Wednesday, March 21, 2012

Odd SQL Server behavior

Hello everyone,
It seems like I've got a runaway SQL Server process.
Almost without fail, when I'm connected to the Internet
via my cable-modem, the SQL Server process starts to
consume 97-100% of the CPU resources on my machine after
about 45 minutes to 1 hour from the time the process is
started. Not only does it consume almost all my CPU's
power, but the number of packets sent out through the
Ethernet cable grows exponentially to gigantic proportions:
prior to SQL Server going nuts, I see the number of
packages SENT and RECEIVED in the order of a few thousand,
but afterwards the number of SENT packages skyrockets to
several MILLION, and keeps going and going.
When this happens, I cannot stop the SQL Server service,
nor can I kill the process. Only solution I have found up
until now is to reboot.
Any ideas? Could this be some sort of a SQL Server virus?
About my system:
Compaq Evo N600c
Tons of free space; 768MB RAM
Windows 2000 Server SP3
SQL Server 2000 SP3
Please send replies to:
jgiosone AT sofwerks.comThis is symptomatic of the Slammer worm but you are not vulnerable if you
have SP3 installed. You might double-check that SP3 is actually installed
with the following:
SELECT SERVERPROPERTY('ProductLevel')
Also, check to see if you have other unpatched instances on your machine.
See <http://www.microsoft.com/sql/downlo...curitytools.asp> for
information on the SQL Critical Update tool.
Hope this helps.
Dan Guzman
SQL Server MVP
"Jose P. Gisone" <jgisone@.sofwerks.com> wrote in message
news:448d01c3e45b$38ee6410$a301280a@.phx.gbl...
quote:

> Hello everyone,
> It seems like I've got a runaway SQL Server process.
> Almost without fail, when I'm connected to the Internet
> via my cable-modem, the SQL Server process starts to
> consume 97-100% of the CPU resources on my machine after
> about 45 minutes to 1 hour from the time the process is
> started. Not only does it consume almost all my CPU's
> power, but the number of packets sent out through the
> Ethernet cable grows exponentially to gigantic proportions:
> prior to SQL Server going nuts, I see the number of
> packages SENT and RECEIVED in the order of a few thousand,
> but afterwards the number of SENT packages skyrockets to
> several MILLION, and keeps going and going.
> When this happens, I cannot stop the SQL Server service,
> nor can I kill the process. Only solution I have found up
> until now is to reboot.
> Any ideas? Could this be some sort of a SQL Server virus?
> About my system:
> Compaq Evo N600c
> Tons of free space; 768MB RAM
> Windows 2000 Server SP3
> SQL Server 2000 SP3
>
> Please send replies to:
> jgiosone AT sofwerks.com
sql

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