SPECweb99 Result

Dell:	PowerEdge 8450/700
Microsoft:	IIS 5.0 and SWC 3.0

SPECweb99 = 8001

Performance

Iteration

Conforming Simultaneous Connections

1	8001
2	8000
3	8001
Median	8001

Configuration

Availability Dates
All Hardware	Jun-2000
HTTP Software	May-2001
Operating System	May-2001
Supplemental System	Jun-2001

Hardware

Vendor Dell

Model PowerEdge 8450/700

Processor 700MHz Pentium III Xeon

# Processors 8 cores, 8 chips, 1 core/chip

Primary Cache 16KBI+16KBD on chip

Secondary Cache 2MB(I+D)

Other Cache None

Memory 32 GB

Disk Subsystem 7 9GB 10KRPM drives, 1 18GB 15K RPM drive

Disk Controllers Onboard Symbios SCSI

Other Hardware 8 Alteon ACEswitch 180

Software

Operating System Windows 2000 Datacenter Server

File System NTFS

Other Software SP2, 3Com driver, TCPIP, & NDIS hotfixes

HTTP Software

Vendor Microsoft

HTTP Software IIS 5.0 and SWC 3.0

API TWC 3.0

Server Cache None

Log Mode Binary CLF

Test Sponsor
Test Date	Apr-2001
Tested By	Dell
SPEC License	55

Network

# of Controllers 8

Network Controllers 3Com 3C985B-SX

# of Nets 8

Type of Nets Gigabit Ethernet

Network Speed 1 Gb/s

MSL (sec) 30 (Non RFC1122)

Time-Wait (sec) 60 (Non RFC1122)

MTU 1500

Clients

# of Clients 34

Model Dell Precision 410

Processor 450MHz Pentium II

# of Processors 2

Memory 128MB

Network Controller 3Com 3C985B-SX

Operating System Windows 2000 Professional

Compiler Microsoft Visual C++ 6.0

Benchmark Configuration

Requested Connections 8001

Fileset Size (MB) 25722.48

Notes

SUT Notes

1 disk for OS, 1 disk for logs
6 disk software RAID0 stripe for fileset.

Operating System Notes

Tuning parameters:
- AFD/Parameters/TransmitWorker=32, adjusts system default thread, default 16.
- Control/FileSystem/NtfsDisableLastAccessUpdate=1, prevents updating LastAccess time stamp on NTFS directories.
- Control/Session Manager/Memory Management/LargeSystemCache=0, limits system cache, default 1.
- Control/Session Manager/Memory Management/SystemPages=0xffffffff, sets system pages.
- Tcpip/Parameters/DisableLargeSendOffload=0, enable large sends for TCP/IP.
- Tcpip/Parameters/MaxFreeTWTcbs=1098000, sets maximum number of TIME_WAIT tcbs to 1,098,000.
- Tcpip/Parameters/MaxHashTableSize=0x10000, sets TCB hash table size to 65,536 entries, default 512.
- Tcpip/Parameters/MaxSendSegments=0x1000, max TCP segments sent consecutively to a destination, default 64.
- Tcpip/Parameters/MaxUserPort=0xfffe, sets maximum open ports to 65534.
- Tcpip/Parameters/NumTcbTablePartitions=64, sets number of independent TCB table segments, default 4.
- Tcpip/Parameters/TcpTimedWaitDelay=60, sets TIME_WAIT parameter to 60 seconds (non-RFC 1122), default is 240.
- Tcpip/Parameters/TcpWindowSize=65535, sets TCP send/receive window size, default 8192.
NIC registry settings:
- PciReadMax=128, sets maximum number of bytes per PCI read burst, default 0xffffffff.
- LargeSend=1, enables large sends.
- HybridLen=54, threshold in bytes that the driver decides to DMA versus copy, default 128.
- HostTracing=0 (off), disables NIC driver logging events, default 1 (on).
Windows 2000 SP2, 3C985-SX driver, NDIS and TCPIP hotfixes available May 2001.

HTTP Software Notes

- TWC CAD buffers=1024, default not set.
- CGI-Gateway buffers=48, default not set.

Client Notes

Tcpip/Parameters/MaxUserPort = 0xfffe, sets maximum open ports to 65534.

Other Notes

SWC 3.0 Configuration:
7 NIC IRQs bound to different CPUs, 1 NIC bound across 4 CPUs, CGI bound to 8th CPU.
SWC/Parameters/LogDrive=G, puts log file on G: drive.
SWC/Parameters/LogFileInitialSize=0xffffffff, sets initial log file size to 4 gigabytes.
SWC/Parameters/VirtualRootName=spec99, sets virtual directory name to spec99.
SWC/Parameters/VirtualRootPath=F:\wwwroot99, sets physical path where files are located.
SWC/Parameters/SmallCachingThreshold=500, max size for small files (bytes), default system-dependent.
SWC/Parameters/LargeCachingThreshold=1200000, max size for cached files (bytes), default system-dependent.
SWC/Parameters/SmallBufferSize=0x40, memory for caching small files (MB), default system-dependent.
SWC/Parameters/LargeBufferSize=0x6590, memory for caching large files (MB), default system-dependent.
SWC/Parameters/SwcLockedMemorySize=0x80, size of locked memory for SWC ops (MB), default system-dependent.

Test Run Details

**Test results for each iteration (median is shaded)**
Iteration	Conforming Connections	Percent Conform	Throughput ops/sec	Response msec	ops/sec/ loadgen	kbit/ sec
1	8001	100.0%	22735.9	351.7	2.84	339.2
2	8000	100.0%	22717.8	352.0	2.84	339.0
3	8001	100.0%	22719.0	352.0	2.84	339.1

Wed Apr 13 16:35:02 2005

First published at SPEC.org on 01-May-2001