[vfio-users] vfio fails Guest FreeBSD9.3 host Fedora 23

[chintu hetam]

I am using 1G huge pages and as i have 2 numa node configuration, i am
ensuring that VM memory is pinned to numazone 1( coz my bus is in numazone
1)

[root at localhost vcr]# cat /proc/meminfo
MemTotal:       396231416 kB
MemFree:        272286932 kB
MemAvailable:   284401916 kB
Buffers:            2508 kB
Cached:         11876580 kB
SwapCached:            0 kB
Active:         11108860 kB
Inactive:       10023144 kB
Active(anon):    9261072 kB
Inactive(anon):     9464 kB
Active(file):    1847788 kB
Inactive(file): 10013680 kB
Unevictable:       16372 kB
Mlocked:           16372 kB
SwapTotal:       4194300 kB
SwapFree:        4194300 kB
Dirty:               256 kB
Writeback:             0 kB
AnonPages:       9277540 kB
Mapped:           268960 kB
Shmem:             11248 kB
Slab:             677860 kB
SReclaimable:     499240 kB
SUnreclaim:       178620 kB
KernelStack:       16368 kB
PageTables:        46688 kB
NFS_Unstable:          0 kB
Bounce:                0 kB
WritebackTmp:          0 kB
CommitLimit:    151978360 kB
Committed_AS:   11918316 kB
VmallocTotal:   34359738367 kB
VmallocUsed:           0 kB
VmallocChunk:          0 kB
HardwareCorrupted:     0 kB
AnonHugePages:   8521728 kB
CmaTotal:              0 kB
CmaFree:               0 kB
HugePages_Total:      96
HugePages_Free:       94
HugePages_Rsvd:        0
HugePages_Surp:        0
[root at localhost vcr]# cat /sys/class/net/enp170s0f0/device/numa_node
1
JFYI,
[root at localhost vcr]# lscpu
Architecture:          x86_64
CPU op-mode(s):        32-bit, 64-bit
Byte Order:            Little Endian
CPU(s):                40
On-line CPU(s) list:   0-39
Thread(s) per core:    2
Core(s) per socket:    10
Socket(s):             2
NUMA node(s):          2
Vendor ID:             GenuineIntel
CPU family:            6
Model:                 62
Model name:            Intel(R) Xeon(R) CPU E5-2680 v2 @ 2.80GHz
Stepping:              4
CPU MHz:               1267.109
CPU max MHz:           3600.0000
CPU min MHz:           1200.0000
BogoMIPS:              5593.24
Virtualization:        VT-x
L1d cache:             32K
L1i cache:             32K
L2 cache:              256K
L3 cache:              25600K
NUMA node0 CPU(s):     0-9,20-29
NUMA node1 CPU(s):     10-19,30-39
Flags:                 fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall
nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl
xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor
ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic
popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm ida arat epb
pln pts dtherm tpr_shadow vnmi flexpriority ept vpid fsgsbase smep erms
xsaveopt

Hugepagesize:    1048576 kB
DirectMap4k:      335552 kB
DirectMap2M:     5875712 kB
DirectMap1G:    398458880 kB


On Fri, May 27, 2016 at 12:12 PM, Alex Williamson <
alex.williamson at redhat.com> wrote:

> On Fri, 27 May 2016 11:57:38 -0400
> chintu hetam <rometoroam at gmail.com> wrote:
>
> > Hi Alex,
> >
> > Thank you for the quick response.
> >
> > i have 370+G RAM in the system
> >
> > [root at localhost vcr]# cat /proc/meminfo
> > MemTotal:       396231416 kB
> > MemFree:        272301316 kB
>
> The QEMU command line indicates you're using hugepages, how many
> hugepages do you have available?  It should be at least 16384 for a 32G
> guest with 2MB pages.  Try increasing or not using hugepages so
> we can attempt to isolate whether that's the problem.  Thanks,
>
> Alex
>



-- 
-chintu-
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