org.matsim.utils.MemoryObserver Class Reference

Classes
class	MemoryPrinter

Static Public Member Functions
static void	start (int interval_seconds)
static void	stop ()
static void	printMemory ()

Static Private Attributes
static final Logger	LOG = LogManager.getLogger(MemoryObserver.class)
static Thread	thread = null
static MemoryPrinter	runnable = null

Detailed Description

Author

mrieser / Simunto GmbH

Definition at line 11 of file MemoryObserver.java.

Member Function Documentation

start()

static void org.matsim.utils.MemoryObserver.start ( int  interval_seconds )

static

Definition at line 18 of file MemoryObserver.java.

References org.matsim.utils.MemoryObserver.stop().

                                                   {
        startMillis(interval_seconds * 1000L);
    }

Here is the call graph for this function:

stop()

static void org.matsim.utils.MemoryObserver.stop ( )

static

Definition at line 31 of file MemoryObserver.java.

References org.matsim.utils.MemoryObserver.MemoryPrinter.stopFlag.

Referenced by org.matsim.utils.MemoryObserver.start().

                              {
        if (thread != null) {
            runnable.stopFlag.set(true);
            thread.interrupt();
        }
    }

printMemory()

static void org.matsim.utils.MemoryObserver.printMemory ( )

static

Definition at line 38 of file MemoryObserver.java.

Referenced by org.matsim.utils.MemoryObserver.MemoryPrinter.run().

                                     {
        long totalMem = Runtime.getRuntime().totalMemory();
        long freeMem = Runtime.getRuntime().freeMemory();
        long usedMem = totalMem - freeMem;
        LOG.info("used RAM: " + (usedMem/1024/1024) + " MB  free: " + (freeMem/1024/1024) + " MB  total: " + (totalMem/1024/1024) + " MB");
    }

Member Data Documentation

LOG

final Logger org.matsim.utils.MemoryObserver.LOG = LogManager.getLogger(MemoryObserver.class)

staticprivate

Definition at line 13 of file MemoryObserver.java.

thread

Thread org.matsim.utils.MemoryObserver.thread = null

staticprivate

Definition at line 15 of file MemoryObserver.java.

runnable

MemoryPrinter org.matsim.utils.MemoryObserver.runnable = null

staticprivate

Definition at line 16 of file MemoryObserver.java.

---

The documentation for this class was generated from the following file:

• utils/MemoryObserver.java