refine utility of cpu, add comment for cpu percent

2014-07-28 13:41:27 +08:00 · 2014-07-28 13:41:27 +08:00 · c16d3585a5
commit c16d3585a5
parent 118ec29f8e
1 changed files with 2 additions and 0 deletions
--- a/trunk/src/app/srs_app_utility.hpp
+++ b/trunk/src/app/srs_app_utility.hpp
@ -266,6 +266,8 @@ public:
    // the time in ms when sample.
    int64_t sample_time;
    // the percent of usage. 0.153 is 15.3%.
+    // the percent is in [0, 1], where 1 is 100%.
+    // for multiple core cpu, max also is 100%.
    float percent;
    // the total cpu time units
    // @remark, zero for the previous total() is zero.