Incorrect Checksum with Buffer IO on Shared Filesystem on DOM0
(Doc ID 2306190.1)
Last updated on SEPTEMBER 09, 2021
Applies to:
Oracle VM - Version 3.1.1 to 3.4.2 [Release OVM31 to OVM34]Oracle Cloud Infrastructure - Version N/A and later
Linux x86-64
Symptoms
On some hardware, once importing OVA assembly template etc on Oracle VM manager, it always gets file digest failed. The reason of those issues is the file checksum error on the DOM0.
So far two type of processors below may hit this issue:
- processor : 19
vendor_id : GenuineIntel
cpu family : 6
model : 63
model name : Intel(R) Xeon(R) CPU E5-2680 v3 @ 2.50GHz
stepping : 2
microcode : 0x32
cpu MHz : 2494.264
cache size : 30720 KB
physical id : 0
siblings : 20
core id : 11
cpu cores : 10
apicid : 23
initial apicid : 23
fpu : yes
fpu_exception : yes
cpuid level : 15
wp : yes
flags : fpu de tsc msr pae mce cx8 apic sep mca cmov pat clflush
acpi mmx fxsr sse sse2 ss ht syscall nx lm constant_tsc rep_good nopl
nonstop_tsc eagerfpu pni pclmulqdq monitor est ssse3 fma cx16 sse4_1 sse4_2
movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm
abm ida arat epb pln pts dtherm fsgsbase bmi1 avx2 bmi2 erms xsaveopt cqm_llc
cqm_occup_llc
bugs :
bogomips : 4988.52
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
- processor : 19
vendor_id : GenuineIntel
cpu family : 6
model : 63
model name : Intel(R) Xeon(R) CPU E5-2697 v3 @ 2.60GHz
stepping : 2
microcode : 0x35
cpu MHz : 2597.104
cache size : 35840 KB
physical id : 0
siblings : 20
core id : 10
cpu cores : 10
apicid : 21
initial apicid : 21
fpu : yes
fpu_exception : yes
cpuid level : 15
wp : yes
flags : fpu de tsc msr pae mce cx8 apic sep mca cmov pat clflush acpi
mmx fxsr sse sse2 ss ht syscall nx lm constant_tsc rep_good nopl nonstop_tsc
eagerfpu pni pclmulqdq monitor est ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt
tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm ida arat
epb xsaveopt pln pts dtherm fsgsbase bmi1 avx2 bmi2 erms
bogomips : 5194.20
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:
Cause
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In this Document
Symptoms |
Cause |
Solution |
References |