Vmstat -s

Memory information:

• vmstat -s

      1009172 K total memory
       257976 K used memory
       518956 K active memory
       250300 K inactive memory
       122344 K free memory
        96128 K buffer memory
       532724 K swap cache
            0 K total swap
            0 K used swap
            0 K free swap
        82207 non-nice user cpu ticks
         1760 nice user cpu ticks
        41670 system cpu ticks
     16643321 idle cpu ticks
       112566 IO-wait cpu ticks
            0 IRQ cpu ticks
         2441 softirq cpu ticks
         1023 stolen cpu ticks
      1076196 pages paged in
      9584645 pages paged out
            0 pages swapped in
            0 pages swapped out
      3824679 interrupts
     13387735 CPU context switches
   1575703489 boot time
        93420 forks

See also

• Memory: vmstat, vmstat -s
• interrupts, /proc/interrupts, %system, Message-Signaled Interrupt (MSI)