Date: Sat, 22 Mar 2014 10:59:55 +0800 From: Erich Dollansky <erichsfreebsdlist@alogt.com> To: cruxpot <cruxpot@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: Another case of the vanishing disk Message-ID: <20140322105955.3dcd0f88@X220.alogt.com> In-Reply-To: <CAPYfQ9znObwccr6cNyJ6N38X=U0YNd7vAN15hdtViz-T0t7LAg@mail.gmail.com> References: <CAPYfQ9z-YUzKDAh3=V3_m1wmDtds4NzcewTq0wLUD9LWt3VaGA@mail.gmail.com> <20140316130936.3f2d18e0@X220.alogt.com> <CAPYfQ9ycxEr%2B-qPBC6qY6tvLrTMqT3guU%2B8q%2BbK2_RAj=WH1tw@mail.gmail.com> <20140316134309.2edc258a@X220.alogt.com> <CAPYfQ9ztmzYWSRoNLJk2Z-mTAdDti48ZOJrKT0LEEpuWf5SqHg@mail.gmail.com> <5325E71D.30800@bluerosetech.com> <CAPYfQ9zGFYRfn2mKzrT%2BPiF%2B-Ve03gn3GFg2Byst0XaMQUC=1A@mail.gmail.com> <20140317082308.29cc140a@X220.alogt.com> <CAPYfQ9zOaVtbbx-VF7OM3zA_QFKJ0vWKO81c25Kmos9jc1JW1Q@mail.gmail.com> <CAPYfQ9w5F3cyeye-6Q6X-SU2W-Bd-JSFROF=XjqXyavVfvwXVQ@mail.gmail.com> <20140322092336.23aeffe9@X220.alogt.com> <CAPYfQ9wrGQfcm6jkwKzcOVX0_EX1pypQmKibzXZs2=W7NMVY%2Bg@mail.gmail.com> <20140322100424.05f163fc@X220.alogt.com> <CAPYfQ9znObwccr6cNyJ6N38X=U0YNd7vAN15hdtViz-T0t7LAg@mail.gmail.com>
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Hi, On Fri, 21 Mar 2014 21:46:08 -0500 cruxpot <cruxpot@gmail.com> wrote: > I was referring to enabling AHCI in the BIOS. Right now the disks are > in some kind of PATA or mixed mode and I do not have ahci_enable > enabled in the rc.conf. I don't know if turning that on will help or > not but it's something I could try. I believe that this is currently one of the best tested parts of any operating system and any hardware. Errors there would be well known. It should also make your machine a tick faster. Just make sure that you have support for it also in your kernel. Erich > > On Fri, Mar 21, 2014 at 9:04 PM, Erich Dollansky > <erichsfreebsdlist@alogt.com> wrote: > > Hi, > > > > On Fri, 21 Mar 2014 20:54:30 -0500 > > cruxpot <cruxpot@gmail.com> wrote: > > > >> I can do that but it was disk 4 this time. Last time it was disk 3 > >> and before that it was it was something else. That is why I > >> suspect the controller or AHCI more than the disks since they all > >> have the same error accrual. > >> > >> I could move the disks to the backup server and see if I get a drop > >> and check error rate there. That is an idea. > > > > yes, just change something. You can also move all disks. This way > > you see if the disks are the source of the problem. AHCI? If this > > would be the problem, there would be a very basic problem with > > FreeBSD or the drives. > > > > Erich > > > >> On Mar 21, 2014 8:23 PM, "Erich Dollansky" > >> <erichsfreebsdlist@alogt.com> wrote: > >> > >> > Hi, > >> > > >> > I would test the disks in a different setup. Can you connect them > >> > to a different machine? Not in one go but disk by disk. > >> > > >> > Can you run the original machine just with one disk using UFS? > >> > > >> > As and example: I have here one disk from a broken machine which > >> > gives problems in my new machine. I do not think that the disk > >> > also got broken the moment the other machine died. So, I will > >> > keep the disk until I can use it in a different environment. > >> > > >> > With other words: strange things happen ones in a while. > >> > > >> > Erich > >> > > >> > > >> > > >> > On Fri, 21 Mar 2014 20:03:43 -0500 > >> > cruxpot <cruxpot@gmail.com> wrote: > >> > > >> > > Well, it happened again five days after the first time. Does > >> > > anyone think that turning on AHCI in the BIOS and the rc.conf > >> > > options will help? BIOS has the latest firmware. Otherwise I am > >> > > going to start replacing hardware. Not sure if I will replace > >> > > the disks or motherboard first since it's so old (circa 2008, > >> > > A8R-MVP). > >> > > > >> > > On Sun, Mar 16, 2014 at 9:47 PM, cruxpot <cruxpot@gmail.com> > >> > > wrote: > >> > > > According to my logs the first occurrence was on July 3rd of > >> > > > last year but that is also as far back as my logs go. I have > >> > > > four logged incidents since that time with the most recent on > >> > > > March 13th, which caused my zfs pool to become corrupt thus > >> > > > bringing it to my attention. I remember this server locking > >> > > > up before that, but I didn't do much investigation and just > >> > > > cold cycled it. I did not really look into it until December > >> > > > which is also when I replaced the PSU and it did not solve > >> > > > the problem. It is possible it has been doing this since the > >> > > > beginning but I am uncertain. > >> > > > > >> > > > On Mar 16, 2014 7:23 PM, "Erich Dollansky" > >> > > > <erichsfreebsdlist@alogt.com> wrote: > >> > > >> > >> > > >> Hi, > >> > > >> > >> > > >> On Sun, 16 Mar 2014 16:29:43 -0500 > >> > > >> cruxpot <cruxpot@gmail.com> wrote: > >> > > >> > >> > > >> > I guess I did shoot myself in the foot on buying these > >> > > >> > drives, but they were $75/each at Best Buy on a sale about > >> > > >> > two years ago and I thought it was too good to pass up. > >> > > >> > > >> > > >> so, you have the problems since two years then? > >> > > >> > >> > > >> Erich > >> > > _______________________________________________ > >> > > freebsd-questions@freebsd.org mailing list > >> > > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > >> > > To unsubscribe, send any mail to > >> > > "freebsd-questions-unsubscribe@freebsd.org" > >> > > >> > > > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to > "freebsd-questions-unsubscribe@freebsd.org"
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