SPEC SFS 1 Baseline Summary

097.LADDIS (Volume 5, Issue 4, December 1993)

Sun Microsystems Inc.

SPARCcluster 1 Model 4

Throughput:

       NFS         Average       
       Throughput  NFS           
       SPECnfs_A93 Response Time 
       Ops/Sec     Milliseconds  
       ----------- ------------- 
       298         15.0          
       594         17.7          
       899         20.6          
       1199        22.5          
       1506        24.6          
       1809        27.9          
       2113        31.2          
       2425        35.6          
       2719        39.8          
       2989        43.5          
       3017        44.4          
       3030        44.5          
       3043        44.6          
       

SPEC SFS 1 Baseline Result:

   3043 SPECnfs_A93 Ops/Sec @ 44.6 msec ==> 304 SPECnfs_A93 Users

Server Hardware

CPU, Memory, & Power
Model Number:               SPARCcluster 1 Model 4
CPU per Host:                2 - 50MHz SuperSPARC
# of Host:                  4
Primary Cache:              20KBI+16KBD on chip
Secondary Cache:            1MB(I+D) off chip
Other Cache:                Ethernet
Memory per Host:            128MB
UPS:                        None
Other Hardware:             2 Ethernet Switches

Server Software
OS Version:                 Solaris 2.3 pre-FCS
Other Software:             ONT
File System:                UFS

Load Generators(LGs)
Number of Load Generators:     30
Processes Per Load Generator:  4
Biod_Max_Reads:                2
Biod_Max_Writes:               2

Disk Subsystem & Filesystems (Full Configuration Follows)
Num Disk Controllers:       12
Num Disks:                  60
Num File Systems:           60 (F1 thru F60)

Network Subsystem (Full Configuration Follows)
Num Net Controllers:        15
Num Networks:               15 (N1 thru N15)
Type Network:               Ethernet

Server Tuning (Also see Notes/Tuning below)
Buffer Cache Size:          Dynamic
Num NFS Daemons:            320
Fileset Size:               15.8GB

Hardware Availability:      Dec-93
Software Availability:      Oct-93

License #:  6
Tested :    Oct-93
By:         Sun
Of:         Mountain View, CA

Notes/Summary Of Tuning Parameters

Host CPU's upgraded to Model 512
set ufs_ninode=16000
set ncsize=16000
set autoup=120
set tune_t_fsflushr=10
set bufhwm=20000
set use_mxcc_prefetch=0
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
3 Ethernet Switches (total)
   Each has 9 Ethernet interfaces.
      4 multiplexed ports - one to each host
      5 non-multiplexed ports - to clients
Switch 1
   5 Networks N1 - N5
Switch 2
   5 Networks N6 - N10
Switch 3
   5 Networks N11 - N15
4 Onboard Ethernet (1/host)
8 SBus Fast Differential SCSI-2/Buffered Ethernet (2/host)

Disk Subsystem & Filesystems
All disks:  Sun 2.1GB.  Each host uses 1 SBus Fast Diff. SCSI-2/Buf. Ethernet
     Host Adapter (#1,4,7,10) and 2 SBus Intelligent SCSI Host Adapters
     Host #1: controllers 1-3, Host #2: 4-6, Host #3: 7-9,  Host #4: 10-12
     D isks 1, 16, 31, and 46:  OS & swap
Controller 1:   disks 1-3, F1-F3
Controller 2:   disks 4-9, F4-F9
Controller 3:   disks 10-15, F10-F15
Controller 4:   disks 16-18, F16-F18
Controller 5:   disks 19-24, F19-F24
Controller 6:   disks 25-30, F25-F30
Controller 7:   disks 31-33, F31-F33
Controller 8:   disks 34-39, F34-F39
Controller 9:   disks 40-45, F40-F45
Controller 10:  disks 46-48, F46-F48
Controller 11:  disks 49-54, F49-F54
Controller 12:  disks 55-60, F55-F60

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 10/40 
       # of CPUs:               1                  
       Main Mem:                128MB              
       OS:                      SunOS 4.1.3        
       Compiler:                /bin/cc            
       

Testbed Configuration

       Load Generator Load Generator         Target          Filesystem    
       Number         Type           Network Filesystems     Mount Options 
       -------------- -------------- ------- --------------- ------------- 
        1/16          LG1/LG1        N1/N8   F1,F16,F31,F46  Default       
        2/17          LG1/LG1        N1/N9   F2,F17,F32,F47  Default       
        3/18          LG1/LG1        N2/N9   F3,F18,F33,F48  Default       
        4/19          LG1/LG1        N2/N10  F4,F19,F34,F49  Default       
        5/20          LG1/LG1        N3/N10  F5,F20,F35,F50  Default       
        6/21          LG1/LG1        N3/N11  F6,F21,F36,F51  Default       
        7/22          LG1/LG1        N4/N11  F7,F22,F37,F52  Default       
        8/23          LG1/LG1        N4/N12  F8,F23,F38,F53  Default       
        9/24          LG1/LG1        N5/N12  F9,F24,F39,F54  Default       
        10/25         LG1/LG1        N5/N13  F10,F25,F40,F55 Default       
        11/26         LG1/LG1        N6/N13  F11,F26,F41,F56 Default       
        12/27         LG1/LG2        N6/N14  F12,F27,F42,F57 Default       
        13/28         LG1/LG2        N7/N14  F13,F28,F43,F58 Default       
        14/29         LG1/LG2        N7/N15  F14,F29,F44,F59 Default       
        15/30         LG1/LG2        N8/N15  F15,F30,F45,F60 Default