public final void printUsedPages() {
Log.write("reserved = ");
Log.write(Conversions.pagesToMBytes(getPagesReserved()));
Log.write(" MB (");
Log.write(getPagesReserved());
Log.write(" pgs)");
Log.write(" total = ");
Log.write(Conversions.pagesToMBytes(getTotalPages()));
Log.write(" MB (");
Log.write(getTotalPages());
Log.write(" pgs)");
Log.writeln();
}
/** Print out statistics at the end of a GC */
public final void printPostStats() {
if ((Options.verbose.getValue() == 1) || (Options.verbose.getValue() == 2)) {
Log.write("-> ");
Log.writeDec(Conversions.pagesToBytes(getPagesUsed()).toWord().rshl(10));
Log.write("KB ");
if (Options.verbose.getValue() == 1) {
totalTime.printLast();
Log.writeln(" ms]");
} else {
Log.write("End ");
totalTime.printTotal();
Log.writeln(" ms]");
}
}
if (Options.verbose.getValue() > 2) {
Log.write(" After Collection: ");
Space.printUsageMB();
if (Options.verbose.getValue() >= 4) {
Log.write(" ");
Space.printUsagePages();
}
if (Options.verbose.getValue() >= 5) {
Space.printVMMap();
}
Log.write(" ");
printUsedPages();
Log.write(" Collection time: ");
totalTime.printLast();
Log.writeln(" ms");
}
}
/** Print out statistics at the start of a GC */
public void printPreStats() {
if ((Options.verbose.getValue() == 1) || (Options.verbose.getValue() == 2)) {
Log.write("[GC ");
Log.write(Stats.gcCount());
if (Options.verbose.getValue() == 1) {
Log.write(" Start ");
Plan.totalTime.printTotalSecs();
Log.write(" s");
} else {
Log.write(" Start ");
Plan.totalTime.printTotalMillis();
Log.write(" ms");
}
Log.write(" ");
Log.write(Conversions.pagesToKBytes(getPagesUsed()));
Log.write("KB ");
Log.flush();
}
if (Options.verbose.getValue() > 2) {
Log.write("Collection ");
Log.write(Stats.gcCount());
Log.write(": ");
printUsedPages();
Log.write(" Before Collection: ");
Space.printUsageMB();
if (Options.verbose.getValue() >= 4) {
Log.write(" ");
Space.printUsagePages();
}
if (Options.verbose.getValue() >= 5) {
Space.printVMMap();
}
}
}
/**
* Return the amount of <i>memory in use</i>, in bytes. Note that this includes unused memory that
* is held in reserve for copying, and therefore unavailable for allocation.
*
* @return The amount of <i>memory in use</i>, in bytes.
*/
public static Extent reservedMemory() {
return Conversions.pagesToBytes(VM.activePlan.global().getPagesReserved());
}
