Fix used disk space calculation

LinusDierheimer · LinusDierheimer · commit 5c43119836c3 · 2022-09-14T22:35:07.000+02:00
diff --git a/src/modules/disk.c b/src/modules/disk.c
@@ -33,7 +33,7 @@ static void printStatvfs(FFinstance* instance, const FFstrbuf* key, const char*
         return;
     }
 
-    uint64_t used = total - (fs->f_bfree  * fs->f_frsize);
+    uint64_t used = total - (fs->f_bavail  * fs->f_frsize);
     uint32_t files = (uint32_t) (fs->f_files - fs->f_ffree);
     uint8_t percentage = (uint8_t) ((used / (long double) total) * 100.0);
 

Original file line number	Diff line number	Diff line change
`@@ -33,7 +33,7 @@ static void printStatvfs(FFinstance* instance, const FFstrbuf* key, const char*`
`33`	`33`	`return;`
`34`	`34`	`}`
`35`	`35`
`36`		`- uint64_t used = total - (fs->f_bfree * fs->f_frsize);`
	`36`	`+ uint64_t used = total - (fs->f_bavail * fs->f_frsize);`
`37`	`37`	`uint32_t files = (uint32_t) (fs->f_files - fs->f_ffree);`
`38`	`38`	`uint8_t percentage = (uint8_t) ((used / (long double) total) * 100.0);`
`39`	`39`