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From Etienne Koen <etien...@scs-space.com>
Subject RE: OODT buffer size
Date Wed, 12 Nov 2014 15:20:17 GMT
Thanks!

username: etiennek

Cheers

Etienne Koen

Data Processing Systems Engineer

Space Advisory Company

O: +27 (21) 300 0060 I C: +27 (76) 661 0170 I E: etiennek@scs-space.com

________________________________________
From: Mattmann, Chris A (3980) [chris.a.mattmann@jpl.nasa.gov]
Sent: Wednesday, November 12, 2014 5:14 PM
To: Etienne Koen; Khudikyan, Shakeh E (398M)
Cc: mattmann@apache.org; dev@oodt.apache.org
Subject: Re: OODT buffer size

Thanks Etienne, no worries, just tell me your username and I can
grant you permissions. What’s your wiki username?

Cheers,
Chris

++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Chris Mattmann, Ph.D.
Chief Architect
Instrument Software and Science Data Systems Section (398)
NASA Jet Propulsion Laboratory Pasadena, CA 91109 USA
Office: 168-519, Mailstop: 168-527
Email: chris.a.mattmann@nasa.gov
WWW:  http://sunset.usc.edu/~mattmann/
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Adjunct Associate Professor, Computer Science Department
University of Southern California, Los Angeles, CA 90089 USA
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++






-----Original Message-----
From: Etienne Koen <etiennek@scs-space.com>
Date: Wednesday, November 12, 2014 at 4:08 PM
To: Chris Mattmann <Chris.A.Mattmann@jpl.nasa.gov>, Shakeh Khudikyan
<Shakeh.E.Khudikyan@jpl.nasa.gov>
Cc: Chris Mattmann <mattmann@apache.org>, "dev@oodt.apache.org"
<dev@oodt.apache.org>
Subject: RE: OODT buffer size

>Thanks Chris,
>
>It does not seem like I have permissions to create a page for the
>results. I can't get any link on the page you sent which gives me that
>option. I am logged in...
>
>Sorry, maybe I am missing something obvious...
>
>Cheers
>
>Etienne Koen
>
>Data Processing Systems Engineer
>
>Space Advisory Company
>
>O: +27 (21) 300 0060 I C: +27 (76) 661 0170 I E: etiennek@scs-space.com
>
>________________________________________
>From: Mattmann, Chris A (3980) [chris.a.mattmann@jpl.nasa.gov]
>Sent: Wednesday, November 12, 2014 4:12 PM
>To: Etienne Koen; Khudikyan, Shakeh E (398M)
>Cc: mattmann@apache.org; dev@oodt.apache.org
>Subject: Re: OODT buffer size
>
>Thank you Etienne, this is great. I would appreciate you putting up a
>wiki page at:
>
>https://cwiki.apache.org/confluence/display/OODT/Home
>
>
>That captures this information and helps folks to collaborate if you
>have time. If you need permissions on the wiki space just register for
>CWIKI at Apache and tell me your username I¹ll grant you permissions.
>
>As to having a config file in OODT PushPull to set the buffer size,
>there isn¹t one (it relies on whatever the underlying operating
>system uses - so like you found out if you are on Linux flavors, the
>solution you present below is a good way to set this).
>
>HTH!
>
>Cheers,
>Chris
>
>++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>Chris Mattmann, Ph.D.
>Chief Architect
>Instrument Software and Science Data Systems Section (398)
>NASA Jet Propulsion Laboratory Pasadena, CA 91109 USA
>Office: 168-519, Mailstop: 168-527
>Email: chris.a.mattmann@nasa.gov
>WWW:  http://sunset.usc.edu/~mattmann/
>++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>Adjunct Associate Professor, Computer Science Department
>University of Southern California, Los Angeles, CA 90089 USA
>++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>
>
>
>
>
>
>-----Original Message-----
>From: Etienne Koen <etiennek@scs-space.com>
>Date: Wednesday, November 12, 2014 at 8:51 AM
>To: Shakeh Khudikyan <Shakeh.E.Khudikyan@jpl.nasa.gov>
>Cc: Chris Mattmann <mattmann@apache.org>
>Subject: OODT buffer size
>
>>Hi Shakeh,
>>
>>Hope all is well!
>>
>>I am still busy with evaluating OODT... Currently I am exploring the tool
>>using different TCP transfer window sizes. I done this by editing
>>/etc/sysctl.conf and setting the variables
>>
>>net.core.rmem_default
>>net.core.rmem_max
>>net.core.wmem_default
>>net.core.wmem_max
>>
>>I have attached the results I found for varying the transfer window on
>>both the client and server.
>>
>>However, I was unable to found an OODT configuration file to set the
>>buffer size. Is there such file where I can do this?
>>
>>Thanks!
>>
>>Etienne Koen
>>
>>Data Processing Systems Engineer
>>
>>Space Advisory Company
>>
>>O: +27 (21) 300 0060 I C: +27 (76) 661 0170 I E: etiennek@scs-space.com
>>
>>________________________________
>>
>>Disclaimer: This E-mail message, including any attachments, is intended
>>only for the person or entity to which it is addressed, and may contain
>>confidential information. Each page attached hereto must also be read in
>>conjunction with this disclaimer.
>>If you are not the intended recipient you are hereby notified that any
>>disclosure, copying, distribution or reliance upon the contents of this
>>e-mail is strictly prohibited. E.&O.E.
>
>
>________________________________
>
>Disclaimer: This E-mail message, including any attachments, is intended
>only for the person or entity to which it is addressed, and may contain
>confidential information. Each page attached hereto must also be read in
>conjunction with this disclaimer.
>If you are not the intended recipient you are hereby notified that any
>disclosure, copying, distribution or reliance upon the contents of this
>e-mail is strictly prohibited. E.&O.E.
>
>________________________________
>
>Disclaimer: This E-mail message, including any attachments, is intended
>only for the person or entity to which it is addressed, and may contain
>confidential information. Each page attached hereto must also be read in
>conjunction with this disclaimer.
>If you are not the intended recipient you are hereby notified that any
>disclosure, copying, distribution or reliance upon the contents of this
>e-mail is strictly prohibited. E.&O.E.


________________________________

Disclaimer: This E-mail message, including any attachments, is intended only for the person
or entity to which it is addressed, and may contain confidential information. Each page attached
hereto must also be read in conjunction with this disclaimer.
If you are not the intended recipient you are hereby notified that any disclosure, copying,
distribution or reliance upon the contents of this e-mail is strictly prohibited. E.&O.E.

________________________________

Disclaimer: This E-mail message, including any attachments, is intended only for the person
or entity to which it is addressed, and may contain confidential information. Each page attached
hereto must also be read in conjunction with this disclaimer.
If you are not the intended recipient you are hereby notified that any disclosure, copying,
distribution or reliance upon the contents of this e-mail is strictly prohibited. E.&O.E.

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