Doris版本号：2.1.5
fe：master角色是：192.168.0.206:9010
新增observer角色是：192.168.0.204:9010
操作步骤：ALTER SYSTEM ADD OBSERVER "192.168.0.204:9010"
启动observer：./start_fe.sh --helper 192.168.0.206:9010 --daemon
192.168.0.204上的报错信息如下，然后将master角色也失败退出
(base) [root@gpnode1 bin]# ./start_fe.sh --helper 192.168.0.206:9010 --daemon
(base) [root@gpnode1 bin]#
(base) [root@gpnode1 bin]# tail -f ../log/fe.warn.log
2024-08-12 18:49:57,777 ERROR (main|1) [Util.report():128] SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
2024-08-12 18:49:57,849 ERROR (main|1) [LogLog.warn():157] log4j:WARN No such property [rollingPolicy] in org.apache.log4j.RollingFileAppender.
2024-08-12 18:49:57,852 ERROR (main|1) [Util.report():128] SLF4J: Actual binding is of type [org.slf4j.impl.Reload4jLoggerFactory]
2024-08-12 18:50:04,747 WARN (main|1) [MaterializedViewHandler.addAlterJobV2ToTableNotFinalStateJobMap():127] try to add a final job(732026) to a unfinal set. db: 17353, tbl: 732002
2024-08-12 18:50:04,748 WARN (main|1) [MaterializedViewHandler.addAlterJobV2ToTableNotFinalStateJobMap():127] try to add a final job(802269) to a unfinal set. db: 10054, tbl: 61387
2024-08-12 18:50:04,749 WARN (main|1) [MaterializedViewHandler.addAlterJobV2ToTableNotFinalStateJobMap():127] try to add a final job(801982) to a unfinal set. db: 10054, tbl: 61387
2024-08-12 18:50:04,750 WARN (main|1) [MaterializedViewHandler.addAlterJobV2ToTableNotFinalStateJobMap():127] try to add a final job(731550) to a unfinal set. db: 17353, tbl: 731498
2024-08-12 18:50:04,751 WARN (main|1) [MaterializedViewHandler.addAlterJobV2ToTableNotFinalStateJobMap():127] try to add a final job(801668) to a unfinal set. db: 10054, tbl: 61387
2024-08-12 18:50:04,753 WARN (main|1) [MaterializedViewHandler.addAlterJobV2ToTableNotFinalStateJobMap():127] try to add a final job(731954) to a unfinal set. db: 17353, tbl: 731348
2024-08-12 18:50:05,245 WARN (main|1) [FunctionUtil.translateToNereids():246] Nereids create function global:id_masking failed, caused by: java.lang.NullPointerException
