The DTTF Status

Giuseppe Codispoti (Universidad Autonoma de Madrid)ForDTTF CollaborationThe DTTF Status

2/24/20111G.Codispoti Muon barrel Workshop OverviewHardware Status

Software StatusTS new featuresDQM

Ghost suppression and firmware upgradesExpected resultsFirst 2011 studies with Cosmics2/24/20112G.Codispoti Muon barrel Workshop Status of DTTF HardwareDTTF Crates fully operating at P5

Fixed VME access to the PHTF controllersProblems more evident in the Linco Controller test The new firmware allows safe OptoRx access

Spares situation is still critical.Working on a solution2/24/20113G.Codispoti Muon barrel Workshop Janoset Al.

PHTF efficiency2/24/2011G.Codispoti Muon barrel Workshop 4

DTTF very efficient in 2010Hard work to identify inefficient sectors and neighbour connections and promptly replace themPart of inefficiencies matching with bad LUT problems identified by CarloNeed re-evaluation with new dataLast Replaced BoardsN2 S05 (also bad dir MB2)N1 S07 (also bad dir MB2)P2 S02 (also bad dir MB2)N2 S02 (also bad pos MB1)P0 S01 (L1A missing and bad pos MB3) N2 S2N2 S5Next possible changesN2 S11 (also bad pos)plus P1 S09 (bad dir MB2)JorgeJanosGiuseppeCarloTrigger SupervisorPlayback Monitoring, working since August 2010New feature: Alarms on rates!Provided support to OptoRx: Tests, Configuration and MonitoringSoftware stableCrashes encountered in the OptoRx workersNext step: TS 1.11Would be nice to coordinate with DTSC for the upgrade to avoid problems in the shared OptoRx part2/24/20115G.Codispoti Muon barrel Workshop JosuJorgePlayBack MonitoringWorking since AugustNow integrated with production TS, with new address:http://l1ts-dttf-03.cms:3008

NormalOptoRX unlock!2/24/20116G.Codispoti Muon barrel Workshop JosuRate Error report

Select Hotspot in the menu Type the following address on the File tab: http://l1ts-dttf-01.cms:3000/main/dttf.hotspot Load!

2/24/20117G.Codispoti Muon barrel Workshop Right now implemented in HotspotGoing to appear in the central monitoring!Josu7DTTF DQMOnline/Offline DQM fully reviewedFixed, cleaned up, reorganizedImplemented different behaviours in the Online/Offline casesImplemented request for Global Muon in the offline

Full description of the plots in a dedicated twiki (Under construction):https://twiki.cern.ch/twiki/bin/viewauth/CMS/DTTFDataQualityMonitoring2/24/20118G.Codispoti Muon barrel Workshop GiuseppeJorgeLorenzoWee DonNew Features in DQM

2/24/20119G.Codispoti Muon barrel Workshop GiuseppeRUN 149182 28/10/2010New GMT match section2/24/201110G.Codispoti Muon barrel Workshop GiuseppeRUN 149182 28/10/2010This plot should be empty (in the limit of perfect PHTF-GMT matching): can spot readout problemsTracks without GMT match: gives an idea of the ghost cancelation behaviour (e.g. the above plot shows a problem in the wedge sorter h-cancelation algo)DTTF tracks at GMT

Wedge Sorter h-cancelation2/24/2011G.Codispoti Muon barrel Workshop 11

Cancels duplicated tracks due to wheel crossingSelection based on quality was incorrectFirmware fix under test in Wedge 9New FirmwareOld FirmwareLuigiRUN 158090 16/02/2011Prefiring reduction:Herbert SchemeGhost cancelation scheme proposed by Herbert RohringerImplemented in hardware since the very beginFirst efficiency check with cosmics, need to be better studies in details with data!Preliminary results:Efficiency: expected reduction of 1% triggers, still reasonableAlgorithm: in 2% cases the hardware do not perform as expectedNeed to go back to the HW and test the implementation with test patterns2/24/201112G.Codispoti Muon barrel Workshop Prefiring reduction:BX Ghost Busting at Barrel Sorter2/24/2011G.Codispoti Muon barrel Workshop 13

Ghost cancelation based on timing implemented at the Barrel SorterWork ongoing! Preliminary results:No sensible variation in efficiencyFirst test with cosmics show 85/90% reduction of out of time ghostsNeed more detailed studiesNeed to be tested with collision dataCarloLuigiEvents triggered at consecutive bxRed: bx ghost busting disabledGreen: bx ghost busting enabledMatch with loosely pointing global mu (dxy=50cm; dz=1m)f match within 0.05 radRUNS 158090-158095-158097 16/02/2011Ghost suppression emulated with collision dataEstimated efficiencies as a function of the muon pT, of the "Herbert scheme" and "new BS time ghost-busting" algorithmsUsed 39.4 pb-1 of Zmm events (tag-and-probe).

Herbert SchemaBX Ghost Busting2/24/201114G.Codispoti Muon barrel Workshop JorgeGiuseppee>99%ConclusionsMany improvements on the hardware, DT taking advantage for the OptoRx control and monitoringNew monitoring features in the online softwareSpot problems online with hotspot error reportingBrowse rates history down to the single channel levelUpgraded DQM for prompt system status checkNew ghost suppression algorithms: under investigation! Ready for new data taking!Great results in 2010 We expect to be at least as good as in 2011!

2/24/201115G.Codispoti Muon barrel Workshop