Date: Wed, 4 Oct 2006 08:41:25 +0530 From: "Joseph Koshy" <joseph.koshy@gmail.com> To: "Martin Cracauer" <cracauer@cons.org> Cc: Jan Zacharias <jan@graphics.cs.uni-sb.de>, Performance/tuning <freebsd-performance@freebsd.org> Subject: Re: Samba Performance problem Message-ID: <84dead720610032011s716955f8q5351e1ca2a6c02f2@mail.gmail.com> In-Reply-To: <20061004021401.GA69704@cons.org> References: <3131aa530609290721o267d55bakff4e801ef4000675@mail.gmail.com> <op.tgnbxpqguaqwyp@bofh.cs.uni-sb.de> <20061004021401.GA69704@cons.org>
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mc> Also make sure that you don't use a giant-locked driver mc> somewhere in the chain to the filessystem and that WITNESS mc> and friends are off. Is this a SMP machine? As a general suggestion, you can use hwpmc(4) and pmcstat(8) to understand where the bottlenecks are. For example, you can capture a system-wide profile and convert it to a set of gmon.out files, one per executable object (kernel, shared libraries, executables) in the system. -- FreeBSD Volunteer, http://people.freebsd.org/~jkoshy
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