Hi, Grabbed, compiled, and installed it. I'll report back. It is now in use on my router, so I'll see if anything like this happens again.
Uwe ----- Uwe Schindler H.-H.-Meier-Allee 63, D-28213 Bremen http://www.thetaphi.de eMail: u...@thetaphi.de > -----Original Message----- > From: Simon Kelley [mailto:si...@thekelleys.org.uk] > Sent: Monday, January 04, 2016 6:19 PM > To: Uwe Schindler <u...@thetaphi.de> > Cc: dnsmasq-discuss@lists.thekelleys.org.uk; 'Kevin Darbyshire-Bryant' > <ke...@darbyshire-bryant.me.uk> > Subject: Re: [Dnsmasq-discuss] CPU spin in master > > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA256 > > Please use test4, which fixes the problem (again!) > > Cheers, > > Simon. > > > On 04/01/16 17:07, Uwe Schindler wrote: > > Hi, > > > > I'll try. Unfortunately I have to provoke the spinning somehow. I > > just installed the test version, was happy, and a few minutes back > > it was no longer responding. TOP showed 99% CPU. > > > > By the way, box is a VIA C7 standard x86 box (32 bits), not MIPS > > like Kevin's. > > > > Uwe > > > > ----- Uwe Schindler H.-H.-Meier-Allee 63, D-28213 Bremen > > http://www.thetaphi.de eMail: u...@thetaphi.de > > > > > >> -----Original Message----- From: Simon Kelley > >> [mailto:si...@thekelleys.org.uk] Sent: Monday, January 04, 2016 > >> 6:04 PM To: Uwe Schindler <u...@thetaphi.de> Cc: > >> dnsmasq-discuss@lists.thekelleys.org.uk Subject: Re: > >> [Dnsmasq-discuss] CPU spin in master > >> > > Yes, the fix is in test3. Can you build with debug symbols > > > > make CFLAGS=-g > > > > > > and run under gdb, to find where it's spinning? > > > > > > Cheers, > > > > Simon > > > > > > On 04/01/16 17:01, Uwe Schindler wrote: > >>>> Hi, > >>>> > >>>> ALARM: I compiled "2.76test3" and now it is spinning with > >>>> 100% CPU on my box, box responds slow or not at all on DNS > >>>> query. Was the fix included in "test3"? I updated from 2.75 > >>>> to 2.76test3 because of the previously mentioned wildcard > >>>> dnssec issue. > >>>> > >>>> Uwe > >>>> > >>>> ----- Uwe Schindler H.-H.-Meier-Allee 63, D-28213 Bremen > >>>> http://www.thetaphi.de eMail: u...@thetaphi.de > >>>> > >>>> > >>>>> -----Original Message----- From: Dnsmasq-discuss > >>>>> [mailto:dnsmasq-discuss- boun...@lists.thekelleys.org.uk] > >>>>> On Behalf Of Simon Kelley Sent: Monday, January 04, 2016 > >>>>> 5:15 PM To: dnsmasq-discuss@lists.thekelleys.org.uk > >>>>> Subject: Re: [Dnsmasq-discuss] CPU spin in master > >>>>> > >>>> Think that one's fixed then :) Many thanks. > >>>> > >>>> > >>>> Simon. > >>>> > >>>> > >>>> On 03/01/16 10:42, Kevin Darbyshire-Bryant wrote: > >>>>>>> Router survived the night. No obvious problems noted > >>>>>>> :-) > >>>>>>> > >>>>>>> -- Cheers, > >>>>>>> > >>>>>>> Kevin Sent from my phone, apologies for brevity, > >>>>>>> spelling & top posting > >>>>>>> > >>>>>>>> On 2 Jan 2016, at 17:20, Kevin Darbyshire-Bryant > >>>>>>>> <ke...@darbyshire-bryant.me.uk> wrote: > >>>>>>>> > >>>>>>>> > >>>>>>>> > >>>>>>>>> On 01/01/16 20:27, Simon Kelley wrote: > >>>>>>>>>> On 01/01/16 11:28, Kevin Darbyshire-Bryant wrote: > >>>>>>>>>> Hi Simon, > >>>>>>>>>> > >>>>>>>>>> So this is a pretty vague report of something > >>>>>>>>>> lurking in very recent code.# > >>>>>>>>> It's pretty good really. I stared at the > >>>>>>>>> ARP-caching code and found a fault in the linked > >>>>>>>>> list code that could introduce a cycle and create > >>>>>>>>> exactly the symptoms you're seeing. > >>>>>>>>> > >>>>>>>>> > >>>>>>>>> Git HEAD or 2.76test2 should do it. Please could > >>>>>>>>> you try it? > >>>>>>>> It's compiling as I type - will report back :-) > >>>>>>>>> > >>>>>>>>> > >>>>>>>>> And many thanks for testing my new code! > >>>>>>>> Well if we all played it safe and avoided the > >>>>>>>> bleeding edge stuff nothing would get spotted & fixed > >>>>>>>> would it :-) Someone has to try and I'd hardly regard > >>>>>>>> my home router as life critical (although my niece > >>>>>>>> would have a different opinion on that if she were > >>>>>>>> visiting) > >>>>>>>> > >>>>>>>> Thanks, > >>>>>>>> > >>>>>>>> Kevin > >>>>>>>> > >>>>>>>> > >>>>>>>> _______________________________________________ > > Dnsmasq- > >>>> discuss > >>>>>>>> mailing list Dnsmasq-discuss@lists.thekelleys.org.uk > >>>>>>>> http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss > >>>>>>>> > >>>>>>>> > >>>>>>>> > >>>>>>>> > > > >>>>>>>> > _______________________________________________ Dnsmasq- > >>>> discuss > >>>>>>>> mailing list Dnsmasq-discuss@lists.thekelleys.org.uk > >>>>>>>> http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss > >>>>> > >>>>> > >>>>>>>> > > > >>>>>>>> > _______________________________________________ > >>>>> Dnsmasq-discuss mailing list > >>>>> Dnsmasq-discuss@lists.thekelleys.org.uk > >>>>> http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss > >>>> > >>>> > > > >>>>> > > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v2.0.22 (GNU/Linux) > > iQIcBAEBCAAGBQJWiqmcAAoJEBXN2mrhkTWimYMQAI/P0McloHDUNTkh5Nl > clb3y > nutfRAn9mIzuKZCxdEg+ZdbGyHuZZsJe/KXnXIh5Z12blcBsVQ1VJ64Y5Q62rUkg > vuxLVgvToXYfUzLJSwQqs7TJJ0jH0mydyD3rXkoCY+x76IcX0d4d47UqQYce+vs8 > ppzqxIN2Wi1AuHYrpSCHU0FXUjqqs7fGL3l7RuV8Lsmw6Hz4sksNuwuG6KZkuc > 3P > kmQJcTcXl9Ew0aXeR66MsS0rtN7UUJo0M/DYhijhgmx8MAnGYyA0c6PjNn7BL > SMq > hL1QasBPs2Urb9jYlBi+1LrBB6O5O6vLo/MlqEyQKtAsZUgPXORJeYDFVWuM6F > +N > R5F/Qd1vd+6pvxgCagN2TN9Zvizev29HpO6YSpZ8zGIxuFHpWh9dQQEKnWhe > E0lk > 4SdQWLOYrH6ge3zJC6z74MxyNasB4Hmau2Ttwl7/Bmye2rz7vqOmgx4Gfep1Z > Jr5 > kqIDPWn8EPpjFnTR/hdxoR0S9LTHVZpHTKERVHtpJHni9P4x2LqVuAmvysWdS > FDY > IP7fRRm3cVvxI+Y3a73f1uerBb/80k4fWAFg7tPTpZDD98FdduRT4zUqziYVrHuE > aKEF5iDN6QHlan3Uj/QhmAsDfjgAgDs5fQWnBa2M2QH/F8CIXefz31UcpKkr0y > B1 > IFYcFLCIesL4yt1srpX2 > =8frm > -----END PGP SIGNATURE----- _______________________________________________ Dnsmasq-discuss mailing list Dnsmasq-discuss@lists.thekelleys.org.uk http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss
