[OpenAFS] Stat on files

Jean Praloran jeanpralo@gmail.com
Thu, 7 May 2009 14:58:11 +0200


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>From what I saw in the pcap so far it seems the client receive a packet
twice (DUPLICATE PACKET), then DELAY certainly to reoder packet transmission
and then ping.

I also saw some delay later in the file, coming both from the server and
client.





On Thu, May 7, 2009 at 2:23 PM, Jean Praloran <jeanpralo@gmail.com> wrote:

> For the servers :
>
> NetBSD 4
> Using OpenAFS server 1.4.10
>
> Clients :
> FreeBSD 7.0
> arla 0.91pre
>
> ACLs :
> afs-5 /afs/epitech.net/netsoul # fs la /afs/epitech.net/site/trombi/
> Access list for /afs/epitech.net/site/trombi/ is
> Normal rights:
>   system:administrators rlidwka
>   system:anyuser rl
>   sb rlidwk
>   juanito rlidwka
>
>
>
>
>
> On Thu, May 7, 2009 at 2:19 PM, Jeffrey Altman <
> jaltman@secure-endpoints.com> wrote:
>
>> Jean:
>>
>> Please specify the operating system, afs client version, and the
>> permissions that you have on the directory you are listing.
>>
>> Jeffrey Altman
>>
>> Jean Praloran wrote:
>> > Hi,
>> >
>> > I am using AFS since about two years ago, and I was wondering if this
>> > behaviour was normal as it's happening since the very beggining.
>> >
>> > I have a directory  with about 7000 files in it, and it can take up to
>> > five minutes sometimes to perform an ls -l in it.
>> >
>> > I made a capture of the network transaction and noticed that I was not
>> > doing anything about the the status
>> > of the files during 30 or even 45 seconds sometines, there just some RX
>> > transactions from the cache manager
>> > to the file server every 4 seconds, and suddenly the cache manager
>> > re-restart to ask files' status.
>> >
>> >
>> > I am not sure I was clear about my problem, if anybody is interested in
>> > helping I can provide a pcap :)
>> >
>> > Thx.
>> >
>> >
>> > --
>> > Praloran Jean
>>
>
>
>
> --
> Praloran Jean
>



-- 
Praloran Jean

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>From what I saw in the pcap so far it seems the client receive a packet twi=
ce (DUPLICATE PACKET), then DELAY certainly to reoder packet transmission a=
nd then ping.<br><br>I also saw some delay later in the file, coming both f=
rom the server and client.<br>
<br><br><br><br><br><div class=3D"gmail_quote">On Thu, May 7, 2009 at 2:23 =
PM, Jean Praloran <span dir=3D"ltr">&lt;<a href=3D"mailto:jeanpralo@gmail.c=
om">jeanpralo@gmail.com</a>&gt;</span> wrote:<br><blockquote class=3D"gmail=
_quote" style=3D"border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt=
 0pt 0.8ex; padding-left: 1ex;">
For the servers :<br><br>NetBSD 4<br>Using OpenAFS server 1.4.10<br><br>Cli=
ents :<br>FreeBSD 7.0<br>arla 0.91pre<br><br>ACLs :<br>afs-5 /afs/<a href=
=3D"http://epitech.net/netsoul" target=3D"_blank">epitech.net/netsoul</a> #=
 fs la /afs/<a href=3D"http://epitech.net/site/trombi/" target=3D"_blank">e=
pitech.net/site/trombi/</a><br>

Access list for /afs/<a href=3D"http://epitech.net/site/trombi/" target=3D"=
_blank">epitech.net/site/trombi/</a> is<br>Normal rights:<br>=A0 system:adm=
inistrators rlidwka<br>=A0 system:anyuser rl<br>=A0 sb rlidwk<br>=A0 juanit=
o rlidwka<div>
<div></div><div class=3D"h5"><br><br><br><br>
<br><div class=3D"gmail_quote">On Thu, May 7, 2009 at 2:19 PM, Jeffrey Altm=
an <span dir=3D"ltr">&lt;<a href=3D"mailto:jaltman@secure-endpoints.com" ta=
rget=3D"_blank">jaltman@secure-endpoints.com</a>&gt;</span> wrote:<br><bloc=
kquote class=3D"gmail_quote" style=3D"border-left: 1px solid rgb(204, 204, =
204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">

Jean:<br>
<br>
Please specify the operating system, afs client version, and the<br>
permissions that you have on the directory you are listing.<br>
<font color=3D"#888888"><br>
Jeffrey Altman<br>
</font><div><div></div><div><br>
Jean Praloran wrote:<br>
&gt; Hi,<br>
&gt;<br>
&gt; I am using AFS since about two years ago, and I was wondering if this<=
br>
&gt; behaviour was normal as it&#39;s happening since the very beggining.<b=
r>
&gt;<br>
&gt; I have a directory =A0with about 7000 files in it, and it can take up =
to<br>
&gt; five minutes sometimes to perform an ls -l in it.<br>
&gt;<br>
&gt; I made a capture of the network transaction and noticed that I was not=
<br>
&gt; doing anything about the the status<br>
&gt; of the files during 30 or even 45 seconds sometines, there just some R=
X<br>
&gt; transactions from the cache manager<br>
&gt; to the file server every 4 seconds, and suddenly the cache manager<br>
&gt; re-restart to ask files&#39; status.<br>
&gt;<br>
&gt;<br>
&gt; I am not sure I was clear about my problem, if anybody is interested i=
n<br>
&gt; helping I can provide a pcap :)<br>
&gt;<br>
&gt; Thx.<br>
&gt;<br>
&gt;<br>
&gt; --<br>
&gt; Praloran Jean<br>
</div></div></blockquote></div><br><br clear=3D"all"><br></div></div>-- <br=
><font color=3D"#888888">Praloran Jean<br>
</font></blockquote></div><br><br clear=3D"all"><br>-- <br>Praloran Jean<br=
>

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