On Thu, Jan 27, 2022 at 3:17 PM <manieq....@gmail.com> wrote:
>
> Hi all,
>
> I'm pretty new to OVirt so forgive me if this problems is trivial...
>
> I received an old IBM BladeCenter H chassis with a few HS22 blades. Some of
> them are successfully working in my Ovirt farm, but some not. The
> NonOperational nodes are not used because of missing Westmere model. I use
> 4.3.10 wersion because 4.4 did not supported some old HW (net adapters, IIRC).
>
> The problem is that many blades are almost identical. For example ("Hosts"
> page --> "General" tab --> "Hardware" section):
>
> * BLADE 1 (not working):
> Manufacturer:IBM
> Family:System x
> Product Name:BladeCenter HS22 -[7870H4G]-
> Version:07
> UUID:e36b6686-d111-11df-9dce-e41f13cb90d0
> Serial Number:06FP476
> CPU Model Name:Intel(R) Xeon(R) CPU X5670 @ 2.93GHz
> CPU Type:Intel Nehalem IBRS SSBD Family
> CPU Sockets:2
> CPU Cores per Socket:6
> CPU Threads per Core:2 (SMT Enabled)
>
> * BLADE 2 (working fine):
> Manufacturer: IBM
> Family: System x
> Product Name: BladeCenter HS22 -[7870H4G]-
> Version: 07
> UUID: 30f2fcc8-d0ce-11df-bc12-e41f13cb90cc
> Serial Number: 06FP469
> CPU Model Name: Intel(R) Xeon(R) CPU X5670 @ 2.93GHz
> CPU Type: Intel Westmere IBRS SSBD Family
> CPU Sockets: 2
> CPU Cores per Socket: 6
> CPU Threads per Core: 2 (SMT Enabled)
>
> They have same CPU, same HW model, even S/N shows they were produced in the
> same time. How is it possible to identify X5670 so differently? Any
> hints/suggestions what to check/change?
Most likely they have some different configuration in the BIOS/CMOS/etc. setup.
Perhaps also try comparing the output of 'cat /proc/cpuinfo' between
them, and search general linux documentation about the meaning of the
flags that are different between them.
Good luck and best regards,
--
Didi
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