We updated the host from 7.3 to 8.2.2. After upgrade we noticed that VM clock run too fast. every 5 seconds make a deviation of 15 seconds.
Here are details:
cat /proc/cpuinfo
processor : 0
vendor_id : AuthenticAMD
cpu family : 15
model : 65
model name : Dual-Core AMD Opteron(tm) Processor 2212
stepping : 3
cpu MHz : 2000.000
cache size : 1024 KB
physical id : 0
siblings : 2
core id : 0
cpu cores : 2
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 1
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 rdtscp lm 3dnowext 3dnow rep_good nopl cpuid extd_apicid pni cx16 lahf_lm cmp_legacy svm extapic cr8_legacy 3dnowprefetch vmmcall
bugs : fxsave_leak sysret_ss_attrs null_seg swapgs_fence amd_e400 spectre_v1 spectre_v2
bogomips : 3990.19
TLB size : 1024 4K pages
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management: ts fid vid ttp tm stc
processor : 1
vendor_id : AuthenticAMD
cpu family : 15
model : 65
model name : Dual-Core AMD Opteron(tm) Processor 2212
stepping : 3
cpu MHz : 2000.000
cache size : 1024 KB
physical id : 0
siblings : 2
core id : 1
cpu cores : 2
apicid : 1
initial apicid : 1
fpu : yes
fpu_exception : yes
cpuid level : 1
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 rdtscp lm 3dnowext 3dnow rep_good nopl cpuid extd_apicid pni cx16 lahf_lm cmp_legacy svm extapic cr8_legacy 3dnowprefetch vmmcall
bugs : fxsave_leak sysret_ss_attrs null_seg swapgs_fence amd_e400 spectre_v1 spectre_v2
bogomips : 3990.10
TLB size : 1024 4K pages
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management: ts fid vid ttp tm stc
cat /sys/devices/system/clocksource/clocksource0/current_clocksource
kvm-clock
cat 2504.conf
acpi: 1
agent: 1
balloon: 4096
boot: order=scsi0;ide2
cores: 2
cpu: kvm64
ide2: none,media=cdrom
localtime: 0
memory: 8192
meta: creation-qemu=7.1.0,ctime=1678586159
name: zion
net0: virtio=BC:24:11:E2:8A:B6,bridge=vmbr1,tag=25
numa: 1
ostype: l26
scsi0: local-lvm:vm-2504-disk-0,cache=writeback,discard=on,iothread=1,size=80G
scsihw: virtio-scsi-single
smbios1: uuid=f521692d-9b49-4dcc-b1b6-72799960afb2
sockets: 1
vmgenid: 46c7fb75-0c03-46a4-a074-33148c09b4ae
pveversion
pve-manager/8.2.2/9355359cd7afbae4 (running kernel: 6.8.4-2-pve)
Any help would be appreciated. Thanks.
Here are details:
cat /proc/cpuinfo
processor : 0
vendor_id : AuthenticAMD
cpu family : 15
model : 65
model name : Dual-Core AMD Opteron(tm) Processor 2212
stepping : 3
cpu MHz : 2000.000
cache size : 1024 KB
physical id : 0
siblings : 2
core id : 0
cpu cores : 2
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 1
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 rdtscp lm 3dnowext 3dnow rep_good nopl cpuid extd_apicid pni cx16 lahf_lm cmp_legacy svm extapic cr8_legacy 3dnowprefetch vmmcall
bugs : fxsave_leak sysret_ss_attrs null_seg swapgs_fence amd_e400 spectre_v1 spectre_v2
bogomips : 3990.19
TLB size : 1024 4K pages
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management: ts fid vid ttp tm stc
processor : 1
vendor_id : AuthenticAMD
cpu family : 15
model : 65
model name : Dual-Core AMD Opteron(tm) Processor 2212
stepping : 3
cpu MHz : 2000.000
cache size : 1024 KB
physical id : 0
siblings : 2
core id : 1
cpu cores : 2
apicid : 1
initial apicid : 1
fpu : yes
fpu_exception : yes
cpuid level : 1
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 rdtscp lm 3dnowext 3dnow rep_good nopl cpuid extd_apicid pni cx16 lahf_lm cmp_legacy svm extapic cr8_legacy 3dnowprefetch vmmcall
bugs : fxsave_leak sysret_ss_attrs null_seg swapgs_fence amd_e400 spectre_v1 spectre_v2
bogomips : 3990.10
TLB size : 1024 4K pages
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management: ts fid vid ttp tm stc
cat /sys/devices/system/clocksource/clocksource0/current_clocksource
kvm-clock
cat 2504.conf
acpi: 1
agent: 1
balloon: 4096
boot: order=scsi0;ide2
cores: 2
cpu: kvm64
ide2: none,media=cdrom
localtime: 0
memory: 8192
meta: creation-qemu=7.1.0,ctime=1678586159
name: zion
net0: virtio=BC:24:11:E2:8A:B6,bridge=vmbr1,tag=25
numa: 1
ostype: l26
scsi0: local-lvm:vm-2504-disk-0,cache=writeback,discard=on,iothread=1,size=80G
scsihw: virtio-scsi-single
smbios1: uuid=f521692d-9b49-4dcc-b1b6-72799960afb2
sockets: 1
vmgenid: 46c7fb75-0c03-46a4-a074-33148c09b4ae
pveversion
pve-manager/8.2.2/9355359cd7afbae4 (running kernel: 6.8.4-2-pve)
Any help would be appreciated. Thanks.