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Date: Sun, 21 Sep 2014 15:50:43 +0200 From: Tobias Oberstein <tobias.oberstein@...il.com> To: Eduardo Silva <edsiper@...il.com> CC: LKML <linux-kernel@...r.kernel.org> Subject: Re: SO_REUSEPORT and Unix domain sockets Am 20.09.2014 03:44, schrieb Eduardo Silva: >> >> How can this be used for sockets of type AF_UNIX? >> >> I can only get it working with TCP sockets, not Unix domain sockets. >> >> When using TCP, the incoming clients will get nicely balanced to all >> processes listening. With Unix domain sockets, the incoming clients all get >> connected only to the last started process. >> >> The test code (Python) I was trying is here: >> >> http://stackoverflow.com/questions/23742368/can-so-reuseport-be-used-on-unix-domain-sockets >> >> Any hints appreciated, >> /Tobias > > > Looking at the original patch looks like the implementation is only > done for TCP and UDP: > > http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c617f398edd4db2b8567a28e899a88f8f574798d > Ok, I see. Unfortunate. > UNIX domain sockets use the file system as the address name space, so > SO_REUSEPORT would not be applicable. > Yes, in case of Unix domain sockets, it's about "reusing paths", not ports. Such an option for in-kernel load-balancing of Unix domain sockets would be useful .. /Tobias -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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