2026-08-26 00:37:51.947866+00:00 [warning] <0.130.0> cluster_formation.randomized_startup_delay_range.min and cluster_formation.randomized_startup_delay_range.max are deprecated

BOOT FAILED
===========
2026-08-26 00:38:22.242881+00:00 [error] <0.130.0> 
2026-08-26 00:38:22.242881+00:00 [error] <0.130.0> BOOT FAILED
2026-08-26 00:38:22.242881+00:00 [error] <0.130.0> ===========
2026-08-26 00:38:22.242881+00:00 [error] <0.130.0> ERROR: epmd error for host rabbitmq-keystone-server-0.rabbitmq-keystone-nodes.openstack: nxdomain (non-existing domain)
2026-08-26 00:38:22.242881+00:00 [error] <0.130.0> 
ERROR: epmd error for host rabbitmq-keystone-server-0.rabbitmq-keystone-nodes.openstack: nxdomain (non-existing domain)

2026-08-26 00:38:23.243941+00:00 [error] <0.130.0>     supervisor: {local,rabbit_prelaunch_sup}
2026-08-26 00:38:23.243941+00:00 [error] <0.130.0>     errorContext: start_error
2026-08-26 00:38:23.243941+00:00 [error] <0.130.0>     reason: {epmd_error,"rabbitmq-keystone-server-0.rabbitmq-keystone-nodes.openstack",
2026-08-26 00:38:23.243941+00:00 [error] <0.130.0>                         nxdomain}
2026-08-26 00:38:23.243941+00:00 [error] <0.130.0>     offender: [{pid,undefined},
2026-08-26 00:38:23.243941+00:00 [error] <0.130.0>                {id,prelaunch},
2026-08-26 00:38:23.243941+00:00 [error] <0.130.0>                {mfargs,{rabbit_prelaunch,run_prelaunch_first_phase,[]}},
2026-08-26 00:38:23.243941+00:00 [error] <0.130.0>                {restart_type,transient},
2026-08-26 00:38:23.243941+00:00 [error] <0.130.0>                {significant,false},
2026-08-26 00:38:23.243941+00:00 [error] <0.130.0>                {shutdown,5000},
2026-08-26 00:38:23.243941+00:00 [error] <0.130.0>                {child_type,worker}]
2026-08-26 00:38:23.243941+00:00 [error] <0.130.0> 
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>   crasher:
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     initial call: application_master:init/4
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     pid: <0.128.0>
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     registered_name: []
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     exception exit: {{shutdown,
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>                          {failed_to_start_child,prelaunch,
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>                              {epmd_error,
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>                                  "rabbitmq-keystone-server-0.rabbitmq-keystone-nodes.openstack",
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>                                  nxdomain}}},
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>                      {rabbit_prelaunch_app,start,[normal,[]]}}
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>       in function  application_master:init/4 (application_master.erl, line 142)
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     ancestors: [<0.127.0>]
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     message_queue_len: 1
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     messages: [{'EXIT',<0.129.0>,normal}]
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     links: [<0.127.0>,<0.44.0>]
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     dictionary: []
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     trap_exit: true
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     status: running
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     heap_size: 610
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     stack_size: 29
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>     reductions: 190
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0>   neighbours:
2026-08-26 00:38:23.244408+00:00 [error] <0.128.0> 
2026-08-26 00:38:23.250252+00:00 [notice] <0.44.0> Application rabbitmq_prelaunch exited with reason: {{shutdown,{failed_to_start_child,prelaunch,{epmd_error,"rabbitmq-keystone-server-0.rabbitmq-keystone-nodes.openstack",nxdomain}}},{rabbit_prelaunch_app,start,[normal,[]]}}
{"Kernel pid terminated",application_controller,"{application_start_failure,rabbitmq_prelaunch,{{shutdown,{failed_to_start_child,prelaunch,{epmd_error,\"rabbitmq-keystone-server-0.rabbitmq-keystone-nodes.openstack\",nxdomain}}},{rabbit_prelaunch_app,start,[normal,[]]}}}"}
Kernel pid terminated (application_controller) ({application_start_failure,rabbitmq_prelaunch,{{shutdown,{failed_to_start_child,prelaunch,{epmd_error,"rabbitmq-keystone-server-0.rabbitmq-keystone-nodes.openstack",nxdomain}}},{rabbit_prelaunch_app,start,[normal,[]]}}})

Crash dump is being written to: erl_crash.dump...