #operations
+    s = strprintf("%u (%u ops)", word[2], word[1] << 16 | word[0]);
+    break;
+
   default:
     s = "?"; // Should not happen
     break;

atacmds.h

@@ -667 +667 @@
   RAWFMT_MSEC24_HOUR32,
   RAWFMT_TEMPMINMAX,
   RAWFMT_TEMP10X,
+  RAWFMT_ERRORS16_PER_OPS32,
 };
 
 // Attribute flags

drivedb.h

@@ -4089 +4089 @@
       // ST4000DM004-2CV104/0001 (TRIM: no), ST4000DM005-2DP166/0001, ST8000DM004-2CX188/0001
     "ST(2000DM00[589]|3000DM007|4000DM00[45]|6000DM003|8000DM004)-.*",
     "", "",
+    "-v 1,errorsperops "
+    "-v 7,errorsperops "
+    "-v 188,raw16 "
+    "-v 195,errorsperops "
     "-v 200,raw48,Pressure_Limit "
-    "-v 188,raw16 -v 240,msec24hour32"
+    "-v 240,msec24hour32 "
   },
   { "Seagate Desktop HDD.15", // tested with ST4000DM000-1CD168/CC43, ST5000DM000-1FK178/CC44,
       // ST6000DM001-1XY17Z/CC48

smartctl.8.in

@@ -1701 +1701 @@
 .I temp10x
 \- Raw Attribute is ten times the disk temperature in Celsius.
 .Sp
+.I errorsperops
+\- Raw Attribute contains number of errors in the first 16 bits and
+the number of operations in the last 32 bits. This format is used for 
+error rates (like attributes 1, 7, or 195) by some Seagate drives.
+.Sp
 .I raw16(raw16)
 \- Print the raw attribute as a 16-bit value and two optional
 16-bit values if these words are nonzero.  This is the default