opt.: shell_func only get useful mem data

lib/data/model/app/shell_func.dart

@@ -192,7 +192,7 @@ const _statusCmds = [
   'uptime',
   'cat /proc/net/snmp',
   'df -h',
-  'cat /proc/meminfo',
+  'cat /proc/meminfo | grep Mem',
   'cat /sys/class/thermal/thermal_zone*/type',
   'cat /sys/class/thermal/thermal_zone*/temp',
   'hostname',

lib/data/model/server/memory.dart

@@ -1,13 +1,11 @@
 class Memory {
   final int total;
   final int free;
-  final int cache;
   final int avail;
 
   const Memory({
     required this.total,
     required this.free,
-    required this.cache,
     required this.avail,
   });
 
@@ -46,16 +44,6 @@ Memory parseMem(String raw) {
             '0',
       ) ??
       0;
-  final cached = int.tryParse(
-        items
-                .firstWhere(
-                  (e) => e?.group(1) == 'Cached:',
-                  orElse: () => null,
-                )
-                ?.group(2) ??
-            '0',
-      ) ??
-      0;
   final available = int.tryParse(
         items
                 .firstWhere(
@@ -70,7 +58,6 @@ Memory parseMem(String raw) {
   return Memory(
     total: total,
     free: free,
-    cache: cached,
     avail: available,
   );
 }

lib/data/model/server/system.dart

@@ -20,12 +20,14 @@ enum SystemType {
     return null;
   }
 
-  bool isSegmentsLenMatch(int len) {
+  bool isSegmentsLenMatch(int len) => len == segmentsLen;
+
+  int get segmentsLen {
     switch (this) {
       case SystemType.linux:
-        return len == StatusCmdType.values.length;
+        return StatusCmdType.values.length;
       case SystemType.bsd:
-        return len == BSDStatusCmdType.values.length;
+        return BSDStatusCmdType.values.length;
     }
   }
 }

lib/data/provider/server.dart

@@ -313,7 +313,8 @@ class ServerProvider extends ChangeNotifier {
     }
 
     /// Keep [finished] state, or the UI will be refreshed to [loading] state
-    /// instead of the 'Temp & Uptime'.
+    /// instead of the '$Temp | $Uptime'.
+    /// eg: '32C | 7 days'
     if (s.state != ServerState.finished) {
       _setServerState(s, ServerState.loading);
     }
@@ -330,7 +331,8 @@ class ServerProvider extends ChangeNotifier {
     final systemType = SystemType.parse(segments[0]);
     if (systemType == null || !systemType.isSegmentsLenMatch(segments.length)) {
       _limiter.inc(sid);
-      s.status.failedInfo = 'Segments not match: ${segments.length}';
+      s.status.failedInfo =
+          'Segments not match: expect ${systemType?.segmentsLen}, got ${segments.length}';
       _setServerState(s, ServerState.failed);
       return;
     }

lib/data/res/build_data.dart

@@ -2,9 +2,9 @@
 
 class BuildData {
   static const String name = "ServerBox";
-  static const int build = 580;
+  static const int build = 585;
   static const String engine = "3.13.6";
-  static const String buildAt = "2023-10-05 19:51:55";
-  static const int modifications = 4;
-  static const int script = 19;
+  static const String buildAt = "2023-10-13 11:50:42";
+  static const int modifications = 8;
+  static const int script = 20;
 }

lib/data/res/status.dart

@@ -40,7 +40,6 @@ class InitStatus {
         mem: const Memory(
           total: 1,
           free: 1,
-          cache: 0,
           avail: 1,
         ),
         sysVer: 'Loading...',