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darshan
darshan
Commits
d8b6e0dc
Commit
d8b6e0dc
authored
Aug 17, 2015
by
Shane Snyder
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update darshan log header to show compression type
parent
53c9e15b
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2
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2 changed files
with
11 additions
and
2 deletions
+11
-2
darshan-log-format.h
darshan-log-format.h
+8
-0
darshan-runtime/lib/darshan-core.c
darshan-runtime/lib/darshan-core.c
+3
-2
No files found.
darshan-log-format.h
View file @
d8b6e0dc
...
...
@@ -60,6 +60,13 @@ static char * const darshan_module_names[] =
};
#undef X
/* compression method used on darshan log file */
enum
darshan_comp_type
{
DARSHAN_ZLIB_COMP
,
DARSHAN_BZIP2_COMP
,
};
/* the darshan_log_map structure is used to indicate the location of
* specific module data in a Darshan log. Note that 'off' and 'len' are
* the respective offset and length of the data in the file, in *uncompressed*
...
...
@@ -80,6 +87,7 @@ struct darshan_header
{
char
version_string
[
8
];
int64_t
magic_nr
;
enum
darshan_comp_type
comp_type
;
struct
darshan_log_map
rec_map
;
struct
darshan_log_map
mod_map
[
DARSHAN_MAX_MODS
];
};
...
...
darshan-runtime/lib/darshan-core.c
View file @
d8b6e0dc
...
...
@@ -534,6 +534,7 @@ void darshan_core_shutdown()
/* initialize the remaining header fields */
strcpy
(
final_core
->
log_header
.
version_string
,
DARSHAN_LOG_VERSION
);
final_core
->
log_header
.
magic_nr
=
DARSHAN_MAGIC_NR
;
final_core
->
log_header
.
comp_type
=
DARSHAN_ZLIB_COMP
;
all_ret
=
DARSHAN_MPI_CALL
(
PMPI_File_write_at
)(
log_fh
,
0
,
&
(
final_core
->
log_header
),
sizeof
(
struct
darshan_header
),
MPI_BYTE
,
&
status
);
...
...
@@ -559,7 +560,7 @@ void darshan_core_shutdown()
DARSHAN_MPI_CALL
(
PMPI_File_close
)(
&
log_fh
);
/* if we got this far, there are no errors, so rename from *.darshan_partial
* to *-<logwritetime>.darshan
.gz
, which indicates that this log file is
* to *-<logwritetime>.darshan, which indicates that this log file is
* complete and ready for analysis
*/
if
(
my_rank
==
0
)
...
...
@@ -585,7 +586,7 @@ void darshan_core_shutdown()
end_log_time
=
DARSHAN_MPI_CALL
(
PMPI_Wtime
)();
strcat
(
new_logfile_name
,
logfile_name
);
tmp_index
=
strstr
(
new_logfile_name
,
".darshan_partial"
);
sprintf
(
tmp_index
,
"_%d.darshan
.gz
"
,
(
int
)(
end_log_time
-
start_log_time
+
1
));
sprintf
(
tmp_index
,
"_%d.darshan"
,
(
int
)(
end_log_time
-
start_log_time
+
1
));
rename
(
logfile_name
,
new_logfile_name
);
/* set permissions on log file */
#ifdef __CP_GROUP_READABLE_LOGS
...
...
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