SysTutorials Posts

NAME hwlocality_membinding – Memory binding Enumerations enum hwloc_membind_policy_t { HWLOC_MEMBIND_DEFAULT, HWLOC_MEMBIND_FIRSTTOUCH, HWLOC_MEMBIND_BIND, HWLOC_MEMBIND_INTERLEAVE, HWLOC_MEMBIND_REPLICATE, HWLOC_MEMBIND_NEXTTOUCH, HWLOC_MEMBIND_MIXED } enum hwloc_membind_flags_t { HWLOC_MEMBIND_PROCESS, HWLOC_MEMBIND_THREAD, HWLOC_MEMBIND_STRICT, HWLOC_MEMBIND_MIGRATE, HWLOC_MEMBIND_NOCPUBIND } Functions int hwloc_set_membind_nodeset (hwloc_topology_t topology, hwloc_const_nodeset_t nodeset, hwloc_membind_policy_t policy, int flags) int hwloc_set_membind (hwloc_topology_t topology, hwloc_const_cpuset_t cpuset, hwloc_membind_policy_t policy, int flags) int hwloc_get_membind_nodeset (hwloc_topology_t topology, hwloc_nodeset_t nodeset, hwloc_membind_policy_t *policy,…

NAME hwlocality_cpubinding – CPU binding Enumerations enum hwloc_cpubind_flags_t { HWLOC_CPUBIND_PROCESS, HWLOC_CPUBIND_THREAD, HWLOC_CPUBIND_STRICT, HWLOC_CPUBIND_NOMEMBIND } Functions int hwloc_set_cpubind (hwloc_topology_t topology, hwloc_const_cpuset_t set, int flags) int hwloc_get_cpubind (hwloc_topology_t topology, hwloc_cpuset_t set, int flags) int hwloc_set_proc_cpubind (hwloc_topology_t topology, hwloc_pid_t pid, hwloc_const_cpuset_t set, int flags) int hwloc_get_proc_cpubind (hwloc_topology_t topology, hwloc_pid_t pid, hwloc_cpuset_t set, int flags) int hwloc_set_thread_cpubind (hwloc_topology_t topology,…

NAME hwlocality_membinding – Memory binding Enumerations enum hwloc_membind_policy_t { HWLOC_MEMBIND_DEFAULT, HWLOC_MEMBIND_FIRSTTOUCH, HWLOC_MEMBIND_BIND, HWLOC_MEMBIND_INTERLEAVE, HWLOC_MEMBIND_REPLICATE, HWLOC_MEMBIND_NEXTTOUCH, HWLOC_MEMBIND_MIXED } enum hwloc_membind_flags_t { HWLOC_MEMBIND_PROCESS, HWLOC_MEMBIND_THREAD, HWLOC_MEMBIND_STRICT, HWLOC_MEMBIND_MIGRATE, HWLOC_MEMBIND_NOCPUBIND } Functions int hwloc_set_membind_nodeset (hwloc_topology_t topology, hwloc_const_nodeset_t nodeset, hwloc_membind_policy_t policy, int flags) int hwloc_set_membind (hwloc_topology_t topology, hwloc_const_cpuset_t cpuset, hwloc_membind_policy_t policy, int flags) int hwloc_get_membind_nodeset (hwloc_topology_t topology, hwloc_nodeset_t nodeset, hwloc_membind_policy_t *policy,…

NAME hwlocality_membinding – Memory binding Enumerations enum hwloc_membind_policy_t { HWLOC_MEMBIND_DEFAULT, HWLOC_MEMBIND_FIRSTTOUCH, HWLOC_MEMBIND_BIND, HWLOC_MEMBIND_INTERLEAVE, HWLOC_MEMBIND_REPLICATE, HWLOC_MEMBIND_NEXTTOUCH, HWLOC_MEMBIND_MIXED } enum hwloc_membind_flags_t { HWLOC_MEMBIND_PROCESS, HWLOC_MEMBIND_THREAD, HWLOC_MEMBIND_STRICT, HWLOC_MEMBIND_MIGRATE, HWLOC_MEMBIND_NOCPUBIND } Functions int hwloc_set_membind_nodeset (hwloc_topology_t topology, hwloc_const_nodeset_t nodeset, hwloc_membind_policy_t policy, int flags) int hwloc_set_membind (hwloc_topology_t topology, hwloc_const_cpuset_t cpuset, hwloc_membind_policy_t policy, int flags) int hwloc_get_membind_nodeset (hwloc_topology_t topology, hwloc_nodeset_t nodeset, hwloc_membind_policy_t *policy,…

NAME hwlocality_cpubinding – CPU binding Enumerations enum hwloc_cpubind_flags_t { HWLOC_CPUBIND_PROCESS, HWLOC_CPUBIND_THREAD, HWLOC_CPUBIND_STRICT, HWLOC_CPUBIND_NOMEMBIND } Functions int hwloc_set_cpubind (hwloc_topology_t topology, hwloc_const_cpuset_t set, int flags) int hwloc_get_cpubind (hwloc_topology_t topology, hwloc_cpuset_t set, int flags) int hwloc_set_proc_cpubind (hwloc_topology_t topology, hwloc_pid_t pid, hwloc_const_cpuset_t set, int flags) int hwloc_get_proc_cpubind (hwloc_topology_t topology, hwloc_pid_t pid, hwloc_cpuset_t set, int flags) int hwloc_set_thread_cpubind (hwloc_topology_t topology,…

NAME hwlocality_membinding – Memory binding Enumerations enum hwloc_membind_policy_t { HWLOC_MEMBIND_DEFAULT, HWLOC_MEMBIND_FIRSTTOUCH, HWLOC_MEMBIND_BIND, HWLOC_MEMBIND_INTERLEAVE, HWLOC_MEMBIND_REPLICATE, HWLOC_MEMBIND_NEXTTOUCH, HWLOC_MEMBIND_MIXED } enum hwloc_membind_flags_t { HWLOC_MEMBIND_PROCESS, HWLOC_MEMBIND_THREAD, HWLOC_MEMBIND_STRICT, HWLOC_MEMBIND_MIGRATE, HWLOC_MEMBIND_NOCPUBIND } Functions int hwloc_set_membind_nodeset (hwloc_topology_t topology, hwloc_const_nodeset_t nodeset, hwloc_membind_policy_t policy, int flags) int hwloc_set_membind (hwloc_topology_t topology, hwloc_const_cpuset_t cpuset, hwloc_membind_policy_t policy, int flags) int hwloc_get_membind_nodeset (hwloc_topology_t topology, hwloc_nodeset_t nodeset, hwloc_membind_policy_t *policy,…

NAME hwlocality_membinding – Memory binding Enumerations enum hwloc_membind_policy_t { HWLOC_MEMBIND_DEFAULT, HWLOC_MEMBIND_FIRSTTOUCH, HWLOC_MEMBIND_BIND, HWLOC_MEMBIND_INTERLEAVE, HWLOC_MEMBIND_REPLICATE, HWLOC_MEMBIND_NEXTTOUCH, HWLOC_MEMBIND_MIXED } enum hwloc_membind_flags_t { HWLOC_MEMBIND_PROCESS, HWLOC_MEMBIND_THREAD, HWLOC_MEMBIND_STRICT, HWLOC_MEMBIND_MIGRATE, HWLOC_MEMBIND_NOCPUBIND } Functions int hwloc_set_membind_nodeset (hwloc_topology_t topology, hwloc_const_nodeset_t nodeset, hwloc_membind_policy_t policy, int flags) int hwloc_set_membind (hwloc_topology_t topology, hwloc_const_cpuset_t cpuset, hwloc_membind_policy_t policy, int flags) int hwloc_get_membind_nodeset (hwloc_topology_t topology, hwloc_nodeset_t nodeset, hwloc_membind_policy_t *policy,…

NAME hwlocality_tinker – Modifying a loaded Topology Enumerations enum hwloc_restrict_flags_e { HWLOC_RESTRICT_FLAG_ADAPT_DISTANCES, HWLOC_RESTRICT_FLAG_ADAPT_MISC, HWLOC_RESTRICT_FLAG_ADAPT_IO } Functions hwloc_obj_t hwloc_topology_insert_misc_object_by_cpuset (hwloc_topology_t topology, hwloc_const_cpuset_t cpuset, const char *name) hwloc_obj_t hwloc_topology_insert_misc_object_by_parent (hwloc_topology_t topology, hwloc_obj_t parent, const char *name) int hwloc_topology_restrict (hwloc_topology_t restrict topology, hwloc_const_cpuset_t cpuset, unsigned long flags) Detailed Description Enumeration Type Documentation enum hwloc_restrict_flags_e Flags to be given…

NAME hwlocality_opencl – Interoperability with OpenCL Functions static int hwloc_opencl_get_device_cpuset (hwloc_topology_t topology, cl_device_id device, hwloc_cpuset_t set) static hwloc_obj_t hwloc_opencl_get_device_osdev_by_index (hwloc_topology_t topology, unsigned platform_index, unsigned device_index) static hwloc_obj_t hwloc_opencl_get_device_osdev (hwloc_topology_t topology, cl_device_id device) Detailed Description This interface offers ways to retrieve topology information about OpenCL devices. Only the AMD OpenCL interface currently offers useful locality information…

NAME hwlocality_opencl – Interoperability with OpenCL Functions static int hwloc_opencl_get_device_cpuset (hwloc_topology_t topology, cl_device_id device, hwloc_cpuset_t set) static hwloc_obj_t hwloc_opencl_get_device_osdev_by_index (hwloc_topology_t topology, unsigned platform_index, unsigned device_index) static hwloc_obj_t hwloc_opencl_get_device_osdev (hwloc_topology_t topology, cl_device_id device) Detailed Description This interface offers ways to retrieve topology information about OpenCL devices. Only the AMD OpenCL interface currently offers useful locality information…

NAME hwlocality_opencl – Interoperability with OpenCL Functions static int hwloc_opencl_get_device_cpuset (hwloc_topology_t topology, cl_device_id device, hwloc_cpuset_t set) static hwloc_obj_t hwloc_opencl_get_device_osdev_by_index (hwloc_topology_t topology, unsigned platform_index, unsigned device_index) static hwloc_obj_t hwloc_opencl_get_device_osdev (hwloc_topology_t topology, cl_device_id device) Detailed Description This interface offers ways to retrieve topology information about OpenCL devices. Only the AMD OpenCL interface currently offers useful locality information…

NAME hwlocality_object_types – Object Types Typedefs typedef enum hwloc_obj_cache_type_e hwloc_obj_cache_type_t typedef enum hwloc_obj_bridge_type_e hwloc_obj_bridge_type_t typedef enum hwloc_obj_osdev_type_e hwloc_obj_osdev_type_t Enumerations enum hwloc_obj_type_t { HWLOC_OBJ_SYSTEM, HWLOC_OBJ_MACHINE, HWLOC_OBJ_NUMANODE, HWLOC_OBJ_PACKAGE, HWLOC_OBJ_CACHE, HWLOC_OBJ_CORE, HWLOC_OBJ_PU, HWLOC_OBJ_GROUP, HWLOC_OBJ_MISC, HWLOC_OBJ_BRIDGE, HWLOC_OBJ_PCI_DEVICE, HWLOC_OBJ_OS_DEVICE, HWLOC_OBJ_TYPE_MAX } enum hwloc_obj_cache_type_e { HWLOC_OBJ_CACHE_UNIFIED, HWLOC_OBJ_CACHE_DATA, HWLOC_OBJ_CACHE_INSTRUCTION } enum hwloc_obj_bridge_type_e { HWLOC_OBJ_BRIDGE_HOST, HWLOC_OBJ_BRIDGE_PCI } enum hwloc_obj_osdev_type_e { HWLOC_OBJ_OSDEV_BLOCK, HWLOC_OBJ_OSDEV_GPU, HWLOC_OBJ_OSDEV_NETWORK,…

NAME hwlocality_object_strings – Manipulating Object Type, Sets and Attributes as Strings Functions const char * hwloc_obj_type_string (hwloc_obj_type_t type) int hwloc_obj_type_sscanf (const char *string, hwloc_obj_type_t *typep, int *depthattrp, void *typeattrp, size_t typeattrsize) int hwloc_obj_type_snprintf (char *restrict string, size_t size, hwloc_obj_t obj, int verbose) int hwloc_obj_attr_snprintf (char *restrict string, size_t size, hwloc_obj_t obj, const char *restrict separator,…

NAME hwlocality_object_strings – Manipulating Object Type, Sets and Attributes as Strings Functions const char * hwloc_obj_type_string (hwloc_obj_type_t type) int hwloc_obj_type_sscanf (const char *string, hwloc_obj_type_t *typep, int *depthattrp, void *typeattrp, size_t typeattrsize) int hwloc_obj_type_snprintf (char *restrict string, size_t size, hwloc_obj_t obj, int verbose) int hwloc_obj_attr_snprintf (char *restrict string, size_t size, hwloc_obj_t obj, const char *restrict separator,…

NAME hwlocality_object_strings – Manipulating Object Type, Sets and Attributes as Strings Functions const char * hwloc_obj_type_string (hwloc_obj_type_t type) int hwloc_obj_type_sscanf (const char *string, hwloc_obj_type_t *typep, int *depthattrp, void *typeattrp, size_t typeattrsize) int hwloc_obj_type_snprintf (char *restrict string, size_t size, hwloc_obj_t obj, int verbose) int hwloc_obj_attr_snprintf (char *restrict string, size_t size, hwloc_obj_t obj, const char *restrict separator,…

NAME hwlocality_objects – Object Structure and Attributes Data Structures struct hwloc_obj_memory_s struct hwloc_obj_memory_s::hwloc_obj_memory_page_type_s struct hwloc_obj union hwloc_obj_attr_u struct hwloc_obj_attr_u::hwloc_osdev_attr_s struct hwloc_obj_attr_u::hwloc_bridge_attr_s struct hwloc_obj_attr_u::hwloc_pcidev_attr_s struct hwloc_obj_attr_u::hwloc_group_attr_s struct hwloc_obj_attr_u::hwloc_cache_attr_s struct hwloc_distances_s struct hwloc_obj_info_s Typedefs typedef struct hwloc_obj * hwloc_obj_t Detailed Description Typedef Documentation typedef struct hwloc_obj* hwloc_obj_t Convenience typedef; a pointer to a struct hwloc_obj. Author Generated…

NAME hwlocality_object_types – Object Types Typedefs typedef enum hwloc_obj_cache_type_e hwloc_obj_cache_type_t typedef enum hwloc_obj_bridge_type_e hwloc_obj_bridge_type_t typedef enum hwloc_obj_osdev_type_e hwloc_obj_osdev_type_t Enumerations enum hwloc_obj_type_t { HWLOC_OBJ_SYSTEM, HWLOC_OBJ_MACHINE, HWLOC_OBJ_NUMANODE, HWLOC_OBJ_PACKAGE, HWLOC_OBJ_CACHE, HWLOC_OBJ_CORE, HWLOC_OBJ_PU, HWLOC_OBJ_GROUP, HWLOC_OBJ_MISC, HWLOC_OBJ_BRIDGE, HWLOC_OBJ_PCI_DEVICE, HWLOC_OBJ_OS_DEVICE, HWLOC_OBJ_TYPE_MAX } enum hwloc_obj_cache_type_e { HWLOC_OBJ_CACHE_UNIFIED, HWLOC_OBJ_CACHE_DATA, HWLOC_OBJ_CACHE_INSTRUCTION } enum hwloc_obj_bridge_type_e { HWLOC_OBJ_BRIDGE_HOST, HWLOC_OBJ_BRIDGE_PCI } enum hwloc_obj_osdev_type_e { HWLOC_OBJ_OSDEV_BLOCK, HWLOC_OBJ_OSDEV_GPU, HWLOC_OBJ_OSDEV_NETWORK,…

NAME hwlocality_object_types – Object Types Typedefs typedef enum hwloc_obj_cache_type_e hwloc_obj_cache_type_t typedef enum hwloc_obj_bridge_type_e hwloc_obj_bridge_type_t typedef enum hwloc_obj_osdev_type_e hwloc_obj_osdev_type_t Enumerations enum hwloc_obj_type_t { HWLOC_OBJ_SYSTEM, HWLOC_OBJ_MACHINE, HWLOC_OBJ_NUMANODE, HWLOC_OBJ_PACKAGE, HWLOC_OBJ_CACHE, HWLOC_OBJ_CORE, HWLOC_OBJ_PU, HWLOC_OBJ_GROUP, HWLOC_OBJ_MISC, HWLOC_OBJ_BRIDGE, HWLOC_OBJ_PCI_DEVICE, HWLOC_OBJ_OS_DEVICE, HWLOC_OBJ_TYPE_MAX } enum hwloc_obj_cache_type_e { HWLOC_OBJ_CACHE_UNIFIED, HWLOC_OBJ_CACHE_DATA, HWLOC_OBJ_CACHE_INSTRUCTION } enum hwloc_obj_bridge_type_e { HWLOC_OBJ_BRIDGE_HOST, HWLOC_OBJ_BRIDGE_PCI } enum hwloc_obj_osdev_type_e { HWLOC_OBJ_OSDEV_BLOCK, HWLOC_OBJ_OSDEV_GPU, HWLOC_OBJ_OSDEV_NETWORK,…

NAME hwloc_obj_memory_s::hwloc_obj_memory_page_type_s – SYNOPSIS #include <hwloc.h> Data Fields hwloc_uint64_t size hwloc_uint64_t count Detailed Description Array of local memory page types, NULL if no local memory and page_types is 0. The array is sorted by increasing size fields. It contains page_types_len slots. Field Documentation hwloc_uint64_t hwloc_obj_memory_s::hwloc_obj_memory_page_type_s::count Number of pages of this size. hwloc_uint64_t hwloc_obj_memory_s::hwloc_obj_memory_page_type_s::size Size of…

NAME hwloc_obj_memory_s – SYNOPSIS #include <hwloc.h> Data Structures struct hwloc_obj_memory_page_type_s Data Fields hwloc_uint64_t total_memory hwloc_uint64_t local_memory unsigned page_types_len struct hwloc_obj_memory_s::hwloc_obj_memory_page_type_s * page_types Detailed Description Object memory. Field Documentation hwloc_uint64_t hwloc_obj_memory_s::local_memory Local memory (in bytes) struct hwloc_obj_memory_s::hwloc_obj_memory_page_type_s * hwloc_obj_memory_s::page_types unsigned hwloc_obj_memory_s::page_types_len Size of array page_types. hwloc_uint64_t hwloc_obj_memory_s::total_memory Total memory (in bytes) in this object and its…