Date: Tue, 3 Feb 2004 10:34:31 -0800 (PST) From: Tom <tom@sdf.com> To: Jim Zajkowski <jim@jimz.net> Cc: freebsd-hardware@freebsd.org Subject: Re: 4.9-R on IBM xSeries 305 or Dell PowerEdge 650? Message-ID: <20040203103205.L18293@light.sdf.com> In-Reply-To: <C723F19D-55D5-11D8-AC4B-000A95DA58FE@jimz.net> References: <200401281727.58543.zec@tel.fer.hr> <20040128163803.GR35515@freebsd.org.ru> <C723F19D-55D5-11D8-AC4B-000A95DA58FE@jimz.net>
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On Mon, 2 Feb 2004, Jim Zajkowski wrote: > On Feb 2, 2004, at 6:02 PM, Doug White wrote: > > > I have an x335 here, which apart from the keyboard not working due to > > ACPI > > wierdness, functions properly otherwise. Works as expected with ACPI > > disabled. > > On my x335's I've found: > > a. I needed to disable ACPI too. > > b. On 5.1 I needed to step down the number of open tags (camcontrol > tags) to 32 or less to prevent the whole thing from locking up. I think this would be heavily dependent on the type of drives that are installed, and which controller they are connected to? Are you using a RAID controller? > c. On 4.9 I needed to not enable the HTT "processors" or I got sluggish > performance. The real SMP processors work fine. Probably an Intel issue. I understand that Intel has been making incremental improvements to Hyperthreading. In early hyperthreading, enabling it could incur significant processor latency. What kind of processor did you order with your x335? > Same for you? > > --Jim Tom
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