Re: [OA Security] Re: [cobalt-security] HDD problems

[OpenAccess System Security <security@xxxxxxxxxxxxxx>]

I just had to go through a RAID rebuild, glad I was on this list per the
notes below.  For what its worth, I found that

Echo 1000 > /proc/sys/dev/md/speed-limit

Provided a nice balance for the rebuild, with RAID using about 10% CPU and
the build moving along quickly.

- Mike
On 2/20/03 10:01 AM, "paul jacobs" <paul@xxxxxxxxxxxxxxxxxx> wrote:

> At 09:38 AM 2/20/2003, you wrote:
> 
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>>> I put a empty 40 gig seagate in the RAQ4R I have and it tells
>>> me it is going to take 3560 min. to rebuild the raid!!.
>> 
>> This was discussed on cobalt-users last week, including a reply from
>> one of the Sun engineers.  The problem in the latest kernel has been
>> found, and a fixed kernel is on its way to QA.  This affects the Qube
>> Pro and the RaQ 4r.  Not sure about XTR.
> 
> That's great.. I would have know this but sun keeps me out of the cobalt
> users list.
> 
> 
>> In the meantime, there's a "hack" to fix the problem.  Execute this at
>> the commandline as root, and then add it to /etc/rc.d/rc.local (so
>> that it runs each time the server gets rebooted):
>> 
>> echo 5000 > /proc/sys/dev/md/speed-limit
> 
> Thanks, This peeked my processor load and slowed down a few websites I
> checked.. and I am local to the network the box sits on so it's not the
> internet connection :(
> 
> 
>> - --
>> Bruce Timberlake
>> 
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>> 
>> _______________________________________________
>> cobalt-security mailing list
>> cobalt-security@xxxxxxxxxxxxxxx
>> http://list.cobalt.com/mailman/listinfo/cobalt-security
> 
> Best Regards,
> Paul Jacobs / SR. Network Manager
> Microsoft  MCP 2000 / Cisco Certified
> Design / Install / Troubleshoot / Optimize /
> Security of WANs / LANs / Data Recovery
> Mon. - Fri. 9AM - 5PM (619)336-1400
> http://www.adv-data.com
> 
> 
> 
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