Start domain mode. This brings up server-one and -two and -three as disabled.
Kill from the shell server-two

hrupp 56191 0,1 1,0 1058416 81580 s003 S+ 11:50am 0:54.69 /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home/bin/java -Xms64m -Xmx256m -Dorg.jboss.boot.log.file=domain/servers/server-two/log/boot.log -Dlogging.configuration=file:/devel/jbas7/jboss-as/build/target/jboss-7.0.0.Beta3-SNAPSHOT/domain/configuration/logging.properties -jar jboss-modules.jar -mp modules -logmodule org.jboss.logmanager -jaxpmodule javax.xml.jaxp-provider org.jboss.as.server
snert:/im/rhq/modules/plugins/jboss-as-7 hrupp$ kill 56191
snert:/im/rhq/modules/plugins/jboss-as-7 hrupp$ ps auxw|grep server-two
snert:/im/rhq/modules/plugins/jboss-as-7 hrupp$

Hostcontroller log shows:

[Server:server-two] 16:39:29,310 INFO [org.jboss.as.logging] (MSC service thread 1-1) Restored bootstrap log handlers
[Server:server-two] 16:39:29,314 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-2) Removed JDBC Data-source [java:/H2DS]
[Server:server-two] 16:39:29,315 ERROR [org.jboss.as.management] (Read thread for /0.0.0.0:9999) java.net.SocketException: Socket closed
[Server:server-two] 16:39:29,317 INFO [com.arjuna.ats.jbossatx] (MSC service thread 1-2) ARJUNA-32018 Destroying TransactionManagerService
[Server:server-two] 16:39:29,317 INFO [com.arjuna.ats.jbossatx] (MSC service thread 1-2) ARJUNA-32014 Stopping transaction recovery manager
[Server:server-two] 16:39:29,317 INFO [org.jboss.as.jmx.JMXConnectorService] (MSC service thread 1-4) JMX remote connector stopped
[Server:server-two] 16:39:29,326 INFO [org.hornetq.core.server.impl.HornetQServerImpl] (MSC service thread 1-3) HornetQ Server version 2.1.2.Final (Colmeia, 120) stopped
[Server:server-two] 16:39:29,328 INFO [org.jboss.as] (MSC service thread 1-2) JBoss AS 7.0.0.Beta3-SNAPSHOT "TBD" stopped in 30ms
16:39:29,661 INFO [org.jboss.as.process.Server:server-two.status] (reaper for Server:server-two) Process 'Server:server-two' finished with an exit status of 143

Now go to e.g. the CLI

[localhost:9999 /] cd /host=local/server-config=server-two
[localhost:9999 server-two] :read-attribute(name=status)
{
"outcome" => "success",
"result" => "STARTED",
"compensating-operation" => undefined
}

Note that the server is still considered as running.