key      shmid perms                  size  cpid  lpid nattch   uid   gid  cuid  cgid      atime      dtime      ctime                   rss                  swap
      5555          1   644                  1024  4600 678295      0     0     0     0     0 1772133568 1772133568 1753188838                  4096                     0
 559202584    7209008   600                  5000 3234593 3234593      0     0     0     0     0 1768832790 1768832851 1768832790                  8192                     0
         0    8257589  1400                 35064 1518255 3087408      2    27    27     0     0 1773248396          0 1773248396                 36864                     0