SPEC SFS 1 Baseline Summary

097.LADDIS (Volume 6, Issue 4, December 1994)

Silicon Graphics

Challenge

Throughput:

     NFS         Average       
     Throughput  NFS           
     SPECnfs_A93 Response Time 
     Ops/Sec     Milliseconds  
     ----------- ------------- 
     503         9.7           
     1007        11.1          
     1511        12.2          
     2014        13.9          
     2518        14.9          
     3027        16.7          
     3526        18.6          
     4018        21.0          
     4529        24.4          
     5029        27.7          
     5519        30.7          
     5785        34.6          
     5863        38.6          
     

SPEC SFS 1 Baseline Result:

   5863 SPECnfs_A93 Ops/Sec @ 38.6 msec ==> 586 SPECnfs_A93 Users

Server Hardware

CPU, Memory, & Power
Model Number:               XL
CPU:                        200MHz MIPS R4400
Number of CPUs:             12
Primary Cache:              16KBI+16KBD on chip
Secondary Cache:            4MB(I+D) off chip
Other Cache:                None
Memory:                     1024MB 4-way interleaved
UPS:                        None
Other Hardware:             FDDI

Server Software
OS Version:                 IRIX 5.3
Other Software:             FDDIXpress, NFS
File System:                EFS

Load Generators(LGs)
Number of Load Generators:     10
Processes Per Load Generator:  20
Biod_Max_Reads:                2
Biod_Max_Writes:               2

Disk Subsystem & Filesystems (Full Configuration Follows)
# of Disk Controllers:      10
# of Disks:                 101
# of File Systems:          100 (FS0-FS99)

Network Subsystem (Full Configuration Follows)
# of Net Controllers:       4
# of Networks:              4 (N1-N4)
Type of Network:            FDDI

Server Tuning (Also see Notes/Tuning below)
Buffer Cache Size:          Dynamic
# of NFS Daemons:           180
Fileset Size:               33GB

Hardware Availability:      Dec-94
Software Availability:      Dec-94

License #:  4
Tested :    Oct-94
By:         Silicon Graphics
Of:         Mountain View, CA

Notes/Summary Of Tuning Parameters

syssegsz = 31000
nfsq_momentum = 5
ncsize = 50000
max_physcolors = 128
All exported filesystems are 500MB in size and exported in wsync mode.

Detailed Server Description

Network Subsystem
VME 1:


VME 2:


Disk Subsystem & Filesystems
Controller 1:  SCSI Fast/Wide Diff
    Disks:  1 SCSI 2GB
        Contents:  OS, swap space
Controllers 2-10: SCIP-SCSI Fast/Wide Diff
    Disks 1-40: 2GB(5400RPM)
    Disks 41-100: 2GB(7200RPM)
Controller 2:  Disks: 1-12, FS3,12,21,30,39,48,57,66,74,81,88,95
Controller 3:  Disks: 13-24, FS4,13,22,31,40,49,58,67,75,82,89,96
Controller 4:  Disks: 25-36, FS5,14,23,32,41,50,59,68,76,83,90,97
Controller 5:  Disks: 37-48, FS6,15,24,33,42,51,60,69,77,84,91,98
Controller 6:  Disks: 49-60, FS7,16,25,34,43,52,61,70,78,85,92,99
Controller 7:  Disks: 61-68, FS8,17,26,35,44,53,62,71
Controller 8:  Disks: 69-80, FS0,9,18,27,36,45,54,63,72,79,86,93
Controller 9:  Disks: 81-92, FS1,10,19,28,37,46,55,64,73,80,87,94
Controller 10:  Disks: 93-100, FS2,11,20,29,38,47,56,65

Detailed Load Generator (LG) Description
 Load Generator Type:  LG1
Model:            Indy
# of CPUs:        1 100MHz MIPS R4000
Main Mem          64MB
OS:               IRIX 5.2
Compiler:         Ansi C, 3.17
     
     
 Load Generator Type:  LG2
Model:            Indy
# of CPUs:        1 150MHz MIPS R4400
Main Mem          64MB
OS:               IRIX 5.2
Compiler:         Ansi C, 3.17


Testbed Configuration
       Load Generator Load Generator         Target      Filesystem
       Number         Type           Network Filesystems Mount Options
       -------------- -------------- ------- ----------- -------------
       1              LG1            N1      FS0-FS19    lbsize=32768
       2              LG1            N1      FS20-FS39   lbsize=32768
       3              LG2            N1      FS40-FS59   lbsize=32768
       4              LG1            N2      FS60-FS79   lbsize=32768
       5              LG2            N2      FS80-FS99   lbsize=32768
       6              LG1            N3      FS0-FS19    lbsize=32768
       7              LG1            N3      FS20-FS39   lbsize=32768
       8              LG2            N3      FS40-FS59   lbsize=32768
       9              LG1            N4      FS60-FS79   lbsize=32768
       10             LG2            N4      FS80-FS99   lbsize=32768