/host=master/server=server-three/subsystem=elytron/key-store=keysto1:generate-key-pair(alias=foobar,distinguished-name="cn=claudio,c=BR")
/host=master/server=server-three/subsystem=elytron/key-store=keysto1:generate-key-pair(alias=foobar2,distinguished-name="cn=claudio2,c=BR")
/host=master/server=server-three/subsystem=elytron/key-store=keysto1:store()

/host=master/server=server-three/subsystem=elytron/key-store=keysto1:read-aliases
{
    "outcome" => "success",
    "result" => [
        "foobar2",
        "foobar"
    ]
}

batch 
/host=master/server=server-three/subsystem=elytron/key-store=keysto1:remove-alias(alias=foobar)
/host=master/server=server-three/subsystem=elytron/key-store=keysto1:read-aliases
run-batch

/host=master/core-service=management/service=management-operations:read-resource(include-runtime,recursive)
{
    "outcome" => "success",
    "result" => {"active-operation" => {
        "352328021" => {
            "access-mechanism" => "NATIVE",
            "address" => [
                ("host" => "master"),
                ("core-service" => "management"),
                ("service" => "management-operations")
            ],
            "caller-thread" => "management-handler-thread - 1",
            "cancelled" => false,
            "domain-rollout" => false,
            "domain-uuid" => undefined,
            "exclusive-running-time" => -1L,
            "execution-status" => "executing",
            "operation" => "read-resource",
            "running-time" => 10032404L
        },
        "-1467399640" => {
            "access-mechanism" => "NATIVE",
            "address" => [],
            "caller-thread" => "management-handler-thread - 2",
            "cancelled" => false,
            "domain-rollout" => false,
            "domain-uuid" => undefined,
            "exclusive-running-time" => -1L,
            "execution-status" => "executing",
            "operation" => "composite",
            "running-time" => 260150849919L
        }
    }}
}

The batch failed with the following error (you are remaining in the batch editing mode to have a chance to correct the error): 
WFLYCTL0062: Composite operation failed and was rolled back. Steps that failed:
Step: step-2
Operation: /host=master/server=server-three/subsystem=elytron/key-store=keysto1:read-aliases
Failure: WFLYCTL0409: Execution of operation 'read-aliases' on remote process at address '[
    ("host" => "master"),
    ("server" => "server-three")
]' timed out after 305000 ms while awaiting initial response; remote process has been notified to terminate operation