[OpenIndiana-discuss] [cifs-discuss] Timestamp on files

Gordon Ross gordon.w.ross at gmail.com
Thu Dec 22 02:19:38 UTC 2011


OK, in bge0.zip.pcap, frame 73 shows your client setting
the modified time on \temp\iexplore.PNG it just created.

In bge0.rar.pcap, the equivalent operation is frame 87,
and the modified time looks the same.  But then, the
application writes to the same FD, which presumably
updates the modified time.  Application bug?


On Wed, Dec 21, 2011 at 3:55 AM, Nilsen, Vidar <Vidar.Nilsen at palantir.no> wrote:
> No, I am not sure :)
> I've made 3 new captures (attached). But since I do not know what to
> look for, I can't be sure it's all there...
> Playback shows some SMB activity. Hopefully they contain enough
> information this time.
> Filenames are the same as last time.
>
> --
> Vidar
>
>
> -----Original Message-----
> From: Gordon Ross [mailto:gordon.w.ross at gmail.com]
> Sent: 20. desember 2011 04:20
> To: Nilsen, Vidar
> Cc: OpenIndiana-discuss at openindiana.org
> Subject: Re: [cifs-discuss] Timestamp on files
>
> Are you sure you capture all of the relevant traffic in both tests?
> In the "zip" test (which works as you expect?) I don't see any SMB
> operations setting the file timestamp (on iexplore.PNG?) In the "rar"
> test, I don't see any files extracted at all.  Hmm...
>
> On Mon, Dec 19, 2011 at 8:30 AM, Nilsen, Vidar
> <Vidar.Nilsen at palantir.no> wrote:
>> Hi,
>>
>> I have a weird issue with timestamps on cifs-share, as described in
> previous mail.
>> Network captures attached. Syntax: tcpdump -i bge0 -s0 -w
> /tmp/bge0.zip.pcap 'host <IP>'
>> (Is my password public now? :-))
>>
>> Bge0.rar.pcap is activity when unraring.
>> Bge0.zip.pcap is activity when unziping.
>>
>> File from rar archive gets current date as timestamp. File from zip
> keeps original timestamp.
>> I used winrar to extract from both rar and zip.
>>
>> Since previous mail, I have tested uncompress with 7-zip, and can't
> reproduce the problem with that software.
>> But users wont like to switch software, since it "worked before" (on
> windows shares).
>> I've attached 7-zip capture too. Are there different methods for
> opening/writing files over cifs? Maybe one of them are functioning
> "suboptimal"?
>>
>> --
>> Vidar



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