vmmax_map_count

vm.max_map_count is a kernel parameter that sets the maximum number of memory map areas that a process can have. Memory map areas are used to represent files in memory and are a critical part of many applications, including databases and search engines. Increasing this parameter can improve the performance of these applications by allowing more memory map areas to be used. However, increasing the parameter too much can also lead to increased memory usage and potential instability. This parameter can be set using the sysctl utility on Linux systems