Поиск по:www.parallel.ru -
Поискать по всем серверам
На этой странице приведены все страницы сервера www.parallel.ru ,которые мы индексируем. Показаны документы 601 - 620 из 1317.
Упорядочить по:
URL
|
дате изменения
601. File Info | PARALLEL.RU - Информационно-аналитический центр по параллельным
... File Info . Up: File Manipulation Next: Reserved File Hints Previous: Querying File Parameters . Hints specified via info (see Section The Info Object ) allow a user to provide information such as file access patterns and file system specifics to direct optimization. ... Hints are specified on a per file basis, in MPI_FILE_OPEN, MPI_FILE_DELETE, MPI_FILE_SET_VIEW, and MPI_FILE_SET_INFO, via the opaque info object. ... This hint specifies the file name used when the file was opened. ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node182.html -- 25.7 Кб -- 09.04.2016
Похожие документы
Похожие документы
602. Querying File Parameters | PARALLEL.RU - Информационно-аналитический центр по
... Querying File Parameters . Up: File Manipulation Next: File Info Previous: Querying the Size of a File . MPI_FILE_GET_GROUP(fh, group) . ... OUT group] group which opened the file (handle) . int MPI_File_get_group(MPI_File fh, MPI_Group *group) . MPI_FILE_GET_GROUP(FH, GROUP, IERROR) . ... MPI::Group MPI::File::Get_group() const . MPI_FILE_GET_GROUP returns a duplicate of the group of the communicator used to open the file associated with fh. ... MPI_FILE_GET_AMODE(fh, amode) . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node181.html -- 18.3 Кб -- 09.04.2016
Похожие документы
Похожие документы
603. Querying the Size of a File | PARALLEL.RU - Информационно-аналитический центр
... Querying the Size of a File . ... MPI_FILE_GET_SIZE(fh, size) . IN fh] file handle (handle) . OUT size] size of the file in bytes (integer) . int MPI_File_get_size(MPI_File fh, MPI_Offset *size) . MPI_FILE_GET_SIZE(FH, SIZE, IERROR) . ... MPI_FILE_GET_SIZE returns, in size, the current size in bytes of the file associated with the file handle fh. As far as consistency semantics are concerned, MPI_FILE_GET_SIZE is a data access operation (see Section File Consistency ). ... Центры . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node180.html -- 16.6 Кб -- 09.04.2016
Похожие документы
Похожие документы
604. Preallocating Space for a File | PARALLEL.RU - Информационно-аналитический
... Preallocating Space for a File . Up: File Manipulation Next: Querying the Size of a File Previous: Resizing a File . MPI_FILE_PREALLOCATE(fh, size) . ... int MPI_File_preallocate(MPI_File fh, MPI_Offset size) . MPI_FILE_PREALLOCATE(FH, SIZE, IERROR) . ... MPI_FILE_PREALLOCATE ensures that storage space is allocated for the first size bytes of the file associated with fh. MPI_FILE_PREALLOCATE is collective; all processes in the group must pass identical values for size. ... Центры . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node179.html -- 17.3 Кб -- 09.04.2016
Похожие документы
Похожие документы
605. Resizing a File | PARALLEL.RU - Информационно-аналитический центр по
... Resizing a File . ... MPI_FILE_SET_SIZE(fh, size) . ... int MPI_File_set_size(MPI_File fh, MPI_Offset size) . MPI_FILE_SET_SIZE(FH, SIZE, IERROR) . ... MPI_FILE_SET_SIZE resizes the file associated with the file handle fh. size is measured in bytes from the beginning of the file. ... It is implementation dependent whether the MPI_FILE_SET_SIZE routine allocates file space---use MPI_FILE_PREALLOCATE to force file space to be reserved. ... Otherwise, calling MPI_FILE_SET_SIZE is erroneous. ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node178.html -- 18.1 Кб -- 09.04.2016
Похожие документы
Похожие документы
606. Deleting a File | PARALLEL.RU - Информационно-аналитический центр по
... Deleting a File . ... MPI_FILE_DELETE(filename, info) . IN filename] name of file to delete (string) . ... int MPI_File_delete(char *filename, MPI_Info info) . MPI_FILE_DELETE(FILENAME, INFO, IERROR) . CHARACTER*(*) FILENAME . ... static void MPI::File::Delete(const char* filename, const MPI::Info& info) . MPI_FILE_DELETE deletes the file identified by the file name filename. If the file does not exist, MPI_FILE_DELETE raises an error in the class MPI_ERR_NO_SUCH_FILE. ... Центры . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node177.html -- 17.2 Кб -- 09.04.2016
Похожие документы
Похожие документы
607. Closing a File | PARALLEL.RU - Информационно-аналитический центр по
... Closing a File . ... MPI_FILE_CLOSE(fh) . INOUT fh] file handle (handle) . int MPI_File_close(MPI_File *fh) . MPI_FILE_CLOSE(FH, IERROR) . ... void MPI::File::Close() . MPI_FILE_CLOSE first synchronizes file state (equivalent to performing an MPI_FILE_SYNC), then closes the file associated with fh. ... MPI_FILE_CLOSE is a collective routine. ... The MPI_FILE_CLOSE routine deallocates the file handle object and sets fh to MPI_FILE_NULL. ... MPI-2.0 of July 18, 1997 . ... Центры . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node176.html -- 17.0 Кб -- 09.04.2016
Похожие документы
Похожие документы
608. Opening a File | PARALLEL.RU - Информационно-аналитический центр по
... Opening a File . ... MPI_FILE_OPEN(comm, filename, amode, info, fh) . ... int MPI_File_open(MPI_Comm comm, char *filename, int amode, MPI_Info info, MPI_File *fh) . ... static MPI::File MPI::File::Open(const MPI::Intracomm& comm, const char* filename, int amode, const MPI::Info& info) . ... Errors in MPI_FILE_OPEN are raised using the default file error handler (see Section I/O Error Handling ). A process can open a file independently of other processes by using the MPI_COMM_SELF communicator. ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node175.html -- 23.3 Кб -- 09.04.2016
Похожие документы
Похожие документы
609. Duplicating a Datatype | PARALLEL.RU - Информационно-аналитический центр по
... Duplicating a Datatype . ... MPI_TYPE_DUP(type, newtype) . IN type] datatype (handle) . OUT newtype] copy of type (handle) . int MPI_Type_dup(MPI_Datatype type, MPI_Datatype *newtype) . MPI_TYPE_DUP(TYPE, NEWTYPE, IERROR) . ... MPI_TYPE_DUP is a new type constructor which duplicates the existing type with associated key values. ... Returns in newtype a new datatype with exactly the same properties as type and any copied cached information. ... Центры . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node170.html -- 17.0 Кб -- 09.04.2016
Похожие документы
Похожие документы
610. Datatypes | PARALLEL.RU - Информационно-аналитический центр по параллельным
... MPI_TYPE_CREATE_KEYVAL(type_copy_attr_fn, type_delete_attr_fn, type_keyval, extra_state) . ... int MPI_Type_create_keyval(MPI_Type_copy_attr_function *type_copy_attr_fn, MPI_Type_delete_attr_function *type_delete_attr_fn, int *type_keyval, void *extra_state) . ... typedef int MPI_Type_copy_attr_function(MPI_Datatype oldtype, int type_keyval, void *extra_state, void *attribute_val_in, void *attribute_val_out, int *flag); . ... void MPI::Datatype::Set_attr(int type_keyval, const void* attribute_val) ....
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node169.html -- 21.2 Кб -- 09.04.2016
Похожие документы
Похожие документы
611. Windows | PARALLEL.RU - Информационно-аналитический центр по параллельным
... MPI_WIN_CREATE_KEYVAL(win_copy_attr_fn, win_delete_attr_fn, win_keyval, extra_state) . ... int MPI_Win_create_keyval(MPI_Win_copy_attr_function *win_copy_attr_fn, MPI_Win_delete_attr_function *win_delete_attr_fn, int *win_keyval, void *extra_state) . ... typedef int MPI_Win_copy_attr_function(MPI_Win oldwin, int win_keyval, void *extra_state, void *attribute_val_in, void *attribute_val_out, int *flag); . ... int MPI_Win_get_attr(MPI_Win win, int win_keyval, void *attribute_val, int *flag) . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node168.html -- 21.0 Кб -- 09.04.2016
Похожие документы
Похожие документы
612. Communicators | PARALLEL.RU - Информационно-аналитический центр по параллельным
... MPI_COMM_CREATE_KEYVAL(comm_copy_attr_fn, comm_delete_attr_fn, comm_keyval, extra_state) . ... OUT comm_keyval] key value for future access (integer) . ... int MPI_Comm_create_keyval(MPI_Comm_copy_attr_function *comm_copy_attr_fn, MPI_Comm_delete_attr_function *comm_delete_attr_fn, int *comm_keyval, void *extra_state) . ... INTEGER COMM_KEYVAL, IERROR . ... INTEGER COMM, COMM_KEYVAL, IERROR . ... int MPI_Comm_get_attr(MPI_Comm comm, int comm_keyval, void *attribute_val, int *flag) . ... Центры . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node167.html -- 22.6 Кб -- 09.04.2016
Похожие документы
Похожие документы
613. Initialization | PARALLEL.RU - Информационно-аналитический центр по
... Up: MPI and Threads Next: New Attribute Caching Functions Previous: Clarifications . ... MPI_INIT_THREAD(required, provided) . ... Then MPI_INIT_THREAD will return provided = MPI_THREAD_MULTIPLE, irrespective of the value of required; a call to MPI_INIT will also initialize the MPI thread support level to MPI_THREAD_MULTIPLE. ... Then, a call to MPI_INIT_THREAD will return provided = required; on the other hand, a call to MPI_INIT will initialize the MPI thread support level to MPI_THREAD_SINGLE. ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node165.html -- 24.8 Кб -- 09.04.2016
Похожие документы
Похожие документы
614. Decoding a Datatype | PARALLEL.RU - Информационно-аналитический центр по
... Decoding a Datatype . ... The two functions in this section are used together to decode datatypes to recreate the calling sequence used in their initial definition. ... The combiner reflects the MPI datatype constructor call that was used in creating datatype. ... By requiring that the combiner reflect the constructor used in the creation of the datatype, the decoded information can be used to effectively recreate the calling sequence used in the original creation. ... Центры . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node161.html -- 34.6 Кб -- 09.04.2016
Похожие документы
Похожие документы
615. Naming Objects | PARALLEL.RU - Информационно-аналитический центр по
... Naming Objects . ... IN comm_name] the character string which is remembered as the name (string) . ... CHARACTER*(*) COMM_NAME . ... MPI_COMM_SET_NAME allows a user to associate a name string with a communicator. ... Implementations which allocate space for the name from the heap should still define MPI_MAX_OBJECT_NAME to be a relatively small value, since the user has to allocate space for a string of up to this size when calling MPI_COMM_GET_NAME. ... MPI_COMM_GET_NAME (comm, comm_name, resultlen)...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node159.html -- 25.1 Кб -- 09.04.2016
Похожие документы
Похожие документы
616. Associating Information with Status | PARALLEL.RU - Информационно-аналитический
... Associating Information with Status . ... MPI_STATUS_SET_ELEMENTS(status, datatype, count) . INOUT status] status to associate count with (Status) . ... int MPI_Status_set_elements(MPI_Status *status, MPI_Datatype datatype, int count) . ... A subsequent call to MPI_GET_COUNT(status, datatype, count) or to MPI_GET_ELEMENTS(status, datatype, count) must use a datatype argument that has the same type signature as the datatype argument that was used in the call to MPI_STATUS_SET_ELEMENTS. ... Центры . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node158.html -- 20.3 Кб -- 09.04.2016
Похожие документы
Похожие документы
617. Exclusive Scan | PARALLEL.RU - Информационно-аналитический центр по
... Exclusive Scan . ... MPI-1 provides an inclusive scan operation. The exclusive scan is described here. MPI_EXSCAN(sendbuf, recvbuf, count, datatype, op, comm) . ... int MPI_Exscan(void *sendbuf, void *recvbuf, int count, MPI_Datatype datatype, MPI_Op op, MPI_Comm comm) . ... The value in recvbuf on the process with rank 0 is undefined, and recvbuf is not signficant on process 0. ... The exclusive scan is more general than the inclusive scan provided in MPI-1 as MPI_SCAN. ... Центры . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node153.html -- 18.8 Кб -- 09.04.2016
Похожие документы
Похожие документы
618. Generalized All-to-all Function | PARALLEL.RU - Информационно-аналитический
... Generalized All-to-all Function . ... One of the basic data movement operations needed in parallel signal processing is the 2-D matrix transpose. This operation has motivated a generalization of the MPI_ALLTOALLV function. ... The following function is the most general form of All-to-all . ... The MPI_ALLTOALLW function generalizes several MPI functions by carefully selecting the input arguments. ... The outcome is as if each process sent a message to every other process with . ... Центры . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node152.html -- 20.2 Кб -- 09.04.2016
Похожие документы
Похожие документы
619. Other Operations | PARALLEL.RU - Информационно-аналитический центр по
... Other Operations . Up: Extended Collective Operations Next: Generalized All-to-all Function Previous: Reductions . MPI_BARRIER(comm) . IN comm] communicator (handle) . void MPI::Comm::Barrier() const = 0 . ... If comm is an intercommunicator, the barrier is performed across all processes in the intercommunicator. ... IN sendbuf] starting address of send buffer (choice) . ... IN datatype] data type of elements of input buffer (handle) . IN op] operation (handle) . ... Центры . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node151.html -- 17.2 Кб -- 09.04.2016
Похожие документы
Похожие документы
620. Reductions | PARALLEL.RU - Информационно-аналитический центр по параллельным
... Reductions . ... MPI_REDUCE(sendbuf, recvbuf, count, datatype, op, root, comm) . IN sendbuf] address of send buffer (choice) . ... IN datatype] data type of elements of send buffer (handle) . ... In such case, the input data is taken at the root from the receive buffer, where it will be replaced by the output data. ... If comm is an intercommunicator, then the result of the reduction of the data provided by processes in group A is stored at each process in group B, and vice versa. ... Центры . ...
[
Сохраненная копия
]
Ссылки http://www.parallel.ru/docs/mpi2/node150.html -- 20.2 Кб -- 09.04.2016
Похожие документы
Похожие документы