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体验新版 GitCode,发现更多精彩内容 >>
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874a4af7
编写于
3月 19, 2020
作者:
A
Andrey Zagrebin
浏览文件
操作
浏览文件
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电子邮件补丁
差异文件
[FLINK-16225] Add JVM Metaspace Error assumption test
上级
813f590f
变更
4
显示空白变更内容
内联
并排
Showing
4 changed file
with
141 addition
and
7 deletion
+141
-7
flink-test-utils-parent/flink-test-utils/src/main/java/org/apache/flink/test/util/TestProcessBuilder.java
...n/java/org/apache/flink/test/util/TestProcessBuilder.java
+17
-4
flink-tests/src/test/java/org/apache/flink/runtime/util/ExceptionUtilsITCases.java
.../org/apache/flink/runtime/util/ExceptionUtilsITCases.java
+121
-0
flink-tests/src/test/java/org/apache/flink/test/recovery/AbstractTaskManagerProcessFailureRecoveryTest.java
...covery/AbstractTaskManagerProcessFailureRecoveryTest.java
+1
-1
flink-tests/src/test/java/org/apache/flink/test/recovery/ProcessFailureCancelingITCase.java
...he/flink/test/recovery/ProcessFailureCancelingITCase.java
+2
-2
未找到文件。
flink-test-utils-parent/flink-test-utils/src/main/java/org/apache/flink/test/util/TestProcessBuilder.java
浏览文件 @
874a4af7
...
@@ -70,10 +70,12 @@ public class TestProcessBuilder {
...
@@ -70,10 +70,12 @@ public class TestProcessBuilder {
commands
.
addAll
(
mainClassArgs
);
commands
.
addAll
(
mainClassArgs
);
StringWriter
processOutput
=
new
StringWriter
();
StringWriter
processOutput
=
new
StringWriter
();
StringWriter
errorOutput
=
new
StringWriter
();
Process
process
=
new
ProcessBuilder
(
commands
).
start
();
Process
process
=
new
ProcessBuilder
(
commands
).
start
();
new
PipeForwarder
(
process
.
getErrorStream
(),
processOutput
);
new
PipeForwarder
(
process
.
getInputStream
(),
processOutput
);
new
PipeForwarder
(
process
.
getErrorStream
(),
errorOutput
);
return
new
TestProcess
(
process
,
processOutput
);
return
new
TestProcess
(
process
,
processOutput
,
errorOutput
);
}
}
public
TestProcessBuilder
setJvmMemory
(
MemorySize
jvmMemory
)
{
public
TestProcessBuilder
setJvmMemory
(
MemorySize
jvmMemory
)
{
...
@@ -81,6 +83,11 @@ public class TestProcessBuilder {
...
@@ -81,6 +83,11 @@ public class TestProcessBuilder {
return
this
;
return
this
;
}
}
public
TestProcessBuilder
addJvmArg
(
String
arg
)
{
jvmArgs
.
add
(
arg
);
return
this
;
}
public
TestProcessBuilder
addMainClassArg
(
String
arg
)
{
public
TestProcessBuilder
addMainClassArg
(
String
arg
)
{
mainClassArgs
.
add
(
arg
);
mainClassArgs
.
add
(
arg
);
return
this
;
return
this
;
...
@@ -100,20 +107,26 @@ public class TestProcessBuilder {
...
@@ -100,20 +107,26 @@ public class TestProcessBuilder {
public
static
class
TestProcess
{
public
static
class
TestProcess
{
private
final
Process
process
;
private
final
Process
process
;
private
final
StringWriter
processOutput
;
private
final
StringWriter
processOutput
;
private
final
StringWriter
errorOutput
;
public
TestProcess
(
Process
process
,
StringWriter
processOutput
)
{
public
TestProcess
(
Process
process
,
StringWriter
processOutput
,
StringWriter
errorOutput
)
{
this
.
process
=
process
;
this
.
process
=
process
;
this
.
processOutput
=
processOutput
;
this
.
processOutput
=
processOutput
;
this
.
errorOutput
=
errorOutput
;
}
}
public
Process
getProcess
()
{
public
Process
getProcess
()
{
return
process
;
return
process
;
}
}
public
StringWriter
getOutput
()
{
public
StringWriter
get
Process
Output
()
{
return
processOutput
;
return
processOutput
;
}
}
public
StringWriter
getErrorOutput
()
{
return
errorOutput
;
}
public
void
destroy
()
{
public
void
destroy
()
{
process
.
destroy
();
process
.
destroy
();
}
}
...
...
flink-tests/src/test/java/org/apache/flink/runtime/util/ExceptionUtilsITCases.java
0 → 100644
浏览文件 @
874a4af7
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package
org.apache.flink.runtime.util
;
import
org.apache.flink.test.util.TestProcessBuilder
;
import
org.apache.flink.test.util.TestProcessBuilder.TestProcess
;
import
org.apache.flink.testutils.ClassLoaderUtils
;
import
org.apache.flink.testutils.ClassLoaderUtils.ClassLoaderBuilder
;
import
org.apache.flink.util.ExceptionUtils
;
import
org.apache.flink.util.TestLogger
;
import
org.junit.ClassRule
;
import
org.junit.Test
;
import
org.junit.rules.TemporaryFolder
;
import
java.io.File
;
import
java.io.IOException
;
import
java.lang.management.ManagementFactory
;
import
java.lang.management.MemoryPoolMXBean
;
import
java.util.ArrayList
;
import
java.util.Collection
;
import
static
org
.
hamcrest
.
CoreMatchers
.
is
;
import
static
org
.
junit
.
Assert
.
assertThat
;
/**
* Tests for {@link ExceptionUtils} which require to spawn JVM process and set JVM memory args.
*/
public
class
ExceptionUtilsITCases
extends
TestLogger
{
private
static
final
long
INITIAL_BIG_METASPACE_SIZE
=
32
*
(
1
<<
20
);
// 32Mb
@ClassRule
public
static
final
TemporaryFolder
TEMPORARY_FOLDER
=
new
TemporaryFolder
();
@Test
public
void
testIsMetaspaceOutOfMemoryError
()
throws
IOException
,
InterruptedException
{
// load only one class and record required Metaspace
long
okMetaspace
=
Long
.
parseLong
(
run
(
1
,
INITIAL_BIG_METASPACE_SIZE
));
// load more classes to cause 'OutOfMemoryError: Metaspace'
assertThat
(
run
(
1000
,
okMetaspace
),
is
(
""
));
}
private
static
String
run
(
int
numberOfLoadedClasses
,
long
metaspaceSize
)
throws
InterruptedException
,
IOException
{
TestProcessBuilder
taskManagerProcessBuilder
=
new
TestProcessBuilder
(
DummyClassLoadingProgram
.
class
.
getName
());
taskManagerProcessBuilder
.
addJvmArg
(
"-XX:-UseCompressedOops"
);
taskManagerProcessBuilder
.
addJvmArg
(
String
.
format
(
"-XX:MaxMetaspaceSize=%d"
,
metaspaceSize
));
taskManagerProcessBuilder
.
addMainClassArg
(
Integer
.
toString
(
numberOfLoadedClasses
));
taskManagerProcessBuilder
.
addMainClassArg
(
TEMPORARY_FOLDER
.
getRoot
().
getAbsolutePath
());
TestProcess
p
=
taskManagerProcessBuilder
.
start
();
p
.
getProcess
().
waitFor
();
assertThat
(
p
.
getErrorOutput
().
toString
().
trim
(),
is
(
""
));
return
p
.
getProcessOutput
().
toString
().
trim
();
}
/**
* Dummy java program to generate Metaspace OOM.
*/
public
static
class
DummyClassLoadingProgram
{
private
DummyClassLoadingProgram
()
{
}
public
static
void
main
(
String
[]
args
)
{
// trigger needed classes loaded
output
(
""
);
ExceptionUtils
.
isMetaspaceOutOfMemoryError
(
new
Exception
());
Collection
<
Class
<?>>
classes
=
new
ArrayList
<>();
int
numberOfLoadedClasses
=
Integer
.
parseInt
(
args
[
0
]);
try
{
for
(
int
index
=
0
;
index
<
numberOfLoadedClasses
;
index
++)
{
classes
.
add
(
loadDummyClass
(
index
,
args
[
1
]));
}
String
out
=
classes
.
size
()
>
1
?
"Exception is not thrown, metaspace usage: "
:
""
;
output
(
out
+
getMetaspaceUsage
());
}
catch
(
Throwable
t
)
{
if
(
ExceptionUtils
.
isMetaspaceOutOfMemoryError
(
t
))
{
return
;
}
output
(
"Wrong exception: "
+
t
);
}
}
private
static
Class
<?>
loadDummyClass
(
int
index
,
String
folderToSaveSource
)
throws
ClassNotFoundException
,
IOException
{
String
className
=
"DummyClass"
+
index
;
String
sourcePattern
=
"public class %s { @Override public String toString() { return \"%s\"; } }"
;
ClassLoaderBuilder
classLoaderBuilder
=
ClassLoaderUtils
.
withRoot
(
new
File
(
folderToSaveSource
));
classLoaderBuilder
.
addClass
(
className
,
String
.
format
(
sourcePattern
,
className
,
"dummy"
));
ClassLoader
classLoader
=
classLoaderBuilder
.
build
();
return
Class
.
forName
(
className
,
true
,
classLoader
);
}
private
static
long
getMetaspaceUsage
()
{
for
(
MemoryPoolMXBean
memoryMXBean
:
ManagementFactory
.
getMemoryPoolMXBeans
())
{
if
(
"Metaspace"
.
equals
(
memoryMXBean
.
getName
()))
{
return
memoryMXBean
.
getUsage
().
getUsed
();
}
}
throw
new
RuntimeException
(
"Metaspace usage is not found"
);
}
private
static
void
output
(
String
text
)
{
System
.
out
.
println
(
text
);
}
}
}
flink-tests/src/test/java/org/apache/flink/test/recovery/AbstractTaskManagerProcessFailureRecoveryTest.java
浏览文件 @
874a4af7
...
@@ -258,7 +258,7 @@ public abstract class AbstractTaskManagerProcessFailureRecoveryTest extends Test
...
@@ -258,7 +258,7 @@ public abstract class AbstractTaskManagerProcessFailureRecoveryTest extends Test
System
.
out
.
println
(
"-----------------------------------------"
);
System
.
out
.
println
(
"-----------------------------------------"
);
System
.
out
.
println
(
" BEGIN SPAWNED PROCESS LOG FOR "
+
processName
);
System
.
out
.
println
(
" BEGIN SPAWNED PROCESS LOG FOR "
+
processName
);
System
.
out
.
println
(
"-----------------------------------------"
);
System
.
out
.
println
(
"-----------------------------------------"
);
System
.
out
.
println
(
process
.
getOutput
().
toString
());
System
.
out
.
println
(
process
.
get
Error
Output
().
toString
());
System
.
out
.
println
(
"-----------------------------------------"
);
System
.
out
.
println
(
"-----------------------------------------"
);
System
.
out
.
println
(
" END SPAWNED PROCESS LOG"
);
System
.
out
.
println
(
" END SPAWNED PROCESS LOG"
);
System
.
out
.
println
(
"-----------------------------------------"
);
System
.
out
.
println
(
"-----------------------------------------"
);
...
...
flink-tests/src/test/java/org/apache/flink/test/recovery/ProcessFailureCancelingITCase.java
浏览文件 @
874a4af7
...
@@ -237,11 +237,11 @@ public class ProcessFailureCancelingITCase extends TestLogger {
...
@@ -237,11 +237,11 @@ public class ProcessFailureCancelingITCase extends TestLogger {
// all seems well :-)
// all seems well :-)
}
}
catch
(
Exception
e
)
{
catch
(
Exception
e
)
{
printProcessLog
(
"TaskManager"
,
taskManagerProcess
.
getOutput
().
toString
());
printProcessLog
(
"TaskManager"
,
taskManagerProcess
.
get
Error
Output
().
toString
());
throw
e
;
throw
e
;
}
}
catch
(
Error
e
)
{
catch
(
Error
e
)
{
printProcessLog
(
"TaskManager 1"
,
taskManagerProcess
.
getOutput
().
toString
());
printProcessLog
(
"TaskManager 1"
,
taskManagerProcess
.
get
Error
Output
().
toString
());
throw
e
;
throw
e
;
}
}
finally
{
finally
{
...
...
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