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Decode smartctl Average

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This commit is contained in:
Andrea Mazzoleni 2026-03-15 13:10:52 +01:00
parent e24b169488
commit 5bd592b85c
1 changed files with 16 additions and 5 deletions
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21
cmdline/support.c
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@ -2172,14 +2172,18 @@ int smartctl_attribute(FILE* f, const char* file, const char* name, struct smart
char type[64] = { 0 };
char updated[64] = { 0 };
char when_failed[64] = { 0 };
uint64_t min, max;
int minmax;
uint64_t min, max, avg;
int format_minmax = 0;
int format_avg = 0;
int flags;
/* 194 Temperature_Celsius 0x0002 240 240 000 Old_age Always - 27 (Min/Max 16/60) */
if (sscanf(s, "%u %127s %*s %" SCNu64 " %" SCNu64 " %" SCNu64 " %63s %63s %63s %" SCNu64 " (Min/Max %" SCNu64 "/%" SCNu64 ")", &id, id_name, &norm, &worst, &thresh, type, updated, when_failed, &raw, &min, &max) == 11) {
minmax = 1;
format_minmax = 1;
/* 3 Spin_Up_Time 0x0007 149 149 024 Pre-fail Always - 442 (Average 441) */
} else if (sscanf(s, "%u %127s %*s %" SCNu64 " %" SCNu64 " %" SCNu64 " %63s %63s %63s %" SCNu64 " (Average %" SCNu64 ")", &id, id_name, &norm, &worst, &thresh, type, updated, when_failed, &raw, &avg) == 10) {
format_avg = 1;
} else if (sscanf(s, "%u %127s %*s %" SCNu64 " %" SCNu64 " %" SCNu64 " %63s %63s %63s %" SCNu64, &id, id_name, &norm, &worst, &thresh, type, updated, when_failed, &raw) == 9) {
minmax = 0;
} else {
log_fatal(EEXTERNAL, "Invalid smartctl line '%s'.\n", s);
return -1;
@ -2209,7 +2213,7 @@ int smartctl_attribute(FILE* f, const char* file, const char* name, struct smart
flags |= SMART_ATTR_WHEN_FAILED_NEVER;
/* revert the min/max decoding done by smartctl */
if (minmax
if (format_minmax
&& raw <= 0xFFFFUL
&& min <= 0xFFFFUL
&& max <= 0xFFFFUL) {
@ -2217,6 +2221,13 @@ int smartctl_attribute(FILE* f, const char* file, const char* name, struct smart
raw |= max << 32;
}
/* revert the avg decoding done by smartctl */
if (format_avg
&& raw <= 0xFFFFUL
&& avg <= 0xFFFFUL) {
raw |= avg << 16;
}
smart[id].raw = raw;
smart[id].norm = norm;
smart[id].worst = worst;