Re: Is fdisk broken?

2013-03-22 Thread Bruce Evans
On Fri, 22 Mar 2013 mla_str...@att.net wrote: I recently bought a 4 TB usb disk drive and discovered that it reported a sector size of 4096 bytes instead of the traditional 512 bytes. This is apparently necessary because there may be a 32 bit sector number field somewhere in the usb mass

Re: kernel profiling: spinlock_exit consumes 36% CPU time.

2008-10-08 Thread Bruce Evans
On Tue, 7 Oct 2008, John Baldwin wrote: On Tuesday 07 October 2008 07:44:00 am wrote: Hi, folks, I did kernel profiling when a single thread client sends UDP packets to a single thread server on the same machine. In the output kernel profile, the first few kernel functions that consumes

Re: Realtek 8111B LAN Chipset

2008-01-20 Thread Bruce Evans
On Sat, 19 Jan 2008, Greg Mars wrote: I'm buying parts for a computer and want to make sure that the core components are as freebsd friendly as possible. So far, I've decided on a core 2 quad q6600 and I'm choosing the motherboard now. Me2 (unless I wait for a newer generation of CPUs).

Re: (S)ATA performance in FBSD 6.2/7.0

2007-03-02 Thread Bruce Evans
On Fri, 2 Mar 2007, Brooks Davis wrote: Also, you should time the actual copy and do the math to verify that vmstat is actually producing valid results. It's possible there's a bug in vmstat or the underlying statistics it uses. There is certainly a bug in the underlying statistics. For ATA

Re: very big files on cd9660 file system

2005-08-19 Thread Bruce Evans
On Fri, 19 Aug 2005, Mikhail Teterin wrote: I have a cd9660 image with several files on it. One of the files is very large (above 4Gb). When I mount the image, the size of this file is shown as realsize % 4Gb -- 758876749 bytes instead of 5053844045. What should I blame: 1) The

Re: Anyway to extract a large file from EXT2FS filesystem?

2004-02-17 Thread Bruce Evans
On Tue, 17 Feb 2004, Kris Kennaway wrote: 5BOn Tue, Feb 17, 2004 at 11:16:50AM +0100, Stefan Krantz wrote: On Tue, 17 Feb 2004, Kris Kennaway wrote: On Tue, Feb 17, 2004 at 10:49:47AM +0100, Stefan Krantz wrote: Hi! I would like to extract a large (11GB) tar file on an

Re: Anyway to extract a large file from EXT2FS filesystem?

2004-02-17 Thread Bruce Evans
On Tue, 17 Feb 2004, Tim Robbins wrote: 5BOn Tue, Feb 17, 2004 at 11:16:50AM +0100, Stefan Krantz wrote: I would like to extract a large (11GB) tar file on an ext3 filesystem. But it shows only to be about 3gb large: yabba# ls -la pictures.tar -rw-r--r-- 1 root wheel

Re: Anyway to extract a large file from EXT2FS filesystem?

2004-02-17 Thread Bruce Evans
On Wed, 18 Feb 2004, Tim Robbins wrote: On Wed, Feb 18, 2004 at 11:37:26AM +1100, Bruce Evans wrote: The feature stuff needs to be handled for writing. I discovered that a few minutes after posting the patch :-) I decided to take the lazy way out for now and to return EFBIG if we would need

Re: problems with filesystems 1TB

2004-01-22 Thread Bruce Evans
On Wed, 21 Jan 2004, Eric wrote: i have been trying (for many moons now) to create a filesystem larger than 1TB. I've had a variety of RAID controllers in my boxes, and I have 250GB drives, so it adds up quick. I've also tried doing this with vinum, but that fails too. i've searched for

Re: Followup to fallback to PIO mode on dual processor AMD systems

2003-01-02 Thread Bruce Evans
On Thu, 2 Jan 2003, Bruce Campbell wrote: At present, I don't suspect bad media because the error message is WRITE command timeout tag=0 serv=0 which doesn't suggest a specific sector/track etc, and running with UDMA33 instead of UDMA100 makes the problem appear to vanish. The fallback is