OS환경 : Oracle Linux 7.6 (64bit)
DB 환경 : Oracle Database 19.12.0.0 RAC
에러 : 오라클 19c RAC ora.chad 리소스 offline 인 경우 조치방안
rac 상태 조회
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# crsctl stat res -t
--------------------------------------------------------------------------------
Name Target State Server State details
--------------------------------------------------------------------------------
Local Resources
--------------------------------------------------------------------------------
ora.LISTENER.lsnr
ONLINE ONLINE oel19db1 STABLE
ONLINE ONLINE oel19db2 STABLE
ora.chad
OFFLINE OFFLINE oel19db1 STABLE
OFFLINE OFFLINE oel19db2 STABLE
ora.net1.network
ONLINE ONLINE oel19db1 STABLE
ONLINE ONLINE oel19db2 STABLE
ora.ons
ONLINE ONLINE oel19db1 STABLE
ONLINE ONLINE oel19db2 STABLE
ora.proxy_advm
OFFLINE OFFLINE oel19db1 STABLE
OFFLINE OFFLINE oel19db2 STABLE
--------------------------------------------------------------------------------
Cluster Resources
--------------------------------------------------------------------------------
ora.ASMNET1LSNR_ASM.lsnr(ora.asmgroup)
1 ONLINE ONLINE oel19db1 STABLE
2 ONLINE ONLINE oel19db2 STABLE
ora.DATA.dg(ora.asmgroup)
1 ONLINE ONLINE oel19db1 STABLE
2 ONLINE ONLINE oel19db2 STABLE
ora.LISTENER_SCAN1.lsnr
1 ONLINE ONLINE oel19db1 STABLE
ora.OCR_VOTE.dg(ora.asmgroup)
1 ONLINE ONLINE oel19db1 STABLE
2 ONLINE ONLINE oel19db2 STABLE
ora.asm(ora.asmgroup)
1 ONLINE ONLINE oel19db1 Started,STABLE
2 ONLINE ONLINE oel19db2 Started,STABLE
ora.asmnet1.asmnetwork(ora.asmgroup)
1 ONLINE ONLINE oel19db1 STABLE
2 ONLINE ONLINE oel19db2 STABLE
ora.cvu
1 ONLINE ONLINE oel19db1 STABLE
ora.oel19db1.vip
1 ONLINE ONLINE oel19db1 STABLE
ora.oel19db2.vip
1 ONLINE ONLINE oel19db2 STABLE
ora.oradb.db
1 ONLINE ONLINE oel19db1 Open,HOME=/oracle/ap
p/oracle/product/19c
,STABLE
2 ONLINE ONLINE oel19db2 Open,HOME=/oracle/ap
p/oracle/product/19c
,STABLE
ora.qosmserver
1 ONLINE ONLINE oel19db1 STABLE
ora.scan1.vip
1 ONLINE ONLINE oel19db1 STABLE
--------------------------------------------------------------------------------
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ora.chad 리소스가 OFFLINE 상태임
해결 방법 : srvctl 명령으로 chad 기동
srvctl start chd 입력
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# srvctl start cha
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rac 상태 확인
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# crsctl stat res -t
--------------------------------------------------------------------------------
Name Target State Server State details
--------------------------------------------------------------------------------
Local Resources
--------------------------------------------------------------------------------
ora.LISTENER.lsnr
ONLINE ONLINE oel19db1 STABLE
ONLINE ONLINE oel19db2 STABLE
ora.chad
ONLINE ONLINE oel19db1 STABLE
ONLINE ONLINE oel19db2 STABLE
ora.net1.network
ONLINE ONLINE oel19db1 STABLE
ONLINE ONLINE oel19db2 STABLE
ora.ons
ONLINE ONLINE oel19db1 STABLE
ONLINE ONLINE oel19db2 STABLE
ora.proxy_advm
OFFLINE OFFLINE oel19db1 STABLE
OFFLINE OFFLINE oel19db2 STABLE
--------------------------------------------------------------------------------
Cluster Resources
--------------------------------------------------------------------------------
ora.ASMNET1LSNR_ASM.lsnr(ora.asmgroup)
1 ONLINE ONLINE oel19db1 STABLE
2 ONLINE ONLINE oel19db2 STABLE
ora.DATA.dg(ora.asmgroup)
1 ONLINE ONLINE oel19db1 STABLE
2 ONLINE ONLINE oel19db2 STABLE
ora.LISTENER_SCAN1.lsnr
1 ONLINE ONLINE oel19db1 STABLE
ora.OCR_VOTE.dg(ora.asmgroup)
1 ONLINE ONLINE oel19db1 STABLE
2 ONLINE ONLINE oel19db2 STABLE
ora.asm(ora.asmgroup)
1 ONLINE ONLINE oel19db1 Started,STABLE
2 ONLINE ONLINE oel19db2 Started,STABLE
ora.asmnet1.asmnetwork(ora.asmgroup)
1 ONLINE ONLINE oel19db1 STABLE
2 ONLINE ONLINE oel19db2 STABLE
ora.cvu
1 ONLINE ONLINE oel19db1 STABLE
ora.oel19db1.vip
1 ONLINE ONLINE oel19db1 STABLE
ora.oel19db2.vip
1 ONLINE ONLINE oel19db2 STABLE
ora.oradb.db
1 ONLINE ONLINE oel19db1 Open,HOME=/oracle/ap
p/oracle/product/19c
,STABLE
2 ONLINE ONLINE oel19db2 Open,HOME=/oracle/ap
p/oracle/product/19c
,STABLE
ora.qosmserver
1 ONLINE ONLINE oel19db1 STABLE
ora.scan1.vip
1 ONLINE ONLINE oel19db1 STABLE
--------------------------------------------------------------------------------
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정상적으로 ONLINE으로 변경됨
원인 : 원인 미상
ora.chad는 CHA(Cluster Health Advisor)의 약어이고 AHF(Autonomous Health Framework)에 포함되어있는 리소스라고함
grid deconfig, root.sh 작업 후 다시 기동 한 이후에 확인했을때 chad 리소스가 OFFLINE 상태였음
이후 grid 재기동시에는 계속 ONLINE 상태임
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