atlas::mpi namespace

Namespaces

namespace scope

Classes

template<typename DATA_TYPE, int SHAPE>

struct Buffer

Buffer<DATA_TYPE,SHAPE>

template<typename DATA_TYPE>

struct Buffer<DATA_TYPE, 1>

template<typename DATA_TYPE>

class BufferView

struct Scope

RAII helper class to manage MPI communicator scopes. The constructor pushes a new scope, and the destructor pops the scope, ensuring that the previous default communicator is restored even in case of exceptions.

struct StatisticsTimerTraits

class Trace

Enums

enum class Operation { BROADCAST, ALLREDUCE, ALLGATHER, ALLTOALL, REDUCE, GATHER, SCATTER, BARRIER, SENDRECEIVE, ISEND, IRECEIVE, WAIT, _COUNT_ }

Typedefs

using Comm = eckit::mpi::Comm

Functions

void finalise()

void finalize()

auto comm() -> const Comm&

auto comm(std::string_view name) -> const Comm&

auto comm(int communicator) -> const Comm&

auto has_comm(std::string_view name) -> bool

auto register_comm(std::string_view name, int communicator) -> const Comm&

void unregister_comm(std::string_view name)

auto rank() -> idx_t

auto size() -> int

void push()

void pop()

void push(std::string_view name)

void pop(std::string_view)

static auto name(Operation c) -> const std::string&