summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--src/H5ACpublic.h236
1 files changed, 118 insertions, 118 deletions
diff --git a/src/H5ACpublic.h b/src/H5ACpublic.h
index 5fdb3f4..ca0e63f 100644
--- a/src/H5ACpublic.h
+++ b/src/H5ACpublic.h
@@ -70,65 +70,65 @@ extern "C" {
* version number, or an error will be flagged.
*
* rpt_fcn_enabled: Boolean field used to enable and disable the default
- * reporting function. This function is invoked every time the
- * automatic cache resize code is run, and reports on its activities.
+ * reporting function. This function is invoked every time the
+ * automatic cache resize code is run, and reports on its activities.
*
- * This is a debugging function, and should normally be turned off.
+ * This is a debugging function, and should normally be turned off.
*
* open_trace_file: Boolean field indicating whether the trace_file_name
- * field should be used to open a trace file for the cache.
+ * field should be used to open a trace file for the cache.
*
* *** DEPRECATED *** Use H5Fstart/stop logging functions instead
*
- * The trace file is a debuging feature that allow the capture of
- * top level metadata cache requests for purposes of debugging and/or
- * optimization. This field should normally be set to FALSE, as
- * trace file collection imposes considerable overhead.
+ * The trace file is a debuging feature that allow the capture of
+ * top level metadata cache requests for purposes of debugging and/or
+ * optimization. This field should normally be set to FALSE, as
+ * trace file collection imposes considerable overhead.
*
- * This field should only be set to TRUE when the trace_file_name
- * contains the full path of the desired trace file, and either
- * there is no open trace file on the cache, or the close_trace_file
- * field is also TRUE.
+ * This field should only be set to TRUE when the trace_file_name
+ * contains the full path of the desired trace file, and either
+ * there is no open trace file on the cache, or the close_trace_file
+ * field is also TRUE.
*
* close_trace_file: Boolean field indicating whether the current trace
- * file (if any) should be closed.
+ * file (if any) should be closed.
*
* *** DEPRECATED *** Use H5Fstart/stop logging functions instead
*
- * See the above comments on the open_trace_file field. This field
- * should be set to FALSE unless there is an open trace file on the
- * cache that you wish to close.
+ * See the above comments on the open_trace_file field. This field
+ * should be set to FALSE unless there is an open trace file on the
+ * cache that you wish to close.
*
* trace_file_name: Full path of the trace file to be opened if the
- * open_trace_file field is TRUE.
+ * open_trace_file field is TRUE.
*
* *** DEPRECATED *** Use H5Fstart/stop logging functions instead
*
- * In the parallel case, an ascii representation of the mpi rank of
- * the process will be appended to the file name to yield a unique
- * trace file name for each process.
+ * In the parallel case, an ascii representation of the mpi rank of
+ * the process will be appended to the file name to yield a unique
+ * trace file name for each process.
*
- * The length of the path must not exceed H5AC__MAX_TRACE_FILE_NAME_LEN
- * characters.
+ * The length of the path must not exceed H5AC__MAX_TRACE_FILE_NAME_LEN
+ * characters.
*
* evictions_enabled: Boolean field used to either report the current
- * evictions enabled status of the cache, or to set the cache's
- * evictions enabled status.
- *
- * In general, the metadata cache should always be allowed to
- * evict entries. However, in some cases it is advantageous to
- * disable evictions briefly, and thereby postpone metadata
- * writes. However, this must be done with care, as the cache
- * can grow quickly. If you do this, re-enable evictions as
- * soon as possible and monitor cache size.
- *
- * At present, evictions can only be disabled if automatic
- * cache resizing is also disabled (that is, ( incr_mode ==
- * H5C_incr__off ) && ( decr_mode == H5C_decr__off )). There
- * is no logical reason why this should be so, but it simplifies
- * implementation and testing, and I can't think of any reason
- * why it would be desireable. If you can think of one, I'll
- * revisit the issue.
+ * evictions enabled status of the cache, or to set the cache's
+ * evictions enabled status.
+ *
+ * In general, the metadata cache should always be allowed to
+ * evict entries. However, in some cases it is advantageous to
+ * disable evictions briefly, and thereby postpone metadata
+ * writes. However, this must be done with care, as the cache
+ * can grow quickly. If you do this, re-enable evictions as
+ * soon as possible and monitor cache size.
+ *
+ * At present, evictions can only be disabled if automatic
+ * cache resizing is also disabled (that is, ( incr_mode ==
+ * H5C_incr__off ) && ( decr_mode == H5C_decr__off )). There
+ * is no logical reason why this should be so, but it simplifies
+ * implementation and testing, and I can't think of any reason
+ * why it would be desireable. If you can think of one, I'll
+ * revisit the issue.
*
* set_initial_size: Boolean flag indicating whether the size of the
* initial size of the cache is to be set to the value given in
@@ -368,80 +368,80 @@ extern "C" {
*
* PHDF5 uses several strategies to prevent such inconsistencies in metadata,
* all of which use the fact that the same stream of dirty metadata is seen
- * by all processes for purposes of synchronization. This is done by
+ * by all processes for purposes of synchronization. This is done by
* having each process count the number of bytes of dirty metadata generated,
- * and then running a "sync point" whenever this count exceeds a user
+ * and then running a "sync point" whenever this count exceeds a user
* specified threshold (see dirty_bytes_threshold below).
*
- * The current metadata write strategy is indicated by the
+ * The current metadata write strategy is indicated by the
* metadata_write_strategy field. The possible values of this field, along
* with the associated metadata write strategies are discussed below.
*
* dirty_bytes_threshold: Threshold of dirty byte creation used to
- * synchronize updates between caches. (See above for outline and
- * motivation.)
+ * synchronize updates between caches. (See above for outline and
+ * motivation.)
*
- * This value MUST be consistant across all processes accessing the
- * file. This field is ignored unless HDF5 has been compiled for
- * parallel.
+ * This value MUST be consistant across all processes accessing the
+ * file. This field is ignored unless HDF5 has been compiled for
+ * parallel.
*
* metadata_write_strategy: Integer field containing a code indicating the
- * desired metadata write strategy. The valid values of this field
- * are enumerated and discussed below:
+ * desired metadata write strategy. The valid values of this field
+ * are enumerated and discussed below:
*
*
- * H5AC_METADATA_WRITE_STRATEGY__PROCESS_0_ONLY:
+ * H5AC_METADATA_WRITE_STRATEGY__PROCESS_0_ONLY:
*
- * When metadata_write_strategy is set to this value, only process
- * zero is allowed to write dirty metadata to disk. All other
- * processes must retain dirty metadata until they are informed at
- * a sync point that the dirty metadata in question has been written
- * to disk.
+ * When metadata_write_strategy is set to this value, only process
+ * zero is allowed to write dirty metadata to disk. All other
+ * processes must retain dirty metadata until they are informed at
+ * a sync point that the dirty metadata in question has been written
+ * to disk.
*
- * When the sync point is reached (or when there is a user generated
- * flush), process zero flushes sufficient entries to bring it into
- * complience with its min clean size (or flushes all dirty entries in
- * the case of a user generated flush), broad casts the list of
- * entries just cleaned to all the other processes, and then exits
- * the sync point.
+ * When the sync point is reached (or when there is a user generated
+ * flush), process zero flushes sufficient entries to bring it into
+ * complience with its min clean size (or flushes all dirty entries in
+ * the case of a user generated flush), broad casts the list of
+ * entries just cleaned to all the other processes, and then exits
+ * the sync point.
*
- * Upon receipt of the broadcast, the other processes mark the indicated
- * entries as clean, and leave the sync point as well.
+ * Upon receipt of the broadcast, the other processes mark the indicated
+ * entries as clean, and leave the sync point as well.
*
*
- * H5AC_METADATA_WRITE_STRATEGY__DISTRIBUTED:
+ * H5AC_METADATA_WRITE_STRATEGY__DISTRIBUTED:
*
- * In the distributed metadata write strategy, process zero still makes
- * the decisions as to what entries should be flushed, but the actual
- * flushes are distributed across the processes in the computation to
- * the extent possible.
+ * In the distributed metadata write strategy, process zero still makes
+ * the decisions as to what entries should be flushed, but the actual
+ * flushes are distributed across the processes in the computation to
+ * the extent possible.
*
- * In this strategy, when a sync point is triggered (either by dirty
- * metadata creation or manual flush), all processes enter a barrier.
+ * In this strategy, when a sync point is triggered (either by dirty
+ * metadata creation or manual flush), all processes enter a barrier.
*
- * On the other side of the barrier, process 0 constructs an ordered
- * list of the entries to be flushed, and then broadcasts this list
- * to the caches in all the processes.
+ * On the other side of the barrier, process 0 constructs an ordered
+ * list of the entries to be flushed, and then broadcasts this list
+ * to the caches in all the processes.
*
- * All processes then scan the list of entries to be flushed, flushing
- * some, and marking the rest as clean. The algorithm for this purpose
- * ensures that each entry in the list is flushed exactly once, and
- * all are marked clean in each cache.
+ * All processes then scan the list of entries to be flushed, flushing
+ * some, and marking the rest as clean. The algorithm for this purpose
+ * ensures that each entry in the list is flushed exactly once, and
+ * all are marked clean in each cache.
*
- * Note that in the case of a flush of the cache, no message passing
- * is necessary, as all processes have the same list of dirty entries,
- * and all of these entries must be flushed. Thus in this case it is
- * sufficient for each process to sort its list of dirty entries after
- * leaving the initial barrier, and use this list as if it had been
- * received from process zero.
+ * Note that in the case of a flush of the cache, no message passing
+ * is necessary, as all processes have the same list of dirty entries,
+ * and all of these entries must be flushed. Thus in this case it is
+ * sufficient for each process to sort its list of dirty entries after
+ * leaving the initial barrier, and use this list as if it had been
+ * received from process zero.
+ *
+ * To avoid possible messages from the past/future, all caches must
+ * wait until all caches are done before leaving the sync point.
*
- * To avoid possible messages from the past/future, all caches must
- * wait until all caches are done before leaving the sync point.
- *
****************************************************************************/
-#define H5AC__CURR_CACHE_CONFIG_VERSION 1
-#define H5AC__MAX_TRACE_FILE_NAME_LEN 1024
+#define H5AC__CURR_CACHE_CONFIG_VERSION 1
+#define H5AC__MAX_TRACE_FILE_NAME_LEN 1024
#define H5AC_METADATA_WRITE_STRATEGY__PROCESS_0_ONLY 0
#define H5AC_METADATA_WRITE_STRATEGY__DISTRIBUTED 1
@@ -451,9 +451,9 @@ typedef struct H5AC_cache_config_t
/* general configuration fields: */
int version;
- hbool_t rpt_fcn_enabled;
+ hbool_t rpt_fcn_enabled;
- hbool_t open_trace_file;
+ hbool_t open_trace_file;
hbool_t close_trace_file;
char trace_file_name[H5AC__MAX_TRACE_FILE_NAME_LEN + 1];
@@ -512,7 +512,7 @@ typedef struct H5AC_cache_config_t
*
* structure H5AC_cache_image_config_t
*
- * H5AC_cache_image_ctl_t is a public structure intended for use in public
+ * H5AC_cache_image_ctl_t is a public structure intended for use in public
* APIs. At least in its initial incarnation, it is a copy of struct
* H5C_cache_image_ctl_t.
*
@@ -526,47 +526,47 @@ typedef struct H5AC_cache_config_t
* generate_image: Boolean flag indicating whether a cache image should
* be created on file close.
*
- * save_resize_status: Boolean flag indicating whether the cache image
- * should include the adaptive cache resize configuration and status.
- * Note that this field is ignored at present.
+ * save_resize_status: Boolean flag indicating whether the cache image
+ * should include the adaptive cache resize configuration and status.
+ * Note that this field is ignored at present.
*
- * entry_ageout: Integer field indicating the maximum number of
- * times a prefetched entry can appear in subsequent cache images.
- * This field exists to allow the user to avoid the buildup of
- * infrequently used entries in long sequences of cache images.
+ * entry_ageout: Integer field indicating the maximum number of
+ * times a prefetched entry can appear in subsequent cache images.
+ * This field exists to allow the user to avoid the buildup of
+ * infrequently used entries in long sequences of cache images.
*
- * The value of this field must lie in the range
- * H5AC__CACHE_IMAGE__ENTRY_AGEOUT__NONE (-1) to
- * H5AC__CACHE_IMAGE__ENTRY_AGEOUT__MAX (100).
+ * The value of this field must lie in the range
+ * H5AC__CACHE_IMAGE__ENTRY_AGEOUT__NONE (-1) to
+ * H5AC__CACHE_IMAGE__ENTRY_AGEOUT__MAX (100).
*
- * H5AC__CACHE_IMAGE__ENTRY_AGEOUT__NONE means that no limit
- * is imposed on number of times a prefeteched entry can appear
- * in subsequent cache images.
+ * H5AC__CACHE_IMAGE__ENTRY_AGEOUT__NONE means that no limit
+ * is imposed on number of times a prefeteched entry can appear
+ * in subsequent cache images.
*
- * A value of 0 prevents prefetched entries from being included
- * in cache images.
+ * A value of 0 prevents prefetched entries from being included
+ * in cache images.
*
- * Positive integers restrict prefetched entries to the specified
- * number of appearances.
+ * Positive integers restrict prefetched entries to the specified
+ * number of appearances.
*
- * Note that the number of subsequent cache images that a prefetched
- * entry has appeared in is tracked in an 8 bit field. Thus, while
- * H5AC__CACHE_IMAGE__ENTRY_AGEOUT__MAX can be increased from its
- * current value, any value in excess of 255 will be the functional
- * equivalent of H5AC__CACHE_IMAGE__ENTRY_AGEOUT__NONE.
+ * Note that the number of subsequent cache images that a prefetched
+ * entry has appeared in is tracked in an 8 bit field. Thus, while
+ * H5AC__CACHE_IMAGE__ENTRY_AGEOUT__MAX can be increased from its
+ * current value, any value in excess of 255 will be the functional
+ * equivalent of H5AC__CACHE_IMAGE__ENTRY_AGEOUT__NONE.
*
****************************************************************************/
-#define H5AC__CURR_CACHE_IMAGE_CONFIG_VERSION 1
+#define H5AC__CURR_CACHE_IMAGE_CONFIG_VERSION 1
-#define H5AC__CACHE_IMAGE__ENTRY_AGEOUT__NONE -1
-#define H5AC__CACHE_IMAGE__ENTRY_AGEOUT__MAX 100
+#define H5AC__CACHE_IMAGE__ENTRY_AGEOUT__NONE -1
+#define H5AC__CACHE_IMAGE__ENTRY_AGEOUT__MAX 100
typedef struct H5AC_cache_image_config_t {
- int32_t version;
+ int version;
hbool_t generate_image;
hbool_t save_resize_status;
- int32_t entry_ageout;
+ int entry_ageout;
} H5AC_cache_image_config_t;
#ifdef __cplusplus