resolves type errors and key errors

Signed-off-by: Arham-Nasir <arqamnasir719@gmail.com>

Author: Arham-Nasir

scripts/hostcfgd

@@ -1792,10 +1792,9 @@ class Memory_StatisticsCfg(object):
         """
         try:
             output = subprocess.check_output(cmd, stderr=subprocess.STDOUT)
-            syslog.syslog(syslog.LOG_INFO, output.decode('utf-8'))
-        except subprocess.CalledProcessError as e:
-            syslog.syslog(syslog.LOG_ERR, e.output.decode('utf-8'))
-           
+            syslog.syslog(syslog.LOG_INFO, output.decode('utf-8'))  # Ensure proper decoding
+        except subprocess.CalledProcessError as e:  # Make sure subprocess is imported correctly
+            syslog.syslog(syslog.LOG_ERR, str(e))
 
 class SerialConsoleCfg:
 

tests/hostcfgd/hostcfgd_test.py

@@ -361,14 +361,14 @@ def load(init_data):
             print("Memory statistics configuration not found.")
 
     def test_memory_statistics_event(self):
-        HOSTCFG_DAEMON_CFG_DB = {
+        HOSTCFG_DAEMON_INIT_CFG_DB = {
             'MEMORY_STATISTICS': {
                 'config': {
                     'enabled': 'true',
-                    'retention_time': '15 days',
-                    'sampling_interval': '5 minutes'
+                    'retention_time': '15',
+                    'sampling_interval': '5'
                 }
-            }
+            },
         }
 
         MockConfigDb.set_config_db(HOSTCFG_DAEMON_CFG_DB)