自动安装agent时attach failed

[w0lfzhang]

以下是运行的环境和报错信息，agent.jar是我从本地部署的洞态服务器下载的。
[root@localhost:NO LICENSE:Standalone] ~ # java -version
-bash: java: command not found
[root@localhost:NO LICENSE:Standalone] ~ # /usr/lib/jvm/jre/bin/java -version
openjdk version "1.8.0_212"
OpenJDK Runtime Environment (build 1.8.0_212-b04)
OpenJDK 64-Bit Server VM (build 25.212-b04, mixed mode)
[root@localhost:NO LICENSE:Standalone] ~ # ps aux |grep 10645
root 7582 0.0 0.0 114736 964 pts/0 S+ 02:52 0:00 grep 10645
tomcat 10645 2.4 6.4 2577384 261376 ? Ssl Sep07 22:14 /usr/lib/jvm/jre/bin/java -Dhttps.protocols=TLSv1.1,TLSv1.2 -Dpython.cachedir=/var/tmp -Djava.library.path=/usr/lib -Dfile.encoding=UTF-8 -client -Xmx110m -XX:MaxPermSize=80m -XX:-UseLargePages -XX:OnOutOfMemoryError=/usr/bin/restart_tomcat -classpath :/usr/share/tomcat/bin/bootstrap.jar:/usr/share/tomcat/bin/tomcat-juli.jar -Dcatalina.base=/usr/share/tomcat -Dcatalina.home=/usr/share/tomcat -Djava.endorsed.dirs= -Djava.io.tmpdir=/var/cache/tomcat/temp -Djava.util.logging.config.file=/usr/share/tomcat/conf/logging.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -XX:+StartAttachListener org.apache.catalina.startup.Bootstrap run start
[root@localhost:NO LICENSE:Standalone] ~ # tomcat
Usage: /sbin/tomcat {run|start|start-security|stop|version}
[root@localhost:NO LICENSE:Standalone] ~ # tomcat version
Server version: Apache Tomcat/7.0.90
Server built: Jun 23 2021 05:51:56 UTC
Server number: 7.0.90.0
OS Name: Linux
OS Version: 3.10.0-862.14.4.el7.ve.x86_64
Architecture: amd64
JVM Version: 1.8.0_212-b04
JVM Vendor: Oracle Corporation
[root@localhost:NO LICENSE:Standalone] ~ # /usr/lib/jvm/jre/bin/java -jar agent.jar -m install -p 10645
[cn.huoxian.dongtai.iast] trying attach dongtai to process 10645, agent address is /root/agent.jar
[cn.huoxian.dongtai.iast] attach failed
java.io.IOException: Connection reset by peer
at sun.tools.attach.LinuxVirtualMachine.read(Native Method)
at sun.tools.attach.LinuxVirtualMachine$SocketInputStream.read(LinuxVirtualMachine.java:265)
at sun.tools.attach.HotSpotVirtualMachine.readInt(HotSpotVirtualMachine.java:280)
at sun.tools.attach.LinuxVirtualMachine.execute(LinuxVirtualMachine.java:199)
at sun.tools.attach.HotSpotVirtualMachine.loadAgentLibrary(HotSpotVirtualMachine.java:58)
at sun.tools.attach.HotSpotVirtualMachine.loadAgentLibrary(HotSpotVirtualMachine.java:79)
at sun.tools.attach.HotSpotVirtualMachine.loadAgent(HotSpotVirtualMachine.java:103)
at com.secnium.iast.agent.AttachLauncher.attach(AttachLauncher.java:21)
at com.secnium.iast.agent.Agent.main(Agent.java:41)
engine install success for pid: 10645