SPEC SFS 1 Baseline Summary

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

Sun Microsystems Inc.

SPARCcenter 2000 (8 CPUs @ 50MHz)

Throughput:

     NFS         Average       
     Throughput  NFS           
     SPECnfs_A93 Response Time 
     Ops/Sec     Milliseconds  
     ----------- ------------- 
     318         14.3          
     632         16.1          
     958         18.5          
     1276        19.6          
     1602        20.7          
     1927        23.1          
     2250        26.0          
     2581        28.8          
     2898        32.7          
     3189        42.7          
     3221        49.2          
     3242        49.4          
     

SPEC SFS 1 Baseline Result:

   3242 SPECnfs_A93 Ops/Sec @ 49.4 msec ==> 324 SPECnfs_A93 Users

Server Hardware

CPU, Memory, & Power
Model Number:               SPARCcenter 2000
CPU:                        50 MHz SuperSPARC
Number of CPUs:             8
Primary Cache:              20KBI+16KBD on chip
Secondary Cache:            2MB(I+D) off chip
Other Cache:                None
Memory:                     1GB
UPS:                        None
Other Hardware:             None

Server Software
OS Version:                 Solaris 2.4
Other Software:             None
File System:                UFS

Load Generators(LGs)
Number of Load Generators:     32
Processes Per Load Generator:  4
Biod_Max_Reads:                2
Biod_Max_Writes:               3

Disk Subsystem & Filesystems (Full Configuration Follows)
# of Disk Controllers:      12
# of Disks:                 72
# of File Systems:          66

Network Subsystem (Full Configuration Follows)
# of Net Controllers:       4
# of Networks:              16
Type of Network:            Ethernet

Server Tuning (Also see Notes/Tuning below)
Buffer Cache Size:          Dynamic
# of NFS Daemons:           300
Fileset Size:               19.9GB

Hardware Availability:      Nov-93
Software Availability:      Aug-94

License #:  6
Tested :    Aug-94
By:         Sun
Of:         Mountain View, CA

Notes/Summary Of Tuning Parameters

maxusers=32                   ufs_ninode=64000
ncsize=64000                  bufhwm=35000
autoup=600                    tune_t_fsflushr=600
IGNORE_KERNEL_PREEMPTION=1    npts=8192


The adb tool was used to enable UDP checksumming on the load generators.
          adb -w /vmunix /dev/kmem
          udp_cksum?W1
          udp_cksum/W1

Detailed Server Description

Network Subsystem
4 SBus Quad Ethernet Controller (SQEC)
  16 ethernets (N1-N16): 2 LGs each


Disk Subsystem & Filesystems
All disks: Sun 2.1 GB
Controller 1: SBus Fast Diff SCSI-2/Buffered Ethernet Card
Disk 67:  OS, code, swap (two file systems)
Disks 68-72: unused
Controller 2-12: SBus Diff/Fast/Wide Intelligent SCSI-2 HA
Controller 2: Disks 1-6, F1-F6
Controller 3: Disks 7-12, F7-F12
Controller 4: Disks 13-18, F13-F18
Controller 5: Disks 19-24, F19-F24
Controller 6: Disks 25-30, F25-F30
Controller 7: Disks 31-36, F31-F36
Controller 8: Disks 37-42, F37-F42
Controller 9: Disks 43-48, F43-F48
Controller 10: Disks 49-54, F49-F54
Controller 11: Disks 55-60, F55-F60
Controller 12: Disks 61-64, F61-F64    Disks 65-66: unused

Detailed Load Generator (LG) Description
 Load Generator Type:  LG1
Model:            SPARCstation 2
# of CPUs:        1
Main Mem          32MB
OS:               SunOS 4.1.3
Compiler:         /bin/cc
     
 Load Generator Type:  LG2
Model:            SPARCstation IPX
# of CPUs:        1
Main Mem          32MB
OS:               SunOS 4.1.3
Compiler:         /bin/cc

 Load Generator Type:  LG3
Model:            SPARCclassic
# of CPUs:        1
Main Mem          32MB
OS:               SunOS 4.1.3
Compiler:         /bin/cc

 Load Generator Type:  LG4
Model:            SPARCstation 10-41
# of CPUs:        1
Main Mem          32MB
OS:               SunOS 4.1.3
Compiler:         /bin/cc


Testbed Configuration
       Load Generator Load Generator         Target          Filesystem
       Number         Type           Network Filesystems     Mount Options
       -------------- -------------- ------- --------------- -------------
       1/17           LG1/LG1        N1/N9   F1,F7,F13,F19   Default
       2/18           LG1/LG2        N1/N9   F25,F31,F37,F43 Default
       3/19           LG1/LG3        N2/N10  F49,F55,F61,F2  Default
       4/20           LG1/LG1        N2/N10  F8,F14,F20,F26  Default
       5/21           LG1/LG1        N3/N11  F32,F38,F44,F50 Default
       6/22           LG1/LG4        N3/N11  F56,F62,F3,F9   Default
       7/23           LG1/LG1        N4/N12  F15,F21,F27,F33 Default
       8/24           LG1/LG3        N4/N12  F39,F45,F51,F57 Default
       9/25           LG1/LG4        N5/N13  F63,F4,F10,F16  Default
       10/26          LG1/LG3        N5/N13  F22,F28,F34,F40 Default
       11/27          LG1/LG3        N6/N14  F46,F52,F58,F64 Default
       12/28          LG1/LG3        N6/N14  F5,F11,F17,F23  Default