meminfo - qq
MemTotal: 3900840 kB
MemFree: 2370416 kB
MemAvailable: 3124884 kB
Buffers: 59120 kB
Cached: 685428 kB
SwapCached: 0 kB
Active: 869952 kB
Inactive: 477604 kB
Active(anon): 603896 kB
Inactive(anon): 12856 kB
Active(file): 266056 kB
Inactive(file): 464748 kB
Unevictable: 32 kB
Mlocked: 32 kB
SwapTotal: 4114548 kB
SwapFree: 4114548 kB
Dirty: 120 kB
Writeback: 0 kB
AnonPages: 603076 kB
Mapped: 143036 kB
Shmem: 13752 kB
Slab: 93468 kB
SReclaimable: 53244 kB
SUnreclaim: 40224 kB
KernelStack: 7312 kB
PageTables: 7516 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 6064968 kB
Committed_AS: 2288832 kB
VmallocTotal: 251658176 kB
VmallocUsed: 546228 kB
VmallocChunk: 250979800 kB