SPEC SFS 1 Baseline Summary

097.LADDIS (Volume 5, Issue 2, June 1993)

RISC System/6000 POWERserver 580

POWERserver 580

Throughput:

       NFS         Average       
       Throughput  NFS           
       SPECnfs_A93 Response Time 
       Ops/Sec     Milliseconds  
       ----------- ------------- 
       59          13.4          
       118         15.4          
       180         17.1          
       240         17.8          
       300         18.8          
       362         20.1          
       423         22.0          
       483         23.3          
       544         25.6          
       604         27.7          
       615         27.9          
       628         29.1          
       641         30.0          
       652         31.0          
       664         32.4          
       676         34.7          
       689         36.4          
       

SPEC SFS 1 Baseline Result:

   41 SPECnfs_A93 Ops/Sec @ 2 msec ==> 4 SPECnfs_A93 Users

Server Hardware

CPU, Memory, & Power
Model Number:               IBM POWER 62.5*MHz *
CPU:                        Integrated
Number of CPUs:             32KBI+64KBD on chip
Primary Cache:              None
Secondary Cache:            None
Other Cache:                384MB
Memory:                     1 x 1.0 GB
UPS:                        None
Other Hardware:             AIX Version 3.2.3

Server Software
OS & Version:               XL C/6000 Version 1.2.1
File System:                Multi User
Other Software:             AIX/JFS

Load Generators(LGs)
Number of Load Generators:     4
Processes Per Load Generator:  2
Biod_Max_Reads:                2
Biod_Max_Writes:               Controller 1:  IBM SCSI-2 - FC 2410

Disk Subsystem & Filesystems (Full Configuration Follows)
# of Controllers:           12
# of Disks:                 15
# of File Systems:          3

Network Subsystem (Full Configuration Follows)
# of Controllers:           3
# of Networks:              Token-Ring(16 mb)
Type of Network:            Dynamic

Server Tuning (Also see Notes/Tuning below)
Buffer Cache Size:          48
# of NFS Daemons:           3.9GB
Fileset Size:               6

Hardware Availability:      Mar-93
Software Availability:      Mar-93

License #:  703
Tested :    IBM
By:         Roanoke, TX
Of:         11

Notes/Summary Of Tuning Parameters

Server: MAXUPROC=2000,thewall=4096,sb_max=131072,udp_recvspace=130000,udp_sendspace=130000,nfs_char=125000,nfsudpcksum=1.
Server: Token-Ring adapters: mtu=8500,mtu_16=8500
Client: udp_recvspace=64000 Token-Ring adapters: mtu=8500,mtu_16=8500,rec_que_size=150,xmt_que_size=150
Need APAR #IX34049 to set nfs_chars value
Need APAR #IX34049 to set nfs_chars value

Detailed Server Description

Network Subsystem
1 IBM Token-Ring card - FC 2970
1 Token-Ring (N2): 2 LGs
1 IBM Token-Ring card - FC 2970
1 Token-Ring (N3): 2 LGs
Load Generator Type:
Model:

Disk Subsystem & Filesystems
Disks:  1 - IBM 1.0 GB - FC 2555
Contents:  OS, page space, JFS log
Disks:  4 - IBM 1.0 GB - FC 2555
Contents:  F1-F4
Disks:  1 IBM 1.0 GB - FC 2555
Contents:  JFS log device
Controller 2:  IBM SCSI-2 - FC 2831
Disks:  11 - IBM 1.2GB - FC 2590 (see notes)
Contents:  F5-F15
Disks:  1 - IBM 1.2GB - FC 2590 (see notes)
Contents:  JFS log device
1 IBM Token-Ring card - FC 2970
1 Token-Ring (N1): 2 LGs

Detailed Load Generator (LG) Description

       Load Generator Type: LG1                         
       Model:                   64MB                    
       # of CPUs:               AIX Version 3.2.3       
       Main Mem.:               XL C/6000 Version 1.2.1 
       OS:                                              
       Compiler:                

       Load Generator Type: LG2  
       Model:                    
       # of CPUs:                
       Main Mem.:                
       OS:                       
       Compiler:                

       Load Generator Type: LG3  
       Model:                    
       # of CPUs:                
       Main Mem.:                
       OS:                       
       Compiler:                

       Load Generator Type: LG4  
       Model:                    
       # of CPUs:                
       Main Mem.:                
       OS:                       
       Compiler:                

       Load Generator Type: LG5  
       Model:                    
       # of CPUs:                
       Main Mem.:                
       OS:                       
       Compiler:                

       Load Generator Type: LG6     
       Model:                       
       # of CPUs:                   
       Main Mem.:                   
       OS:                      LG1 
       Compiler:                LG1 
       

Testbed Configuration

       Load Generator Load Generator         Target      Filesystem    
       Number         Type           Network Filesystems Mount Options 
       -------------- -------------- ------- ----------- ------------- 
       3              LG1            N2      F1-F15      Default       
       4              LG1            N2      F1-F15      Default       
       5              LG1            N3      F1-F15      Default       
       6              LG1            N3      F1-F15      Default       
                                                                       
                                                                       
                                                                       
                                                                       
                                                                       
                                                                       
                                                                       
                                                                       
                                                                       
                                                                       
       5              9                                                
       29             11