Re: crash of OpenBSD 6.3 -stable (amd64 MP kernel) - unswapping kills connections

2018-05-02 Thread Infoomatic
thats good news, thanks Philip for the info! In the meantime I disabled swap (as well as ntopng) on my firewalls - this is of course not needed on a firewall and was just a left-over from the initial default install. regards,infoomatic Gesendet: Freitag, 27. April 2018 um 13:50 Uhr Von: "Philip

Re: crash of OpenBSD 6.3 -stable (amd64 MP kernel) - unswapping kills connections

2018-04-27 Thread Philip Guenther
On Thu, Apr 26, 2018 at 11:21 PM, Infoomatic wrote: > > thanks for your input! Actually, I was never really satisfied with the > stability of ntopng, so this problem of the memory leak does not really > surprise me. However, when killing the process, which also means freeing >

Re: crash of OpenBSD 6.3 -stable (amd64 MP kernel) - unswapping kills connections

2018-04-27 Thread Stuart Longland
On 27/04/18 07:21, Infoomatic wrote: > I think it is not an expected behaviour that the system does not handle any > tcp/ip or icmp connections any more until the swap space is fully freed > (which, in my case when ntopng used 3 out of 4GB swap, lastet for nearly 20 > minutes). IMHO, unswapping

Re: crash of OpenBSD 6.3 -stable (amd64 MP kernel) - unswapping kills connections

2018-04-27 Thread Otto Moerbeek
the working set is larger han physical memory, all bets are off. -Otto > > Regards, > infoomatic > > > > Gesendet: Donnerstag, 26. April 2018 um 16:10 Uhr > > Von: "Stuart Henderson" <s...@spacehopper.org> > > An: misc@openbsd.org > >

Re: crash of OpenBSD 6.3 -stable (amd64 MP kernel) - unswapping kills connections

2018-04-26 Thread Infoomatic
det: Donnerstag, 26. April 2018 um 16:10 Uhr > Von: "Stuart Henderson" <s...@spacehopper.org> > An: misc@openbsd.org > Betreff: Re: crash of OpenBSD 6.3 -stable (amd64 MP kernel) - unswapping > kills connections > > On 2018-04-26, Infoomatic <infooma...@gmx.at>

Re: crash of OpenBSD 6.3 -stable (amd64 MP kernel) - unswapping kills connections

2018-04-26 Thread Stuart Henderson
On 2018-04-26, Infoomatic wrote: > Hi, > > Today I discovered some interesting details: I guess ntopng has a memory > leak, thus eating all my 4GB RAM and some 3GB swap - this appeared in the > morning, so after all the backups and heavy traffic occured. > When I fired up a

Re: crash of OpenBSD 6.3 -stable (amd64 MP kernel) - unswapping kills connections

2018-04-26 Thread Infoomatic
Hi, Today I discovered some interesting details: I guess ntopng has a memory leak, thus eating all my 4GB RAM and some 3GB swap - this appeared in the morning, so after all the backups and heavy traffic occured. When I fired up a rcctl stop ntopng the ssh connection stalled. The firewall could