[Devel] Re: Pid namespaces problems

[Denis V. Lunev]

Daniel Lezcano wrote:
> Denis V. Lunev wrote:
>> Daniel Lezcano wrote:
>>
>>>  * the first one is the locking of the network namespace list by
>>> rtnl_lock, so from the timer callback we can not browse the network
>>> namespace list to check the age of the routes. It is a problem I would
>>> like to talk with Denis if he has time
>>
>> From my point of view, the situation is clear. The timer should be
>> per/namespace. The situation is completely different as one in IPv4.
> 
> We thought to make a timer per namespace for ipv6, but we are a little
> afraid for the performances when there will be a lot of containers.
> Anyway, we can do a timer per namespace and optimize that later. I will
> cook a new patch to take into account that for the next week.

IMHO not a problem. tcp_write_timer is per/socket timer. If this works
efficiently, per/namespace one will work also.
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