[Tor-BSD] kernel: ... was killed: out of swap space

teor teor2345 at gmail.com
Mon Feb 19 15:02:41 EST 2018

> On 20 Feb 2018, at 05:51, George Rosamond <george at ceetonetechnology.com> wrote:
> But the best route would be to update security/tor to  I
> *think* it deals with the DDOS'g you're experiencing.

Unfortunately, does not have the DDoS feature.
Please wait for the release, which should be out soon.

In the meantime, please try adjusting:

MaxMemInQueues 1 GB # Or half your free RAM

And please disable CellStatistics and ConnDirectionStatistics.

We could give you better advice if you posted your machine specs
and torrc.

> I can say that the current security/tor-devel ( does deal with
> it, and I see a good number of messages like:
> Feb 19 18:44:21.000 [notice] {HEARTBEAT} DoS mitigation since startup:
> 1083 circuits rejected, 6 marked addresses. 59073 connections closed.
> 1330 single hop clients refused.

The combination of DDoS defence and turning off statistics dropped my
(Linux) relay RAM usage from 6-10 GB to about 1 GB.


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