NetWorker: nws-ressource på RHEL-pacemakerklynge kan ikke starte "nsrd NSR critical Can't start nsrd..."

• /nsr_share/nsr/logs/daemon.raw logger følgende fejl under servicestart:

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.

• Noden kan se klyngeressourcerne med: lcmap

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-outputtet stemmer overens med pc'ens ressourcekonfiguration: pc'ers resourcekonfiguration

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.

Når navnet løser problemet korrekt, kan NetWorker-tjenester startes:

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: Serveren er konfigureret på RHEL 8.x failover-klynge kan ikke starte
• NetWorker Servers eller Clients serviceafbrydelser i HA-klyngenoder (High Availability), der er installeret med RHEL -operativsystemet Red Hat Enterprise Linux) 8.2, 8.3, 8.4, 8.6.