System Ram Not Completely Recognized

Nathan England nathan at nmecs.com
Thu Jun 27 17:26:37 MDT 2013


On Thursday, June 27, 2013 05:23:03 PM Joshua Marsh wrote:
> On Thu, Jun 27, 2013 at 3:53 PM, Nathan England <nathan at nmecs.com> wrote:
> > Memetest is reporting the same 6GB.
> 
> This is really odd. I've seen it where a memory controller only supports
> 6GB, but if the mother board is seeing 8GB, I'd think everything else does.
> What do you get when you:
> 

So I thought as well!

> uname -a
> cat /proc/meminfo


root at storage:~# uname -a
Linux storage 3.8.0-25-generic #37-Ubuntu SMP Thu Jun 6 20:47:07 UTC 2013 
x86_64 x86_64 x86_64 GNU/Linux


root at storage:~# cat /proc/meminfo 
MemTotal:        6004144 kB
MemFree:         1924020 kB
Buffers:          438556 kB
Cached:          1129180 kB
SwapCached:          600 kB
Active:          1519040 kB
Inactive:        2147936 kB
Active(anon):    1141364 kB
Inactive(anon):   958908 kB
Active(file):     377676 kB
Inactive(file):  1189028 kB
Unevictable:           0 kB
Mlocked:               0 kB
SwapTotal:       8385532 kB
SwapFree:        8382384 kB
Dirty:               568 kB
Writeback:             0 kB
AnonPages:       2098768 kB
Mapped:            13156 kB
Shmem:              1032 kB
Slab:             326716 kB                                                                                                                                                                                          
SReclaimable:     272204 kB                                                                                                                                                                                          
SUnreclaim:        54512 kB                                                                                                                                                                                          
KernelStack:        1392 kB                                                                                                                                                                                          
PageTables:        11112 kB                                                                                                                                                                                          
NFS_Unstable:          0 kB                                                                                                                                                                                          
Bounce:                0 kB                                                                                                                                                                                          
WritebackTmp:          0 kB                                                                                                                                                                                          
CommitLimit:    11387604 kB                                                                                                                                                                                          
Committed_AS:    2946716 kB                                                                                                                                                                                          
VmallocTotal:   34359738367 kB                                                                                                                                                                                       
VmallocUsed:      286672 kB                                                                                                                                                                                          
VmallocChunk:   34359389336 kB                                                                                                                                                                                       
HardwareCorrupted:     0 kB                                                                                                                                                                                          
AnonHugePages:     12288 kB                                                                                                                                                                                          
HugePages_Total:       0                                                                                                                                                                                             
HugePages_Free:        0                                                                                                                                                                                             
HugePages_Rsvd:        0                                                                                                                                                                                             
HugePages_Surp:        0                                                                                                                                                                                             
Hugepagesize:       2048 kB                                                                                                                                                                                          
DirectMap4k:      100312 kB                                                                                                                                                                                          
DirectMap2M:     3985408 kB                                                                                                                                                                                          
DirectMap1G:     2097152 kB


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