threads

   1 #!/bin/sh
   2 # -*- sh -*-
   3
   4 : << =cut
   5
   6 =head1 NAME
   7
   8 threads - copy of threads, with another ps option. commented out all but linux.
   9
  10 =cut
  11
  12 # Search for program in $PATH unless predefined.
  13 [ $awk ]     || awk="awk"
  14 [ $ps ]      || ps="ps"
  15
  16 # Find operating system
  17 [ $OPERSYS ] || OPERSYS=`uname` || exit 1
  18
  19 if [ "$1" = "autoconf" ]; then
  20         echo yes
  21         exit 0
  22 fi
  23
  24 . $MUNIN_LIBDIR/plugins/plugin.sh
  25
  26 # Define colours
  27 RUNNABLE='22ff22'         # Green
  28 SLEEPING='0022ff'         # Blue
  29 STOPPED='cc0000'          # Darker red
  30 ZOMBIE='990000'           # Darkest red
  31 UNINTERRUPTIBLE='ffa500'  # Orange
  32 IDLE='4169e1'             # Royal blue
  33 PAGING='00aaaa'           # Darker turquoise
  34 INTERRUPT='ff00ff'        # Fuchsia
  35 LOCK='ff3333'             # Lighter red
  36 RUNNING='00ff7f'          # Spring green
  37 DEAD='ff0000'             # Red
  38 SUSPENDED='ff1493'        # Deep pink
  39 TOTAL='c0c0c0'            # Silver
  40
  41 # Taken from ps(1)
  42 # R - Linux, SunOS, FreeBSD, OpenBSD, NetBSD, OSX      (runable)
  43 # S - Linux, SunOS, FreeBSD*, OpenBSD*, NetBSD*, OSX*  (sleeping)
  44 # T - Linux, SunOS, FreeBSD, OpenBSD, NetBSD, OSX      (stopped)
  45 # Z - Linux, SunOS, FreeBSD, OpenBSD, NetBSD, OSX      (zombie)
  46 # D - Linux, FreeBSD, OpenBSD, NetBSD                  (uninterruptible)
  47 # I - FreeBSD, OpenBSD, NetBSD, OSX                    (idle)
  48 # W - Linux*, FreeBSD*                                 (paging/interrupt)
  49 # L - FreeBSD                                          (lock)
  50 # O - SunOS                                            (running)
  51 # X - Linux                                            (dead)
  52 # U - OSX, NetBSD*                                     (uninterruptible/suspended)
  53 # *) Differ meaning
  54
  55 if [ "$1" = "config" ]; then
  56     echo "graph_title Threads"
  57     echo "graph_info This graph shows the number of threads"
  58     echo "graph_category system"
  59     echo "graph_args --base 1000 -l 0"
  60     echo "graph_vlabel Number of threads"
  61
  62     # OS specific flags
  63 #    if [ "$OPERSYS" = "Linux" ]; then
  64         echo "graph_order sleeping stopped zombie dead paging uninterruptible runnable threads"
  65         echo "dead.label dead"
  66         echo "dead.draw STACK"
  67         echo "dead.colour $DEAD"
  68         echo "dead.info The number of dead threads."
  69         print_warning dead
  70         print_critical dead
  71         echo "paging.label paging"
  72         echo "paging.draw STACK"
  73         echo "paging.colour $PAGING"
  74         echo "paging.info The number of paging threads (<2.6 kernels only)."
  75         print_warning paging
  76         print_critical paging
  77
  78 #    elif [ "$OPERSYS" = "SunOS" ]; then
  79 #       echo "graph_order sleeping stopped zombie runnable running total"
  80 #       echo "running.label running"
  81 #       echo "running.draw STACK"
  82 #       echo "running.colour $RUNNING"
  83 #       echo "running.info The number of threads that are running on a processor."
  84 #       print_warning running
  85 #       print_critical running
  86 #       # Be backwards compatible.
  87 #       echo "total.label total"
  88 #       echo "total.draw LINE1"
  89 #        echo "total.colour $TOTAL"
  90 #       echo "total.info The total number of threads."
  91 #       print_warning total
  92 #       print_critical total
  93 #
  94 #    elif [ "$OPERSYS" = "FreeBSD" ]; then
  95 #       echo "graph_order sleeping idle stopped zombie lock uninterruptible interrupt runnable threads"
  96 #       echo "lock.label lock"
  97 #       echo "lock.draw STACK"
  98 #       echo "lock.colour $LOCK"
  99 #       echo "lock.info The number of threads that are waiting to acquire a lock."
 100 #       print_warning lock
 101 #       print_critical lock
 102 #       echo "interrupt.label interrupt"
 103 #       echo "interrupt.draw STACK"
 104 #       echo "interrupt.colour $INTERRUPT"
 105 #       echo "interrupt.info The number of idle interrupt threads."
 106 #       print_warning interrupt
 107 #       print_critical interrupt
 108 #
 109 #    elif [ "$OPERSYS" = "OpenBSD" ]; then
 110 #       echo "graph_order sleeping idle stopped zombie uninterruptible runnable threads"
 111 #
 112 #    elif [ "$OPERSYS" = "NetBSD" ]; then
 113 #       echo "graph_order sleeping idle stopped zombie uninterruptible suspended runnable threads"
 114 #       echo "suspended.label suspended"
 115 #       echo "suspended.draw STACK"
 116 #       echo "suspended.colour $SUSPENDED"
 117 #       echo "suspended.info The number of threads that are suspended."
 118 #       print_warning suspended
 119 #       print_critical suspended
 120 #
 121 #    elif [ "$OPERSYS" = "Darwin" ]; then
 122 #       echo "graph_order sleeping idle stopped zombie uninterruptible running threads"
 123 #       echo "uninterruptible.label uninterruptible"
 124 #       echo "uninterruptible.draw STACK"
 125 #       echo "uninterruptible.colour $UNINTERRUPTIBLE"
 126 #       echo "uninterruptible.info The number of uninterruptible threads (usually IO)."
 127 #       print_warning uninterruptible
 128 #       print_critical uninterruptible
 129 #    fi
 130 #
 131 #    # Common flags for some OS
 132 #    if [ "$OPERSYS" = "FreeBSD" ] || [ "$OPERSYS" = "OpenBSD" ] ||
 133 #       [ "$OPERSYS" = "NetBSD" ] || [ "$OPERSYS" = "Darwin" ]; then
 134 #       echo "idle.label idle"
 135 #       echo "idle.draw STACK"
 136 #       echo "idle.colour $IDLE"
 137 #       echo "idle.info The number of threads that are idle (sleeping for longer than about 20 seconds)."
 138 #       print_warning idle
 139 #       print_critical idle
 140 #       echo "sleeping.label sleeping"
 141 #       echo "sleeping.draw AREA"
 142 #       echo "sleeping.colour $SLEEPING"
 143 #       echo "sleeping.info The number of threads that are sleeping for less than about 20 seconds."
 144 #       print_warning sleeping
 145 #       print_critical sleeping
 146 #    else
 147         echo "sleeping.label sleeping"
 148         echo "sleeping.draw AREA"
 149         echo "sleeping.colour $SLEEPING"
 150         echo "sleeping.info The number of sleeping threads."
 151         print_warning sleeping
 152         print_critical sleeping
 153 #    fi
 154
 155     if [ "$OPERSYS" = "Linux" ] || [ "$OPERSYS" = "FreeBSD" ] ||
 156         [ "$OPERSYS" = "OpenBSD" ] || [ "$OPERSYS" = "NetBSD" ]; then
 157         echo "uninterruptible.label uninterruptible"
 158         echo "uninterruptible.draw STACK"
 159         echo "uninterruptible.colour $UNINTERRUPTIBLE"
 160         echo "uninterruptible.info The number of uninterruptible threads (usually IO)."
 161         print_warning uninterruptible
 162         print_critical uninterruptible
 163     fi
 164
 165     # Common flags
 166     echo "zombie.label zombie"
 167     echo "zombie.draw STACK"
 168     echo "zombie.colour $ZOMBIE"
 169     echo "zombie.info The number of defunct ("zombie") threads (thread terminated and parent not waiting)."
 170     print_warning zombie
 171     print_critical zombie
 172
 173     echo "stopped.label stopped"
 174     echo "stopped.draw STACK"
 175     echo "stopped.colour $STOPPED"
 176     echo "stopped.info The number of stopped or traced threads."
 177     print_warning stopped
 178     print_critical stopped
 179
 180     echo "runnable.label runnable"
 181     echo "runnable.draw STACK"
 182     echo "runnable.colour $RUNNABLE"
 183     echo "runnable.info The number of runnable threads (on the run queue)."
 184     print_warning runnable
 185     print_critical runnable
 186
 187     if [ "$OPERSYS" != "SunOS" ]; then
 188         # Not using 'graph_total' due to backwards compability. SunOS uses 'total'.
 189         #echo 'graph_total total'
 190         echo "threads.label total"
 191         echo "threads.draw LINE1"
 192         echo "threads.colour $TOTAL"
 193         echo "threads.info The total number of threads."
 194         print_warning threads
 195         print_critical threads
 196     fi
 197
 198     exit 0
 199 fi
 200
 201 #if [ "$OPERSYS" = "Linux" ]; then
 202     $ps --no-header -eTo s | $awk '
 203 { threads++; stat[$1]++ }
 204 END {
 205 print "threads.value "        0+threads;
 206 print "uninterruptible.value "  0+stat["D"];
 207 print "runnable.value "         0+stat["R"];
 208 print "sleeping.value "         0+stat["S"];
 209 print "stopped.value "          0+stat["T"];
 210 print "paging.value "           0+stat["W"];
 211 print "dead.value "             0+stat["X"];
 212 print "zombie.value "           0+stat["Z"];
 213 }'
 214
 215 #elif [ "$OPERSYS" = "SunOS" ]; then
 216 #    $ps -e -o s | $awk '
 217 #{ total++; stat[$1]++ }
 218 #END {
 219 #print "total.value "    0+total;
 220 #print "running.value "  0+stat["O"];
 221 #print "sleeping.value " 0+stat["S"];
 222 #print "runnable.value " 0+stat["R"];
 223 #print "stopped.value "  0+stat["T"];
 224 #print "zombie.value "   0+stat["Z"];
 225 #}'
 226 #elif [ "$OPERSYS" = "FreeBSD" ]; then
 227 #    $ps -axo state= | sed -e 's/^\(.\).*/\1/' | $awk '
 228 #{ threads++; stat[$1]++ }
 229 #END {
 230 #print "threads.value "        0+threads;
 231 #print "uninterruptible.value "  0+stat["D"];
 232 #print "idle.value "             0+stat["I"];
 233 #print "lock.value "             0+stat["G"];
 234 #print "runnable.value "         0+stat["R"];
 235 #print "sleeping.value "         0+stat["S"];
 236 #print "stopped.value "          0+stat["T"];
 237 #print "interrupt.value "        0+stat["W"];
 238 #print "zombie.value "           0+stat["Z"];
 239 #}'
 240 #elif [ "$OPERSYS" = "OpenBSD" ]; then
 241 #    # First line is header. Remove it.
 242 #    $ps -axo state= | sed '1d' | sed -e 's/^\(.\).*/\1/' | $awk '
 243 #{ threads++; stat[$1]++ }
 244 #END {
 245 #print "threads.value "        0+threads;
 246 #print "uninterruptible.value "  0+stat["D"];
 247 #print "idle.value "             0+stat["I"];
 248 #print "runnable.value "         0+stat["R"];
 249 #print "sleeping.value "         0+stat["S"];
 250 #print "stopped.value "          0+stat["T"];
 251 #print "zombie.value "           0+stat["Z"];
 252 #}'
 253 #elif [ "$OPERSYS" = "NetBSD" ]; then
 254 #    # First line is header. Remove it.
 255 #    $ps -axo state= | sed '1d' | sed -e 's/^\(.\).*/\1/' | $awk '
 256 #{ threads++; stat[$1]++ }
 257 #END {
 258 #print "threads.value "        0+threads;
 259 #print "uninterruptible.value "  0+stat["D"];
 260 #print "idle.value "             0+stat["I"];
 261 #print "suspended.value "        0+stat["U"];
 262 #print "runnable.value "         0+stat["R"];
 263 #print "sleeping.value "         0+stat["S"];
 264 #print "stopped.value "          0+stat["T"];
 265 #print "zombie.value "           0+stat["Z"];
 266 #}'
 267 #
 268 #elif [ "$OPERSYS" = "Darwin" ]; then
 269 #    # First line is header. Remove it.
 270 #    $ps -axo state= | sed '1d' | sed -e 's/^\(.\).*/\1/' | $awk '
 271 #{ threads++; stat[$1]++ }
 272 #END {
 273 #print "threads.value "        0+threads;
 274 #print "uninterruptible.value "  0+stat["U"];
 275 #print "idle.value "             0+stat["I"];
 276 #print "runnable.value "         0+stat["R"];
 277 #print "sleeping.value "         0+stat["S"];
 278 #print "stopped.value "          0+stat["T"];
 279 #print "zombie.value "           0+stat["Z"];
 280 #}'
 281 #fi
 282