2026-11-10T13:48:10.799712421Z main ERROR Unable to create file /usr/share/java/pulsar/logs/pulsar-perftest.log
java.io.IOException: Read-only file system
	at java.base/java.io.UnixFileSystem.createFileExclusively0(Native Method)
	at java.base/java.io.UnixFileSystem.createFileExclusively(Unknown Source)
	at java.base/java.io.File.createNewFile(Unknown Source)
	at org.apache.logging.log4j.core.appender.rolling.RollingFileManager$RollingFileManagerFactory.createManager(RollingFileManager.java:864)
	at org.apache.logging.log4j.core.appender.rolling.RollingFileManager$RollingFileManagerFactory.createManager(RollingFileManager.java:844)
	at org.apache.logging.log4j.core.appender.AbstractManager.getManager(AbstractManager.java:146)
	at org.apache.logging.log4j.core.appender.OutputStreamManager.getManager(OutputStreamManager.java:112)
	at org.apache.logging.log4j.core.appender.rolling.RollingFileManager.getFileManager(RollingFileManager.java:307)
	at org.apache.logging.log4j.core.appender.RollingFileAppender$Builder.build(RollingFileAppender.java:144)
	at org.apache.logging.log4j.core.appender.RollingFileAppender$Builder.build(RollingFileAppender.java:65)
	at org.apache.logging.log4j.core.config.plugins.util.PluginBuilder.build(PluginBuilder.java:124)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.createPluginObject(AbstractConfiguration.java:1206)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.createConfiguration(AbstractConfiguration.java:1125)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.createConfiguration(AbstractConfiguration.java:1117)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.doConfigure(AbstractConfiguration.java:715)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.initialize(AbstractConfiguration.java:271)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.start(AbstractConfiguration.java:324)
	at org.apache.logging.log4j.core.LoggerContext.setConfiguration(LoggerContext.java:697)
	at org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:786)
	at org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:808)
	at org.apache.logging.log4j.core.LoggerContext.start(LoggerContext.java:311)
	at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:160)
	at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:48)
	at org.apache.logging.log4j.LogManager.getContext(LogManager.java:139)
	at org.apache.logging.log4j.spi.AbstractLoggerAdapter.getContext(AbstractLoggerAdapter.java:138)
	at org.apache.logging.slf4j.Log4jLoggerFactory.getContext(Log4jLoggerFactory.java:58)
	at org.apache.logging.log4j.spi.AbstractLoggerAdapter.getLogger(AbstractLoggerAdapter.java:46)
	at org.apache.logging.slf4j.Log4jLoggerFactory.getLogger(Log4jLoggerFactory.java:32)
	at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:447)
	at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:472)
	at org.apache.pulsar.testclient.ManagedLedgerWriter.<clinit>(ManagedLedgerWriter.java:432)
	at java.base/jdk.internal.misc.Unsafe.ensureClassInitialized0(Native Method)
	at java.base/jdk.internal.misc.Unsafe.ensureClassInitialized(Unknown Source)
	at java.base/jdk.internal.reflect.MethodHandleAccessorFactory.ensureClassInitialized(Unknown Source)
	at java.base/jdk.internal.reflect.MethodHandleAccessorFactory.newConstructorAccessor(Unknown Source)
	at java.base/jdk.internal.reflect.ReflectionFactory.newConstructorAccessor(Unknown Source)
	at java.base/java.lang.reflect.Constructor.acquireConstructorAccessor(Unknown Source)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Unknown Source)
	at java.base/java.lang.reflect.Constructor.newInstance(Unknown Source)
	at org.apache.pulsar.testclient.PulsarPerfTestTool.initCommander(PulsarPerfTestTool.java:74)
	at org.apache.pulsar.testclient.PulsarPerfTestTool.main(PulsarPerfTestTool.java:91)

2026-11-10T13:48:10.805210030Z main ERROR Could not create plugin of type class org.apache.logging.log4j.core.appender.RollingFileAppender for element RollingFile: java.lang.IllegalStateException: ManagerFactory [org.apache.logging.log4j.core.appender.rolling.RollingFileManager$RollingFileManagerFactory@3e5499cc] unable to create manager for [/usr/share/java/pulsar/logs/pulsar-perftest.log] with data [org.apache.logging.log4j.core.appender.rolling.RollingFileManager$FactoryData@67ab1c47[pattern=/usr/share/java/pulsar/logs/pulsar-perftest.log-%d{MM-dd-yyyy}-%i.log.gz, append=true, bufferedIO=true, bufferSize=8192, policy=CompositeTriggeringPolicy(policies=[TimeBasedTriggeringPolicy(nextRolloverMillis=0, interval=1, modulate=true), SizeBasedTriggeringPolicy(size=1073741824)]), strategy=DefaultRolloverStrategy(min=1, max=7, useMax=true), advertiseURI=null, layout=%d{ISO8601_OFFSET_DATE_TIME_HHMM} [%t] %-5level %logger{36} - %msg%n, filePermissions=null, fileOwner=null]]
java.lang.IllegalStateException: ManagerFactory [org.apache.logging.log4j.core.appender.rolling.RollingFileManager$RollingFileManagerFactory@3e5499cc] unable to create manager for [/usr/share/java/pulsar/logs/pulsar-perftest.log] with data [org.apache.logging.log4j.core.appender.rolling.RollingFileManager$FactoryData@67ab1c47[pattern=/usr/share/java/pulsar/logs/pulsar-perftest.log-%d{MM-dd-yyyy}-%i.log.gz, append=true, bufferedIO=true, bufferSize=8192, policy=CompositeTriggeringPolicy(policies=[TimeBasedTriggeringPolicy(nextRolloverMillis=0, interval=1, modulate=true), SizeBasedTriggeringPolicy(size=1073741824)]), strategy=DefaultRolloverStrategy(min=1, max=7, useMax=true), advertiseURI=null, layout=%d{ISO8601_OFFSET_DATE_TIME_HHMM} [%t] %-5level %logger{36} - %msg%n, filePermissions=null, fileOwner=null]]
	at org.apache.logging.log4j.core.appender.AbstractManager.getManager(AbstractManager.java:148)
	at org.apache.logging.log4j.core.appender.OutputStreamManager.getManager(OutputStreamManager.java:112)
	at org.apache.logging.log4j.core.appender.rolling.RollingFileManager.getFileManager(RollingFileManager.java:307)
	at org.apache.logging.log4j.core.appender.RollingFileAppender$Builder.build(RollingFileAppender.java:144)
	at org.apache.logging.log4j.core.appender.RollingFileAppender$Builder.build(RollingFileAppender.java:65)
	at org.apache.logging.log4j.core.config.plugins.util.PluginBuilder.build(PluginBuilder.java:124)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.createPluginObject(AbstractConfiguration.java:1206)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.createConfiguration(AbstractConfiguration.java:1125)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.createConfiguration(AbstractConfiguration.java:1117)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.doConfigure(AbstractConfiguration.java:715)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.initialize(AbstractConfiguration.java:271)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.start(AbstractConfiguration.java:324)
	at org.apache.logging.log4j.core.LoggerContext.setConfiguration(LoggerContext.java:697)
	at org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:786)
	at org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:808)
	at org.apache.logging.log4j.core.LoggerContext.start(LoggerContext.java:311)
	at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:160)
	at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:48)
	at org.apache.logging.log4j.LogManager.getContext(LogManager.java:139)
	at org.apache.logging.log4j.spi.AbstractLoggerAdapter.getContext(AbstractLoggerAdapter.java:138)
	at org.apache.logging.slf4j.Log4jLoggerFactory.getContext(Log4jLoggerFactory.java:58)
	at org.apache.logging.log4j.spi.AbstractLoggerAdapter.getLogger(AbstractLoggerAdapter.java:46)
	at org.apache.logging.slf4j.Log4jLoggerFactory.getLogger(Log4jLoggerFactory.java:32)
	at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:447)
	at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:472)
	at org.apache.pulsar.testclient.ManagedLedgerWriter.<clinit>(ManagedLedgerWriter.java:432)
	at java.base/jdk.internal.misc.Unsafe.ensureClassInitialized0(Native Method)
	at java.base/jdk.internal.misc.Unsafe.ensureClassInitialized(Unknown Source)
	at java.base/jdk.internal.reflect.MethodHandleAccessorFactory.ensureClassInitialized(Unknown Source)
	at java.base/jdk.internal.reflect.MethodHandleAccessorFactory.newConstructorAccessor(Unknown Source)
	at java.base/jdk.internal.reflect.ReflectionFactory.newConstructorAccessor(Unknown Source)
	at java.base/java.lang.reflect.Constructor.acquireConstructorAccessor(Unknown Source)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Unknown Source)
	at java.base/java.lang.reflect.Constructor.newInstance(Unknown Source)
	at org.apache.pulsar.testclient.PulsarPerfTestTool.initCommander(PulsarPerfTestTool.java:74)
	at org.apache.pulsar.testclient.PulsarPerfTestTool.main(PulsarPerfTestTool.java:91)

2026-11-10T13:48:10.807159660Z main ERROR Unable to invoke factory method in class org.apache.logging.log4j.core.appender.RollingFileAppender for element RollingFile: java.lang.IllegalStateException: No factory method found for class org.apache.logging.log4j.core.appender.RollingFileAppender
java.lang.IllegalStateException: No factory method found for class org.apache.logging.log4j.core.appender.RollingFileAppender
	at org.apache.logging.log4j.core.config.plugins.util.PluginBuilder.findFactoryMethod(PluginBuilder.java:268)
	at org.apache.logging.log4j.core.config.plugins.util.PluginBuilder.build(PluginBuilder.java:140)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.createPluginObject(AbstractConfiguration.java:1206)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.createConfiguration(AbstractConfiguration.java:1125)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.createConfiguration(AbstractConfiguration.java:1117)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.doConfigure(AbstractConfiguration.java:715)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.initialize(AbstractConfiguration.java:271)
	at org.apache.logging.log4j.core.config.AbstractConfiguration.start(AbstractConfiguration.java:324)
	at org.apache.logging.log4j.core.LoggerContext.setConfiguration(LoggerContext.java:697)
	at org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:786)
	at org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:808)
	at org.apache.logging.log4j.core.LoggerContext.start(LoggerContext.java:311)
	at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:160)
	at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:48)
	at org.apache.logging.log4j.LogManager.getContext(LogManager.java:139)
	at org.apache.logging.log4j.spi.AbstractLoggerAdapter.getContext(AbstractLoggerAdapter.java:138)
	at org.apache.logging.slf4j.Log4jLoggerFactory.getContext(Log4jLoggerFactory.java:58)
	at org.apache.logging.log4j.spi.AbstractLoggerAdapter.getLogger(AbstractLoggerAdapter.java:46)
	at org.apache.logging.slf4j.Log4jLoggerFactory.getLogger(Log4jLoggerFactory.java:32)
	at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:447)
	at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:472)
	at org.apache.pulsar.testclient.ManagedLedgerWriter.<clinit>(ManagedLedgerWriter.java:432)
	at java.base/jdk.internal.misc.Unsafe.ensureClassInitialized0(Native Method)
	at java.base/jdk.internal.misc.Unsafe.ensureClassInitialized(Unknown Source)
	at java.base/jdk.internal.reflect.MethodHandleAccessorFactory.ensureClassInitialized(Unknown Source)
	at java.base/jdk.internal.reflect.MethodHandleAccessorFactory.newConstructorAccessor(Unknown Source)
	at java.base/jdk.internal.reflect.ReflectionFactory.newConstructorAccessor(Unknown Source)
	at java.base/java.lang.reflect.Constructor.acquireConstructorAccessor(Unknown Source)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Unknown Source)
	at java.base/java.lang.reflect.Constructor.newInstance(Unknown Source)
	at org.apache.pulsar.testclient.PulsarPerfTestTool.initCommander(PulsarPerfTestTool.java:74)
	at org.apache.pulsar.testclient.PulsarPerfTestTool.main(PulsarPerfTestTool.java:91)

2026-11-10T13:48:10.821172870Z main ERROR Null object returned for RollingFile in Appenders.
Usage: pulsar-perf [-hV] [COMMAND]
  -h, --help      Show this help message and exit.
  -V, --version   Print version information and exit.
Commands:
  managed-ledger         Write directly on managed-ledgers
  read                   Test pulsar reader performance.
  gen-doc                Generate documentation automatically.
  monitor-brokers        Monitors brokers and prints to the console information
                           about their system resource usages,
                         their topic and bundle counts, their message rates,
                           and other metrics.
  consume                Test pulsar consumer performance.
  simulation-client      Simulate client load by maintaining producers and
                           consumers for topics.
  simulation-controller  Provides a shell for the user to dictate how
                           simulation clients should incur load.
  produce                Test pulsar producer performance.
  transaction            Test pulsar transaction performance.
  websocket-producer     Test pulsar websocket producer performance.