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2381556 - Message "Could not allocate memory using Huge Pages" during startup - SAP ASE on Linux


  • The ASE errorlog shows an informational message during startup regarding Huge Pages :

    Could not allocate memory using Huge Pages. Allocated using regular pages. For better performance, reboot the server after configuring enough Huge Pages.

  • How to configure HugePages in ASE ?



  • SAP Adaptive Server Enterprise (ASE) 15.0.3 and higher
  • Linux


SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0 ; Sybase Adaptive Server Enterprise 15.0 ; Sybase Adaptive Server Enterprise 15.5


hugepages, start-up, vm.nr_hugepages, nr_hugepages, /etc/sysctl.conf, sysctl. conf, /etc/security/limits.conf, limits.conf, memlock,  /proc/meminfo,  meminfo, /proc/sys/vm/hugetlb_shm_group, hugetlb_shm_group, "enable HugePages" , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BC-OP-LNX , Linux , How To

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