Date: Sat, 5 Aug 2006 00:10:22 GMT From: David Xu <davidxu@freebsd.org> To: freebsd-threads@FreeBSD.org Subject: Re: threads/101355: threaded application spents too much time in _umtx_op with libthr Message-ID: <200608050010.k750AMOw071830@freefall.freebsd.org>
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The following reply was made to PR threads/101355; it has been noted by GNATS. From: David Xu <davidxu@freebsd.org> To: freebsd-threads@freebsd.org Cc: Gergely Kovacs <gkovacs@virusbuster.hu>, freebsd-gnats-submit@freebsd.org Subject: Re: threads/101355: threaded application spents too much time in _umtx_op with libthr Date: Sat, 5 Aug 2006 08:00:37 +0800 On Friday 04 August 2006 19:44, Gergely Kovacs wrote: > >Number: 101355 > >Category: threads > >Synopsis: threaded application spents too much time in _umtx_op with > > libthr Confidential: no > >Severity: serious > >Priority: medium > >Responsible: freebsd-threads > >State: open > >Quarter: > >Keywords: > >Date-Required: > >Class: sw-bug > >Submitter-Id: current-users > >Arrival-Date: Fri Aug 04 11:50:09 GMT 2006 > >Closed-Date: > >Last-Modified: > >Originator: Gergely Kovacs > >Release: 6.1-STABLE > >Organization: If your application is malloc hunger, then there is performance problem on 6.x since malloc is protected by single lock, you may try -CURRENT, the malloc was rewritten by Jason Evans on -CURRENT. David Xu
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