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[scorpio810]

For now in your opinion, is better to use your patch or use latest Initial threadripper/epyc support on Zenpower?
https://github.com/ocerman/ze...

[scorpio810]

No microcode has availlable for ryzen and TR now, latest is only for 800F12 (Epyc).
Flashed my B350 Tomahawk to latest 1.C4 beta bios (AGESA version:...

[scorpio810]

Don't panic ! if you not a Linux software programmer or a Gentoo guy this problem not concern you. ;-)

Edit : your CPU is good 1733SUS !...

[scorpio810]

I think you have tried prime95 blend test and memtest86+ multithread mode before?
Disable OpCache control in your BIOS and try again .....

[scorpio810]

Threadripper not Treadripper ...

[scorpio810]

Perhaps a new AGESA coming soon and perhaps also fix OpCache segfault in heavy workloads /compilations ? .... wait and see !
http://forum.gigab...

[scorpio810]

Thank you for your benchs....

[scorpio810]

I think my pre order 1700X bought in 2 april 2017 make segfaults only with CPU core 5 ? script continued without error for the moment ...

...

[scorpio810]

I tried to change my RAM Stick, and enable Opcache (auto) Custom kernel 4.12.5 ASLR ON


No luck ...
latest sticks F4-2400C15-16GVR...

[scorpio810]

I Build a mxe Qt5 cross-compilation environment in a loop for see if segfault or not.
https://community.amd.com/message/2817125#2817125
...

[scorpio810]

Opcache seems to work nice here , i checked compilation time and I don't saw any performance impact.

[scorpio810]

Yes, disable opcache control in your BIOS.
What your motherboard?

[scorpio810]

Not true !
https://www.phoronix.com/forums/foru...566#post966566...

[scorpio810]

Yes I know ! but AMD can know BUILD date by cpu serial, i think?
Malaysia or china chips provenance can play?

[scorpio810]

sudo dmidecode | grep -w ID
cpuid | grep serial...