perfSONAR User Q&A and Other Discussion

[Brian Tierney <>]

Correction:

run with this argument to clean out the xmldb:

/opt/perfsonar_ps/toolkit/scripts/service_watcher --regular_restart


On Feb 2, 2011, at 11:04 AM, Brian Tierney wrote:

> 
> Jim:
> 
> Looking at http://bwctl.ucsc.edu/toolkit/, your lookup service is down.
> 
> There is an updated 'service_watcher' script that should makes sure it will 
> stay up.
> 
> Here are the steps to install it:
> 
> 
> 1)    Download the file:
> 
> wget -c 
> http://anonsvn.internet2.edu/svn/perfSONAR-PS/trunk/perfSONAR_PS-Toolkit/scripts/service_watcher
> 
> 2)    Change the permissions for the file to enable execution:
> 
> chmod a+x service_watcher
> 
> 3)    Copy the file to the proper location:
> 
> sudo cp service_watcher /opt/perfsonar_ps/toolkit/scripts
> 
> 4)    run the script
> 
> sudo /opt/perfsonar_ps/toolkit/scripts/service_watcher
> 
> 
> Then wait a couple hours, and your services should appear here:
>   https://stats1.es.net/perfSONAR/directorySearch.html
> 
> 
> I'll answer some of your other questions below in a follow up email.
> 
> 
> 
> On Feb 1, 2011, at 9:17 PM, jim warner wrote:
> 
>> I'm not sure I understand exactly what the lookup service is _supposed_ to 
>> do.
>> I think I rummaged through it and attempted to find stuff and decided that
>> reading the book was too much trouble.  I should wait for the movie. I may 
>> have
>> picked up the idea somewhere that the global directory displayed on the
>> perfsonar page is not *the* lookup service and that if I really wanted to 
>> know
>> what what is the data base, I should start writing code.  I'm not sure 
>> where I
>> got that idea -- if there are supported example applications, I missed the 
>> memo.
>> 
>> Also, I have found that there are things listed under "Global Performance
>> Services" that either aren't working or they aren't globally accessible.
>> So it is a list of places you *might* find stuff rather than a directory of
>> where stuff is.
>> 
>> And, yes, to answer your question, I think more of our servers (we have 
>> several)
>> should be listed.  The screen shot shows a server that is globally 
>> invisible.
>> V3.2
>> 
>> Thanks  -jim
>> 
>> 
>> 
>> On 2/1/2011 1:26 PM, Brian Tierney wrote:
>>> Hi all:
>>> 
>>> I'd like to get an idea on how well the perfSONAR Global Lookup Service 
>>> (gLS) is working,
>>> and whether or not we are missing services.
>>> 
>>> If you think your perfSONAR services should be in the gLS, please go here:
>>>   https://stats1.es.net/perfSONAR/directorySearch.html
>>> 
>>> And if you dont find them, let us know (send email to this list).
>>> 
>>> PS: If you are running pS-Performance Toolkit 3.1 or older, please 
>>> upgrade to
>>> version 3.2, as there are some known issues with version 3.1.
>>> 
>>> Thanks.
>>> 
>> 
>> <bwctl-example.png>
> 
>