resolving erors

scripts/hostcfgd

@@ -1703,7 +1703,8 @@ class Memory_StatisticsCfg(object):
  3) Handle change of sampling interval
  """
 
- def __init__(self):
+ def __init__(self, config_db):
+ self.config_db = config_db
  self.cache = {}
  self.memory_statistics_defaults = {
  "enabled": "false",
@@ -1746,8 +1747,8 @@ class Memory_StatisticsCfg(object):
  self.run_cmd(["sonic-memory_statistics-config", "--disable"])
 
  # Set retention time and sampling interval
- self.run_cmd(["sonic-memory_statistics-config", "--retention_time", retention_time])
- self.run_cmd(["sonic-memory_statistics-config", "--sampling_interval", sampling_interval])
+ self.run_cmd(["sonic-memory_statistics-config", "--retention-time", retention_time])
+ self.run_cmd(["sonic-memory_statistics-config", "--sampling-interval", sampling_interval])
 
  def memory_statistics_update(self, key, data):
  """
@@ -1771,6 +1772,10 @@ class Memory_StatisticsCfg(object):
  syslog.syslog(syslog.LOG_INFO, output.decode('utf-8'))
  except subprocess.CalledProcessError as e:
  syslog.syslog(syslog.LOG_ERR, e.output.decode('utf-8'))
+ except FileNotFoundError:
+ syslog.syslog(syslog.LOG_ERR, f"Command not found: {' '.join(cmd)}")
+ except Exception as e:
+ syslog.syslog(syslog.LOG_ERR, f"An unexpected error occurred: {str(e)}")
 
 class HostConfigDaemon:
  def __init__(self):