Hi Amir
did you load a ZC driver perhaps?

Alfredo

2017-07-10 11:00 GMT+02:00 Amir Kaduri <[email protected]>:

> OS CentOS 7
> pf_ring version: 6.6.0
>
> On Mon, Jul 10, 2017 at 11:57 AM, Amir Kaduri <[email protected]> wrote:
>
>> Hi,
>>
>> I'm in a situation where I try to remove the pf_ring kernel module.
>> "rmmod pf_ring" gives "rmmod: ERROR: Module pf_ring is in use"
>> "lsmod | grep pf_ring" gives "pf_ring 1234009 20"
>> In this case, I try to find which process uses pf_ring, in order to
>> stop/kill it.
>> I run "ls -l /proc/net/pf_ring/" to hopefully get the list of process-ids
>> of the relevant processes. The problem is that the list gives only "dev"
>> (subdir) "info" (file) and "stats" (subdir). There are no files like (for
>> example) "/proc/net/pf_ring/12345-eth0.23" that can give me an
>> indication who uses the pf_ring kernel module.
>> Any advice on how can I force removing it or at least know who uses it?
>>
>> Thanks,
>> Amir
>>
>
>
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