Crash enqueue replication server process - SAP NetWeaver on Amazon
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Crash enqueue replication server process

Description – crash enqueue replication server process using kill.

Run node – secondary node where ERS is running.

Run steps

hahost02:~ # ps -ef | grep enqr
ha1adm   21854 21845  1 13:49 ?        00:00:01 enqr.sapHA1_ERS10 pf=/usr/sap/HA1/SYS/profile/HA1_ERS10_ershost
root     22607  8161  0 13:50 pts/1    00:00:00 grep --color=auto enqr
hahost02:~ # kill -9 21854

Expected result – ERS will restart on the same node and no action is taken by the cluster.

hahost01:~ # crm status
Cluster Summary:
  * Stack: corosync
  * Current DC: hahost02 (version 2.0.xxxxxxxxxxx) - partition with quorum
  * Last updated: 
  * Last change:  by hacluster via crmd on hahost02
  * 2 nodes configured
  * 7 resource instances configured

Node List:
  * Online: [ hahost01 hahost02 ]

Full List of Resources:
  * res_AWS_STONITH     (stonith:external/ec2):  Started hahost02
  * Resource Group: grp_HA1_ASCS00:
    * rsc_IP_HA1_ASCS00 (ocf::suse:aws-vpc-move-ip):     Started hahost01
    * rsc_FS_HA1_ASCS00 (ocf::heartbeat:Filesystem):     Started hahost01
    * rsc_SAP_HA1_ASCS00        (ocf::heartbeat:SAPInstance):    Started hahost01
  * Resource Group: grp_HA1_ERS10:
    * rsc_IP_HA1_ERS10  (ocf::suse:aws-vpc-move-ip):     Started hahost02
    * rsc_FS_HA1_ERS10  (ocf::heartbeat:Filesystem):     Started hahost02
    * rsc_SAP_HA1_ERS10 (ocf::heartbeat:SAPInstance):    Started hahost02

Recovery procedure – N/A.