newfs -m for large filesystem

2012-11-23 Thread Ireneusz Pluta
Hello, are the remarks given for the -m option in tunefs(8) and newfs(8) still the same for very large filesystems, or the free-space margin might be safely reduced in these cases? For instance, when I have a 12TB filesystem then the default 8% margin gets close to the value of 1TB, which see

Re: CPAN hanging on ExtUtils::MakeMaker even if installed

2012-02-23 Thread Ireneusz Pluta
W dniu 2012-02-22 19:48, Jaime Kikpole pisze: Is there some way to just "yank" the installed port and revert to the default installed version? The perl itself even from ports is OK, the BSDPAN part is the problem. If you only want a (temporary) solution for the subject problem, you may ( poss

kern.timecounter.hardware change on the fly

2011-11-29 Thread Ireneusz Pluta
Hi all, is it safe to change kern.timecounter.hardware on a busy production system on the fly? Or I better schedule a downtime to do that? It seems I got a bad current selection, somehow, probably as an effect of leaving /etc/sysctl.conf contents of early experimental setup stage of this mach

Drive selection for gmirror

2011-04-28 Thread Ireneusz Pluta
Hello, when selecting SATA drives for gmirror, boot device, connected to an on-board controller, should I look for so-called "enterprise grade", or "raid edition" drives (like for instance http://www.wdc.com/en/products/products.aspx?id=40), or I should rather focus on models closer to "consum

System hangs during heavy sequential write to mfi device

2010-06-22 Thread Ireneusz Pluta
Hello, I have the following LSI adapter: # mfiutil show adapter mfi0 Adapter: Product Name: MegaRAID SAS 84016E Serial Number: P709144809 Firmware: 7.0.1-0075 RAID Levels: JBOD, RAID0, RAID1, RAID5, RAID6, RAID10, RAID50 Battery Backup: present NVRAM: 32K Onboard Memo