~$ cat /proc/meminfo MemTotal: 8103684 kB MemFree: 3977252 kB MemAvailable: 5742932 kB Buffers: 187988 kB Cached: 1795228 kB SwapCached: 0 kB Active: 903428 kB Inactive: 2764156 kB Active(anon): 4140 kB Inactive(anon): 1749780 kB Active(file): 899288 kB Inactive(file): 1014376 kB Unevictable: 80 kB Mlocked: 80 kB SwapTotal: 20390904 kB SwapFree: 20390904 kB Dirty: 236 kB Writeback: 0 kB AnonPages: 1678280 kB Mapped: 438944 kB Shmem: 69552 kB KReclaimable: 144360 kB Slab: 230520 kB SReclaimable: 144360 kB SUnreclaim: 86160 kB KernelStack: 15920 kB PageTables: 26516 kB NFS_Unstable: 0 kB Bounce: 0 kB WritebackTmp: 0 kB CommitLimit: 24442744 kB Committed_AS: 6057032 kB VmallocTotal: 34359738367 kB VmallocUsed: 84416 kB VmallocChunk: 0 kB Percpu: 7328 kB HardwareCorrupted: 0 kB AnonHugePages: 575488 kB ShmemHugePages: 0 kB ShmemPmdMapped: 0 kB FileHugePages: 0 kB FilePmdMapped: 0 kB HugePages_Total: 0 HugePages_Free: 0 HugePages_Rsvd: 0 HugePages_Surp: 0 Hugepagesize: 2048 kB Hugetlb: 0 kB DirectMap4k: 294400 kB DirectMap2M: 8052736 kB $ free total used free shared buff/cache available Mem: 8103684 1997356 3978708 69552 2127620 5744432 Swap: 20390904 0 20390904 vmstat procs -----------memory---------- ---swap-- -----io---- -system-- ------cpu----- r b swpd free buff cache si so bi bo in cs us sy id wa st 1 0 0 3976880 188088 1940656 0 0 16 23 33 77 1 1 98 0 0