repeated system freezes starting today

G. pegngaryubuntu at gmail.com
Sun Mar 4 10:40:41 UTC 2012


On Sun, Mar 4, 2012 at 11:14 AM, G. <pegngaryubuntu at gmail.com> wrote:
> On Sat, Mar 3, 2012 at 9:04 PM, compdoc <compdoc at hotrodpc.com> wrote:
>>> Eliminated all add on's and problem persists.  Seemed better for a
>>>few days but crashed twice today.  Added a kill option using hot keys
>>>and that worked once to kill chrome but usually the computer just hangs up.
>>
>>>I was using Lubuntu as an alternative and then it ceased working
>> altogether.
>>>Windows 7 seems to work just fine tho I do not use it much, but this makes
>>>me doubt this is a computer problem.
>>
>> I don't think you have ruled out a computer problem yet. The more you
>> describe the symptoms, the more it does sound like a hardware issue.
>>
>> You have to check the SMART data for the hard drive and have a look at:
>> Reallocated Sector Count, Pending Sector Count, and the Offline
>> Uncorrectable count. If any of those have counts, especially the Reallocated
>> Sector Count, the drive is failing. Each time a sector goes bad, the system
>> will freeze if it's trying to use it.
>>
>> Is the laptop overheating? Are there any known incompatibilities with Ubuntu
>> and your hardware?
>>
>> Of course, if nothing is wrong with your hardware, then that leaves
>> modifications you have done to the system.
>>
>> For example, do you always install a proprietary video card driver? (the one
>> not installed by Ubuntu)
>>
>> What tweaks do you do after installing?
>>
>>
>>
> Checking disk utility:
>
> Reallocated Sector Count,  good
> Pending Sector Count  n/a
> Offline  Uncorrectable count. n/a
>
> Disk utility says overall health is good.  Self test says ok.
>
> Temperature is only 68 C, up to 90 is ok.
>
> I know of no incompatibilities.  I do not install a proprietary video card.
>
> After installing, other than adding software, I do not recall any
> other tweaks.  I have removed all add on from the browsers.
>
> Not sure if related, but I can not install Ubuntu 12.  It gets to
> about 30% done and then freezes.  If there were  disk problem, that
> would explain it.
>
> I started with 10.11 on this machine, went to 11.  Problems started
> with 11.10, lots of niggling issues.  This issue is the most vexing.
>
> I am trying Midori to see if it has the same problem as chrome and ff.
>  FF froze twice yesterday with unresponding script message coming up.
> Chrome freezes and does not show that message.
>
> Thanks
>
> garyk


This may account for installation problem:  When installing with
accessibility enabled, choosing "manual partitioning" will crash the
installer. Either choose one of the proposed partitioning schemes or
start the installer without accessibility support (for example,
through the live session). (939450)

garyk




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