Http://prophesy.cs.tamu.edu Xingfu Wu Xingfu Wu, Valerie Taylor Department of Computer Science Texas A&M University Third Annual Workshop on OptIPuter

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Xingfu Wu, Valerie TaylorXingfu Wu, Valerie TaylorDepartment of Computer ScienceDepartment of Computer Science

Texas A&M UniversityTexas A&M University

Third Annual Workshop on OptIPuter Networing/Backplane ArchitectureThird Annual Workshop on OptIPuter Networing/Backplane Architecture

UCSD, January 25, 2005UCSD, January 25, 2005

Performance Analysis and Monitoring of Volatile

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Network ConfigurationNetwork Configuration

OPT2(10.10.1.2)

OPT3(10.10.1.3)

OPT4(10.10.1.4)

Gigabit Switch(10.0.0.1)

Optiputer

Internetcs.tamu.edu

eth1:10.10.1.6 eth0: 128.194.142.24

OPT1(10.10.1.1)

Optical Network(LEARN)

CPU (dual Opteron 240 MHz)CPU (dual Opteron 240 MHz)

ApplicationApplication driverdriver

GPU (nVidia Quadro FX 3000)GPU (nVidia Quadro FX 3000)

256MB256MB

Video MemoryVideo Memory On-chip Cache MemoryOn-chip Cache Memory

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Snapshot of Volatile on 5-nodesSnapshot of Volatile on 5-nodes

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Three Components of VolatileThree Components of Volatile

Volvis: main programVolvis: main program RenderingRendering

Scalable displayingScalable displaying

User interactionUser interaction

Optistore: data serverOptistore: data server Assist visualization dataset handling such as data Assist visualization dataset handling such as data

management, processing, representation and transportmanagement, processing, representation and transport

Filter raw volumetric data and produce visual objectsFilter raw volumetric data and produce visual objects

Transfer Function Editor (tfUI)Transfer Function Editor (tfUI) User interface for transfer function selectionUser interface for transfer function selection

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Different Access ScenariosDifferent Access Scenarios

Master Server

GigabitNetwork

VolvistfUI

Optistore

Client1 Volvis

Optistore

Client2

Volvis

Optistore

Client3

Volvis

Optistore

Client4Volvis

Optistore

Scenario 2Scenario 2


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Different Access ScenariosDifferent Access Scenarios

Master

GigabitNetwork

VolvistfUI

Optistore

Slave1 Volvis

Slave3

Volvis

Slave4Volvis

Slave2

Volvis


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Raw DatasetsRaw Datasets

Name Dimensions Size (KB)

Protein64x64x64 64x64x64 256

Fuel64x64x64 64x64x64 256

Furdave160x255x75 160x255x75 2989

Foot256x256x256 256x256x256 16384

Geo256x256x256 256x256x256 16384

Geo440x290x198 440x290x198 24673

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Data access time Data access time

Data access time vs Processors (Scenario 1)

0

2

4

6

8

1+1 1+2 1+3 1+4

Number of Processors

Tim

e (s

ecs)

protein64x64x64

fuel64x64x64

foot256x256x256

geo256x256x256

geo440x290x198

furdave160x255x75


0

2

4

6

8

1+1 1+2 1+3 1+4


Tim

e (s

ecs)

protein64x64x64

fuel64x64x64

foot256x256x256

geo256x256x256

geo440x290x198

furdave160x255x75


0

5

10

15

20

1+1 1+2 1+3 1+4


Tim

e (

secs) protein64x64x64

fuel64x64x64

foot256x256x256

geo256x256x256

geo440x290x198

furdave160x255x75

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Comparison of three scenarios Comparison of three scenarios

Data access time on 1+4 nodes

02468

101214161820

Scenario 1 Scenario 2 Scenario 3

Tim

e (s

ecs)

protein64x64x64

fuel64x64x64

foot256x256x256

geo256x256x256

geo440x290x198

furdave160x255x75

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Comparison of three scenarios Comparison of three scenarios

Percentage of the data access time vs total startup time on 1+4 nodes

0

20

40

60

80

100

120

Scenario1

Scenario2

Scenario3

Per

cen

tag

e (%

) protein64x64x64

fuel64x64x64

foot256x256x256

geo256x256x256

geo440x290x198

furdave160x255x75

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Snapshot of Performance MonitoringSnapshot of Performance Monitoring

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Short-term PlansShort-term Plans

Port the instrumented Volatile to a large-Port the instrumented Volatile to a large-scale optiputer testbed for analysis scale optiputer testbed for analysis (3/2005)(3/2005)

Analyze the performance of JuxtaView and Analyze the performance of JuxtaView and LambdaRam applications (6/2005)LambdaRam applications (6/2005)

Where possible, develop models of data Where possible, develop models of data accesses for the different visualization accesses for the different visualization applications (9/2005)applications (9/2005)

Continue collaborating with Jason’s group Continue collaborating with Jason’s group about viz applications (12/2005)about viz applications (12/2005)

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Long-term PlansLong-term PlansYear 3:Year 3:

Continue with analyzing Volatile on large-scale Continue with analyzing Volatile on large-scale OptIPuter testbedOptIPuter testbed

Work with Jason and Luc on redesigning VolatileWork with Jason and Luc on redesigning Volatile Start working on JuxtaView and LambdaRamStart working on JuxtaView and LambdaRam

Year 4:Year 4: Work with new Volatile, LambdaRam, JuxtaView Work with new Volatile, LambdaRam, JuxtaView

on large-scale OptIPuter testbedon large-scale OptIPuter testbed Where possible, develop models of data Where possible, develop models of data

accesses for different viz applicationsaccesses for different viz applicationsYear 5:Year 5:

Continue collaborating with Jason’s group about Continue collaborating with Jason’s group about viz applicationsviz applications

Integrate performance monitoring with software Integrate performance monitoring with software stack to aid in making performance directed stack to aid in making performance directed decisionsdecisions

Documents

Http://prophesy.cs.tamu.edu Xingfu Wu Xingfu Wu, Valerie Taylor Department of Computer Science Texas A&M University Third Annual Workshop on OptIPuter