Blue Waters System Overview. Greg Bauer
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1 Blue Waters System Overview Greg Bauer
2 The Blue Waters EcoSystem Petascale EducaIon, Industry and Outreach Petascale ApplicaIons (CompuIng Resource AllocaIons) Petascale ApplicaIon CollaboraIon Team Support Outstanding User and ProducIon Support WAN ConnecIons, ConsulIng, System Management, Security, OperaIons, Great Lakes ConsorIum for Petascale CompuIng Value added hardware (external networking, IDS, nearline storage, import/export, etc) and so9ware (Eclipse, HPSS, VisualizaIon, computaional libraries, etc) Blue Waters Base System Processors, Memory, Interconnect, Online Storage, System So9ware, Programming Environment NaIonal Petascale CompuIng Facility 2
3 Blue Waters Computing System Aggregate Memory 1.5 PB Scuba Subsystem Storage Configuration for User Best Access 120+ Gb/sec Gbps WAN 10/40/100 Gb Ethernet Switch IB Switch External Servers >1 TB/sec 100 GB/sec Spectra Logic: 300 usable PB Sonexion: 26 usable PB 3
4 National Petascale Computing Facility Modern Data Center 90,000+ ft 2 total 30,000 ft 2 6 foot raised floor 20,000 ft 2 machine room gallery with no obstructions or structural support elements Energy Efficiency LEED certified Gold Power Utilization Efficiency, PUE = MW current capacity expandable Highly instrumented 4
5 PRAC PI Institutions June 2012 Note UIUC is only institution leading more than one PRAC (4) UIUC has Co-PIs on several others 5
6 The Movement of Data I2 NPCF ICCN DWDM ICCN L3 MREN GLCPC/ Science teams Gb/s XSEDE NLR framenet XSEDE RP sites NLR OmniPop ESnet 6
7 Gemini Fabric (HSN) DSL 48 Nodes MOM 64 Nodes BOOT Nodes SDB Nodes XE6 Compute Nodes 5,688 Blades 22,640 Nodes 362,240 Cores RSIP Nodes Network GW Nodes Unassigned Nodes Cray XE6/XK7-276 Cabinets XK7 GPU Nodes 768 Blades 3,072 Nodes 24,576 Cores 3,072 GPUs LNET Routers 582 Nodes Boot RAID SMW Boot Cabinet eslogin 4 Nodes Import/Export 28 Nodes InfiniBand fabric 10/40/100 Gb Ethernet Switch Cyber ProtecIon IDPS HPSS Data Mover 50 Nodes Management Node Sonexion 25+PB online storage OSTs NCSAnet esservers Cabinets Near- Line Storage 300+PB NPCF 7
8 QDR IB 1200 GB/s Online disk >25PB /home, /project /scratch 300 GB/s LNET(s) Protocols LNET Core IB Switches TCP/IP (10 GbE)) GridFTP (TCP/IP)) SCSI (FCP) Cray Gemini High Speed Network Network GW 100 GB/s eslogin I/E(s) 100 GB/s 10 GbE 40GbE Switch 440 Gb/s Ethernet from site network LAN/WAN rsip GW 55 GB/s 100 GB/s 100 GB/s 1.2PB Disk IB 40 GbE Near Line 300+PB Tape FC8 100 GB/s All storage sizes given as the amount usable 8
9 Blue Waters Nearline/Archive System Spectra Logic T-Finity Dual-arm robotic tape libraries High availability and reliability, with built-in redundancy Blue Waters Archive Capacity: 380 PBs (raw), 300 PBs (usable) Bandwidth: 100 GB/sec (sustained) Redundant arrays of independent tapes RAIT for increased reliability 9
10 Largest Nearline environment LAN 10GigE HPSS core (DB2) 1.2PB Disk IB HPSS(S) 100 GB/s 100 GB/s 300+PB Tape FC8 HPSS Data mover QDR IB switch 366 IBM TS1140 Jag tape drives Six 15,930-slot dual-arm libraries 300+PB data storage HPSS disk cache 1.2 PB 10
11 Online Storage home : 144 OSTs : 2.2 PB useable : 1 TB quota projects: 144 OSTs : 2.2 PB useable : 3 TB group quota scratch: 1440 OSTs : 22 PB useable : 500 TB group quota Cray Sonexion with Lustre for all filesystems. All visible from compute nodes. 11
12 GO with Globus Online GridFTP client development for IE and HPSS nodes. Enabled data striping with GridFTP. Managed file transfers. Command line interface. Globus connect for sites without GridFTP endpoints. 12
13 Blue Waters High Speed Network InfiniBand Login Server(s) Network(s) Y GigE Fibre Channel SMW X Z Interconnect Network Infiniband Boot Raid Lustre Blue Waters 3D Torus Size 23 x 24 x 24 Compute Nodes Cray XE6 Compute Cray XK7 Accelerator Operating System Boot System Database Service Nodes Lustre File System Login/Network LNET Routers Login Gateways Network 13
14 Blue Waters XE6 Node Blue Waters contains 22,640 XE6 compute nodes Node Characteris_cs Number of Core Modules* Peak Performance Gflops/sec HT3 HT3 Memory Size 64 GB per node Memory Bandwidth (Peak) Interconnect InjecIon Bandwidth (Peak) 102 GB/sec 9.6 GB/sec per direcion *Each core module includes bit wide FP unit and 2 integer units. This is often advertised as 2 cores, leading to a 32 core node. Z X Y 14
15 Cray XK7 and a Path to the Future Blue Waters contains 3,072 NVIDIA Kepler (GK110) GPUs XK7 Compute Node Characteris_cs Host Processor AMD Series 6200 (Interlagos) PCIe Gen2 Host Processor Performance Gflops HT3 HT3 Kepler Peak (DP floaing point) Host Memory > 1.3 Tflops 32GB 51 GB/sec Z Y Kepler Memory 6GB GDDR5 capacity > 180 GB/sec X 15
16 Blue Waters Software Environment Languages Compilers Programming Models IO Libraries Tools Optimized Scientific Libraries Fortran C C++ Python UPC Performance Analysis Cray Compiling Environment (CCE) GNU Debuggers Distributed Memory (Cray MPT) MPI SHMEM Shared Memory OpenMP 3.0 NetCDF HDF5 ADIOS Resource Manager Environment setup Modules Debugging Support Tools Fast Track Debugger (CCE w/ DDT) Abnormal Termination Processing LAPACK ScaLAPACK BLAS (libgoto) Iterative Refinement Toolkit Cray Performance Monitoring and Analysis Tool PAPI PerfSuite Tau Allinea DDT lgdb Prog. Env. Eclipse Traditional PGAS & Global View UPC (CCE) CAF (CCE) Visualization VisIt Paraview YT STAT Cray Comparative Debugger # Data Transfer GO HPSS Cray Adaptive FFTs (CRAFFT) FFTW Cray PETSc (with CASK) Cray Trilinos (with CASK) Cray Linux Environment (CLE)/SUSE Linux Cray developed Under development Licensed ISV SW 3 rd party packaging NCSA supported Cray added value to 3 rd party 16
17 Summary Outstanding Computing System The largest installation of Cray s most advanced technology Extreme-scale Lustre file system with advances in reliability/ maintainability Extreme-scale archive with advanced RAIT capability Most balanced system in the open community Blue Waters is capable of addressing science problems that are memory, storage, compute, or network intensive or any combination. Use of innovative technologies provides a path to future systems Illinois/NCSA is a leader in developing and deploying these technologies as well as contributing to community efforts. 17
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