/** Task run() implementation. */
public void run() {
PMData pmData = null;
try {
pmData = getPMData(pmparams, pmflags);
} catch (Exception e) {
IsmMonAgentUtil.debug(e.getMessage(), IsmMonAgentUtil.CRITICAL);
IsmMonAgentUtil.trace(e);
}
if (pmData != null) {
if (listenerList != null && listenerList.size() > 0) {
TaskEvent taskEvent = new TaskEvent(this, getLastExecutionTime(), pmData);
for (Enumeration en = listenerList.elements(); en.hasMoreElements(); ) {
((TaskListener) en.nextElement()).taskExecuted(taskEvent);
}
}
}
}
/**
* Executes the commands and process the results to return the LINUX OS memory pm data.
*
* @param params the performance metrices to be monitored by this task.
* @param flags parameter and command flags.
* @return returns the PMData instance.
*/
private static PMData getLinuxPMData(String[] params, boolean[][] flags) {
if (flags == null) {
flags = isParamsExists(params);
}
boolean[] cmdflag = flags[0];
boolean[] pflag = flags[1];
long exectime = System.currentTimeMillis();
// execute free command
Vector paramlist = new Vector();
String freeResult = null;
if (cmdflag[TOP] || cmdflag[SWAP]) {
try {
freeResult = RunCommand.exec(LINUX_FREECMD);
} catch (Exception e) {
IsmMonAgentUtil.debug(e.getMessage());
}
}
// process the free command result
if (freeResult != null) {
if (cmdflag[TOP]) {
try {
StringTokenizer rtokenizer = new StringTokenizer(freeResult, "\n");
String line = null;
while (rtokenizer.hasMoreTokens()) {
line = rtokenizer.nextToken();
if (line.startsWith("Mem")) {
break;
}
}
String realmemory = "0";
String freememory = "0";
if (line != null && line.startsWith("Mem")) {
StringTokenizer ltokenizer = new StringTokenizer(line);
ltokenizer.nextToken();
realmemory = ltokenizer.nextToken();
ltokenizer.nextToken();
freememory = ltokenizer.nextToken();
} else {
IsmMonAgentUtil.debug(
"Error parsing Realmemory and Freememory." + freeResult, IsmMonAgentUtil.MAJOR);
}
if (pflag[REALMEMORY]) {
paramlist.addElement(new PmMeasurement(REALMEMORYNAME, realmemory, true, null));
}
if (pflag[FREEMEMORY]) {
paramlist.addElement(new PmMeasurement(FREEMEMORYNAME, freememory, true, null));
}
} catch (Exception e) {
IsmMonAgentUtil.debug("Error parsing free command top result." + IsmMonAgentUtil.MAJOR);
IsmMonAgentUtil.trace(e);
}
}
if (cmdflag[SWAP]) {
try {
StringTokenizer rtokenizer = new StringTokenizer(freeResult, "\n");
String line = null;
while (rtokenizer.hasMoreTokens()) {
line = rtokenizer.nextToken();
if (line.startsWith("Swap")) {
break;
}
}
if (line != null && line.startsWith("Swap")) {
StringTokenizer ltokenizer = new StringTokenizer(line);
String swapused = null;
String swapfree = null;
ltokenizer.nextToken();
ltokenizer.nextToken();
swapused = ltokenizer.nextToken();
swapfree = ltokenizer.nextToken();
if (pflag[SWAPUSED]) {
paramlist.addElement(new PmMeasurement(SWAPUSEDNAME, swapused, true, null));
}
if (pflag[SWAPFREE]) {
paramlist.addElement(new PmMeasurement(SWAPFREENAME, swapfree, true, null));
}
} else {
IsmMonAgentUtil.debug("Error parsing SwapUsed and SwapFree." + IsmMonAgentUtil.MAJOR);
}
} catch (Exception e) {
IsmMonAgentUtil.debug("Error parsing free command swap result." + IsmMonAgentUtil.MAJOR);
IsmMonAgentUtil.trace(e);
}
}
}
return getPMData(paramlist, params, pflag, cmdflag, exectime);
}
/**
* Executes the commands and process the results to return the Solaris OS memory pm data.
*
* @param params the performance metrices to be monitored by this task.
* @param flags parameter and command flags.
* @return returns the PMData instance.
*/
private static PMData getSolarisPMData(String[] params, boolean[][] flags) {
if (flags == null) {
flags = isParamsExists(params);
}
boolean[] cmdflag = flags[0];
boolean[] pflag = flags[1];
long exectime = System.currentTimeMillis();
// execute the top command
String topResult = null;
if (cmdflag[TOP]) {
try {
topResult = RunCommand.exec(SOLARIS_TOPCMD);
} catch (Exception e) {
IsmMonAgentUtil.debug(e.getMessage());
}
}
// execute the swap command
String swapResult = null;
if (cmdflag[SWAP]) {
try {
swapResult = RunCommand.exec(SOLARIS_SWAPCMD, 10000);
} catch (Exception e) {
IsmMonAgentUtil.debug(e.getMessage());
}
}
// process the top command result
Vector paramlist = new Vector();
if (cmdflag[TOP] && (topResult != null)) {
StringTokenizer rtokenizer = new StringTokenizer(topResult, "\n");
String line = null;
while (rtokenizer.hasMoreTokens()) {
line = rtokenizer.nextToken();
if (line.startsWith("Memory")) {
break;
}
}
String realmemory = "0";
String freememory = "0";
if (line != null && line.startsWith("Memory")) {
StringTokenizer ltokenizer = new StringTokenizer(line.substring(8), ",");
if (line.indexOf(" real,") > 0 && ltokenizer.hasMoreTokens()) {
realmemory = String.valueOf(getMemorySize(ltokenizer.nextToken().trim()));
}
if (line.indexOf(" free,") > 0 && ltokenizer.hasMoreTokens()) {
freememory = String.valueOf(getMemorySize(ltokenizer.nextToken().trim()));
}
} else {
IsmMonAgentUtil.debug(
"Error parsing top command result." + topResult, IsmMonAgentUtil.MAJOR);
}
if (pflag[REALMEMORY]) {
paramlist.addElement(new PmMeasurement(REALMEMORYNAME, realmemory, true, null));
}
if (pflag[FREEMEMORY]) {
paramlist.addElement(new PmMeasurement(FREEMEMORYNAME, freememory, true, null));
}
}
// process the swap command result
if (cmdflag[SWAP] && swapResult != null && swapResult.trim().length() > 0) {
if (pflag[SWAPUSED]) {
String swapused = null;
try {
String temp = swapResult.substring(0, swapResult.indexOf(" used"));
String swapuseddata = temp.substring(temp.lastIndexOf(" "));
swapused = String.valueOf(getMemorySize(swapuseddata.trim()));
} catch (Exception e) {
IsmMonAgentUtil.debug("Error parsing SwapUsed." + IsmMonAgentUtil.MAJOR);
IsmMonAgentUtil.trace(e);
swapused = "0";
}
paramlist.addElement(new PmMeasurement(SWAPUSEDNAME, swapused, true, null));
}
if (pflag[SWAPFREE]) {
String swapfree = null;
try {
String temp = swapResult.substring(0, swapResult.indexOf(" available"));
String swapfreedata = temp.substring(temp.lastIndexOf(" "));
swapfree = String.valueOf(getMemorySize(swapfreedata.trim()));
} catch (Exception e) {
IsmMonAgentUtil.debug("Error parsing SwapFree." + IsmMonAgentUtil.MAJOR);
IsmMonAgentUtil.trace(e);
swapfree = "0";
}
paramlist.addElement(new PmMeasurement(SWAPFREENAME, swapfree, true, null));
}
}
return getPMData(paramlist, params, pflag, cmdflag, exectime);
}
