10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /*
25 * @test TestLogRotation.java
26 * @summary test flags for log rotation
27 * @library /test/lib
28 * @modules java.base/jdk.internal.misc
29 * java.management
30 * @run main/othervm/timeout=600 TestLogRotation
31 *
32 */
33 import jdk.test.lib.process.ProcessTools;
34 import java.io.File;
35 import java.io.FilenameFilter;
36 import java.util.ArrayList;
37 import java.util.Arrays;
38
39 class GCLoggingGenerator {
40
41 public static void main(String[] args) throws Exception {
42
43 long sizeOfLog = Long.parseLong(args[0]);
44 long lines = sizeOfLog / 70;
45 // full.GC generates ad least 1-line which is not shorter then 70 chars
46 // for some GC 2 shorter lines are generated
47 for (long i = 0; i < lines; i++) {
48 System.gc();
49 }
50 }
61 return name.startsWith(logFileName);
62 }
63 };
64
65 public static void cleanLogs() {
66 for (File log : currentDirectory.listFiles(logFilter)) {
67 if (!log.delete()) {
68 throw new Error("Unable to delete " + log.getAbsolutePath());
69 }
70 }
71 }
72
73 public static void runTest(int numberOfFiles) throws Exception {
74
75 ArrayList<String> args = new ArrayList();
76 String[] logOpts = new String[]{
77 "-cp", System.getProperty("java.class.path"),
78 "-Xlog:gc=debug:" + logFileName + "::filesize=" + logFileSizeK + "k,filecount=" + numberOfFiles,
79 "-XX:-DisableExplicitGC", // to ensure that System.gc() works
80 "-Xmx128M"};
81 // System.getProperty("test.java.opts") is '' if no options is set
82 // need to skip such empty
83 String[] externalVMopts = System.getProperty("test.java.opts").length() == 0
84 ? new String[0]
85 : System.getProperty("test.java.opts").split(" ");
86 args.addAll(Arrays.asList(externalVMopts));
87 args.addAll(Arrays.asList(logOpts));
88 args.add(GCLoggingGenerator.class.getName());
89 args.add(String.valueOf(numberOfFiles * logFileSizeK * 1024));
90 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(args.toArray(new String[0]));
91 pb.redirectErrorStream(true);
92 pb.redirectOutput(new File(GCLoggingGenerator.class.getName() + ".log"));
93 Process process = pb.start();
94 int result = process.waitFor();
95 if (result != 0) {
96 throw new Error("Unexpected exit code = " + result);
97 }
98 File[] logs = currentDirectory.listFiles(logFilter);
99 int smallFilesNumber = 0;
100 for (File log : logs) {
101 if (log.length() < logFileSizeK * 1024) {
102 smallFilesNumber++;
103 }
104 }
105 // Expect one more log file since the number-of-files doesn't include the active log file
106 int expectedNumberOfFiles = numberOfFiles + 1;
107 if (logs.length != expectedNumberOfFiles) {
108 throw new Error("There are " + logs.length + " logs instead of the expected " + expectedNumberOfFiles);
109 }
110 if (smallFilesNumber > 1) {
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /*
25 * @test TestLogRotation.java
26 * @summary test flags for log rotation
27 * @library /test/lib
28 * @modules java.base/jdk.internal.misc
29 * java.management
30 * @run driver/timeout=600 TestLogRotation
31 *
32 */
33 import jdk.test.lib.process.ProcessTools;
34 import java.io.File;
35 import java.io.FilenameFilter;
36 import java.util.ArrayList;
37 import java.util.Arrays;
38
39 class GCLoggingGenerator {
40
41 public static void main(String[] args) throws Exception {
42
43 long sizeOfLog = Long.parseLong(args[0]);
44 long lines = sizeOfLog / 70;
45 // full.GC generates ad least 1-line which is not shorter then 70 chars
46 // for some GC 2 shorter lines are generated
47 for (long i = 0; i < lines; i++) {
48 System.gc();
49 }
50 }
61 return name.startsWith(logFileName);
62 }
63 };
64
65 public static void cleanLogs() {
66 for (File log : currentDirectory.listFiles(logFilter)) {
67 if (!log.delete()) {
68 throw new Error("Unable to delete " + log.getAbsolutePath());
69 }
70 }
71 }
72
73 public static void runTest(int numberOfFiles) throws Exception {
74
75 ArrayList<String> args = new ArrayList();
76 String[] logOpts = new String[]{
77 "-cp", System.getProperty("java.class.path"),
78 "-Xlog:gc=debug:" + logFileName + "::filesize=" + logFileSizeK + "k,filecount=" + numberOfFiles,
79 "-XX:-DisableExplicitGC", // to ensure that System.gc() works
80 "-Xmx128M"};
81 args.addAll(Arrays.asList(logOpts));
82 args.add(GCLoggingGenerator.class.getName());
83 args.add(String.valueOf(numberOfFiles * logFileSizeK * 1024));
84 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(true, args.toArray(String[]::new));
85 pb.redirectErrorStream(true);
86 pb.redirectOutput(new File(GCLoggingGenerator.class.getName() + ".log"));
87 Process process = pb.start();
88 int result = process.waitFor();
89 if (result != 0) {
90 throw new Error("Unexpected exit code = " + result);
91 }
92 File[] logs = currentDirectory.listFiles(logFilter);
93 int smallFilesNumber = 0;
94 for (File log : logs) {
95 if (log.length() < logFileSizeK * 1024) {
96 smallFilesNumber++;
97 }
98 }
99 // Expect one more log file since the number-of-files doesn't include the active log file
100 int expectedNumberOfFiles = numberOfFiles + 1;
101 if (logs.length != expectedNumberOfFiles) {
102 throw new Error("There are " + logs.length + " logs instead of the expected " + expectedNumberOfFiles);
103 }
104 if (smallFilesNumber > 1) {
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