static int Open_hdf5(ioflags_t iopflags)
{
hid_t fapl_id = H5Pcreate(H5P_FILE_ACCESS);
herr_t h5status = 0;
if (sbuf_size >= 0)
h5status |= H5Pset_sieve_buf_size(fapl_id, sbuf_size);
if (mbuf_size >= 0)
h5status |= H5Pset_meta_block_size(fapl_id, mbuf_size);
if (rbuf_size >= 0)
h5status |= H5Pset_small_data_block_size(fapl_id, mbuf_size);
if (use_silo_fapl)
{
h5status |= H5Pset_fapl_silo(fapl_id);
h5status |= H5Pset_silo_block_size_and_count(fapl_id, (hsize_t) silo_block_size,
silo_block_count);
}
else if (use_log)
{
int flags = H5FD_LOG_LOC_IO|H5FD_LOG_NUM_IO|H5FD_LOG_TIME_IO|H5FD_LOG_ALLOC;
if (lbuf_size > 0)
flags = H5FD_LOG_ALL;
h5status |= H5Pset_fapl_log(fapl_id, "ioperf_hdf5_log.out", flags, lbuf_size);
}
fid = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_id);
if (fid < 0 || h5status < 0) return 0;
return 1;
}
//--------------------------------------------------------------------------
// Function: FileAccPropList::setLog
///\brief Modifies this file access property list to use the logging
/// driver.
///\param logfile - IN: Name of the log file
///\param flags - IN: Flags specifying the types of logging activity
///\param buf_size - IN: Size of the logging buffer
///\exception H5::PropListIException
///\par Description
/// For detail on \a flags, please refer to
/// <A HREF="../RM_H5P.html#Property-SetFaplStream">../RM_H5P.html#Property-SetFaplStream</A>
// Programmer: Binh-Minh Ribler - April, 2004
//--------------------------------------------------------------------------
void FileAccPropList::setLog(const char *logfile, unsigned flags, size_t buf_size) const
{
herr_t ret_value = H5Pset_fapl_log(id, logfile, flags, buf_size);
if( ret_value < 0 )
{
throw PropListIException("FileAccPropList::setLog", "H5Pset_fapl_log failed");
}
}
/*-------------------------------------------------------------------------
* Function: h5_fileaccess
*
* Purpose: Returns a file access template which is the default template
* but with a file driver set according to the constant or
* environment variable HDF5_DRIVER
*
* Return: Success: A file access property list
*
* Failure: -1
*
* Programmer: Robb Matzke
* Thursday, November 19, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
hid_t
h5_fileaccess(void)
{
const char *val = NULL;
const char *name;
char s[1024];
hid_t fapl = -1;
/* First use the environment variable, then the constant */
val = HDgetenv("HDF5_DRIVER");
#ifdef HDF5_DRIVER
if (!val)
val = HDF5_DRIVER;
#endif
if ((fapl=H5Pcreate(H5P_FILE_ACCESS))<0)
return -1;
if (!val || !*val)
return fapl; /*use default*/
HDstrncpy(s, val, sizeof s);
s[sizeof(s)-1] = '\0';
if (NULL==(name=HDstrtok(s, " \t\n\r"))) return fapl;
if (!HDstrcmp(name, "sec2")) {
/* Unix read() and write() system calls */
if (H5Pset_fapl_sec2(fapl)<0) return -1;
} else if (!HDstrcmp(name, "stdio")) {
/* Standard C fread() and fwrite() system calls */
if (H5Pset_fapl_stdio(fapl)<0) return -1;
} else if (!HDstrcmp(name, "core")) {
/* In-memory driver settings (backing store on, 1 MB increment) */
if (H5Pset_fapl_core(fapl, (size_t)1, TRUE)<0) return -1;
} else if (!HDstrcmp(name, "core_paged")) {
/* In-memory driver with write tracking and paging on */
if (H5Pset_fapl_core(fapl, (size_t)1, TRUE)<0) return -1;
if (H5Pset_core_write_tracking(fapl, TRUE, (size_t)4096)<0) return -1;
} else if (!HDstrcmp(name, "split")) {
/* Split meta data and raw data each using default driver */
if (H5Pset_fapl_split(fapl,
"-m.h5", H5P_DEFAULT,
"-r.h5", H5P_DEFAULT)<0)
return -1;
} else if (!HDstrcmp(name, "multi")) {
/* Multi-file driver, general case of the split driver */
H5FD_mem_t memb_map[H5FD_MEM_NTYPES];
hid_t memb_fapl[H5FD_MEM_NTYPES];
const char *memb_name[H5FD_MEM_NTYPES];
char sv[H5FD_MEM_NTYPES][1024];
haddr_t memb_addr[H5FD_MEM_NTYPES];
H5FD_mem_t mt;
HDmemset(memb_map, 0, sizeof memb_map);
HDmemset(memb_fapl, 0, sizeof memb_fapl);
HDmemset(memb_name, 0, sizeof memb_name);
HDmemset(memb_addr, 0, sizeof memb_addr);
HDassert(HDstrlen(multi_letters)==H5FD_MEM_NTYPES);
for(mt = H5FD_MEM_DEFAULT; mt < H5FD_MEM_NTYPES; H5_INC_ENUM(H5FD_mem_t, mt)) {
memb_fapl[mt] = H5P_DEFAULT;
sprintf(sv[mt], "%%s-%c.h5", multi_letters[mt]);
memb_name[mt] = sv[mt];
memb_addr[mt] = (haddr_t)MAX(mt - 1, 0) * (HADDR_MAX / 10);
} /* end for */
if (H5Pset_fapl_multi(fapl, memb_map, memb_fapl, memb_name,
memb_addr, FALSE)<0) {
return -1;
}
} else if (!HDstrcmp(name, "family")) {
hsize_t fam_size = 100*1024*1024; /*100 MB*/
/* Family of files, each 1MB and using the default driver */
if ((val=HDstrtok(NULL, " \t\n\r")))
fam_size = (hsize_t)(HDstrtod(val, NULL) * 1024*1024);
if (H5Pset_fapl_family(fapl, fam_size, H5P_DEFAULT)<0)
return -1;
} else if (!HDstrcmp(name, "log")) {
unsigned log_flags = H5FD_LOG_LOC_IO | H5FD_LOG_ALLOC;
/* Log file access */
if ((val = HDstrtok(NULL, " \t\n\r")))
log_flags = (unsigned)HDstrtol(val, NULL, 0);
if (H5Pset_fapl_log(fapl, NULL, log_flags, (size_t)0) < 0)
return -1;
} else if (!HDstrcmp(name, "direct")) {
#ifdef H5_HAVE_DIRECT
/* Linux direct read() and write() system calls. Set memory boundary, file block size,
* and copy buffer size to the default values. */
if (H5Pset_fapl_direct(fapl, 1024, 4096, 8*4096)<0)
return -1;
#endif
} else if(!HDstrcmp(name, "latest")) {
/* use the latest format */
if(H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0)
return -1;
} else {
/* Unknown driver */
return -1;
}
return fapl;
}
/*-------------------------------------------------------------------------
* Function: open_skeleton
*
* Purpose: Opens the SWMR HDF5 file and datasets.
*
* Parameters: const char *filename
* The filename of the SWMR HDF5 file to open
*
* unsigned verbose
* Whether or not to emit verbose console messages
*
* Return: Success: The file ID of the opened SWMR file
* The dataset IDs are stored in a global array
*
* Failure: -1
*
*-------------------------------------------------------------------------
*/
static hid_t
open_skeleton(const char *filename, unsigned verbose)
{
hid_t fid; /* File ID for new HDF5 file */
hid_t fapl; /* File access property list */
hid_t sid; /* Dataspace ID */
hsize_t dim[2]; /* Dataspace dimension */
unsigned u, v; /* Local index variable */
assert(filename);
/* Create file access property list */
if((fapl = H5Pcreate(H5P_FILE_ACCESS)) < 0)
return -1;
/* Set to use the latest library format */
if(H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0)
return -1;
#ifdef QAK
/* Increase the initial size of the metadata cache */
{
H5AC_cache_config_t mdc_config;
mdc_config.version = H5AC__CURR_CACHE_CONFIG_VERSION;
H5Pget_mdc_config(fapl, &mdc_config);
fprintf(stderr, "mdc_config.initial_size = %lu\n", (unsigned long)mdc_config.initial_size);
fprintf(stderr, "mdc_config.epoch_length = %lu\n", (unsigned long)mdc_config.epoch_length);
mdc_config.set_initial_size = 1;
mdc_config.initial_size = 16 * 1024 * 1024;
/* mdc_config.epoch_length = 5000; */
H5Pset_mdc_config(fapl, &mdc_config);
}
#endif /* QAK */
#ifdef QAK
H5Pset_fapl_log(fapl, "append.log", H5FD_LOG_ALL, (size_t)(512 * 1024 * 1024));
#endif /* QAK */
/* Open the file */
if((fid = H5Fopen(filename, H5F_ACC_RDWR | H5F_ACC_SWMR_WRITE, fapl)) < 0)
return -1;
/* Close file access property list */
if(H5Pclose(fapl) < 0)
return -1;
/* Emit informational message */
if(verbose)
fprintf(stderr, "Opening datasets\n");
/* Open the datasets */
for(u = 0; u < NLEVELS; u++)
for(v = 0; v < symbol_count[u]; v++) {
if((symbol_info[u][v].dsid = H5Dopen2(fid, symbol_info[u][v].name, H5P_DEFAULT)) < 0)
return -1;
if((sid = H5Dget_space(symbol_info[u][v].dsid)) < 0)
return -1;
if(2 != H5Sget_simple_extent_ndims(sid))
return -1;
if(H5Sget_simple_extent_dims(sid, dim, NULL) < 0)
return -1;
symbol_info[u][v].nrecords = dim[1];
} /* end for */
return fid;
}
/*-------------------------------------------------------------------------
* Function: test_log
*
* Purpose: Tests the file handle interface for log driver
*
* Return: Success: 0
* Failure: -1
*
* Programmer: Dana Robinson
* Tuesday, March 22, 2011
*
*-------------------------------------------------------------------------
*/
static herr_t
test_log(void)
{
hid_t file = -1;
hid_t fapl = -1;
hid_t access_fapl = -1;
char filename[1024];
int *fhandle = NULL;
hsize_t file_size = 0;
unsigned int flags = H5FD_LOG_ALL;
size_t buf_size = 4 * KB;
TESTING("LOG file driver");
/* Set property list and file name for log driver. */
fapl = h5_fileaccess();
if(H5Pset_fapl_log(fapl, LOG_FILENAME, flags, buf_size) < 0)
TEST_ERROR;
h5_fixname(FILENAME[6], fapl, filename, sizeof filename);
/* Create the test file */
if((file = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl)) < 0)
TEST_ERROR;
/* Retrieve the access property list... */
if((access_fapl = H5Fget_access_plist(file)) < 0)
TEST_ERROR;
/* Check that the driver is correct */
if(H5FD_LOG != H5Pget_driver(access_fapl))
TEST_ERROR;
/* ...and close the property list */
if(H5Pclose(access_fapl) < 0)
TEST_ERROR;
/* Check file handle API */
if(H5Fget_vfd_handle(file, H5P_DEFAULT, (void **)&fhandle) < 0)
TEST_ERROR;
if(*fhandle < 0)
TEST_ERROR;
/* Check file size API */
if(H5Fget_filesize(file, &file_size) < 0)
TEST_ERROR;
/* There is no guarantee the size of metadata in file is constant.
* Just try to check if it's reasonable. It's 2KB right now.
*/
if(file_size < 1 * KB || file_size > 4 * KB)
TEST_ERROR;
if(H5Fclose(file) < 0)
TEST_ERROR;
h5_cleanup(FILENAME, fapl);
PASSED();
return 0;
error:
H5E_BEGIN_TRY {
H5Pclose(fapl);
H5Fclose(file);
} H5E_END_TRY;
return -1;
}
/*-------------------------------------------------------------------------
* Function: open_skeleton
*
* Purpose: Opens the SWMR HDF5 file and datasets.
*
* Parameters: const char *filename
* The filename of the SWMR HDF5 file to open
*
* unsigned verbose
* Whether or not to emit verbose console messages
*
* Return: Success: The file ID of the opened SWMR file
* The dataset IDs are stored in a global array
*
* Failure: -1
*
*-------------------------------------------------------------------------
*/
static hid_t
open_skeleton(const char *filename, unsigned verbose)
{
hid_t fid; /* File ID for new HDF5 file */
hid_t fapl; /* File access property list */
hid_t aid; /* Attribute ID */
unsigned seed; /* Seed for random number generator */
unsigned u, v; /* Local index variable */
HDassert(filename);
/* Create file access property list */
if((fapl = h5_fileaccess()) < 0)
return -1;
/* Set to use the latest library format */
if(H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0)
return -1;
#ifdef QAK
/* Increase the initial size of the metadata cache */
{
H5AC_cache_config_t mdc_config;
mdc_config.version = H5AC__CURR_CACHE_CONFIG_VERSION;
H5Pget_mdc_config(fapl, &mdc_config);
HDfprintf(stderr, "mdc_config.initial_size = %lu\n", (unsigned long)mdc_config.initial_size);
HDfprintf(stderr,"mdc_config.epoch_length = %lu\n", (unsigned long)mdc_config.epoch_length);
mdc_config.set_initial_size = 1;
mdc_config.initial_size = 16 * 1024 * 1024;
/* mdc_config.epoch_length = 5000; */
H5Pset_mdc_config(fapl, &mdc_config);
}
#endif /* QAK */
#ifdef QAK
H5Pset_fapl_log(fapl, "append.log", H5FD_LOG_ALL, (size_t)(512 * 1024 * 1024));
#endif /* QAK */
/* Open the file */
if((fid = H5Fopen(filename, H5F_ACC_RDWR | H5F_ACC_SWMR_WRITE, fapl)) < 0)
return -1;
/* Close file access property list */
if(H5Pclose(fapl) < 0)
return -1;
/* Emit informational message */
if(verbose)
fprintf(stderr, "Opening datasets\n");
/* Seed the random number generator with the attribute in the file */
if((aid = H5Aopen(fid, "seed", H5P_DEFAULT)) < 0)
return -1;
if(H5Aread(aid, H5T_NATIVE_UINT, &seed) < 0)
return -1;
if(H5Aclose(aid) < 0)
return -1;
HDsrandom(seed);
/* Open the datasets */
for(u = 0; u < NLEVELS; u++)
for(v = 0; v < symbol_count[u]; v++) {
if((symbol_info[u][v].dsid = H5Dopen2(fid, symbol_info[u][v].name, H5P_DEFAULT)) < 0)
return(-1);
symbol_info[u][v].nrecords = 0;
} /* end for */
return fid;
}
