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src/java.base/share/classes/sun/launcher/LauncherHelper.java
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@ rev 57735 : Review feedback 2
|
o rev 57734 : Review feedback
|
o rev 57733 : 8231111: Cgroups v2: Rework Metrics in java.base so as to recognize unified hierarchy
| Reviewed-by: bobv, mchung
~
@@ -1,7 +1,7 @@
/*
- * Copyright (c) 2007, 2019, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2007, 2020, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
@@ -43,14 +43,14 @@
import java.io.IOException;
import java.io.PrintStream;
import java.io.UnsupportedEncodingException;
import java.lang.module.Configuration;
import java.lang.module.ModuleDescriptor;
-import java.lang.module.ModuleDescriptor.Requires;
import java.lang.module.ModuleDescriptor.Exports;
import java.lang.module.ModuleDescriptor.Opens;
import java.lang.module.ModuleDescriptor.Provides;
+import java.lang.module.ModuleDescriptor.Requires;
import java.lang.module.ModuleFinder;
import java.lang.module.ModuleReference;
import java.lang.module.ResolvedModule;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
@@ -60,12 +60,12 @@
import java.net.URI;
import java.nio.charset.Charset;
import java.nio.file.DirectoryStream;
import java.nio.file.Files;
import java.nio.file.Path;
-import java.text.Normalizer;
import java.text.MessageFormat;
+import java.text.Normalizer;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Iterator;
import java.util.List;
@@ -117,10 +117,11 @@
private static final String diagprop = "sun.java.launcher.diag";
static final boolean trace = VM.getSavedProperty(diagprop) != null;
private static final String defaultBundleName =
"sun.launcher.resources.launcher";
+
private static class ResourceBundleHolder {
private static final ResourceBundle RB =
ResourceBundle.getBundle(defaultBundleName);
}
private static PrintStream ostream;
@@ -321,93 +322,112 @@
if (c == null) {
ostream.println(INDENT + "No metrics available for this platform");
return;
}
+ final long longRetvalNotSupported = -2;
+
ostream.println(INDENT + "Provider: " + c.getProvider());
ostream.println(INDENT + "Effective CPU Count: " + c.getEffectiveCpuCount());
- ostream.println(INDENT + "CPU Period: " + c.getCpuPeriod() +
- (c.getCpuPeriod() == -1 ? "" : "us"));
- ostream.println(INDENT + "CPU Quota: " + c.getCpuQuota() +
- (c.getCpuQuota() == -1 ? "" : "us"));
- ostream.println(INDENT + "CPU Shares: " + c.getCpuShares());
+ ostream.println(formatCpuVal(c.getCpuPeriod(), INDENT + "CPU Period: ", longRetvalNotSupported));
+ ostream.println(formatCpuVal(c.getCpuQuota(), INDENT + "CPU Quota: ", longRetvalNotSupported));
+ ostream.println(formatCpuVal(c.getCpuShares(), INDENT + "CPU Shares: ", longRetvalNotSupported));
int cpus[] = c.getCpuSetCpus();
+ if (cpus != null) {
ostream.println(INDENT + "List of Processors, "
+ cpus.length + " total: ");
ostream.print(INDENT);
for (int i = 0; i < cpus.length; i++) {
ostream.print(cpus[i] + " ");
}
if (cpus.length > 0) {
ostream.println("");
}
+ } else {
+ ostream.println(INDENT + "List of Processors: N/A");
+ }
cpus = c.getEffectiveCpuSetCpus();
+ if (cpus != null) {
ostream.println(INDENT + "List of Effective Processors, "
+ cpus.length + " total: ");
ostream.print(INDENT);
for (int i = 0; i < cpus.length; i++) {
ostream.print(cpus[i] + " ");
}
if (cpus.length > 0) {
ostream.println("");
}
+ } else {
+ ostream.println(INDENT + "List of Effective Processors: N/A");
+ }
int mems[] = c.getCpuSetMems();
+ if (mems != null) {
ostream.println(INDENT + "List of Memory Nodes, "
+ mems.length + " total: ");
ostream.print(INDENT);
for (int i = 0; i < mems.length; i++) {
ostream.print(mems[i] + " ");
}
if (mems.length > 0) {
ostream.println("");
}
+ } else {
+ ostream.println(INDENT + "List of Memory Nodes: N/A");
+ }
mems = c.getEffectiveCpuSetMems();
+ if (mems != null) {
ostream.println(INDENT + "List of Available Memory Nodes, "
+ mems.length + " total: ");
ostream.print(INDENT);
for (int i = 0; i < mems.length; i++) {
ostream.print(mems[i] + " ");
}
if (mems.length > 0) {
ostream.println("");
}
-
- ostream.println(INDENT + "CPUSet Memory Pressure Enabled: "
- + c.isCpuSetMemoryPressureEnabled());
+ } else {
+ ostream.println(INDENT + "List of Available Memory Nodes: N/A");
+ }
long limit = c.getMemoryLimit();
- ostream.println(INDENT + "Memory Limit: " +
- ((limit >= 0) ? SizePrefix.scaleValue(limit) : "Unlimited"));
+ ostream.println(formatLimitString(limit, INDENT + "Memory Limit: ", longRetvalNotSupported));
limit = c.getMemorySoftLimit();
- ostream.println(INDENT + "Memory Soft Limit: " +
- ((limit >= 0) ? SizePrefix.scaleValue(limit) : "Unlimited"));
+ ostream.println(formatLimitString(limit, INDENT + "Memory Soft Limit: ", longRetvalNotSupported));
limit = c.getMemoryAndSwapLimit();
- ostream.println(INDENT + "Memory & Swap Limit: " +
- ((limit >= 0) ? SizePrefix.scaleValue(limit) : "Unlimited"));
+ ostream.println(formatLimitString(limit, INDENT + "Memory & Swap Limit: ", longRetvalNotSupported));
- limit = c.getKernelMemoryLimit();
- ostream.println(INDENT + "Kernel Memory Limit: " +
- ((limit >= 0) ? SizePrefix.scaleValue(limit) : "Unlimited"));
-
- limit = c.getTcpMemoryLimit();
- ostream.println(INDENT + "TCP Memory Limit: " +
- ((limit >= 0) ? SizePrefix.scaleValue(limit) : "Unlimited"));
+ ostream.println("");
+ }
- ostream.println(INDENT + "Out Of Memory Killer Enabled: "
- + c.isMemoryOOMKillEnabled());
+ private static String formatLimitString(long limit, String prefix, long unavailable) {
+ if (limit >= 0) {
+ return prefix + SizePrefix.scaleValue(limit);
+ } else if (limit == unavailable) {
+ return prefix + "N/A";
+ } else {
+ return prefix + "Unlimited";
+ }
+ }
- ostream.println("");
+ private static String formatCpuVal(long cpuVal, String prefix, long unavailable) {
+ if (cpuVal >= 0) {
+ return prefix + cpuVal + "us";
+ } else if (cpuVal == unavailable) {
+ return prefix + "N/A";
+ } else {
+ return prefix + cpuVal;
+ }
}
private enum SizePrefix {
KILO(1024, "K"),
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