atlas hlt/daq progress report
DESCRIPTION
Maggio 2007. ATLAS HLT/DAQ Progress report. V. Vercesi on behalf of the ATLAS Italia HLT/DAQ Group. TDAQ in ATLAS site. multi-CPU nodes. CERN computer centre. 5. ~1600. ~100. ~ 500. Local Storage SubFarm Outputs ( SFO s). Event Filter (EF). Event Builder SubFarm - PowerPoint PPT PresentationTRANSCRIPT
ATLAS HLT/DAQATLAS HLT/DAQProgress reportProgress report
V. Vercesi on behalf of the ATLAS Italia HLT/DAQ GroupV. Vercesi on behalf of the ATLAS Italia HLT/DAQ Group
Maggio 2007Maggio 2007
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 2
Event data pulled:partial events @ ≤ 100 kHz, full events @ ~ 3.5 kHz
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 3
Even
t d
ata
req
uest
sD
ele
te c
om
man
ds
Gig
ab
it E
thern
et
Req
uest
ed
even
t d
ata
pROS
stores LVL2output
LVL2 farm
Network switches
Second-leveltrigger
SDX1
USA15
UX15
ATLASdetector
Read-Out
Drivers(RODs) First-
leveltrigger
Read-OutSubsystems
(ROSs)
Dedicated links
Timing Trigger Control (TTC)
1600Read-OutLinks
VME~150PCs
Data of events acceptedby first-level trigger
Event data pushed @ ≤ 100 kHz, 1600 fragments of ~ 1 kByte each
RoIBuilder
EventFilter(EF)
Network switches
DataFlowManager
EventBuilder
SubFarmInputs
(SFIs)
~1600 5 ~100
multi-CPU nodes
~ 500 Event rate ~ 200 Hz
LocalStorage
SubFarmOutputs
(SFOs)
CERN computer centre
DataStorage
Reg
ion
s O
f In
tere
st
LVL2Super-visor
TDAQ in ATLAS site TDAQ in ATLAS site
Executive summaryExecutive summary
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 4
Valerio Vercesi - INFN Pavia 5
Moreover Fully equipped RoI Builder (+ 1 at bldg 32) All network switches & cables needed in 2007 IPMI control
Hardware 2007Hardware 2007
CSN1 Maggio 2007
Hardware 2007 notesHardware 2007 notes
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 6
Infrastructure in SDXInfrastructure in SDX
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 7
SDX Level 1 Layout
Row 6 EF EF EF EF EF EF
Row 4 EF EF EF EF EF EF LVL2' L2SV' Switch'
Row 2 EF EF EF EF EF' EFIO' Online'
Rack Number 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Select which year
SDX Level 2 Layout
Row 6 EF/L2 EF/L2 EF/L2 EF/L2 EF/L2 EF/L2 EF/L2 EF/L2 NWbb NWbb T DCS cDCS DSS PP PP
Row 4 EF/L2 LVL2 LVL2 LVL2 LVL2 LVL2 LVL2 LVL2 LVL2 LVL2
Row 2 EF/L2 EF/L2 SFO SFO DC SFI SFIBackend switch rackDC switch rackDC switch rackOnline switch rackOnline Online Online Online
Rack Number 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
16 Racks
Landing 350daN/m2
Landing 350daN/m2
Land
ing
350d
aN/m
2
doo
door
Ven
tilat
ion
duct
(on
the
flor)
water pipes
Shaft PX15Cable Tray USA15
door
Racks enter via this door
17 Racks
18 Racks
Crinoline Ladder
FRONTs
FRONTs
BACKs
100 cm
80-100 cm
70-90 cm
63 cm (taking into account the cooler)
The lower distance is due to structuralbeams or ventillation flaps and and applies to ~5 racks.
The lower limit is due to the powerdistribution boxes and will affectmost of the racks.
AIR FLOW
20052006200720082009
Landing 350daN/m2
Flap Trap
Ven
tilat
ion
duct
(on
the
flor)
water pipes
door
Racks enter via this door
13 Racks
18 Racks
2 Racks
17 Racks
AIR FLOW 63 cm (taking into account the cooler)
74-90 cm
100 cm
80-100 cm
FRONTs
BACKs
FRONT
e-box e-box e-box
e-box e-box e-box
Read Out System (USA15)Read Out System (USA15)
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 8
SFI, DFM and friendsSFI, DFM and friends
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 9
Installing HLT racks…Installing HLT racks…
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 10
Ancient monuments were built without cranes…
HLT racksHLT racks
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 11
Next stepsNext steps
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 12
Event BuilderEvent Builder
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia
Read-OutSubsystems
(ROSs)
DFMSwitches
EventBuilder
(SFIs)
Local Disk CASTOR
13
MonitoringMonitoring
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 14
Counting Room DesksCounting Room Desks
CSN1 Maggio 2007 15Valerio Vercesi - INFN Pavia
Large Scale TestsLarge Scale Tests
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 16
Technical run March 2007Technical run March 2007
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 17
Valerio Vercesi - INFN Pavia 18
It’s fun…It’s fun…
CSN1 Maggio 2007
Online trigger menuOnline trigger menu
19
Egamma Jet Muon Tau Bphysics MET
LVL1 EM01
—7 GeV thr—
JT15
—15 GeV thr—
MU06
—6 GeV thr—
HA08
—8 GeV thr—
JT04
—4 GeV thr—
MU06
HA05
—5 GeV thr—
L2
e10 signature
1. Find cluster
2. Find track
3. Match
g10 signature
1. Find cluster
jet20signature
1. Sum Et of cells in cone
mu6signature
1. Find track in muon
2. Find tracks in ID
3. Match tracks
tau10
signature
1. Find had cluster
2. Find tracks
3. Match
BsDsPhiPi
Bmu6mu6dummy
algorithm
EF
e10 signature
1. Find cluster
2. Find track
3. Match
g10 signature
1. Find cluster
jet20 signature
1. Find clusters
2. Sum Et of
clusters in cone
mu6Signature
1. Find track in muon
tau10 signature
1. Find had cluster
2. Find tracks
3. Match
BsDsPhiPiMET10
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia
Timing: LVL2 CaloTiming: LVL2 Calo
20
Photon run 2373
mean 6.6 ms/RoI
Electron run 2515mean 8.0 ms
Egamma run 2309mean 7.4 ms
Combined run 2368mean 6.9 ms
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia
Online and offline: egamma EFOnline and offline: egamma EF
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 21
Online AthenaPT
Pt=7.0 8.25
E=43.18 43.70
TrigEgammaRec
TrigEFTrackHypo TrigEFTrackHypo
Pt=6.9 8.1
E=43.63 42.38
TrigEgammaRec
More plotsMore plots
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 22
SiTrack pT
MuFast residuals
E/p
1/pT
Technical run next weekTechnical run next week
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 23
23
M T W Th F
Morning9am-1pm
Infrastructure tests
LVL2 + EB tests EF tests other HLT slices Database tests
Afternoon1pm-5pm
ROIB integration+Tests
EB tests combined systemother HLT slices
/ cosmic Database tests
Evening5pm-8pm
LVL2 tests EB+EF tests combined systemreserved / cosmic
cosmic slice
Long-Run run with SFI run with SFO, writing to disk
run with SFO, writing to castor
BBQ run with SFO,
writing to castor
Physics Trigger MenusPhysics Trigger Menus
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 24
Trigger Aware AnalysisTrigger Aware Analysis
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 25
CSN1 Maggio 2007 Valerio Vercesi - INFN Pavia 26