SPECweb99_SSL Result

IBM:	eServer xSeries 365
Zeus:	Zeus V4.2r2

SPECweb99_SSL = 2616

Performance

Iteration

Conforming Simultaneous Connections

1	2608
2	2616
3	2616
Median	2616

Configuration

Availability Dates
All Hardware	Mar-2004
HTTPS Software	Dec-2003
Operating System	Oct-2003
Supplemental System	Mar-2003

Hardware

Vendor IBM

Model eServer xSeries 365

Processor 3.0GHz Intel Xeon MP

# Processors 4 cores, 4 chips, 1 core/chip (Hyper-Threading enabled)

Primary Cache 12KBI+8KBD on chip

Secondary Cache 512KB

Other Cache 4MB L3 cache

Memory 16 GB

Disk Subsystem 15 36GB 15KRPM Ultra 320 SCSI Drives

Disk Controllers On-board LSI controller

Other Hardware 1 Nortel Networks Switch
1 IBM EXP400 disk enclosure

Software

Operating System Red Hat Enterprise Linux 3.0

File System ext2

Other Software GCC 2.96

HTTPS Software

Vendor Zeus

HTTPS Software Zeus V4.2r2

API Zeus PEPP 0.8 ISAPI used for Dynamic content

Server Cache None

Log Mode Zeus Binary CLF

Test Sponsor
Test Date	Feb-2004
Tested By	IBM
SPEC License	11

Network

# of Controllers 4

Network Controllers Intel PRO 1000 MT Dual Port Server Adapter

# 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 24

Model IBM eServer xSeries 330

Processor 933Mhz Pentium III

# of Processors 1

Memory 512MB

Network Controller IBM Netfinity Gigabit Ethernet Adapter

Operating System Red Hat Linux 7.3

Compiler GCC 2.96

Benchmark Configuration

Requested Connections 2616

Fileset Size (MB) 8491.2

Notes

SUT Notes

1 U320 15K 36GB SCSI disk with EXT2 for OS
Software RAID0 stripe over 4 disks attached to external LSI channel & 3 disks attached to internal LSI channel for fileset
Software RAID0 stripe over 4 disks attached to external LSI channel & 3 disks attached to internal LSI channel for logs
Memory configuration 8 x 2GB PC2100 DIMMs
Hyper-Threading enabled
Adjacent Sector Prefetch enabled in BIOS, default disabled

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.core.wmem_max = 10000000, maximum send socket buffer size, default 65535
- net.core.wmem_default = 10000000, default send socket buffer size, default 65535
- net.core.optmem_max = 10000000, default 10240
- net.core.hot_list_length = 10000, maximum number of skb-heads to be cached, default 128
- net.ipv4.tcp_rmem = 30000000 30000000 30000000, maximum TCP read-buffer space allocatable, default 4096 87380 174760
- net.ipv4.tcp_wmem = 30000000 30000000 30000000, maximum TCP write-buffer space allocatable, default 4096 16384 131072
- net.ipv4.tcp_mem = 30000000 30000000 30000000, maximum TCP buffer space, default 31744 32256 32768
- fs.file-max = 524288, maximum number of open files, default 1024
- net.ipv4.ip_local_port_range 1024 65536
- net.core.netdev_max_backlog=300000, number of unprocessed input packets before kernel starts dropping them, default 300
- net.ipv4.tcp_max_tw_buckets = 2000000, set TCP time-wait bucket pool size, default 180000
Kernel is Red Hat Linux (2.4.21-4.EL-lsi4). See IBM-20040228-x365-config.txt
Each NIC IRQ bound to a seperate logical processor
Each NIC's TX queue length set to 40000 via ifconfig, default 100
Log & fileset partition mounted with "noatime,nodiratime", no inode access time updating
ulimit -n 254108, default 1024

HTTPS Software Notes

Zeus Configuration
- tuning!so_wbuff_size 1048576
- tuning!softservers no
- tuning!cbuff_size 65536
- tuning!clientfirst_optimise yes
- tuning!ssl_sessioncache_size 9109
- tuning!sendfile yes
- tuning!sendfile_minsize 1
- tuning!sendfile_maxsize 2147483647
- tuning!listen_queue_size 8192
- tuning!keepalive_timeout 20
- tuning!keepalive_max 8000
- tuning!maxaccept 64
- tuning!num_cgid 8
- tuning!unique_bind yes
- tuning!bind_any no
- tuning!modules!cgi!enabled yes
- tuning!isapi!enabled yes
- modules!security!enabled yes
Virtual Server Configuration
- ip_name = server
- bindaddr = 192.0.1.100,192.0.2.100,192.0.3.100,192.0.4.100,192.0.5.100,192.0.6.100,192.0.7.100,192.0.8.100
See IBM-Zeus-tuning-20021224.txt for a description of the Zeus tuning parameters
ISAPI Source code is available in the SPECweb99_SSL support docs as HP-20020724-API.tar.gz

HTTP API Notes

Zeus ISAPI interface used
Zeus PEPP 0.8 ISAPI used for Dynamic content
./Configure --ssl=yes --64bit=no --sendfile=yes

Network Notes

Networking Tunable Parameters:
e1000 parameter: TxIntDelay = 32, change transmit interrupt delay, default 64

Client Notes

Client code generated with ./configure --enable-posix-threads
net.ipv4.ip_local_port_range 1024 65535

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	2608	99.7%	7223.7	362.2	2.76	331.0
2	2616	100.0%	7256.3	360.5	2.77	332.5
3	2616	100.0%	7251.8	360.8	2.77	332.3

Tue Mar 7 16:36:20 2006

First published at SPEC.org on 16-Mar-2004