void ProcessSlaveActivity::main()
{
#ifdef TIME_ACTIVITIES
if (timeActivities)
lastCycles = get_cycles_now();
#endif
try { process(); }
catch (IException *_e)
{
IThorException *e = QUERYINTERFACE(_e, IThorException);
if (e)
{
if (!e->queryActivityId())
{
e->setGraphId(container.queryOwner().queryGraphId());
e->setActivityKind(container.getKind());
e->setActivityId(container.queryId());
}
}
else
{
e = MakeActivityException(this, _e);
if (QUERYINTERFACE(_e, ISEH_Exception))
{
IThorException *e2 = MakeThorFatal(e, TE_SEH, "FATAL: (SEH)");
e->Release();
e = e2;
}
_e->Release();
}
ActPrintLog(e, NULL);
exception.setown(e);
}
catch (std::exception & es)
{
StringBuffer m("FATAL std::exception ");
if(dynamic_cast<std::bad_alloc *>(&es))
m.append("out of memory (std::bad_alloc)");
else
m.append("standard library exception (std::exception ").append(es.what()).append(")");
m.appendf(" in %"ACTPF"d",container.queryId());
ActPrintLogEx(&queryContainer(), thorlog_null, MCerror, "%s", m.str());
exception.setown(MakeThorFatal(NULL, TE_UnknownException, "%s", m.str()));
}
catch (CATCHALL)
{
ActPrintLogEx(&queryContainer(), thorlog_null, MCerror, "Unknown exception thrown in process()");
exception.setown(MakeThorFatal(NULL, TE_UnknownException, "FATAL: Unknown exception thrown by ProcessThread"));
}
try { endProcess(); }
catch (IException *_e)
{
ActPrintLog(_e, "Exception calling activity endProcess");
fireException(_e);
exception.set(_e);
_e->Release();
}
}
void CDiskWriteSlaveActivityBase::removeFiles()
{
if (!fName.length())
return;
Owned<IFile> primary = createIFile(fName);
try { primary->remove(); }
catch (IException *e) { ActPrintLogEx(&queryContainer(), e, thorlog_null, MCwarning, "Failed to remove file: %s", fName.get()); }
catch (CATCHALL) { ActPrintLogEx(&queryContainer(), thorlog_null, MCwarning, "Failed to remove: %s", fName.get()); }
}
bool executeDependencies(int controlId)
{
if (global)
{
if (!barrier->wait(false))
return false;
}
else
{
ActPrintLog("Executing dependencies");
queryContainer().executeDependencies(savedParentExtractSz, savedParentExtract, controlId, true);
}
return true;
}
void CDiskWriteSlaveActivityBase::close()
{
try
{
if (out) {
uncompressedBytesWritten = out->getPosition();
if (calcFileCrc) {
if (diskHelperBase->getFlags() & TDWextend) {
assertex(!"TBD need to merge CRC");
}
else
out->flush(&fileCRC);
}
else if (!abortSoon)
out->flush();
out.clear();
}
else if (outraw) {
outraw->flush();
uncompressedBytesWritten = outraw->tell();
outraw.clear();
}
{
CriticalBlock block(statsCs);
mergeStats(fileStats, outputIO);
outputIO.clear();
}
if (!rfsQueryParallel && dlfn.isExternal() && !lastNode())
{
rowcount_t rows = processed & THORDATALINK_COUNT_MASK;
ActPrintLog("External write done, signalling next (row count = %" RCPF "d)", rows);
CMessageBuffer msg;
msg.append(rows);
msg.append(tempExternalName);
queryJobChannel().queryJobComm().send(msg, queryJobChannel().queryMyRank()+1, mpTag);
}
}
catch (IException *e)
{
ActPrintLogEx(&queryContainer(), e, thorlog_null, MCwarning, "Error closing file: %s", fName.get());
abortSoon = true;
removeFiles();
throw e;
}
if (abortSoon)
removeFiles();
}
void start()
{
ActivityTimer s(totalCycles, timeActivities, NULL);
dataLinkStart(activityKindStr(queryContainer().getKind()), container.queryId());
input = inputs.item(0);
unsigned spillPriority = container.queryGrouped() ? SPILL_PRIORITY_GROUPSORT : SPILL_PRIORITY_LARGESORT;
iLoader.setown(createThorRowLoader(*this, queryRowInterfaces(input), iCompare, !unstable, rc_mixed, spillPriority));
startInput(input);
eoi = false;
if (container.queryGrouped())
out.setown(iLoader->loadGroup(input, abortSoon));
else
out.setown(iLoader->load(input, abortSoon));
if (0 == iLoader->numRows())
eoi = true;
}
void init(MemoryBuffer &data, MemoryBuffer &slaveData)
{
if (!container.queryLocalOrGrouped())
mpTag = container.queryJobChannel().deserializeMPTag(data);
global = !queryContainer().queryLoopGraph()->queryGraph()->isLocalOnly();
}
void processDone(MemoryBuffer &mb)
{
CSlaveActivity::processDone(mb);
((CSlaveGraph *)queryContainer().queryLoopGraph()->queryGraph())->serializeDone(mb);
}
void start()
{
ActivityTimer s(totalCycles, timeActivities);
input = inputs.item(0);
try
{
try {
startInput(input);
}
catch (IException *e)
{
fireException(e);
barrier->cancel();
throw;
}
catch (CATCHALL)
{
Owned<IException> e = MakeActivityException(this, 0, "Unknown exception starting sort input");
fireException(e);
barrier->cancel();
throw;
}
dataLinkStart();
Linked<IRowInterfaces> rowif = queryRowInterfaces(input);
Owned<IRowInterfaces> auxrowif = createRowInterfaces(helper->querySortedRecordSize(),queryActivityId(),queryCodeContext());
sorter->Gather(
rowif,
input,
helper->queryCompare(),
helper->queryCompareLeftRight(),
NULL,helper->querySerialize(),
NULL,
false,
isUnstable(),
abortSoon,
auxrowif);
stopInput(input);
input = NULL;
if (abortSoon)
{
ActPrintLogEx(&queryContainer(), thorlog_null, MCwarning, "MSortSlaveActivity::start aborting");
barrier->cancel();
return;
}
}
catch (IException *e)
{
fireException(e);
barrier->cancel();
throw;
}
catch (CATCHALL)
{
Owned<IException> e = MakeActivityException(this, 0, "Unknown exception gathering sort input");
fireException(e);
barrier->cancel();
throw;
}
ActPrintLog("SORT waiting barrier.1");
if (!barrier->wait(false)) {
Sleep(1000); // let original error through
throw MakeThorException(TE_BarrierAborted,"SORT: Barrier Aborted");
}
ActPrintLog("SORT barrier.1 raised");
output.setown(sorter->startMerge(totalrows));
}
CDependencyExecutorSlaveActivity(CGraphElementBase *_container) : CSlaveActivity(_container)
{
global = !queryContainer().queryOwner().queryOwner() || queryContainer().queryOwner().isGlobal();
if (!global)
setRequireInitData(false);
}