Nways Campus LAN AIX pre-installation questions

ITEM: RTA000156391



Q:                                                                              
Topic thread:                                                                   
 NWAYS CAMPUS MANAGER SUITE FOR AIX                                             
  NWAYS CAMPUS MANAGER LAN AIX                                                  
                                                                                
I am planning the installation of Nways campus LAN ,  Remon and Traffic         
Monitor on AIX 4.3.2                                                            
I have several questions regarding the directory location where these           
products and their pre-reqs (i.e. DB2) are installed.                           
                                                                                
1) Can the default directory where the above Nways components are               
installed be specified or changed ? i.e                                         
install all NWAYS components (includind remon and traffic mon. onto             
/usr/ntmgmt/nways )                                                             
                                                                               
2) It appears DB2 places itself onto /usr/lpp/db2_05_00 . Can this              
be changed ?                                                                    
                                                                                
3) If DB2 is installed somewhere other than default does NWAYS care ?           
can NWYS be adjusted for this change of DB2 location ?                          
A:                                                                              
The install locations for Nways are not specifiable, i.e., you cannot           
tell Nways where to install. However, you can create the directory              
"mount points" ahead of the install in a separate filesystem or as              
a link to the location in the filesystem you desire and it will appear          
in the actual space you specify but Nways will know it as its location          
using the link. Example, Nways installs in "/usr/CML/....". You could           
create 1) a separate filesystem and mount at "/usr/CML/....", OR,               
2) you could create a softlink (ln command) ahead of install that linked        
"/usr/CML/..." to /usr/whatever.... and Nways would actually put the           
code into the location you desired. This way you would not have to              
change any reference environment variables required by Nways.                   
                                                                                
I don't know about DB2 options. It does install in /usr/lpp/db2_05_00.          
You can use the same "tricks" for this and it should work as well. Check        
with DB2 support to see if there is an option for its install location.         
                                                                                
DB2 uses an AIX UID for the instance owner(nwaysdb2) and an AIX UID             
for the DB2 Administration Server. These are normal AIX UIDs and are            
located in /home filesystem. The actual location of the DB2 code could          
be anywhere as far as Nways is concerned. DB2 has environment variables         
that specify where it is located that you set in profiles. Check with           
DB2 support if actually moving its code location other than just using          
a softlink.                                                                     
                                                                               
                                                                                
Q:                                                                              
Survey Taken:  Service: 1   Library:                                            
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Q:                                                                              
If I decide to go the softlink (symbolic link??) route, is linking my           
destination i.e. /usr/ntmgmt/CML to /usr/CML     enough ?                       
i.e. are there no other directories nways files are located in ?                
                                                                                
also should i change the permissions on this newly created directory            
/usr/ntmgmt/CML ?                                                               
A:                                                                              
No, there are several directories to consider:                                  
/usr/CML                                                                        
/usr/CML/OStore/cache    (created as separate filesystem by the install)       
/usr/rabmv2/cache       (if you plan to install RABM...replaced by JPM)         
/usr/lpp/ODI            (the OBjectStore Db installed/used by Nways)            
/usr/lpp/mgtapptran     (the Application Transported subsystem installed        
                           and used by Nways)                                   
/tmp/ostore          (setup and used by the ObjectStore product)                
As you can see, there several places to consider, making the administrat        
ion of the system much more difficult. The most important part is               
getting these individual filesystems/directories/links established              
properly before install.                                                        
The permissions should be fine if using UMASK 022. You will otherwise           
have to "chmod" them to match the original file & directory values.             
                                                                                
I have installed using this method of separate filesystems and it               
worked fine. I would guess the links to be successful as well but I             
have not done it.                                                              
Q:                                                                              
Survey Taken:  Service: 1   Library:                                            
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Q:                                                                              
In liu of multiple links for DB2 and NWAYS which could be quite messy           
let's say i install these two apps. in their default locations.                 
                                                                                
My objective is to collect a treamendus amount of networks statistics           
(i.e. MIB data from traffic monitor and remon) in which I beleive               
DB2 will store.                                                                 
                                                                                
1) Am I correct in assuming DB2 stores these data (i.e mib data which           
can be graphed) ?                                                               
                                                                                
2) Can I direct remon, Traff mon or DB2 to store them not where DB2            
or Nways is installed but a different directory on my RS/6K  where I            
have plenty of spcae ?                                                          
A:                                                                              
The idea to build separate filesystems for the data storage is a good           
idea.                                                                           
For Nways, the Java Performance Monitor(JPM) uses a JDBC-compliant              
relational database. DB2 is shipped with the purchase of Nways as this          
solution. If DB2 is already in use on the platform, you can create the          
instance in the present installation. From a fresh DB2 install, you             
would want to "isolate" /home/nwaysdb2 as a filesystem.                         
                                                                                
TrafficMonitor has its own built-in RDB(Informix) that has a "maximum"          
size to be configured. Check the TrafficMon docs...anyway, you could            
also "isolate" the database even though its size would be bounded.              
                                                                               
For ReMon, consider "isolating" the "Reports" directory under                   
/usr/LANReMon/rmon/LOGDIR depending on how much your collecting.                
See the User's Guide for any additional info.                                   
                                                                                
S e a r c h - k e y w o r d s:                                                  
ReMon Informix Traffic                                                          
                                                                                
                                                                                
                                                                                
                                                                                
                                                                                
                                                                                
                                                                                
                                                                                
                                                                               


WWQA: ITEM: RTA000156391 ITEM: RTA000156391
Dated: 04/1999 Category: NWAYSAIX
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