VMHost

java.lang.Object

javaforce.vm.VMHost

public class VMHost extends Object

Constructor Summary

Constructors

Constructor

Description

VMHost()
Method Summary

Modifier and Type

Method

Description

static void

clean_stats(int days)

Delete old stats from all VMs.

static boolean

connect(String remote)

Tests connecting to remote host.

static long

cpu_load()

static long

free_memory()

static boolean

get_all_stats(int year, int month, int day, int hour, int sample)

This function will collect stats for all running VMs and save to local file system.

static String

getHostname()

static long

total_memory()

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- VMHost
  
  public VMHost()
Method Details
- total_memory
  
  public static long total_memory()
- free_memory
  
  public static long free_memory()
- cpu_load
  
  public static long cpu_load()
- get_all_stats
  
  public static boolean get_all_stats(int year, int month, int day, int hour, int sample)
  
  This function will collect stats for all running VMs and save to local file system. Interval should be every 20 seconds (4320 per day) (180 per hour) Stats are saved to /var/jfkvm/stats/{vm-uuid}/{cpu,memory,disk,network}-yyyy-mm-dd-hh.stat
  
  Parameters:
  
  year - = year
  
  month - = month (1-12)
  
  day - = day of month
  
  hour - = hour (24)
  
  sample - = (0-180)
- clean_stats
  
  public static void clean_stats(int days)
  
  Delete old stats from all VMs. Call once a day.
  
  Parameters:
  
  days - = # of days to keep stats
- connect
  
  public static boolean connect(String remote)
  
  Tests connecting to remote host.
  
  Parameters:
  
  remote - = remote host
- getHostname
  
  public static String getHostname()