neuyilan commented on a change in pull request #1827:
URL: https://github.com/apache/iotdb/pull/1827#discussion_r505994859
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File path: cluster/src/main/java/org/apache/iotdb/cluster/server/Timer.java
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@@ -183,14 +184,33 @@ public void add(long val) {
}
/**
- * This method equals `add(System.nanoTime() - start)`. We wrap
`System.nanoTime()` in this
- * method to avoid unnecessary calls when instrumenting is disabled.
- *
- * @param start
+ * set now time as the operation's start time
*/
- public void addNanoFromStart(long start) {
+ public void setStartTime() {
+ setStartTime(System.nanoTime());
+ }
+
+ public void setStartTime(long startTime) {
+ if (ENABLE_INSTRUMENTING) {
+ this.startTime = startTime;
+ }
+ }
Review comment:
Got it
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