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Re: kern/43199: read(2) returns bad size in multithreaded programs
The following reply was made to PR kern/43199; it has been noted by GNATS.
From: Mindaugas Rasiukevicius <rmind%netbsd.org@localhost>
To: Wolfgang Stukenbrock <Wolfgang.Stukenbrock%nagler-company.com@localhost>
Cc: gnats-bugs%NetBSD.org@localhost, kern-bug-people%netbsd.org@localhost,
Subject: Re: kern/43199: read(2) returns bad size in multithreaded programs
Date: Mon, 26 Apr 2010 16:48:06 +0100
Wolfgang Stukenbrock <Wolfgang.Stukenbrock%nagler-company.com@localhost> wrote:
> I'm not realy confirm with the multi-thread implementation in the
> NetBSD-kernel. But I looks to me that the problem is bound to some
> aspects of parallel work on multiple threads.
> There has been no problem up to now if we run the backup of all systems
> and filesystems sequential, but this is not even a sollution for a work
> around, because that takes too much time ....
Do you have a possibility to try to reproduce this on NetBSD 5.x?
The 5.x and newer are fundamentally different in respect to SMP.
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