调整配置反馈

[dengju2020]

私有云调整配置反馈：

调整CPU

• ubuntu18.04升级cpu配置要重启才生效，centos则不用
• win2019升级cpu配置后自动关机了，需要手动重新开启，开启后配置是生效的
• win2016升级不会自动关机，但需要重启生效。2008跟2012就正常，配置自动生效

@zexi

[dengju2020]

@zexi

[wanyaoqi]

镜像市场 公共镜像 ubuntu 1804 测试热插 4个 cpu，发现系统操作系统不会 enable 热插的cpu

root@ubuntu18:/opt/cloudroot# lscpu
Architecture:         x86_64
CPU op-mode(s):       32-bit, 64-bit
Byte Order:           Little Endian
CPU(s):               8
On-line CPU(s) list:  0-3
Off-line CPU(s) list: 4-7
Thread(s) per core:   1
Core(s) per socket:   4
Socket(s):            1
NUMA node(s):         1
Vendor ID:            GenuineIntel
CPU family:           6
Model:                79
Model name:           Intel(R) Xeon(R) CPU E5-2640 v4 @ 2.40GHz
Stepping:             1
CPU MHz:              2399.686
BogoMIPS:             4799.37
Virtualization:       VT-x
L1d cache:            32K
L1i cache:            32K
L2 cache:             4096K
L3 cache:             16384K
NUMA node0 CPU(s):    0-3
Flags:                fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss ht syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon rep_good nopl xtopology cpuid pni pclmulqdq vmx ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch invpcid_single pti ssbd ibrs ibpb tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm rdseed adx smap xsaveopt arat

然后在 enable cpus

root@ubuntu18:/opt/cloudroot# chcpu -e 4-7
CPU 4 enabled
CPU 5 enabled
CPU 6 enabled
CPU 7 enabled
root@ubuntu18:/opt/cloudroot# lscpu
Architecture:        x86_64
CPU op-mode(s):      32-bit, 64-bit
Byte Order:          Little Endian
CPU(s):              8
On-line CPU(s) list: 0-7
Thread(s) per core:  1
Core(s) per socket:  8
Socket(s):           1
NUMA node(s):        1
Vendor ID:           GenuineIntel
CPU family:          6
Model:               79
Model name:          Intel(R) Xeon(R) CPU E5-2640 v4 @ 2.40GHz
Stepping:            1
CPU MHz:             2399.686
BogoMIPS:            4799.37
Virtualization:      VT-x
L1d cache:           32K
L1i cache:           32K
L2 cache:            4096K
L3 cache:            16384K
NUMA node0 CPU(s):   0-7
Flags:               fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss ht syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon rep_good nopl xtopology cpuid pni pclmulqdq vmx ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch invpcid_single pti ssbd ibrs ibpb tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm rdseed adx smap xsaveopt arat
root@ubuntu18:/opt/cloudroot# 

[wanyaoqi]

windows 2019 panic on cpu hotplug: https://neosmart.net/wiki/irql-not-less-or-equal/#Symptom_1_8220IRQL_NOT_LESS_OR_EQUAL8221_blue_error_screen 根据这篇文章的回答大概率要升级windows来解决