SPEC SFS 1 Baseline Summary

097.LADDIS (Volume 7, Issue 1, March 1995)


Sun Microsystems, Inc.

SPARCstation/server 20 Model 712

Throughput:

     NFS            Average       
     Throughput     NFS           
     SPECnfs_A93    Response Time 
     Ops/Sec        Milliseconds  
     -------------- ------------- 
     159            15.3
     316            18.1
     479            21.4
     637            22.8
     801            24.4
     964            27.7
     1124           30.6
     1289           35.1
     1445           47.0
     1501           49.9

SPEC SFS 1 Baseline Result:
   1501 SPECnfs_A93 Ops/Sec @ 49.9 msec ==> 150 SPECnfs_A93 Users

Server Hardware
CPU, Memory, & Power
Model Number: SPARCstation/server 20 Model 712
File Processor: 75MHz SuperSPARC II
Number of FPs: 2
Metadata Cache: 20KBI+16KBD on chip
Other Cache: 1MB(I+D) off chip
Host Processor: None
Memory: 128MB
UPS: None
Other Hardware: Ethernet
Server Software
OS Version: Solaris 2.4
Other Software: None
File System: UFS

Load Generators(LGs)
Number of Load Generators: 16
Processes Per Load Generator: 4
Biod_Max_Reads: 2
Biod_Max_Writes: 2

Disk Subsystem & Filesystems (Full Configuration Follows)
# of Disk Controllers: 8
# of Disks: 34
# of File Systems: 35

Network Subsystem (Full Configuration Follows)
# of Net Controllers: 2
# of Networks: 8
Type of Network: Ethernet

Server Tuning (Also see Notes/Tuning below)
Buffer Cache Size: Dynamic
# of NFS Daemons: 64
Fileset Size: 8.6GB

Hardware Availability: Feb-95
Software Availability: Oct-94

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

Notes/Summary Of Tuning Parameters
The adb tool was used to enable UDP checksumming on the load generators.
adb -w /vmunix /dev/kmem
udp_cksum/W 1
udp_cksum?W 1
UDP checksums are enabled by default on the server running Solaris 2.x
maxusers=32 ufs_ninode=48000
ncsize=48000 bufhwm=24000
autoup=600 tune_t_fsflushr=600

Detailed Server Description
Network Subsystem
2 Sbus Quad Ethernet Controller (SQEC)
8 Etnernets(N01-N08): 2 LGs each

Disk Subsystem & Filesystems
Controller 01: FSBE Ethernet/SCSI Controller
Disk: Sun 535MB Contents: OS, swap
SPARCstorage Array=SSA, Fibre Channel SBus Card=FC25/S,
Fibre Channel Optical Module=FC25/OM
SSA #1: 20 Sun 1.05GB disks, 1 FC25/S, 1 FC25/OM and
6 SCSI-2 Host Adapter (HA) within SSA
ctl 02(OM1/HA1): Disks 01-05, F01-F05
ctl 03(OM1/HA2): Disks 06-10, F06-F10
ctl 04(OM1/HA3): Disks 11-15, F11-F15
ctl 05(OM1/HA4): Disks 16-20, F16-F20
ctl 06(OM1/HA5): Disks 21-25, F21-F25
ctl 07(OM1/HA6): Disks 26-30, F26-F30
Controller 08: FSBE Ethernet/SCSI Controller
Disk: 2 Sun 1.05GB disks, Disks 31-32, F31-32

Detailed Load Generator (LG) Description
Load Gen. Type Model # of CPUs RAM OS Compiler
LG1 SPARCstation 2 1 32MB SunOS4.1.3 /bin/cc
LG2 SPARCstation 10/40 1 48MB SunOS4.1.3 /bin/cc

Testbed Configuration
       Load Generator Load Generator         Target     
       Number         Type           Network Filesystems     Notes
       -------------- -------------- ------- --------------- -------------
       01/09          LG2/LG1        N01/N05 F01,F06,F11,F16 Default
       02/10          LG1/LG1        N01/N05 F21,F26,F02,F07 Default
       03/11          LG1/LG1        N02/N06 F12,F17,F22,F27 Default
       04/12          LG1/LG1        N02/N06 F03,F08,F13,F18 Default
       05/13          LG1/LG1        N03/N07 F23,F28,F04,F09 Default
       06/14          LG1/LG1        N03/N07 F14,F19,F24,F29 Default
       07/15          LG1/LG1        N04/N08 F05,F10,F15,F20 Default
       08/16          LG1/LG1        N04/N08 F25,F30,F31,F32 Default

Questions? Concerns? Send mail to utpds@cs.utk.edu