1 files changed, 125 insertions, 0 deletions
diff --git a/src/pmdas/mmv/acme.c b/src/pmdas/mmv/acme.c
new file mode 100644
index 0000000..212ce39
--- /dev/null
+++ b/src/pmdas/mmv/acme.c
@@ -0,0 +1,125 @@
+/*
+ * Copyright (c) 2013 Red Hat.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include <pcp/pmapi.h>
+#include <pcp/mmv_stats.h>
+
+static mmv_instances_t products[] = {
+    {   .internal = 0, .external = "Anvils" },
+    {   .internal = 1, .external = "Rockets" },
+    {   .internal = 2, .external = "Giant_Rubber_Bands" },
+};
+#define ACME_PRODUCTS_INDOM 61
+#define ACME_PRODUCTS_COUNT (sizeof(products)/sizeof(products[0]))
+
+static mmv_indom_t indoms[] = {
+    {   .serial = ACME_PRODUCTS_INDOM,
+        .count = ACME_PRODUCTS_COUNT,
+        .instances = products,
+        .shorttext = "Acme products",
+        .helptext = "Most popular products produced by the Acme Corporation",
+    },
+};
+
+static mmv_metric_t metrics[] = {
+    {   .name = "products.count",
+        .item = 7,
+        .type = MMV_TYPE_U64,
+        .semantics = MMV_SEM_COUNTER,
+        .dimension = MMV_UNITS(0,0,1,0,0,PM_COUNT_ONE),
+        .indom = ACME_PRODUCTS_INDOM,
+        .shorttext = "Acme factory product throughput",
+        .helptext =
+"Monotonic increasing counter of products produced in the Acme Corporation\n"
+"factory since starting the Acme production application.  Quality guaranteed.",
+    },
+    {   .name = "products.time",
+        .item = 8,
+        .type = MMV_TYPE_U64,
+        .semantics = MMV_SEM_COUNTER,
+        .dimension = MMV_UNITS(0,1,0,0,PM_TIME_USEC,0),
+        .indom = ACME_PRODUCTS_INDOM,
+        .shorttext = "Machine time spent producing Acme products",
+        .helptext =
+"Machine time spent producing Acme Corporation products.  Does not include\n"
+"time in queues waiting for production machinery.",
+    },
+    {   .name = "products.queuetime",
+        .item = 10,
+        .type = MMV_TYPE_U64,
+        .semantics = MMV_SEM_COUNTER,
+        .dimension = MMV_UNITS(0,1,0,0,PM_TIME_USEC,0),
+        .indom = ACME_PRODUCTS_INDOM,
+        .shorttext = "Queued time while producing Acme products",
+        .helptext =
+"Time spent in the queue waiting to build Acme Corporation products,\n"
+"while some other Acme product was being built instead of this one.",
+    },
+};
+
+#define INDOM_COUNT (sizeof(indoms)/sizeof(indoms[0]))
+#define METRIC_COUNT (sizeof(metrics)/sizeof(metrics[0]))
+#define ACME_CLUSTER 321        /* PMID cluster identifier */
+
+int 
+main(int argc, char * argv[])
+{
+    void *base;
+    pmAtomValue *count[ACME_PRODUCTS_COUNT];
+    pmAtomValue *machine[ACME_PRODUCTS_COUNT];
+    pmAtomValue *inqueue[ACME_PRODUCTS_COUNT];
+    unsigned int working;
+    unsigned int product;
+    unsigned int i;
+
+    base = mmv_stats_init("acme", ACME_CLUSTER, 0,
+                        metrics, METRIC_COUNT, indoms, INDOM_COUNT);
+    if (!base) {
+        perror("mmv_stats_init");
+        return 1;
+    }
+
+    for (i = 0; i < ACME_PRODUCTS_COUNT; i++) {
+        count[i] = mmv_lookup_value_desc(base,
+                        "products.count", products[i].external);
+        machine[i] = mmv_lookup_value_desc(base,
+                        "products.time", products[i].external);
+        inqueue[i] = mmv_lookup_value_desc(base,
+                        "products.queuetime", products[i].external);
+    }
+
+    while (1) {
+        /* choose a random number between 0-N -> product */
+        product = rand() % ACME_PRODUCTS_COUNT;
+
+        /* assign a time spent "working" on this product */
+        working = rand() % 50000;
+
+        /* pretend to "work" so process doesn't burn CPU */
+        usleep(working);
+
+        /* update the memory mapped values for this one: */
+        /* one more product produced and work time spent */
+        mmv_inc_value(base, machine[product], working); /* API */
+        count[product]->ull += 1;     /* or direct mmap update */
+
+        /* all other products are "queued" for this time */
+        for (i = 0; i < ACME_PRODUCTS_COUNT; i++)
+            if (i != product)
+                mmv_inc_value(base, inqueue[i], working);
+    }
+
+    mmv_stats_stop("acme", base);
+    return 0;
+}