public KFileTracker() {
presenter = new GridPresenterEx();
presenter.Title = "Files I/O";
presenter.setColumnInfo(
new Object[][] {
{"Filename", String.class, 500},
{"Accesses", Long.class, 100},
{"Calls", Long.class, 100},
{"Written bytes", Long.class, 100},
{"Read bytes", Long.class, 100},
{"Writing time", Double.class, 100},
{"Reading time", Double.class, 100},
{"Seeking time", Double.class, 100},
{"Total time", Double.class, 100},
{"Worst time", Double.class, 100},
{"Worst call", String.class, 100}
});
}
@Override
public void completeAnalysis() {
Hashtable<Long, FDTracker> fileFD =
(Hashtable<Long, FDTracker>) router.queryTools("fd_file", null);
Hashtable<String, FileInfo> map = new Hashtable<String, FileInfo>();
FileInfo fInf;
Double fTime;
for (Long pid : fileFD.keySet()) {
for (DynamicDescriptor dd : fileFD.get(pid).archive) {
if (map.containsKey(dd.index)) {
fInf = map.get(dd.index);
} else {
fInf = new FileInfo();
fInf.filename = dd.index;
map.put(dd.index, fInf);
}
fInf.accesses++;
fInf.calls += (Integer) dd.get("calls", 0);
fInf.bytesRead += (Long) dd.get("bytes_in", 0l);
fInf.bytesWritten += (Long) dd.get("bytes_out", 0l);
fInf.timeSpentReading += (Double) dd.get("time_in", 0d);
fInf.timeSpentWriting += (Double) dd.get("time_out", 0d);
fInf.timeSpentSeeking += (Double) dd.get("time_seek", 0d);
fInf.timeTotal += (Double) dd.get("time", 0d);
fTime = (Double) dd.get("worst_time", 0d);
if (fTime > fInf.worstTime) {
fInf.worstTime = fTime;
fInf.worstCall = (String) dd.get("worst_call", "");
}
}
}
// Display the summary
FileInfo summary = new FileInfo();
summary.filename = "<TOTAL>";
for (FileInfo info : map.values()) {
presenter.addRow(
new Object[] {
info.filename,
info.accesses,
info.calls,
info.bytesWritten,
info.bytesRead,
info.timeSpentWriting * 1000,
info.timeSpentReading * 1000,
info.timeSpentSeeking * 1000,
info.timeTotal * 1000,
info.worstTime * 1000,
info.worstCall
});
summary.accesses += info.accesses;
summary.calls += info.calls;
summary.bytesRead += info.bytesRead;
summary.bytesWritten += info.bytesWritten;
summary.timeSpentReading += info.timeSpentReading;
summary.timeSpentSeeking += info.timeSpentSeeking;
summary.timeSpentWriting += info.timeSpentWriting;
summary.timeTotal += info.timeTotal;
if (info.worstTime > summary.worstTime) {
summary.worstTime = info.worstTime;
summary.worstCall = info.worstCall;
}
}
presenter.addRow(
new Object[] {
summary.filename,
summary.accesses,
summary.calls,
summary.bytesWritten,
summary.bytesRead,
summary.timeSpentWriting * 1000,
summary.timeSpentReading * 1000,
summary.timeSpentSeeking * 1000,
summary.timeTotal * 1000,
summary.worstTime * 1000,
summary.worstCall
});
}
@Override
public void reset() {
presenter.reset();
}