/proc/meminfo

#cat /proc/meminfo
MemTotal:       131451992 kB
MemFree:        31118040 kB
MemAvailable:   122634812 kB
Buffers:          151412 kB
Cached:         88321520 kB
SwapCached:        58032 kB
Active:         44463240 kB
Inactive:       44584572 kB
Active(anon):      50872 kB
Inactive(anon):   524916 kB
Active(file):   44412368 kB
Inactive(file): 44059656 kB
Unevictable:           0 kB
Mlocked:               0 kB
SwapTotal:       2097148 kB
SwapFree:        2001372 kB
Dirty:               876 kB
Writeback:             0 kB
AnonPages:        517292 kB
Mapped:            59696 kB
Shmem:               876 kB
Slab:            3635688 kB
SReclaimable:    3298140 kB
SUnreclaim:       337548 kB
KernelStack:       17376 kB
PageTables:         5984 kB
NFS_Unstable:          0 kB
Bounce:                0 kB
WritebackTmp:          0 kB
CommitLimit:    67823144 kB
Committed_AS:    2544116 kB
VmallocTotal:   34359738367 kB
VmallocUsed:      510968 kB
VmallocChunk:   34359023616 kB
HardwareCorrupted:     0 kB
AnonHugePages:    413696 kB
HugePages_Total:       0
HugePages_Free:        0
HugePages_Rsvd:        0
HugePages_Surp:        0
Hugepagesize:       2048 kB
DirectMap4k:      257920 kB
DirectMap2M:     8767488 kB
DirectMap1G:    126877696 kB