SPEC SFS 1 Baseline Summary

097.LADDIS (Volume 6, Issue 3, September 1994)

Digital Equipment Corporation


AdvantageCluster File Server 3000
Throughput: 

     NFS         Average       
     Throughput  NFS           
     SPECnfs_A93 Response Time 
     Ops/Sec     Milliseconds  
     ----------- ------------- 
     603         7.5           
     1212        8.8           
     1816        9.4           
     2420        10.2          
     3025        11.6          
     3630        13.4          
     4245        16.5          
     4558        19.4          
     4729        23.3          
     4807        25.9          
     4817        26.4
SPEC SFS 1 Baseline Result: 
   4817 SPECnfs_A93 Ops/Sec @ 26.4 msec ==> 482 SPECnfs_A93 Users

Server Hardware 
CPU, Memory, & Power

Model Number:               None

CPU's per host:             1 - 200 MHz DECchip 21064

# of hosts in cluster:      4

Primary Cache:              8 KBI+8KBD

Secondary Cache:            2MB(I+D)

Cluster interconnect:       FDDI

Memory:                     512MB

UPS:                        None

Other Hardware:             1 GIGAswitch



Server Software

OS Version:                 DEC OSF/1 V2.0

Other Software:             None

File System:                UFS



Load Generators(LGs)

Number of Load Generators:     12

Processes Per Load Generator:  7

Biod_Max_Reads:                32

Biod_Max_Writes:               32



Disk Subsystem & Filesystems (Full Configuration Follows)

# of Disk Controllers:      16

# of Disks:                 88

# of File Systems:          84 (F1-F84)



Network Subsystem (Full Configuration Follows)

# of Net Controllers:       4

# of Networks:              1 (N1)

Type of Network:            FDDI



Server Tuning (Also see Notes/Tuning below)

Buffer Cache Size:          Dynamic (UBC)

# of NFS Daemons:           32

Fileset Size:               24.02GB



Hardware Availability:      Apr-94

Software Availability:      Feb-94



License #:  2

Tested :    Apr-94

By:         DEC

Of:         Boxboro, MA
Notes/Summary Of Tuning Parameters 
bufcache: 15% (77 MB)

ubcbuffers: 1024

maxusers: 1024

kudp_usedrc: 0

prmetaonly: 0
Detailed Server Description 
Network Subsystem

4 DEC FDDI Controllers (DEFTA-AA)

   1 FDDI (N1): 12 LGs

2 DECconcentrator 500 (DEFCN-BC)

   (6 LGs per DECconcentrator 500)

1 GIGAswitch (DEFGA-BA)

  (has 2 2-Port FDDI line card)

  1 2-Port FDDI line cards (DEFGL-AA)



Disk Subsystem & Filesystems

Disks: DEC RZ28 2.1GB. Host 1-4: 1 internal dual SCSI disk cntlr

& 3 PMAZ-C dual SCSI disk cntlrs. Disk cntlr: Host 1: 1-4, Host 2:

5-8, Host 3: 9-12, Host 4: 13-16. Host 1-4: Prestoserve Filesystem

Acceletator. OS & swap: dsk 1 on 1a, 23 on 5a, 45 on 9a, 67 on 13a

cntlr disk   filesys   cntlr disk   filesys   cntlr disk   filesys

1a    2-4    F1-F3     6b    33-34  F37-F38   12a   62-64  F52-F54

1b    5-7    F13-F15   7a    35-37  F28-F30   12b   65-66  F62-F63

2a    8-10   F4-F6     7b    38-39  F39-F40   13a   68-70  F64-F66

2b    11-12  F16-F17   8a    40-42  F31-F33   13b   71-73  F76-F78

3a    13-15  F7-F9     8b    43-44  F41-F42   14a   74-76  F67-F69

3b    16-17  F18-F19   9a    46-48  F43-F45   14b   77-78  F79-F80

4a    18-20  F10-F12   9b    49-51  F55-F57   15a   79-81  F70-F72

4b    21-22  F20-F21   10a   52-54  F46-F48   15b   82-83  F81-F82

5a    24-26  F22-F24   10b   55-56  F58-F59   16a   84-86  F73-F75

5b    27-29  F34-F36   11a   57-59  F49-F51   16b   87-88  F83-F84

6b    30-32  F25-F27   11b   60-61  F60-F61



Detailed Load Generator (LG) Description

Load Generator Type:  LG1

Model:            DEC 3000 Model 300

# of CPUs:        1

Main Mem          64MB

OS:               DEC OSF/1 V1.3A

Compiler:         cc



Testbed Configuration

       Load Generator Load Generator         Target                      Filesystem
       Number         Type           Network Filesystems                 Mount Options
       -------------- -------------- ------- --------------------------- -------------
       1              LG1            N1      F1,F22,F43,F64,F4,F25,F46   Default
       2              LG1            N1      F67,F7,F28,F49,F70,F10,F31  Default
       3              LG1            N1      F52,F73,F13,F34,F55,F76,F16 Default
       4              LG1            N1      F37,F58,F79,F18,F39,F60,F81 Default
       5              LG1            N1      F20,F41,F62,F83,F2,F23,F44  Default
       6              LG1            N1      F65,F5,F26,F47,F68,F8,F29   Default
       7              LG1            N1      F50,F71,F11,F32,F53,F74,F14 Default
       8              LG1            N1      F35,F56,F77,F17,F38,F59,F80 Default
       9              LG1            N1      F19,F40,F61,F82,F21,F42,F63 Default
       10             LG1            N1      F84,F3,F24,F45,F66,F6,F27   Default
       11             LG1            N1      F48,F69,F9,F30,F51,F72,F12  Default
       12             LG1            N1      F33,F54,F75,F15,F36,F57,F78 Default
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