[chimerax-users] Chimerax 1.2.5/CentOS-7 Rizen cpu: WARNING: RDRND generated: 0xffffffff 0xffffffff 0xffffffff 0xffffffff

[Tristan Croll]

This might be helpful: https://www.reddit.com/r/archlinux/comments/ggq206/rdrnd_issues_with_amd_3k_cpu/
________________________________
From: ChimeraX-users <chimerax-users-bounces at cgl.ucsf.edu> on behalf of Tru Huynh via ChimeraX-users <chimerax-users at cgl.ucsf.edu>
Sent: 25 June 2021 13:15
To: chimerax-users at cgl.ucsf.edu <chimerax-users at cgl.ucsf.edu>
Subject: [chimerax-users] Chimerax 1.2.5/CentOS-7 Rizen cpu: WARNING: RDRND generated: 0xffffffff 0xffffffff 0xffffffff 0xffffffff

Hi

I have just installed the centos7 rpm (and rpm2cpio into our NFS shared
software installation tree).

tru at sillage ~]$ chimerax
WARNING: CPU random generator seem to be failing, disabling hardware random number generation
WARNING: RDRND generated: 0xffffffff 0xffffffff 0xffffffff 0xffffffff

is diplayed upon startup on my desktop:
/proc/cpuinfo:
model name      : AMD Ryzen 9 3900X 12-Core Processor
stepping        : 0
microcode       : 0x8701012
..
fpu             : yes
fpu_exception   : yes
cpuid level     : 16
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc art rep_good nopl nonstop_tsc extd
_apicid aperfmperf eagerfpu pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit
 wdt tce topoext perfctr_core perfctr_nb bpext perfctr_l2 cpb cat_l3 cdp_l3 hw_pstate sme retpoline_amd ssbd ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 cqm rdt_a rdseed adx smap clflushopt clwb sha_ni xsave
opt xsavec xgetbv1 cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local clzero irperf xsaveerptr arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave
_vmload vgif umip overflow_recov succor smca
...

No error is shown on other machines equipped with: Intel(R) Xeon(R) Silver 4114 CPU @ 2.20GHz

Cheers

Tru


--
Tru Huynh (PhD) | mailto:tru at pasteur.fr | tel +33 1 45 68 87 37
https://research.pasteur.fr/en/team/structural-bioinformatics/
Institut Pasteur, 25-28 rue du Docteur Roux, 75724 Paris CEDEX 15 France
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