linux process status

Command: ps -aux

There are many values ​​of column stat, such as: S, Ss, S<, SN, Sl, Ss, etc., which are shown as follows:

D uninterruptible Uninterruptible sleep (usually IO)
    R running, or queued process
    S is sleeping
    T stopped or tracked
    Z zombie process
    W enters memory swap (invalid since kernel 2.6)
    X dead process


    < high priority Level
    N Low priority
    L Some pages are locked into memory
    s Contains child processes
    + process groups in the background;
    l Multi-threaded, clone threads multi-threaded (using CLONE_THREAD, like NPTL pthreads do)

Source: http://abour-tech.blog.sohu.com/143305074.html

More status: http://blog.csdn.net/wudebao5220150/article/details/12919453