Hi, All

It seems there lost more 1.5 GB memory from meminfo. 

I had attached the kmesg as 201706081059.txt.   Please help to check if 1.5 GB memory losted?

cat /proc/meminfo

MemTotal:        3747000 kB
MemFree:          537288 kB
MemAvailable:    1023244 kB
Buffers:            8920 kB
Cached:           537860 kB
SwapCached:            0 kB
Active:           402420 kB
Inactive:         408120 kB
Active(anon):     264104 kB
Inactive(anon):      468 kB
Active(file):     138316 kB
Inactive(file):   407652 kB
Unevictable:         256 kB
Mlocked:             256 kB
SwapTotal:             0 kB
SwapFree:              0 kB
Dirty:               208 kB
Writeback:             0 kB
AnonPages:        264080 kB
Mapped:           231532 kB
Shmem:               812 kB
Slab:             310280 kB
SReclaimable:      84648 kB
SUnreclaim:       225632 kB
KernelStack:       19472 kB
PageTables:        13664 kB
NFS_Unstable:          0 kB
Bounce:                0 kB
WritebackTmp:          0 kB
CommitLimit:     1873500 kB
Committed_AS:   31019764 kB
VmallocTotal:   258867136 kB
VmallocUsed:           0 kB
VmallocChunk:          0 kB
CmaTotal:         163840 kB
CmaFree:           70952 kB

Thanks,

Maggie