netdev - Re: why does tcp_v[46]_conn_request not inc MIB stats

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Fri, 14 Sep 2007 20:11:52 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	sri@...ibm.com
Cc:	rick.jones2@...com, netdev@...r.kernel.org
Subject: Re: why does tcp_v[46]_conn_request not inc MIB stats

From: Sridhar Samudrala <sri@...ibm.com>
Date: Mon, 10 Sep 2007 14:54:43 -0700

> looks like it is a hole in the stats. I think we should increment
> LISTENOVERFLOWS or LISTENDROPS in tcp_v[46]_conn_request too if the
> SYN is dropped.

No we should not.

This is limiting embryonic mini-socket creation.  The listen overflow
should only increment when the 3-way handshake completion is aborted
because the listening socket limit is exceeded, which is entirely
different from the embryonic limit.
-
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html