$ cat /proc/meminfo
MemTotal:      3358996 kB
MemFree:       2841328 kB
Buffers:         47064 kB
Cached:         263636 kB
SwapCached:          0 kB
Active:         306780 kB
Inactive:       169268 kB
HighTotal:     2480272 kB
HighFree:      2043952 kB
LowTotal:       878724 kB
LowFree:        797376 kB
SwapTotal:     1020088 kB
SwapFree:      1020088 kB
Dirty:              12 kB
Writeback:           0 kB
Mapped:         231240 kB
Slab:            24736 kB
CommitLimit:   2699584 kB
Committed_AS:   260916 kB
PageTables:       1996 kB
VmallocTotal:   114680 kB
VmallocUsed:      9444 kB
VmallocChunk:   104828 kB
HugePages_Total:     0
HugePages_Free:      0
Hugepagesize:     4096 kB