SLES

I am working as a Linux Administrator and supporting customer environment which have SAP BW Application and HANA DB services hosted on SUSE Linux Enterprise Server (SLES) 12 for SAP Application SP3. One day I got a request from my customer SAP application team to tune the OS that is SLES 12 for SAP Application SP3 server for optimizing the HANA service hosted on it. I got a long list of parameters from SAP application team which they asked me …

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Transparent Huge Pages (THP) is a feature available in mostly Linux distributions or distro which optimizes large memory of the systems as now days systems (computer systems) are coming with large memory. THP can enhance system performance by mapping memory with large physical pages this can be useful in case system is computing multiple processes, but this can prove adverse performance effect to memory intensive applications such as SAP HANA. In case of SAP HANA THP could cause HANA database …

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