journal_get_data_threshold

get the data threshold for reading journal entries

Get the current data threshold for reading journal entries. This is a hint to the journal that it may truncate data fields to this size when reading them (note also that it may not truncate them). If this returns @0, then the threshold is unlimited.

See also journal_set_data_threshold.

This function depends on the feature "journal". See also feature_available.

Parameters:

this	A GuestfsSession object

Returns:

the returned value, or -1 on error