SysTutorials Posts

NAME hwlocality_helper_ancestors – Looking at Ancestor and Child Objects Functions static hwloc_obj_t hwloc_get_ancestor_obj_by_depth (hwloc_topology_t topology, unsigned depth, hwloc_obj_t obj) static hwloc_obj_t hwloc_get_ancestor_obj_by_type (hwloc_topology_t topology, hwloc_obj_type_t type, hwloc_obj_t obj) static hwloc_obj_t hwloc_get_common_ancestor_obj (hwloc_topology_t topology, hwloc_obj_t obj1, hwloc_obj_t obj2) static int hwloc_obj_is_in_subtree (hwloc_topology_t topology, hwloc_obj_t obj, hwloc_obj_t subtree_root) static hwloc_obj_t hwloc_get_next_child (hwloc_topology_t topology, hwloc_obj_t parent, hwloc_obj_t prev)…

NAME hwloc_obj_info_s – SYNOPSIS #include <hwloc.h> Data Fields char * name char * value Detailed Description Object info. Field Documentation char* hwloc_obj_info_s::name Info name. char* hwloc_obj_info_s::value Info value. Author Generated automatically by Doxygen for Hardware Locality (hwloc) from the source code. Index

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_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 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_attr_u::hwloc_pcidev_attr_s – SYNOPSIS #include <hwloc.h> Data Fields unsigned short domain unsigned char bus unsigned char dev unsigned char func unsigned short class_id unsigned short vendor_id unsigned short device_id unsigned short subvendor_id unsigned short subdevice_id unsigned char revision float linkspeed Detailed Description PCI Device specific Object Attributes. Field Documentation unsigned char hwloc_obj_attr_u::hwloc_pcidev_attr_s::bus unsigned short hwloc_obj_attr_u::hwloc_pcidev_attr_s::class_id…

NAME hwloc_obj_attr_u::hwloc_osdev_attr_s – SYNOPSIS #include <hwloc.h> Data Fields hwloc_obj_osdev_type_t type Detailed Description OS Device specific Object Attributes. Field Documentation hwloc_obj_osdev_type_t hwloc_obj_attr_u::hwloc_osdev_attr_s::type Author Generated automatically by Doxygen for Hardware Locality (hwloc) from the source code. Index Author

NAME hwloc_obj_attr_u::hwloc_group_attr_s – SYNOPSIS #include <hwloc.h> Data Fields unsigned depth Detailed Description Group-specific Object Attributes. Field Documentation unsigned hwloc_obj_attr_u::hwloc_group_attr_s::depth Depth of group object. Author Generated automatically by Doxygen for Hardware Locality (hwloc) from the source code. Index

NAME hwloc_obj_attr_u::hwloc_cache_attr_s – SYNOPSIS #include <hwloc.h> Data Fields hwloc_uint64_t size unsigned depth unsigned linesize int associativity hwloc_obj_cache_type_t type Detailed Description Cache-specific Object Attributes. Field Documentation int hwloc_obj_attr_u::hwloc_cache_attr_s::associativity Ways of associativity, -1 if fully associative, 0 if unknown. unsigned hwloc_obj_attr_u::hwloc_cache_attr_s::depth Depth of cache (e.g., L1, L2, …etc.) unsigned hwloc_obj_attr_u::hwloc_cache_attr_s::linesize Cache-line size in bytes. 0 if unknown….

NAME hwloc_obj_attr_u::hwloc_bridge_attr_s – SYNOPSIS #include <hwloc.h> Data Fields union { struct hwloc_pcidev_attr_s pci } upstream hwloc_obj_bridge_type_t upstream_type union { struct { unsigned short domain unsigned char secondary_bus unsigned char subordinate_bus } pci } downstream hwloc_obj_bridge_type_t downstream_type unsigned depth Detailed Description Bridge specific Object Attribues. Field Documentation unsigned hwloc_obj_attr_u::hwloc_bridge_attr_s::depth unsigned short hwloc_obj_attr_u::hwloc_bridge_attr_s::domain union { … }…

NAME hwloc_obj_attr_u – SYNOPSIS #include <hwloc.h> Data Structures struct hwloc_bridge_attr_s struct hwloc_cache_attr_s struct hwloc_group_attr_s struct hwloc_osdev_attr_s struct hwloc_pcidev_attr_s Data Fields struct hwloc_obj_attr_u::hwloc_cache_attr_s cache struct hwloc_obj_attr_u::hwloc_group_attr_s group struct hwloc_obj_attr_u::hwloc_pcidev_attr_s pcidev struct hwloc_obj_attr_u::hwloc_bridge_attr_s bridge struct hwloc_obj_attr_u::hwloc_osdev_attr_s osdev Detailed Description Object type-specific Attributes. Field Documentation struct hwloc_obj_attr_u::hwloc_bridge_attr_s hwloc_obj_attr_u::bridge struct hwloc_obj_attr_u::hwloc_cache_attr_s hwloc_obj_attr_u::cache struct hwloc_obj_attr_u::hwloc_group_attr_s hwloc_obj_attr_u::group struct hwloc_obj_attr_u::hwloc_osdev_attr_s hwloc_obj_attr_u::osdev struct…

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 hwloc_obj – SYNOPSIS #include <hwloc.h> Data Fields hwloc_obj_type_t type unsigned os_index char * name struct hwloc_obj_memory_s memory union hwloc_obj_attr_u * attr unsigned depth unsigned logical_index signed os_level struct hwloc_obj * next_cousin struct hwloc_obj * prev_cousin struct hwloc_obj * parent unsigned sibling_rank struct hwloc_obj * next_sibling struct hwloc_obj * prev_sibling unsigned arity struct hwloc_obj **…

NAME hwlocality_nvml – Interoperability with the NVIDIA Management Library Functions static int hwloc_nvml_get_device_cpuset (hwloc_topology_t topology, nvmlDevice_t device, hwloc_cpuset_t set) static hwloc_obj_t hwloc_nvml_get_device_osdev_by_index (hwloc_topology_t topology, unsigned idx) static hwloc_obj_t hwloc_nvml_get_device_osdev (hwloc_topology_t topology, nvmlDevice_t device) Detailed Description This interface offers ways to retrieve topology information about devices managed by the NVIDIA Management Library (NVML). Function Documentation static…

NAME hwlocality_nvml – Interoperability with the NVIDIA Management Library Functions static int hwloc_nvml_get_device_cpuset (hwloc_topology_t topology, nvmlDevice_t device, hwloc_cpuset_t set) static hwloc_obj_t hwloc_nvml_get_device_osdev_by_index (hwloc_topology_t topology, unsigned idx) static hwloc_obj_t hwloc_nvml_get_device_osdev (hwloc_topology_t topology, nvmlDevice_t device) Detailed Description This interface offers ways to retrieve topology information about devices managed by the NVIDIA Management Library (NVML). Function Documentation static…

NAME hwlocality_nvml – Interoperability with the NVIDIA Management Library Functions static int hwloc_nvml_get_device_cpuset (hwloc_topology_t topology, nvmlDevice_t device, hwloc_cpuset_t set) static hwloc_obj_t hwloc_nvml_get_device_osdev_by_index (hwloc_topology_t topology, unsigned idx) static hwloc_obj_t hwloc_nvml_get_device_osdev (hwloc_topology_t topology, nvmlDevice_t device) Detailed Description This interface offers ways to retrieve topology information about devices managed by the NVIDIA Management Library (NVML). Function Documentation static…