The following errors were seen in the event log when trying to startup sp_cop
The semaphore array size (26) exceeds system limits or is greater than on existing semaphore key 0x1dbb0d [sp_cop(shs]
Error: queue initialization failed - exiting [sp_cop/899520] Result (22) Invalid argument calling semctl to remove semaphore [sp_cop(shs)]
The following kernel parameters were set as below.
sem_msl 128,sem_opm 64,sem_mni 70, sem_ume 255
sp_cop started without any issue. (Please check the Shareplex preinstallation kernel parameters in the installation guide).