/**
* collectd - src/utils_latency.c
- * Copyright (C) 2013 Florian Forster
+ * Copyright (C) 2013 Florian Forster
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
return (lc->max);
} /* }}} cdtime_t latency_counter_get_max */
+cdtime_t latency_counter_get_sum (latency_counter_t *lc) /* {{{ */
+{
+ if (lc == NULL)
+ return (0);
+ return (lc->sum);
+} /* }}} cdtime_t latency_counter_get_sum */
+
+size_t latency_counter_get_num (latency_counter_t *lc) /* {{{ */
+{
+ if (lc == NULL)
+ return (0);
+ return (lc->num);
+} /* }}} size_t latency_counter_get_num */
+
cdtime_t latency_counter_get_average (latency_counter_t *lc) /* {{{ */
{
double average;
- if (lc == NULL)
+ if ((lc == NULL) || (lc->num == 0))
return (0);
average = CDTIME_T_TO_DOUBLE (lc->sum) / ((double) lc->num);
int sum;
size_t i;
- if ((lc == NULL) || !((percent > 0.0) && (percent < 100.0)))
+ if ((lc == NULL) || (lc->num == 0) || !((percent > 0.0) && (percent < 100.0)))
return (0);
/* Find index i so that at least "percent" events are within i+1 ms. */