[ARGUS] the packet and byte count are unreasonably high

Ming Fu via Argus-info argus-info at lists.andrew.cmu.edu
Mon Nov 11 15:29:40 EST 2024


Hi Carter,

We use the plain default configure command to run the auto configure.

Regards,
Ming

From: Carter Bullard <carter at qosient.com>
Sent: Monday, November 11, 2024 1:12 PM
To: Ming Fu <Ming.Fu at esentire.com>
Cc: Argus <argus-info at lists.andrew.cmu.edu>
Subject: Re: [ARGUS] the packet and byte count are unreasonably high

@ 3.5Gbps we'll tickle the 64-bit counters in argus with a 30s flow duration ... should not be a problem but .... very interesting regarding LBL_ALIGN not being defined ... maybe a real hint ...

Carter
[QoSient]<http://qosient.com/>

Carter Bullard <mailto:carter at qosient.com> • CEO
250 E 53rd Street Suite 501
New York, New York 10022
Phone +1.212.588.9133 • Mobile +1.917.497.9494


On Nov 11, 2024, at 1:08 PM, Ming Fu <Ming.Fu at esentire.com<mailto:Ming.Fu at esentire.com>> wrote:
Hi Carter,

It happens on machine with 10G and machine with multiple 1G interfaces, however, the total throughput is no more than 3.5G at peak.

Regards,
Ming
-----Original Message-----
From: Carter Bullard <carter at qosient.com<mailto:carter at qosient.com>>
Sent: Monday, November 11, 2024 11:36 AM
To: Ming Fu <Ming.Fu at esentire.com<mailto:Ming.Fu at esentire.com>>
Cc: Argus <argus-info at lists.andrew.cmu.edu<mailto:argus-info at lists.andrew.cmu.edu>>
Subject: Re: [ARGUS] the packet and byte count are unreasonably high

And one last question … what is the max bandwidth of the links you're monitoring ?  (10 Gbps ??)
Carter



On Nov 11, 2024, at 11:26 AM, Carter Bullard <carter at qosient.com<mailto:carter at qosient.com>> wrote:

Hey Ming,
Important question … what is the status of the LBL_ALIGN variable in your ./include/argus_config.h file ???
On my systems it is defined …

 % grep LBL_ALIGN ./include/argus_config.h
 include/argus_config.h:#define LBL_ALIGN /**/

Carter

On Nov 11, 2024, at 10:42 AM, Carter Bullard <carter at qosient.com<mailto:carter at qosient.com>> wrote:

Hey Ming,
Based on your earlier email … this should work to generate an argus file with about 24 records in it that would include errant flows as a well as reasonable flows for the same flow ??

% ra -w /tmp/argus.big.counter.flow.out -r argus.vsniff1.2024-10-11-22* - src host 10.61.6.12 and port 62275

If you can grab even tighter times, if you can get the specific flow between 2024-10-11.22:15:06 - 2024-10-11.22:21:15
That should catch normal -> errant -> normal for a single flow …

All ra* programs can write its output to an argus data file, so by using the filter, you can grab the flows you want and create a manageable file ...

Carter

On Nov 11, 2024, at 10:23 AM, Ming Fu <Ming.Fu at esentire.com<mailto:Ming.Fu at esentire.com>> wrote:

Hi Carter,

The problem does not happen often, so unless we search for it on purpose across a large set of archives, we may not see it. We notice the problem mostly because we hit it during a query. I can't reproduce the problem in testing environment.

Is there a command to extract just the affected connection from the original archive file into a smaller archive? There are barriers other than just the size to share the full archive.

Regards
Ming

-----Original Message-----
From: Carter Bullard <carter at qosient.com<mailto:carter at qosient.com>>
Sent: Monday, November 11, 2024 10:12 AM
To: Ming Fu <Ming.Fu at esentire.com<mailto:Ming.Fu at esentire.com>>
Cc: Argus <argus-info at lists.andrew.cmu.edu<mailto:argus-info at lists.andrew.cmu.edu>>
Subject: Re: [ARGUS] the packet and byte count are unreasonably high

Hey Ming,
We were working on this issue last year about this same time …. And in June/July (?) you thought we had fixed the problem …
No problem, just wanting to know if it went away and then came back ??  Or maybe we were just lucky ??

Can you share a recent binary file of a record that is tooooo big ??

Carter




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