StdFileBackend

KokkosResilience::StdFileBackend

Standard file based backend.

Header File: StdFileBackend.hpp

Synopsis

class StdFileBackend {
public:
StdFileBackend(StdFileContext<StdFileBackend> &ctx,
               std::string const &filename);
~StdFileBackend();

void checkpoint(
    const std::string &label, int version,
    const std::vector<std::unique_ptr<Kokkos::ViewHolderBase>> &views);

bool restart_available(const std::string &label, int version);
int latest_version(const std::string &label) const noexcept;

void restart(
    const std::string &label, int version,
    const std::vector<std::unique_ptr<Kokkos::ViewHolderBase>> &views);

void reset() {}

void register_hashes(
    const std::vector<std::unique_ptr<Kokkos::ViewHolderBase>> &views,
    const std::vector<Detail::CrefImpl> &crefs) {}
};

Public Members

Constructor

• StdFileBackend(StdFileContext<StdFileBackend> &ctx, std::string const &filename);

  Create the StdFileBackend with the supplied context and filename.

Functions

• void checkpoint(
      const std::string &label, int version,
      const std::vector<std::unique_ptr<Kokkos::ViewHolderBase>> &views);

  Create a checkpoint with the give label and version containing the specified Views.

• bool restart_available(const std::string &label, int version);

  Check if a restart exists with the give label and version.

• int latest_version(const std::string &label) const noexcept;

  Get the latest version of the specified checkpoint.

• void restart(
      const std::string &label, int version,
      const std::vector<std::unique_ptr<Kokkos::ViewHolderBase>> &views);

  Restart from the specified checkpoint.

• void reset();

  No-op

• void register_hashes(
      const std::vector<std::unique_ptr<Kokkos::ViewHolderBase>> &views,
      const std::vector<Detail::CrefImpl> &crefs)

  No-op