nizhikov commented on a change in pull request #8840:
URL: https://github.com/apache/ignite/pull/8840#discussion_r596926753
##########
File path:
modules/core/src/main/java/org/apache/ignite/internal/processors/performancestatistics/PerformanceStatisticsProcessor.java
##########
@@ -278,6 +325,32 @@ private void stopWriter() {
log.info("Performance statistics writer stopped.");
}
+ /** Rotate performance statistics writer. */
+ private void rotateWriter() throws IgniteCheckedException, IOException {
+ try {
+ synchronized (mux) {
+ if (writer != null) {
+ FilePerformanceStatisticsWriter newWriter = new
FilePerformanceStatisticsWriter(ctx);
+
+ newWriter.start();
+
+ FilePerformanceStatisticsWriter oldWriter = writer;
+
+ writer = newWriter;
+
+ oldWriter.stop();
+ }
+ }
+
+ log.info("Performance statistics writer rotated.");
Review comment:
Let's log a file that can be used for analysis here.
`Performance statistics writer rotated[writtenFile=001.prf]`
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