mfi freebsd7

Brian A. Seklecki bseklecki at collaborativefusion.com
Tue Jun 3 01:35:36 UTC 2008


On Mon, 2008-06-02 at 19:31 -0400, kalin m wrote:
> sorry for the double posting....  just to update:


Talk to to your local Dell flunky  -- they bought into that LSI/QLogic
chipset knowing full well that LSI/QLogic's business model was not F/OSS
friendly.

~BAS

> i installed also the linux-megamgr same result:
>  Failed to open driver node /dev/megadev0
> 
> after linking megadev0 to mfi0 it can not see the version...     it gets 
> more and more pathetic by the minute...
> 
> 
> 
> 
> 
> kalin m wrote:
> > thanks Vince...  i didnt wanted to install the linux base because a 
> > lot of kids will be running some 'cool' boards or blogs that probably 
> > have cool linux holes too. but just for the hell of it and for he 
> > purpose to get to the controller i did. it took a while to find the 
> > Linux_MegaCli_1.01.09.zip. it's not on the freebsd site and not on the 
> > LSI site (anymore) either..  anyway after a lot of rpm downloads and 
> > patching and variable changing and fs mountings i get this:
> >
> > # /usr/local/sbin/megacli -adpCount
> >                                    ERROR:Could not detect controller.
> >
> > Controller Count: 0.
> >
> >
> > pretty neat system...
> >
> >
> > now what?!
> >
> >
> >
> >
> > Vince Hoffman wrote:
> >> kalin m wrote:
> >>> megarc, right... read about it..  here:
> >>>
> >>> # megarc -AllAdpInfo help
> >>> usage :
> >>>     cmd -AllAdpInfo
> >>>       : prints info of all cards
> >>>
> >>>
> >>> .....  ok .....
> >>>
> >>> # megarc -AllAdpInfo
> >>>
> >>>    
> >>> **********************************************************************
> >>>          MEGARC MegaRAID Configuration 
> >>> Utility(FreeBSD)-1.04(03-02-2005)             By LSI Logic Corp.,USA
> >>>    
> >>> **********************************************************************
> >>>      [Note: For SATA-2, 4 and 6 channel controllers, please specify
> >>>      Ch=0 Id=0..15 for specifying physical drive(Ch=channel, 
> >>> Id=Target)]
> >>>
> >>>    Type ? as command line arg for help
> >>>
> >>>    No Adapters Found     Error: No MegaRaid Found
> >>>
> >>>
> >>> ?!?!?!  does that mean that there is no raid?  why then the df 
> >>> output? the machine is supposed to have 4 250gig SAS drives.
> >>>
> >>
> >> Its more likely that megarc doesnt support the newer controllers 
> >> which is a shame. you might have more luck with 
> >> sysutils/linux-megacli since that explicitly mentions LSI MegaRAID 
> >> SAS, I wish they would make the util open source though. Will mean 
> >> you need the linux-base port installed and linux.ko loaded.
> >>
> >> A RAID1 config shoudl suit a busy webserver well.
> >>
> >> Vicne
> >>
> >>
> >>
> >>>
> >>> thanks...
> >>>
> >>>
> >>>
> >>>
> >>>
> >>> Vince Hoffman wrote:
> >>>> kalin m wrote:
> >>>>> hi all...
> >>>>>
> >>>>> a hosting facility build a new dedicated server for me and looking 
> >>>>> at the dmesg i see:
> >>>>>
> >>>>> mfi0: <LSI MegaSAS 1078> port 0xec00-0xecff mem 
> >>>>> 0xfc480000-0xfc4bffff,0xfc440000-0xfc47ffff irq 16 at device 0.0 
> >>>>> on pci1
> >>>>> mfi0: Megaraid SAS driver Ver 2.00
> >>>>>
> >>>>> for df i get:
> >>>>> Filesystem       Size    Used   Avail Capacity  Mounted on
> >>>>> /dev/mfid0s1a    496M    197M    259M    43%    /
> >>>>> devfs            1.0K    1.0K      0B   100%    /dev
> >>>>> /dev/mfid0s1e    496M     12K    456M     0%    /tmp
> >>>>> /dev/mfid0s1f    661G    636M    608G     0%    /usr
> >>>>> /dev/mfid0s1d    8.7G    1.4M    8.0G     0%    /var
> >>>>>
> >>>>>
> >>>>> i asked for raid1. i cant find too much information about the mfi 
> >>>>> driver. just that it works with freebsd 7.
> >>>>>
> >>>>
> >>>> you might want to look at sysutils/megarc and possibly 
> >>>> sysutils/linux-megamgr so you can more closely monitor/investigate 
> >>>> your array.
> >>>>
> >>>> Vince
> >>>>
> >>>>> i'll keep looking but - has anybody successfully deployed 
> >>>>> production servers using the LSI MegaSAS 1078 in RAID1 on a very 
> >>>>> busy web server?
> >>>>> is there any loss in performance using that hardware in RAID1?
> >>>>> any performance loss in RAID1 at all?
> >>>>>
> >>>>>
> >>>>> thanks...
> >>>>>
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> >>>>
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-- 
Brian A. Seklecki <bseklecki at collaborativefusion.com>
Collaborative Fusion, Inc.



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