SPECweb99 Result

IBM:	Netfinity 8500R
Red Hat:	TUX 1.0

SPECweb99 = 4248

Performance

Iteration

Conforming Simultaneous Connections

1	4250
2	4248
3	4140
Median	4248

Configuration

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

Hardware

Vendor IBM

Model Netfinity 8500R

Processor 700 MHz Pentium III Xeon

# Processors 4 cores, 4 chips, 1 core/chip

Primary Cache 16KBI+16KBD on chip

Secondary Cache 2MB

Other Cache none

Memory 8GB

Disk Subsystem 5 X 9GB (Seagate ST39103LC)

Disk Controllers IBM ServeRaid 3H

Other Hardware 4 X ALTEON ACEswitch 180 GbE Switch

Software

Operating System Red Hat Linux 7.0
with Threaded Web Server Add-On

File System ext2

Other Software Red Hat 2.4.0-38 Kernel

HTTP Software

Vendor Red Hat

HTTP Software TUX 1.0

API TUX user API

Server Cache none

Log Mode Binary CLF

Test Sponsor
Test Date	Dec-2000
Tested By	IBM
SPEC License	11

Network

# of Controllers 4

Network Controllers Alteon ACEnic PCI

# of Nets 4

Type of Nets Gigabit Ethernet

Network Speed 1Gb/s

MSL (sec) 30 (Non RFC1122)

Time-Wait (sec) 60 (Non RFC1122)

MTU 1500

Clients

# of Clients 16

Model Intellistation Z Pro

Processor 450Mhz Pentium II Xeon

# of Processors 2

Memory 256MB

Network Controller Alteon ACEnic PCI

Operating System Windows 2000 Professional

Compiler Microsoft Visual C++ 6.0

Benchmark Configuration

Requested Connections 4250

Fileset Size (MB) 13717.68

Notes

SUT Notes

1 disk for OS and logfiles
4 disk RAID 0 for web pages

Operating System Notes

Tuning parameters:
- net.ipv4.ip_forward=1, default 0
- net.ipv4.conf.all.rp_filter = 1, enables source route verification, default 0
- net.ipv4.tcp_timestamps = 0, turns TCP timestamp support off, default 1
- net.tcp_sack = 0, turns SACK support off, default 1
- net.ipv4.tcp_window_scaling = 0, turn TCP window scaling support off, default 1
- net.ipv4.tcp_max_tw_buckets = 2000000, sets TCP time-wait buckets pool size, default 180000
- net.ipv4.ip_local_port_range = 16384 65535, default 32768 61000
- net.core.rmem_max = 10485760, maximum receive socket buffer size, default 65535
- net.core.rmem_default = 10485760, default receive socket buffer size, default 65535
- net.core.wmem_max = 10485760, maximum send socket buffer size, default 65535
- net.core.wmem_default = 10485760, default send socket buffer size, default 65535
- net.core.optmem_max = 10000000, default 10240
- fs.file-max = 40960, maximum number of open files, default 8192
- vm.bdflush = 100 5000 640 2560 150 30000 5000 1884 2 (see tux tuning and setup file)
Alteon NIC settings in /usr/src/linux/drivers/net/acenic.c
- tx_coal_tick = 300, default 400
- rx_coal_tick = 300, default 120
- max_tx_desc = 64, default 32
- max_rx_desc = 32, default 16
Network adapters affinitized 1 per CPU
See config file for kernel build information

HTTP Software Notes

TUX Configuration
- net.tux.threads = 4, sets number of TUX threads, default 2
- net.tux.logging = 1, turns on logging, default 0
- net.tux.mode_allowed = 255, allowed file-permission bits, default 00004
- net.tux.mode_forbidden = 2, forbidden file-permission bits, default 00000
- net.tux.max_cached_filesize = 100000000, maximum size of cached object, default 100000
- net.tux.serverport = 80
- net.tux.max_backlog = 6000, maximum per-listening-socket TCP backlog size, default 2048

HTTP API Notes

Dell Tux API from Dell-20000626.zip

Hardware Notes

1 disk for OS and logs, 4 disk RAID web pages

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	4250	100.0%	12077.8	351.2	2.84	339.9
2	4248	100.0%	12016.1	353.1	2.83	338.0
3	4140	97.4%	11693.3	362.8	2.75	329.2

Mon Apr 25 12:38:12 2005

First published at SPEC.org on 26-Dec-2000