1 // @(#)alimdc:$Name$:$Id$
2 // Author: Fons Rademakers 26/11/99
4 /**************************************************************************
5 * Copyright(c) 1998-2003, ALICE Experiment at CERN, All rights reserved. *
7 * Author: The ALICE Off-line Project. *
8 * Contributors are mentioned in the code where appropriate. *
10 * Permission to use, copy, modify and distribute this software and its *
11 * documentation strictly for non-commercial purposes is hereby granted *
12 * without fee, provided that the above copyright notice appears in all *
13 * copies and that both the copyright notice and this permission notice *
14 * appear in the supporting documentation. The authors make no claims *
15 * about the suitability of this software for any purpose. It is *
16 * provided "as is" without express or implied warranty. *
17 **************************************************************************/
19 //////////////////////////////////////////////////////////////////////////
23 //////////////////////////////////////////////////////////////////////////
26 #include <Riostream.h>
28 #if ROOT_VERSION_CODE >= ROOT_VERSION(5,15,0)
29 #include <TBufferFile.h>
37 #include <TObjString.h>
39 #include "AliESDEvent.h"
40 #include "AliRawEvent.h"
41 #include "AliRawDataArray.h"
42 #include "AliRawEventHeaderBase.h"
43 #include "AliRawEquipment.h"
44 #include "AliRawEquipmentHeader.h"
52 const char *AliRawDB::fgkAliRootTag = "$Name$";
54 //______________________________________________________________________________
55 AliRawDB::AliRawDB(AliRawEvent *event,
58 const char* fileName) :
71 // Create a new raw DB
73 for (Int_t iDet = 0; iDet < AliDAQ::kNDetectors; iDet++)
74 fDetRawData[iDet] = new AliRawDataArray(AliDAQ::NumberOfDdls(iDet));
76 fDetRawData[AliDAQ::kNDetectors] = new AliRawDataArray(100);
79 if (!Create(fileName))
85 //______________________________________________________________________________
86 AliRawDB::~AliRawDB() {
89 if(Close()==-1) Error("~AliRawDB", "cannot close output file!");
91 for (Int_t iDet = 0; iDet < (AliDAQ::kNDetectors + 1); iDet++)
92 delete fDetRawData[iDet];
95 //______________________________________________________________________________
96 Bool_t AliRawDB::FSHasSpace(const char *fs) const
98 // Check for at least fMaxSize bytes of free space on the file system.
99 // If the space is not available return kFALSE, kTRUE otherwise.
101 Long_t id, bsize, blocks, bfree;
103 if (gSystem->GetFsInfo(fs, &id, &bsize, &blocks, &bfree) == 1) {
104 Error("FSHasSpace", "could not stat file system %s", fs);
108 // Leave 5 percent of diskspace free
109 Double_t avail = Double_t(bfree) * 0.95;
110 if (avail*bsize > fMaxSize)
113 Warning("FSHasSpace", "no space on file system %s", fs);
117 //______________________________________________________________________________
118 const char *AliRawDB::GetFileName() const
120 // Return filename based on hostname and date and time. This will make
121 // each file unique. Also makes sure (via FSHasSpace()) that there is
122 // enough space on the file system to store the file. Returns 0 in
123 // case of error or interrupt signal.
125 static TString fname;
126 static Bool_t fstoggle = kFALSE;
128 TString fs = fstoggle ? fFS2 : fFS1;
131 TString hostname = gSystem->HostName();
133 if ((pos = hostname.Index(".")) != kNPOS)
134 hostname.Remove(pos);
136 if (!FSHasSpace(fs)) {
138 fstoggle = !fstoggle;
139 fs = fstoggle ? fFS2 : fFS1;
140 if (FSHasSpace(fs)) break;
141 Info("GetFileName", "sleeping 30 seconds before retrying...");
142 gSystem->Sleep(30000); // sleep for 30 seconds
147 fname = fs + "/" + hostname + "_";
148 fname += dt.GetDate();
150 fname += dt.GetTime();
153 fstoggle = !fstoggle;
158 //______________________________________________________________________________
159 void AliRawDB::SetFS(const char* fs1, const char* fs2)
161 // set the file system location
164 if (fs1 && !fFS1.Contains(":")) {
165 gSystem->ResetErrno();
166 gSystem->MakeDirectory(fs1);
167 if (gSystem->GetErrno() && gSystem->GetErrno() != EEXIST) {
168 SysError("SetFS", "mkdir %s", fs1);
174 gSystem->ResetErrno();
175 gSystem->MakeDirectory(fs2);
176 if (gSystem->GetErrno() && gSystem->GetErrno() != EEXIST) {
177 SysError("SetFS", "mkdir %s", fs2);
182 //______________________________________________________________________________
183 Bool_t AliRawDB::Create(const char* fileName)
185 // Create a new raw DB.
187 const Int_t kMaxRetry = 1;
188 const Int_t kMaxSleep = 1; // seconds
189 const Int_t kMaxSleepLong = 10; // seconds
193 if (fStop) return kFALSE;
195 const char *fname = fileName;
196 if (!fname) fname = GetFileName();
198 Error("Create", "error getting raw DB file name");
204 fRawDB = TFile::Open(fname, GetOpenOption(),
205 Form("ALICE raw-data file (%s)", GetAliRootTag()), fCompress,
208 if (retry < kMaxRetry) {
209 Warning("Create", "failure to open file, sleeping %d %s before retrying...",
210 kMaxSleep, kMaxSleep==1 ? "second" : "seconds");
211 gSystem->Sleep(kMaxSleep*1000);
214 Error("Create", "failure to open file %s after %d tries", fname, kMaxRetry);
218 Warning("Create", "succeeded to open file after %d retries", retry);
220 if (fRawDB->IsZombie()) {
221 if (fRawDB->GetErrno() == ENOSPC ||
222 fRawDB->GetErrno() == 1018 || // SECOMERR
223 fRawDB->GetErrno() == 1027) { // SESYSERR
224 fRawDB->ResetErrno();
226 Warning("Create", "file is a zombie (no space), sleeping %d %s before retrying...",
227 kMaxSleepLong, kMaxSleepLong==1 ? "second" : "seconds");
228 gSystem->Sleep(kMaxSleepLong*1000); // sleep 10 seconds before retrying
231 Error("Create", "file %s is zombie", fname);
232 fRawDB->ResetErrno();
235 if (retry < kMaxRetry) {
236 Warning("Create", "file is a zombie, sleeping %d %s before retrying...",
237 kMaxSleep, kMaxSleep==1 ? "second" : "seconds");
238 gSystem->Sleep(kMaxSleep*1000);
241 Error("Create", "failure to open file %s after %d tries", fname, kMaxRetry);
245 // Create raw data TTree
251 //______________________________________________________________________________
252 void AliRawDB::MakeTree()
254 // Create ROOT Tree object container.
256 fTree = new TTree("RAW", Form("ALICE raw-data tree (%s)", GetAliRootTag()));
257 fTree->SetAutoSave(2000000000); // autosave when 2 Gbyte written
261 Int_t bufsize = 256000;
262 // splitting 29.6 MB/s, no splitting 35.3 MB/s on P4 2GHz 15k SCSI
265 fTree->Branch("rawevent", "AliRawEvent", &fEvent, bufsize, split);
267 // Make brach for each sub-detector
268 for (Int_t iDet = 0; iDet < AliDAQ::kNDetectors; iDet++) {
269 fTree->Branch(AliDAQ::DetectorName(iDet),"AliRawDataArray",
270 &fDetRawData[iDet],bufsize,split);
272 // Make special branch for unrecognized raw-data payloads
273 fTree->Branch("Common","AliRawDataArray",
274 &fDetRawData[AliDAQ::kNDetectors],bufsize,split);
276 // Create tree which will contain the HLT ESD information
279 fESDTree = new TTree("esdTree", Form("ALICE HLT ESD tree (%s)", GetAliRootTag()));
280 fESDTree->SetAutoSave(2000000000); // autosave when 2 Gbyte written
282 fESDTree->Branch("ESD", "AliESDEvent", &fESD, bufsize, split);
287 //______________________________________________________________________________
288 Int_t AliRawDB::Close()
291 if (!fRawDB) return 0;
293 if (!fRawDB->IsOpen()) return 0;
298 Bool_t error = kFALSE;
299 if (fTree->Write() == 0)
302 if (fESDTree->Write() == 0)
305 // Close DB, this also deletes the fTree
308 Int_t filesize = fRawDB->GetEND();
311 gSystem->Unlink(fRawDB->GetName());
328 //______________________________________________________________________________
329 Int_t AliRawDB::Fill()
331 // Fill the trees and return the number of written bytes
333 for (Int_t iDet = 0; iDet < (AliDAQ::kNDetectors + 1); iDet++)
334 fDetRawData[iDet]->ClearData();
336 // Move the raw-data payloads to the corresponding branches
337 for(Int_t iSubEvent = 0; iSubEvent < fEvent->GetNSubEvents(); iSubEvent++) {
338 AliRawEvent *subEvent = fEvent->GetSubEvent(iSubEvent);
339 for(Int_t iEquipment = 0; iEquipment < subEvent->GetNEquipments(); iEquipment++) {
340 AliRawEquipment *equipment = subEvent->GetEquipment(iEquipment);
341 UInt_t eqId = equipment->GetEquipmentHeader()->GetId();
343 Int_t iDet = AliDAQ::DetectorIDFromDdlID(eqId,ddlIndex);
344 if (iDet < 0 || iDet > AliDAQ::kNDetectors)
345 iDet = AliDAQ::kNDetectors;
346 equipment->SetRawDataRef(fDetRawData[iDet]);
350 Double_t bytes = fRawDB->GetBytesWritten();
351 Bool_t error = kFALSE;
352 if (fTree->Fill() == -1)
355 if (fESDTree->Fill() == -1)
358 return Int_t(fRawDB->GetBytesWritten() - bytes);
363 //______________________________________________________________________________
364 Int_t AliRawDB::GetTotalSize()
366 // Return the total size of the trees
371 TDirectory *dir = fTree->GetDirectory();
373 TKey *key = dir->GetKey(fTree->GetName());
374 if (key) skey = key->GetKeylen();
376 total += skey + fTree->GetZipBytes();
382 TDirectory *dir = fESDTree->GetDirectory();
384 TKey *key = dir->GetKey(fESDTree->GetName());
385 if (key) skey = key->GetKeylen();
387 total += skey + fESDTree->GetZipBytes();
393 //______________________________________________________________________________
394 void AliRawDB::WriteStats(AliStats* stats)
396 // Write stats to raw DB, local run DB and global MySQL DB.
398 AliRawEventHeaderBase &header = *GetEvent()->GetHeader();
400 // Write stats into RawDB
401 TDirectory *ds = gDirectory;
403 stats->SetEvents(GetEvents());
404 stats->SetLastId(header.GetP("Id")[0]);
405 stats->SetFileSize(GetBytesWritten());
406 stats->SetCompressionFactor(GetCompressionFactor());
408 stats->Write("stats");
412 //______________________________________________________________________________
413 Bool_t AliRawDB::NextFile(const char* fileName)
415 // Close te current file and open a new one.
416 // Returns kFALSE in case opening failed.
420 if (!Create(fileName)) return kFALSE;
424 //______________________________________________________________________________
425 Float_t AliRawDB::GetCompressionFactor() const
427 // Return compression factor.
429 if (fTree->GetZipBytes() == 0.)
432 return fTree->GetTotBytes()/fTree->GetZipBytes();
435 //______________________________________________________________________________
436 const char *AliRawDB::GetAliRootTag()
438 // Return the aliroot tag (version)
439 // used to generate the raw data file.
440 // Stored in the raw-data file title.
442 TString version = fgkAliRootTag;
443 version.Remove(TString::kBoth,'$');
444 version.ReplaceAll("Name","AliRoot version");
446 return version.Data();
449 //______________________________________________________________________________
450 Bool_t AliRawDB::WriteGuidFile(TString &guidFileFolder)
452 // Write the guid file
453 // in the specified folder or
454 // in the folder where the raw data
457 TString guidFileName;
458 if (!guidFileFolder.IsNull()) {
459 guidFileName = guidFileFolder;
461 TString pathStr = fRawDB->GetName();
462 TObjArray *pathArr = pathStr.Tokenize('/');
463 guidFileName.Append("/");
464 guidFileName.Append(((TObjString *)pathArr->Last())->String());
469 guidFileName = fRawDB->GetName();
471 guidFileName += ".guid";
473 ofstream fguid(guidFileName.Data());
474 if (!fguid.is_open()) {
475 Error("WriteGuidFile", "failure to open guid file %s", guidFileName.Data());
478 TString guid = fRawDB->GetUUID().AsString();
479 fguid << "guid: \t" << guid.Data();