Database agent doesn't start and give the below error message. port already opened to both Controller and Event service. main] 03 Nov 2021 14:31:07,366 INFO Agent - Agent Install Directory [/appdynamic/db-agent-21.9.0.2521] [main] 03 Nov 2021 14:31:07,366 INFO Agent - Using Agent Version [Database Agent v21.9.0.0 GA compatible with 4.5.2.0 Build Date 2021-09-22] [main] 03 Nov 2021 14:31:07,367 INFO Agent - JVM Runtime: java.home=/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.181-7.b13.el7.x86_64/jre java.vm.vendor=Oracle Corporation java.vm.name=OpenJDK 64-Bit Server VM java.version=1.8.0_181 java.specification.version=1.8 java.runtime.version=1.8.0_181-b13 java.io.tmpdir=/tmp user.language=en user.country=US user.variant= Default locale=en_US [main] 03 Nov 2021 14:31:07,367 INFO Agent - OS Runtime: os.name=Linux os.arch=amd64 os.version=3.10.0-957.el7.x86_64 user.name=aurahman user.home=/home/aurahman user.dir=/appdynamic/db-agent-21.9.0.2521 [main] 03 Nov 2021 14:31:07,367 INFO Agent - JVM Args : -XX:+HeapDumpOnOutOfMemoryError | -XX:OnOutOfMemoryError=kill -9 %p | -Xms1024m | -Xmx11264m | [main] 03 Nov 2021 14:31:07,368 INFO Agent - JVM Runtime Name: 5493@apdyn-pr-da1.moh.gov.sa [main] 03 Nov 2021 14:31:07,368 INFO Agent - JVM PID: 5493 [main] 03 Nov 2021 14:31:07,368 INFO Agent - Default Database Agent is resolving bootstrap info.... [main] 03 Nov 2021 14:31:07,418 INFO AgentUtil - Default Host Identifier Resolver using host name for unique host identifier [apdyn-pr-da1.moh.gov.sa] [main] 03 Nov 2021 14:31:07,421 INFO AgentUtil - Default IP Address Resolver found IP addresses [[192.168.122.1, fe80:0:0:0:215:5dff:fef6:695b%eth0, 10.0.195.152]] [main] 03 Nov 2021 14:31:07,421 INFO AgentUtil - Full Agent Registration Info Resolver found system property [appdynamics.agent.applicationName] for application name [Database Monitoring] [main] 03 Nov 2021 14:31:07,422 INFO AgentUtil - Full Agent Registration Info Resolver found system property [appdynamics.agent.tierName] for tier name [Database Monitoring] [main] 03 Nov 2021 14:31:07,422 INFO AgentUtil - Full Agent Registration Info Resolver found system property [appdynamics.agent.nodeName] for node name [Database Monitoring] [main] 03 Nov 2021 14:31:07,453 INFO AgentUtil - Full Agent Registration Info Resolver using selfService [false] [main] 03 Nov 2021 14:31:07,453 INFO AgentUtil - Full Agent Registration Info Resolver using application name [Database Monitoring] [main] 03 Nov 2021 14:31:07,454 INFO AgentUtil - Full Agent Registration Info Resolver using tier name [Database Monitoring] [main] 03 Nov 2021 14:31:07,454 INFO AgentUtil - Full Agent Registration Info Resolver using node name [Database Monitoring] [main] 03 Nov 2021 14:31:07,476 INFO AgentUtil - XML Controller Info Resolver found controller host [appmon.moh.gov.sa] [main] 03 Nov 2021 14:31:07,476 INFO AgentUtil - XML Controller Info Resolver found controller port [443] [main] 03 Nov 2021 14:31:07,498 INFO AgentUtil - XML Agent Account Info Resolver using account name [customer1] [main] 03 Nov 2021 14:31:07,499 INFO AgentUtil - XML Agent Account Info Resolver using account access key [****] [main] 03 Nov 2021 14:31:07,513 INFO AgentUtil - Keystore file /appdynamic/db-agent-21.9.0.2521/conf/cacerts.jks was not found [main] 03 Nov 2021 14:31:10,004 INFO Agent - Default Database Agent resolved bootstrap info! [main] 03 Nov 2021 14:31:10,151 INFO Agent - Started [Default Database Agent] Schedulers [main] 03 Nov 2021 14:31:10,151 INFO Agent - Scheduling Default Database Agent Registration .... [DBAgent-1] 03 Nov 2021 14:31:10,245 INFO RegistrationChannel - Controller host [appmon.moh.gov.sa]; Controller port [443] [DBAgent-1] 03 Nov 2021 14:31:10,278 INFO RegistrationChannel - setting agent hostname [apdyn-pr-da1.moh.gov.sa] [DBAgent-1] 03 Nov 2021 14:31:10,278 INFO RegistrationChannel - setting agent version [Database Agent v21.9.0.0 GA compatible with 4.5.2.0 Build Date 2021-09-22] [DBAgent-1] 03 Nov 2021 14:31:10,278 INFO RegistrationChannel - setting agent properties [{dbagent-name=Default Database Agent, dbagent-launch-id=e726f4a3-517c-48ea-be67-77cdc4db9688}] [DBAgent-1] 03 Nov 2021 14:31:10,278 INFO RegistrationChannel - setting agent install dir [/appdynamic/db-agent-21.9.0.2521] [DBAgent-1] 03 Nov 2021 14:31:10,278 INFO RegistrationChannel - setting agent type [DB_AGENT] [DBAgent-1] 03 Nov 2021 14:31:10,279 INFO RegistrationChannel - setting agent application [Database Monitoring] [DBAgent-1] 03 Nov 2021 14:31:10,279 INFO RegistrationChannel - setting agent tier name [Database Monitoring] [DBAgent-1] 03 Nov 2021 14:31:10,279 INFO RegistrationChannel - setting agent node name [Database Monitoring] [DBAgent-1] 03 Nov 2021 14:31:10,279 INFO RegistrationChannel - Sending Registration request [DBAgent-1] 03 Nov 2021 14:31:44,386 ERROR ControllerHttpRequestResponse - Fatal transport error while connecting to URL [/controller/instance/UNKNOWN_MACHINE_ID/systemagentregistration]: javax.net.ssl.SSLHandshakeException: Remote host closed connection during handshake [DBAgent-1] 03 Nov 2021 14:31:44,387 WARN RegistrationChannel - Could not connect to the controller/invalid response from controller, cannot get registration information [DBAgent-1] 03 Nov 2021 14:32:04,391 INFO RegistrationChannel - Controller host [appmon.moh.gov.sa]; Controller port [443] [DBAgent-1] 03 Nov 2021 14:32:04,391 INFO RegistrationChannel - setting agent hostname [apdyn-pr-da1.moh.gov.sa] [DBAgent-1] 03 Nov 2021 14:32:04,391 INFO RegistrationChannel - setting agent version [Database Agent v21.9.0.0 GA compatible with 4.5.2.0 Build Date 2021-09-22] [DBAgent-1] 03 Nov 2021 14:32:04,391 INFO RegistrationChannel - setting agent properties [{dbagent-name=Default Database Agent, dbagent-launch-id=e726f4a3-517c-48ea-be67-77cdc4db9688}] [DBAgent-1] 03 Nov 2021 14:32:04,391 INFO RegistrationChannel - setting agent install dir [/appdynamic/db-agent-21.9.0.2521] [DBAgent-1] 03 Nov 2021 14:32:04,392 INFO RegistrationChannel - setting agent type [DB_AGENT] [DBAgent-1] 03 Nov 2021 14:32:04,392 INFO RegistrationChannel - setting agent application [Database Monitoring] [DBAgent-1] 03 Nov 2021 14:32:04,392 INFO RegistrationChannel - setting agent tier name [Database Monitoring] [DBAgent-1] 03 Nov 2021 14:32:04,392 INFO RegistrationChannel - setting agent node name [Database Monitoring] [DBAgent-1] 03 Nov 2021 14:32:04,392 INFO RegistrationChannel - Sending Registration request [DBAgent-1] 03 Nov 2021 14:32:40,544 INFO Agent - Full certificate chain validation performed using default certificate file [DBAgent-1] 03 Nov 2021 14:32:40,755 ERROR ControllerHttpRequestResponse - Fatal transport error while connecting to URL [/controller/instance/UNKNOWN_MACHINE_ID/systemagentregistration]: javax.net.ssl.SSLHandshakeException: Remote host closed connection during handshake
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