[Opendnssec-develop] Test the new sorter

[Matthijs Mekking]

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Hi Rick,

The sorter is being improved for another zone, which has performance
issues in this specific tool.

I just started working on improving the zone_reader. To be continued...


Best regards,

Matthijs

Rick Zijlker wrote:
> Hey,
> 
>  
> 
> I tested the new sorter with the unsorted nl zone. Here is a comparison:
> 
>  
> 
> [root at signer1 rick]# time /usr/local/libexec/opendnssec/sorter -f ./nl
> -w ./nl.sorted2 -m 3600 -t 3600 -o nl.
> 
> Number of records sorted: 8446249
> 
>  
> 
> real    5m24.859s
> 
> user    5m5.311s
> 
> sys     0m18.056s
> 
>  
> 
> [root at signer1 rick]# time ./quicksorter -f ./nl -w ./nl.sorted -m 3600
> -t 3600 -o nl.
> 
> Killed
> 
>  
> 
> real    5m14.711s
> 
> user    0m10.172s
> 
> sys     2m23.606s
> 
>  
> 
>  
> 
> The quicksorter keeps getting killed which results in an incomplete
> sorted zone:
> 
>  
> 
> -rw-rw-r--  1 rick  rick  226143877 Nov 17 16:46 nl
> 
> -rw-r--r--  1 root  root          0 Feb  1 11:28 nl.sorted
> 
> -rw-r--r--  1 root  root  396950529 Feb  1 11:00 nl.sorted2
> 
>  
> 
> Also I don’t see improvement in performance. Even though the sorter is
> not even the bottleneck. The processing is what takes 45-50 minutes.
> 
>  
> 
> Cheers,
> 
> Rick
> 
>  
> 
>  
> 
> *From:* opendnssec-develop-bounces at lists.opendnssec.org
> [mailto:opendnssec-develop-bounces at lists.opendnssec.org] *On Behalf Of
> *Rickard Bellgrim
> *Sent:* woensdag 27 januari 2010 16:47
> *To:* Opendnssec-develop at lists.opendnssec.org
> *Subject:* [Opendnssec-develop] Test the new sorter
> 
>  
> 
> Hash: SHA256
> 
>  
> 
> Hi
> 
>  
> 
> There is a new sorter available in our SVN. Could you test it if you had
> any performance issues, e.g. SIDN? Solves some part of the problem.
> 
>  
> 
> wget http://trac.opendnssec.org/export/2729/home/bjst/quicksorter.c
> 
> gcc -Wall quicksorter.c -o quicksorter
> 
>  
> 
> time ./quicksorter -f <Unsorted zone file> -w <Sorted zone file> -m <SOA
> minimum> -t <DNSKEY ttl> -o <Zone origin>
> 
>  
> 
> Compare the result with
> 
>  
> 
> time /usr/local/libexec/opendnssec/sorter -f <Unsorted zone file> -w
> <Sorted zone file> -m <SOA minimum> -t <DNSKEY ttl> -o <Zone origin>
> 
>  
> 
> It is 10 times faster for me.
> 
>  
> 
> // Rickard
> 
>  
> 

- ------------------------------------------------------------------------

_______________________________________________
Opendnssec-develop mailing list
Opendnssec-develop at lists.opendnssec.org
https://lists.opendnssec.org/mailman/listinfo/opendnssec-develop

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.9 (GNU/Linux)
Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org

iQEcBAEBAgAGBQJLZsMrAAoJEA8yVCPsQCW5NjYH+wQn1pWiRPMEHUzYQYjXqStg
yxgeiaS499x3QUmpECfE6kftTxwjsDe80bXb+W5dmckW1qDGDVG8adyMiUFKHSUQ
oxSWuvtq2DJAPBj+UoDrofpyvSkUMhne8ZuM8XFEEhSydZ56hLFr5HHEoloNMFzw
KwBF0ldKNopigoX5LnPB18Xf1y+C80CqgWEacYbacwL5jvfMSxOSOR54gKzs5Dze
hpjps0z/X17EWtf1jJ+kv8Y4TyZy25WAhiMPdTAMh+dzF1j541mk06G1A0It202f
VAj/XCeDO/0l0oCDyUn63VgphKfSIkcUhD8T6nbdnfyU+Sk6recYajQ0xK73fMs=
=Jwu/
-----END PGP SIGNATURE-----