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arangodb
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improved debug facilities

This commit is contained in:
jsteemann 2017-04-27 13:13:35 +02:00
parent 8b7fe79ebb
commit 2b5cf28d74
1 changed files with 10 additions and 1 deletions
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11
arangod/V8Server/V8DealerFeature.cpp
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@ -640,6 +640,8 @@ V8Context* V8DealerFeature::enterContext(TRI_vocbase_t* vocbase,
CONDITION_LOCKER(guard, _contextCondition);
while (_freeContexts.empty() && !_stopping) {
TRI_ASSERT(guard.isLocked());
LOG_TOPIC(TRACE, arangodb::Logger::V8) << "waiting for unused V8 context";
if (!_dirtyContexts.empty()) {
@ -653,10 +655,11 @@ V8Context* V8DealerFeature::enterContext(TRI_vocbase_t* vocbase,
if (_contexts.size() + _nrInflightContexts < _nrMaxContexts) {
++_nrInflightContexts;
TRI_ASSERT(guard.isLocked());
guard.unlock();
try {
LOG_TOPIC(TRACE, Logger::V8) << "creating additional V8 context";
LOG_TOPIC(DEBUG, Logger::V8) << "creating additional V8 context";
context = addContext();
} catch (...) {
guard.lock();
@ -666,6 +669,7 @@ V8Context* V8DealerFeature::enterContext(TRI_vocbase_t* vocbase,
}
// must re-lock
TRI_ASSERT(!guard.isLocked());
guard.lock();
--_nrInflightContexts;
@ -674,6 +678,7 @@ V8Context* V8DealerFeature::enterContext(TRI_vocbase_t* vocbase,
} catch (...) {
// oops
delete context;
context = nullptr;
continue;
}
@ -683,6 +688,7 @@ V8Context* V8DealerFeature::enterContext(TRI_vocbase_t* vocbase,
} catch (...) {
TRI_ASSERT(!_contexts.empty());
_contexts.pop_back();
TRI_ASSERT(context != nullptr);
delete context;
}
@ -693,6 +699,7 @@ V8Context* V8DealerFeature::enterContext(TRI_vocbase_t* vocbase,
JobGuard jobGuard(SchedulerFeature::SCHEDULER);
jobGuard.block();
TRI_ASSERT(guard.isLocked());
guard.wait(100000);
}
@ -701,6 +708,8 @@ V8Context* V8DealerFeature::enterContext(TRI_vocbase_t* vocbase,
return nullptr;
}
}
TRI_ASSERT(guard.isLocked());
// in case we are in the shutdown phase, do not enter a context!
// the context might have been deleted by the shutdown