NetWorker: RHEL Pacemaker 클러스터의 nws 리소스가 "nsrd NSR critical Can't start nsrd..."를 시작하지 못함

• /nsr_share/nsr/logs/daemon.raw는 서비스 시작 중에 다음 오류를 기록합니다.

73248 01/31/2023 12:57:48 PM  5 5 0 926312256 966299 0 nwrhelnodef.emclab.local nsrd NSR critical Can't start nsrd because /nsr/res (/nsr) is local, and NetWorker is configured as a cluster server. Use cluster manager to check NetWorker service status.
144354 01/31/2023 12:57:48 PM  1 5 0 130900160 963225 0 nwrhelnodef.emclab.local nsrctld NSR notice Daemon nsrd terminated.

• 노드는 다음과 같은 lcmap으로 클러스터 리소스를 볼 수 있습니다.

root@NWrhelNodeF:~# lcmap
type: NSR_CLU_TYPE;
clu_type: NSR_LC_TYPE;
interface version: 1.0;

type: NSR_CLU_VIRTHOST;
hostname: 192.168.25.28;
local: FALSE;
owned paths: /nsr_share;

• lcmap 출력은 pcs 리소스 구성과 일치 합니다. pcs 리소스 구성

root@NWrhelNodeF:~# pcs resource config
 Group: NW_group
  Resource: fs (class=ocf provider=heartbeat type=Filesystem)
   Attributes: device=/dev/sdb1 directory=/nsr_share fstype=ext4
   Operations: monitor interval=20 timeout=300 (fs-monitor-interval-20)
               start interval=0s timeout=60s (fs-start-interval-0s)
               stop interval=0s timeout=60s (fs-stop-interval-0s)
  Resource: ip (class=ocf provider=heartbeat type=IPaddr)
   Attributes: cidr_netmask=24 ip=192.168.25.28 nic=ens192
   Operations: monitor interval=15 timeout=120 (ip-monitor-interval-15)
               start interval=0s timeout=20s (ip-start-interval-0s)
               stop interval=0s timeout=20s (ip-stop-interval-0s)
  Resource: nws (class=ocf provider=EMC_NetWorker type=Server)
   Meta Attrs: is-managed=true
   Operations: meta-data interval=0 timeout=10 (nws-meta-data-interval-0)
               migrate_from interval=0 timeout=120 (nws-migrate_from-interval-0)
               migrate_to interval=0 timeout=60 (nws-migrate_to-interval-0)
               monitor interval=100 timeout=1000 (nws-monitor-interval-100)
               start interval=0 timeout=300 (nws-start-interval-0)
               stop interval=0 timeout=300 (nws-stop-interval-0)

root@NWrhelNodeF:~# nslookup 192.168.25.28
** server can't find 28.25.168.192.in-addr.arpa: NXDOMAIN

root@NWrhelNodeF:~# cat /usr/lib/ocf/resource.d/EMC_NetWorker/Server | grep SERVERHOST
                    echo "q" | nsradmin -s ${NSR_SERVERHOST} -i - > /dev/null 2>&1
                        echo "q" | nsradmin -s ${NSR_SERVERHOST} -i - > /dev/null 2>&1
NSR_SERVERHOST=NWrhelClusD.emclab.local

root@NWrhelNodeF:~# nslookup 192.168.25.28
28.25.168.192.in-addr.arpa      name = NWrhelClusD.emclab.local.

이름이 올바르게 해결되면 NetWorker 서비스를 시작할 수 있습니다.

root@NWrhelNodeF:~# pcs resource cleanup nws
Cleaned up fs on NWrhelNodeF.emclab.local
Cleaned up fs on NWrhelNodeE.emclab.local
Cleaned up ip on NWrhelNodeF.emclab.local
Cleaned up ip on NWrhelNodeE.emclab.local
Cleaned up nws on NWrhelNodeF.emclab.local
Cleaned up nws on NWrhelNodeE.emclab.local

root@NWrhelNodeF:~# pcs resource
  * Resource Group: NW_group:
    * fs        (ocf::heartbeat:Filesystem):     Started NWrhelNodeF.emclab.local
    * ip        (ocf::heartbeat:IPaddr):         Started NWrhelNodeF.emclab.local
    * nws       (ocf::EMC_NetWorker:Server):     Started NWrhelNodeF.emclab.local

• NetWorker: RHEL 8.x 페일오버 클러스터에서 서버가 구성되어 시작되지 않습니다.
• RHEL(Red Hat Enterprise Linux) 8.2, 8.3, 8.4, 8.6 운영 체제 버전과 함께 설치된 HA(High Availability) 클러스터 노드에서 NetWorker Server 또는 클라이언트의 서비스 중단.