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8316562: serviceability/sa/jmap-hprof/JMapHProfLargeHeapTest.java times out after JDK-8314829

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Reviewed-by: dholmes, kevinw, dcubed
This commit is contained in:
Leonid Mesnik 2023-09-20 18:13:45 +00:00
parent 7c991cc567
commit 54028e779b
1 changed files with 14 additions and 7 deletions

21
test/hotspot/jtreg/serviceability/sa/jmap-hprof/JMapHProfLargeHeapTest.java

@ -25,11 +25,11 @@ import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.InputStreamReader;
import java.io.IOException;
import java.io.Reader;
import java.nio.CharBuffer;
import java.util.Arrays;
import java.util.Scanner;
import jdk.test.lib.Asserts;
import jdk.test.lib.JDKToolLauncher;
@ -82,15 +82,22 @@ public class JMapHProfLargeHeapTest {
procBuilder.redirectError(ProcessBuilder.Redirect.INHERIT);
Process largeHeapProc = procBuilder.start();
try (Scanner largeHeapScanner = new Scanner(
largeHeapProc.getInputStream());) {
try (BufferedReader r = new BufferedReader(
new InputStreamReader(largeHeapProc.getInputStream()))) {
String pidstring = null;
if (!largeHeapScanner.hasNext()) {
throw new RuntimeException ("Test failed: could not open largeHeapScanner.");
while ((pidstring = r.readLine()) != null) {
// The output might contain different VM output, skip it while searching PID line.
if (pidstring.matches("PID\\[[0-9].*\\]")) {
System.out.println("Found: " + pidstring);
break;
} else {
System.out.println("Ignoring: " + pidstring);
}
}
while ((pidstring = largeHeapScanner.findInLine("PID\\[[0-9].*\\]")) == null) {
Thread.sleep(500);
if (pidstring == null) {
throw new RuntimeException("Not able to find string matching PID.");
}
int pid = Integer.parseInt(pidstring.substring(4,
pidstring.length() - 1));
System.out.println("Extracted pid: " + pid);