chkp_file Module Reference

Neko legacy checkpoint file format. More...

Data Types
type	chkp_file_t
	Interface for Neko legacy checkpoint files. More...
type	legacy_checkpoint_view_t
	Temporary view of the payloads required by the positional .chkp format. More...

Functions/Subroutines
character(len=1024) function	chkp_file_get_next_output_fname (this)
	Get the physical file name generated by the next write.
subroutine	chkp_file_write (this, data, t)
	Write a Neko legacy checkpoint.
subroutine	chkp_file_read (this, data)
	Load a Neko legacy checkpoint.
subroutine	chkp_read_field (this, fh, byte_offset, x, nel)
	Read and optionally interpolate one legacy checkpoint field.
subroutine	chkp_build_legacy_view (chkp, view)
	Build the fixed legacy view from format-independent payloads.
type(checkpoint_payload_t) function, pointer	chkp_find_payload (chkp, name)
	Find a payload without making its absence an error.
subroutine	chkp_file_set_overwrite (this, overwrite)
	Set whether checkpoint files may be overwritten.

Detailed Description

This module defines the interface for reading and writing .chkp files.

Function/Subroutine Documentation

chkp_build_legacy_view()

subroutine chkp_file::chkp_build_legacy_view ( type(chkp_t), intent(in)  chkp, type(legacy_checkpoint_view_t), intent(out)  view  )

private

Parameters

chkp	Format-independent checkpoint registrations.
view	Positional view required by the .chkp implementation.

Definition at line 1030 of file chkp_file.f90.

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chkp_file_get_next_output_fname()

character(len=1024) function chkp_file::chkp_file_get_next_output_fname

(

class(chkp_file_t), intent(in)

this

)

Definition at line 122 of file chkp_file.f90.

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chkp_file_read()

subroutine chkp_file::chkp_file_read ( class(chkp_file_t)  this, class(*), intent(inout), target  data  )

private

Parameters

data	Checkpoint data to populate.

If checkpoint used another mesh

Definition at line 584 of file chkp_file.f90.

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chkp_file_set_overwrite()

subroutine chkp_file::chkp_file_set_overwrite ( class(chkp_file_t), intent(inout)  this, logical, intent(in)  overwrite  )

private

Parameters

overwrite

Whether existing files may be overwritten.

Definition at line 1125 of file chkp_file.f90.

chkp_file_write()

subroutine chkp_file::chkp_file_write ( class(chkp_file_t), intent(inout)  this, class(*), intent(in), target  data, real(kind=dp), intent(in), optional  t  )

private

Parameters

data	Checkpoint data to write.
[optional]	t Simulation time.

Definition at line 149 of file chkp_file.f90.

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chkp_find_payload()

type(checkpoint_payload_t) function, pointer chkp_file::chkp_find_payload ( type(chkp_t), intent(in)  chkp, character(len=*), intent(in)  name  )

private

Parameters

chkp	Checkpoint to search.
name	Payload path to find.

Returns

Pointer to the payload, or a disassociated pointer if absent.

Definition at line 1107 of file chkp_file.f90.

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chkp_read_field()

subroutine chkp_file::chkp_read_field ( class(chkp_file_t)  this, type(mpi_file)  fh, integer(kind=mpi_offset_kind)  byte_offset, real(kind=rp), dimension(this%sim_xh%lxyz, nel)  x, integer, intent(in)  nel  )

private

Parameters

fh	Open MPI file handle.
byte_offset	Byte offset of the rank-local field data.
x	Simulation-space field storage to populate.
nel	Number of local elements.

Definition at line 995 of file chkp_file.f90.