SPECsfs97.v2 Result

Compaq Computer Corporation :	Compaq AlphaServer DS20
SPECsfs97.v2 =	7612 Ops/Sec (Overall Response Time = 7.46 msec)

Performance

Throughput (ops/sec)	Response (msec)
750	3.9
1505	5.9
2265	6.7
3026	7.3
3774	7.9
4527	8.3
5271	8.8
6052	9.5
6796	10.1
7558	11.6
7612	12.0

Configuration

Server Configuration and Availability
Vendor	Compaq Computer Corporation
Hardware Available	Feb 1999
Software Available	Mar 1999
Date Tested	Jan 1999
SFS License Number	2
Licensee Locations	Nashua, NH

CPU, Memory and Power

Model Name Compaq AlphaServer DS20

Processor 500MHz 21264

# of Processors 2

Primary Cache 64KB(I)+64KB(D) on chip

Secondary Cache 4MB off chip

Other Cache none

UPS N/A

Other Hardware N/A

Memory Size 4 GB

NVRAM Size N/A

NVRAM Type N/A

NVRAM Description N/A

Server Software

OS Name and Version Compaq Tru64 UNIX X4.0F-3

Other Software N/A

File System UFS

NFS version 2

Server Tuning

Buffer Cache Size Dynamic (UBC Cache)

# NFS Processes 96

Fileset Size 73.0 GB

Network Subsystem
Network Type	FDDI
Network Controller Desc.	DEC FDDI Controller (DEFPA-AA)
Number Networks	2 (N1-N2)
Number Network Controllers	2
Protocol Type	UDP

Switch Type N/A

Bridge Type N/A

Hub Type 1 DEChub 900 with 2 DECconcentrator 900TH (DEFHU-MU)

Other Network Hardware N/A

Disk Subsystem and Filesystems

Number Disk Controllers 4

Number of Disks 74

Number of Filesystems 72 (F1-F72)

File System Creation Ops default

File System Config default

Disk Controller Internal Ultra SCSI controller

# of Controller Type 1

Number of Disks 2

Disk Type RZ1CB-VW

File Systems on Disks OS, swap

Special Config Notes Operating System (partitions A and G)

Disk Controller KZPBA-CB (Ultra SCSI)

# of Controller Type 3

Number of Disks 72

Disk Type RZ1CB-VW (4.3 GB Ultra SCSI)

File Systems on Disks 1-F1-F24; 2-F25-F48; 3-F49-F72;

Special Config Notes Partition G was set to 2 GB

Load Generator (LG) Configuration
Number of Load Generators	6
Number of Processes per LG	12
Biod Max Read Setting	6
Biod Max Write Setting	6

LG Type LG1

LG Model Digital Personal WorkStation 500au

Number and Type Processors 1 500MHz 21164A

Memory Size 256MB

Operating System Digital UNIX V4.0E (Rev. 1091)

Compiler cc

Compiler Options N/A

Network Type DEC FDDI Controller (DEFPA-AA)

Testbed Configuration

LG # LG Type Network Target File Systems Notes

1 LG1 N1 F1, F9, F17, F25, F33, F41, F49, F57, F65, F2, F10, F18 N/A

2 LG1 N2 F26, F34, F42, F50, F58, F66, F3, F11, F19, F27, F35, F43

3 LG1 N1 F51, F59, F67, F4, F12, F20, F28, F36, F44, F52, F60, F68

4 LG1 N2 F5, F13, F21, F29, F37, F45, F53, F61, F69, F6, F14, F22

5 LG1 N1 F30, F38, F46, F54, F62, F70, F7, F15, F23, F31, F39, F47

6 LG1 N2 F55, F63, F71, F8, F16, F24, F32, F40, F48, F56, F64, F72

Testbed Configuration
LG #	LG Type	Network	Target File Systems	Notes
1	LG1	N1	F1, F9, F17, F25, F33, F41, F49, F57, F65, F2, F10, F18	N/A
2	LG1	N2	F26, F34, F42, F50, F58, F66, F3, F11, F19, F27, F35, F43
3	LG1	N1	F51, F59, F67, F4, F12, F20, F28, F36, F44, F52, F60, F68
4	LG1	N2	F5, F13, F21, F29, F37, F45, F53, F61, F69, F6, F14, F22
5	LG1	N1	F30, F38, F46, F54, F62, F70, F7, F15, F23, F31, F39, F47
6	LG1	N2	F55, F63, F71, F8, F16, F24, F32, F40, F48, F56, F64, F72

Other Notes

Special Disk Config Notes: A HSZ70 with no writeback cache was connected to each KZPBA controller. Three split bus BA350s were connected to each HSZ70 over 6 points. Disks were distributed over all ports.
bufcache: 15% (600 MB)
vm-ubcbuffers: 1024
maxusers: 4096
vm-ubcdirtypercent: 100
vnode-age: 600
vnode-deallocation-enable: 0
name-cache-hash-size: 16384
buffer-hash-size: 16384
inode-hash-size: 8192
sys-v-mode: 1

Fri Aug 27 10:39:25 1999

First published at SPEC.org on 23-Feb-1999

LG Type	LG1
LG Model	Digital Personal WorkStation 500au
Number and Type Processors	1 500MHz 21164A
Memory Size	256MB
Operating System	Digital UNIX V4.0E (Rev. 1091)
Compiler	cc
Compiler Options	N/A
Network Type	DEC FDDI Controller (DEFPA-AA)