Mailinglist Archive: opensuse-security (685 mails)

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AW: [suse-security] DOS Attack !!
  • From: Peer Stefan <stefan.peer@xxxxxxxx>
  • Date: Wed, 27 Feb 2002 11:10:23 +0100
  • Message-id: <3559BA35534FD511A1200002557C39B0B086@xxxxxxxxxxxxxxxxxxxxx>
This ain't a bug, this is a feature :-)

No honestly, when there's no resource left for the os it start's killing
processes. Try setting ulimits for specific users/processes in order to
prevent DOS.

cheers,
Stefan

>-----Urspr√ľngliche Nachricht-----
>Von: Dan Am [mailto:suse@xxxxxxxxxx]
>Gesendet: Mittwoch, 27. Februar 2002 10:55
>An: suse-security@xxxxxxxx
>Betreff: [suse-security] DOS Attack !!
>
>
>Hi all, could use a quick hand:
>
>After a lot of DOS on port 21, I then have this in my logfiles:
>
>Feb 26 21:27:16 deLonghi kernel: __alloc_pages: 0-order
>allocation failed
>(gfp=0x1d2/0)
>Feb 26 21:27:16 deLonghi kernel: VM: killing process httpd
>
>"They" also brought down sendmail with this. Q.: Does anybody
>know a fix ?
>What attack is this ? Running Suse 7.3 with Kernel 2.4.
>
>thanks
>dan
>
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