[LOG4NET-682] Log4Net - Memory Leak - Post Upgrade to version 2.0.12.0

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: Appenders
• Assignee: Unassigned
• Reporter: Rajasekar P
• Created: 10/Dec/21 05:19
• Updated: 22/Jul/22 13:32

Description

We have recently upgraded log4net to 2.0.12.0

Post upgrade, we are seeing memory leak in our application.

When we did our analysis with the captured dump, found more log4net instances in the Gen2 (pls refer below screenshot for details).

 

Additional required information below,

 

log4net version - 2.0.12.0
assembly type – DLL
code is launched as an windows application.
Runt time platform - MS .NET

.Net Version - .Net Framework 4.5.2

Log4net version upgraded from – 1.2.13

 

<?xml version="1.0" encoding="UTF-8"?> <log4net> <appender name="RollingFileAppender" type="log4net.Appender.RollingFileAppender"> <file value="${ALLUSERSPROFILE}/NetApp/SnapManager/logs/SnapManagerPS.log" /> <rollingStyle value="Size" /> <MaxSizeRollBackups value="10" /> <MaximumFileSize value="100MB" /> <layout type="log4net.Layout.PatternLayout"> <conversionPattern value="%date{o} [%2thread] %-5level %logger - %message%newline" /> </layout> <lockingModel type="log4net.Appender.FileAppender+MinimalLock" /> <encoding type="System.Text.UTF8Encoding" /> </appender> <root> <level value="DEBUG" /> <appender-ref ref="RollingFileAppender" /> </root> </log4net>