1 #define TRACE_NAME "FragmentReceiverManager"
5 #include "artdaq/DAQrate/FragmentReceiverManager.hh"
6 #include "artdaq/DAQdata/Globals.hh"
7 #include "artdaq/TransferPlugins/MakeTransferPlugin.hh"
8 #include "cetlib_except/exception.h"
11 : stop_requested_(false)
19 , suppress_noisy_senders_(pset.get<bool>(
"auto_suppression_enabled", true))
20 , suppression_threshold_(pset.get<size_t>(
"max_receive_difference", 50))
21 , receive_timeout_(pset.get<size_t>(
"receive_timeout_usec", 100000))
24 TLOG(TLVL_DEBUG) <<
"Constructor" ;
25 auto enabled_srcs = pset.get<std::vector<int>>(
"enabled_sources", std::vector<int>());
26 auto enabled_srcs_empty = enabled_srcs.size() == 0;
27 if (enabled_srcs_empty)
29 TLOG(TLVL_INFO) <<
"enabled_sources not specified, assuming all sources enabled." ;
33 for (
auto& s : enabled_srcs)
35 enabled_sources_.insert(s);
39 auto srcs = pset.get<fhicl::ParameterSet>(
"sources", fhicl::ParameterSet());
40 for (
auto& s : srcs.get_pset_names())
46 auto source_rank = transfer->source_rank();
47 if (enabled_srcs_empty) enabled_sources_.insert(source_rank);
48 source_plugins_[source_rank] = std::move(transfer);
49 fragment_store_[source_rank];
51 catch (cet::exception ex)
53 TLOG(TLVL_WARNING) <<
"cet::exception caught while setting up source " << s <<
": " << ex.what() ;
55 catch (std::exception ex)
57 TLOG(TLVL_WARNING) <<
"std::exception caught while setting up source " << s <<
": " << ex.what() ;
61 TLOG(TLVL_WARNING) <<
"Non-cet exception caught while setting up source " << s <<
"." ;
64 if (srcs.get_pset_names().size() == 0)
66 TLOG(TLVL_ERROR) <<
"No sources configured!" ;
72 TLOG(TLVL_DEBUG) <<
"Destructor" ;
73 TLOG(5) <<
"~FragmentReceiverManager: BEGIN: Setting stop_requested to true, frags=" << std::to_string(count()) <<
", bytes=" << std::to_string(byteCount()) ;
74 stop_requested_ =
true;
76 TLOG(5) <<
"~FragmentReceiverManager: Notifying all threads" ;
77 output_cv_.notify_all();
79 TLOG(5) <<
"~FragmentReceiverManager: Joining all threads" ;
80 for (
auto& s : source_threads_)
82 auto& thread = s.second;
83 if (thread.joinable()) thread.join();
85 TLOG(5) <<
"~FragmentReceiverManager: DONE" ;
88 bool artdaq::FragmentReceiverManager::fragments_ready_()
const
90 for (
auto& it : fragment_store_)
92 if (!enabled_sources_.count(it.first))
continue;
93 if (!it.second.empty()) {
return true; }
98 int artdaq::FragmentReceiverManager::get_next_source_()
const
101 std::set<int> ready_sources;
102 for (
auto& it : fragment_store_)
104 if (!enabled_sources_.count(it.first))
continue;
105 if (!it.second.empty()) {
106 ready_sources.insert(it.first);
110 if (ready_sources.size()) {
111 auto iter = ready_sources.find(last_source_);
112 if (iter == ready_sources.end() || ++iter == ready_sources.end()) {
113 TLOG(TLVL_DEBUG) <<
"get_next_source returning " << *ready_sources.begin();
114 last_source_ = *ready_sources.begin();
115 return *ready_sources.begin();
118 TLOG(TLVL_DEBUG) <<
"get_next_source returning " << *iter;
119 last_source_ = *iter;
123 TLOG(TLVL_DEBUG) <<
"get_next_source returning -1";
129 for (
auto& source : source_plugins_)
131 auto& rank = source.first;
132 if (enabled_sources_.count(rank))
134 source_threads_[rank] = boost::thread(&FragmentReceiverManager::runReceiver_,
this, rank);
141 TLOG(5) <<
"recvFragment entered tmo=" << std::to_string(timeout_usec) <<
" us" ;
143 if (timeout_usec == 0) timeout_usec = 1000000;
145 auto ready = fragments_ready_();
147 auto wait_amount = timeout_usec / 1000 > 1000 ? timeout_usec / 1000 : 1000;
148 TLOG(5) <<
"recvFragment fragment_ready_=" << ready <<
" before wait" ;
149 while (!ready && waited < timeout_usec)
152 std::unique_lock<std::mutex> lck(input_cv_mutex_);
153 input_cv_.wait_for(lck, std::chrono::microseconds(wait_amount));
155 waited += wait_amount;
156 ready = fragments_ready_();
157 if (running_sources_.size() == 0)
break;
159 TLOG(5) <<
"recvFragment fragment_ready_=" << ready <<
" after waited=" << std::to_string( waited) ;
162 TLOG(5) <<
"recvFragment: No fragments ready, returning empty" ;
164 return std::unique_ptr<Fragment>{};
167 int current_source = get_next_source_();
168 FragmentPtr current_fragment = fragment_store_[current_source].front();
169 output_cv_.notify_all();
170 rank = current_source;
172 if (current_fragment !=
nullptr)
173 TLOG(5) <<
"recvFragment: Done rank="<< rank <<
", fragment size="<<std::to_string(current_fragment->size()) <<
" words, seqId=" << std::to_string( current_fragment->sequenceID()) ;
174 return current_fragment;
177 void artdaq::FragmentReceiverManager::runReceiver_(
int source_rank)
179 running_sources_.insert(source_rank);
180 while (!stop_requested_ && enabled_sources_.count(source_rank))
182 TLOG(16) <<
"runReceiver_ "<< source_rank <<
": Begin loop" ;
183 auto is_suppressed = suppress_noisy_senders_ && recv_seq_count_.slotCount(source_rank) > suppression_threshold_ + recv_seq_count_.minCount();
184 while (!stop_requested_ && is_suppressed)
186 TLOG(6) <<
"runReceiver_: Suppressing receiver rank " << source_rank ;
187 if (!is_suppressed) input_cv_.notify_all();
190 std::unique_lock<std::mutex> lck(output_cv_mutex_);
191 output_cv_.wait_for(lck, std::chrono::seconds(1));
193 is_suppressed = suppress_noisy_senders_ && recv_seq_count_.slotCount(source_rank) > suppression_threshold_ + recv_seq_count_.minCount();
197 running_sources_.erase(source_rank);
201 if (fragment_store_[source_rank].GetEndOfData() <= recv_frag_count_.slotCount(source_rank) && !source_plugins_[source_rank]->isRunning())
203 TLOG(TLVL_DEBUG) <<
"runReceiver_: EndOfData conditions satisfied, ending receive loop";
204 running_sources_.erase(source_rank);
208 auto start_time = std::chrono::steady_clock::now();
209 TLOG(16) <<
"runReceiver_: Calling receiveFragment" ;
210 auto fragment = std::unique_ptr<Fragment>(
new Fragment());
212 auto ret = source_plugins_[source_rank]->receiveFragment(*fragment, receive_timeout_);
213 TLOG(16) <<
"runReceiver_: Done with receiveFragment, ret=" << ret <<
" (should be " << source_rank <<
")" ;
214 if (ret != source_rank)
continue;
216 artdaq::detail::RawFragmentHeader hdr;
217 auto ret1 = source_plugins_[source_rank]->receiveFragmentHeader(hdr, receive_timeout_);
218 TLOG(16) <<
"runReceiver_: Done with receiveFragmentHeader, ret1=" << ret1 <<
" (should be " << source_rank <<
")" ;
220 if (ret1 != source_rank)
continue;
222 fragment->resize(hdr.word_count - hdr.num_words());
223 memcpy(fragment->headerAddress(), &hdr, hdr.num_words() *
sizeof(artdaq::RawDataType));
224 auto ret2 = source_plugins_[source_rank]->receiveFragmentData(fragment->headerAddress() + hdr.num_words(), hdr.word_count - hdr.num_words());
227 TLOG(TLVL_ERROR) <<
"ReceiveFragmentHeader returned " << ret1 <<
", but ReceiveFragmentData returned " << ret2 ;
233 if (fragment->type() == artdaq::Fragment::EndOfDataFragmentType)
235 TLOG(TLVL_TRACE) <<
"runReceiver_: EndOfData Fragment received!";
236 fragment_store_[source_rank].SetEndOfData(*reinterpret_cast<size_t*>(fragment->dataBegin()));
238 else if(fragment->type() == artdaq::Fragment::DataFragmentType || fragment->type() == artdaq::Fragment::ContainerFragmentType || fragment->isUserFragmentType(fragment->type()))
240 TLOG(TLVL_TRACE) <<
"runReceiver_: Data Fragment received!";
241 recv_frag_count_.incSlot(source_rank);
242 recv_frag_size_.incSlot(source_rank, fragment->size() *
sizeof(RawDataType));
243 recv_seq_count_.setSlot(source_rank, fragment->sequenceID());
254 TLOG(6) <<
"runReceiver_: Sending receive stats" ;
255 auto delta_t = std::chrono::duration_cast<std::chrono::duration<double, std::ratio<1>>>(std::chrono::steady_clock::now() - start_time).count();
256 metricMan->sendMetric(
"Data Receive Time From Rank " + std::to_string(source_rank), delta_t,
"s", 1, MetricMode::Accumulate);
257 metricMan->sendMetric(
"Data Receive Size From Rank " + std::to_string(source_rank), static_cast<unsigned long>(fragment->size() *
sizeof(RawDataType)),
"B", 1, MetricMode::Accumulate);
258 metricMan->sendMetric(
"Data Receive Rate From Rank " + std::to_string(source_rank), fragment->size() *
sizeof(RawDataType) / delta_t,
"B/s", 1, MetricMode::Average);
262 fragment_store_[source_rank].emplace_back(std::move(fragment));
263 TLOG(TLVL_TRACE) <<
"runReceiver_: There are now " << fragment_store_[source_rank].size() <<
" Fragments stored from this source";
264 input_cv_.notify_all();
268 running_sources_.erase(source_rank);
void start_threads()
Start receiver threads for all enabled sources.
Value to be returned upon receive timeout.
virtual ~FragmentReceiverManager()
FragmentReceiverManager Destructor.
This TransferInterface is a Receiver.
FragmentReceiverManager(const fhicl::ParameterSet &ps)
FragmentReceiverManager Constructor.
std::unique_ptr< artdaq::TransferInterface > MakeTransferPlugin(const fhicl::ParameterSet &pset, std::string plugin_label, TransferInterface::Role role)
Load a TransferInterface plugin.
FragmentPtr recvFragment(int &rank, size_t timeout_usec=0)
Receive a Fragment.