SPECweb99 Result

IBM:	eServer xSeries 345
Microsoft:	IIS 5.0 and SWC 3.0

SPECweb99 = 5000

Performance

Iteration

Conforming Simultaneous Connections

1	4998
2	5000
3	5000
Median	5000

Configuration

Availability Dates
All Hardware	Oct-2002
HTTP Software	Feb-2000
Operating System	Feb-2000
Supplemental System	--

Hardware

Vendor IBM

Model eServer xSeries 345

Processor 2.4 GHz Intel Xeon Processor

# Processors 2 cores, 2 chips, 1 core/chip (Hyper-Threading enabled)

Primary Cache 12KBI+8KBD on chip

Secondary Cache 512KB

Other Cache None

Memory 8GB

Disk Subsystem 6 36GB 15KRPM Ultra 320 SCSI Drives

Disk Controllers LSI Logic 1030 Ultra 320 SCSI LOM

Other Hardware 1 Extreme Networks Summit 7i GbE Switch

Software

Operating System Windows 2000 Advanced Server w/SP2

File System NTFS

Other Software Hot Fix Q298896, Intel driver v6.2.21

HTTP Software

Vendor Microsoft

HTTP Software IIS 5.0 and SWC 3.0

API ISAPI

Server Cache SWC 3.0

Log Mode W3SVC

Test Sponsor
Test Date	Jul-2002
Tested By	IBM
SPEC License	11

Network

# of Controllers 2

Network Controllers 1 Intel Pro/1000 XT; 1 Intel 82546EB Dual Port Gigabit LOM

# of Nets 3

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 18

Model IBM eServer xSeries 330

Processor 933 MHz Pentium III

# of Processors 1

Memory 256MB

Network Controller IBM Netfinity Gigabit Ethernet Adapter

Operating System Microsoft Windows 2000 Professional w/SP2

Compiler Microsoft VC++ v6.0

Benchmark Configuration

Requested Connections 5000

Fileset Size (MB) 16118.64

Notes

SUT Notes

OS and logs on 1 disk, separate logical drives, NTFS format
5-disk RAID0 software stripe for file set, NTFS format

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 size, default 1
- Control/Session Manager/Memory Management/SystemPages=0xffffffff, sets number of system pages
- Tcpip/Parameters/DisableLargeSendOffload=0, enable large sends for TCP/IP
- Tcpip/Parameters/IPEnableRouter=0x1, enables IP routing on server, default 0
- Tcpip/Parameters/MaxFreeTwTcbs=0x10c110, 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/NumTcbTablePartions=0x20, sets number of independent TCB table segments, default 4
- Tcpip/Parameters/TcpTimedWaitDelay=0x3c, sets TIME_WAIT parameter to 60 seconds (non-RFC 1122), default 240
- Tcpip/Parameters/TcpWindowSize=0xffff, sets TCP send/receive window size, default 8192
3 NIC IRQs bound to logical CPUs 1,2,3 (Hyper-Threading enabled)
cgigate process affinitized to logical CPU0 via Task Manager, default last (logical) CPU
Intel NIC settings:
- ChecksumRxTcp=1, offloads RX checksums to NIC, default 0
- FlowControl=0, disables flow control, default 3
- NumCoalesceBuffers=768, number of coalesce buffers for transmit acceleration, default 128
- NumTxDescriptors=4096, number of descriptors to send packets, default 256
- TcpSegmentation=1, enables TCP segmentation offload, default 0

HTTP Software Notes

IIS Parameters:
- IIS set for more than 100,000 hits/day
- IIS Home Directory: Read/Write Permissions, Execute Permissions for Scripts & Executables, Low Application Protection
- IIS Virtual Directory spec99 points back to web server root
- IIS Logging: NCSA CLF format
SWC Parameters:
- SWC/Parameters/LargeBufferSize=0x1b58, large file cache size (MB), default system-dependent
- SWC/Parameters/LargeCachingThreshold=0x124f80, max file size (bytes) for cached files, default system-dependent
- SWC/Parameters/LogDrive=F, puts log file on F: drive
- SWC/Parameters/LogFileInitialSize=0xffffffff, sets initial log file size to 4 gigabytes
- SWC/Parameters/NumberOfFreeConnections=0xe10
- SWC/Parameters/SmallBufferSize=0x40, memory for caching small files (MB), default system-dependent
- SWC/Parameters/SmallCachingThreshold=0x32, max size for small files (bytes), default system-dependent
- SWC/Parameters/SwcLockedMemorySize=0x6c, size of locked memory for SWC ops (MB), default system-dependent
- SWC/Parameters/VirtualRootName=spec99, sets virtual directory name to spec99
- SWC/Parameters/VirtualRootPath=E:\spec99, sets physical path where files are located
- TWC CAD buffers=768, default not set
- CGI-Gateway buffers=48, default not set

Client Notes

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

Other Notes

Tuning Disclosure: See above
Dynamic API: Dell-20001212-TWC.zip

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	4998	100.0%	14004.5	355.2	2.80	335.8
2	5000	100.0%	14236.3	349.3	2.85	341.6
3	5000	100.0%	14286.3	348.1	2.86	342.9

Mon Apr 25 12:38:36 2005

First published at SPEC.org on 06-Aug-2002