$ cat /proc/meminfo
MemTotal: 65903680 kB
MemFree: 45248 kB
Buffers: 68096 kB
Cached: 25580736 kB
SwapCached: 3968 kB
Active: 49129408 kB
Inactive: 14774464 kB
Active(anon): 36249280 kB
Inactive(anon): 2016320 kB
Active(file): 12880128 kB
Inactive(file): 12758144 kB
Unevictable: 12160 kB
Mlocked: 12160 kB
SwapTotal: 8384448 kB
SwapFree: 8351616 kB
Dirty: 3876608 kB
Writeback: 78336 kB
AnonPages: 38264896 kB
Mapped: 68096 kB
Shmem: 3584 kB
Slab: 882496 kB
SReclaimable: 696704 kB
SUnreclaim: 185792 kB
KernelStack: 7824 kB
PageTables: 18752 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 41336256 kB
Committed_AS: 40149312 kB
VmallocTotal: 8589934592 kB
VmallocUsed: 428480 kB
VmallocChunk: 8589406784 kB
HardwareCorrupted: 0 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 16384 kB