Has anyone seen this issue? We're running containers under CentOS 7.2
and some of these containers are reporting incorrect memory allocation
in /proc/meminfo. The output below comes from a system with 32G of
memory and 84GB of swap. The values reported are completely wrong.
# cat /proc/meminfo
MemTotal: 9007199254740991 kB
MemFree: 9007199224543267 kB
MemAvailable: 12985680 kB
Buffers: 0 kB
Cached: 119744 kB
SwapCached: 10804 kB
Active: 110228 kB
Inactive: 111716 kB
Active(anon): 53840 kB
Inactive(anon): 57568 kB
Active(file): 56388 kB
Inactive(file): 54148 kB
Unevictable: 0 kB
Mlocked: 15347728 kB
SwapTotal: 0 kB
SwapFree: 18446744073709524600 kB
Dirty: 20304 kB
Writeback: 99596 kB
AnonPages: 18963368 kB
Mapped: 231472 kB
Shmem: 51852 kB
Slab: 1891324 kB
SReclaimable: 1805244 kB
SUnreclaim: 86080 kB
KernelStack: 60656 kB
PageTables: 81948 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 104487760 kB
Committed_AS: 31507444 kB
VmallocTotal: 34359738367 kB
VmallocUsed: 354796 kB
VmallocChunk: 34359380456 kAnonHugePages: 15630336 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 2048 kB
DirectMap4k: 81684 kB
DirectMap2M: 3031040 kB
DirectMap1G: 32505856 kB