I am curious what use case would require that many small files? Couldn't you
simply increase the individual filesize to 20MB or 50MB?
-Ryan
-----Original Message-----
From: wireshark-users-bounces@xxxxxxxxxxxxx
[mailto:wireshark-users-bounces@xxxxxxxxxxxxx] On Behalf Of Joseph Laibach
Sent: Wednesday, May 19, 2010 11:49 AM
To: Community support list for Wireshark
Subject: Re: [Wireshark-users] tshark or dumpcap ring buffer limitations
Jaap,
Sounds great, but I have no clue about compiling. Looks like it's
time for some more reading and experimenting.
Thanks
Joe
-----Original Message-----
From: wireshark-users-bounces@xxxxxxxxxxxxx
[mailto:wireshark-users-bounces@xxxxxxxxxxxxx] On Behalf Of Jaap Keuter
Sent: Wednesday, May 19, 2010 2:35 PM
To: Community support list for Wireshark
Subject: Re: [Wireshark-users] tshark or dumpcap ring buffer limitations
Hi,
It's hardcoded, so you can get the source, increase the limit, recompile and
go.
Thanks,
Jaap
On 05/19/2010 08:17 PM, Joseph Laibach wrote:
> Is there a way to remove that limit or override it?
>
> Thanks
>
> Joe
>
> -----Original Message-----
> From: wireshark-users-bounces@xxxxxxxxxxxxx
[mailto:wireshark-users-bounces@xxxxxxxxxxxxx] On Behalf Of Jaap Keuter
> Sent: Wednesday, May 19, 2010 2:07 PM
> To: Community support list for Wireshark
> Subject: Re: [Wireshark-users] tshark or dumpcap ring buffer limitations
>
> On 05/19/2010 07:38 PM, Joseph Laibach wrote:
>> All,
>>
>> I'm running a continuous capture of data. I'm trying to use a ring
>> buffer of 25000 files with an 8mb file size. The problem is that the
>> ring buffer starts overwriting after 10000 files. I've tried it with
>> dumpcap and tshark. The command is using the -b files:25000 -b
>> filesize:8192. Is there a limitation to the size of the ring buffer for
>> dumpcap and/or tshark?
>>
>> Thanks
>>
>> Joe
>>
>> - Wireshark V1.2.8
>>
>> - Windows 2003 Server R2 64bit
>>
>> - WinPcap v4.1.1
>>
>
> Hi,
>
> That's a fixed limit:
>
> jaap@host:~/src/wireshark/trunk$ grep RINGBUFFER_MAX_NUM_FILES *.h
> ringbuffer.h:#define RINGBUFFER_MAX_NUM_FILES 10000
>
> Thanks,
> Jaap
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