diff options
Diffstat (limited to 'test/swmr_writer.c')
| -rw-r--r-- | test/swmr_writer.c | 752 |
1 files changed, 418 insertions, 334 deletions
diff --git a/test/swmr_writer.c b/test/swmr_writer.c index f4e33e5..8ff7312 100644 --- a/test/swmr_writer.c +++ b/test/swmr_writer.c @@ -1,334 +1,418 @@ -/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Copyright by The HDF Group. *
- * Copyright by the Board of Trustees of the University of Illinois. *
- * All rights reserved. *
- * *
- * This file is part of HDF5. The full HDF5 copyright notice, including *
- * terms governing use, modification, and redistribution, is contained in *
- * the files COPYING and Copyright.html. COPYING can be found at the root *
- * of the source code distribution tree; Copyright.html can be found at the *
- * root level of an installed copy of the electronic HDF5 document set and *
- * is linked from the top-level documents page. It can also be found at *
- * http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
- * access to either file, you may request a copy from help@hdfgroup.org. *
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
-#include <sys/time.h>
-
-#include "swmr_common.h"
-
-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 */
- unsigned u, v; /* Local index variable */
-
- /* Create file access property list */
- if((fapl = H5Pcreate(H5P_FILE_ACCESS)) < 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;
- symbol_info[u][v].nrecords = 0;
- } /* end for */
-
- return(fid);
-}
-
-static int
-add_records(hid_t fid, unsigned verbose, unsigned long nrecords, unsigned long flush_count)
-{
- hid_t tid; /* Datatype ID for records */
- hid_t mem_sid; /* Memory dataspace ID */
- hsize_t start[2] = {0, 0}, count[2] = {1, 1}; /* Hyperslab selection values */
- hsize_t dim[2] = {1, 0}; /* Dataspace dimensions */
- symbol_t record; /* The record to add to the dataset */
- H5AC_cache_config_t mdc_config_orig; /* Original metadata cache configuration */
- H5AC_cache_config_t mdc_config_cork; /* Corked metadata cache configuration */
- unsigned long rec_to_flush; /* # of records left to write before flush */
- unsigned long u, v; /* Local index variables */
-
- /* Reset the record */
- /* (record's 'info' field might need to change for each record written, also) */
- memset(&record, 0, sizeof(record));
-
- /* Create a dataspace for the record to add */
- if((mem_sid = H5Screate(H5S_SCALAR)) < 0)
- return -1;
-
- /* Create datatype for appending records */
- if((tid = create_symbol_datatype()) < 0)
- return -1;
-
- /* Get the current metadata cache configuration, and set up the corked
- * configuration */
- mdc_config_orig.version = H5AC__CURR_CACHE_CONFIG_VERSION;
- if(H5Fget_mdc_config(fid, &mdc_config_orig) < 0)
- return -1;
- memcpy(&mdc_config_cork, &mdc_config_orig, sizeof(mdc_config_cork));
- mdc_config_cork.evictions_enabled = FALSE;
- mdc_config_cork.incr_mode = H5C_incr__off;
- mdc_config_cork.flash_incr_mode = H5C_flash_incr__off;
- mdc_config_cork.decr_mode = H5C_decr__off;
-
- /* Add records to random datasets, according to frequency distribution */
- rec_to_flush = flush_count;
- for(u = 0; u < nrecords; u++) {
- symbol_info_t *symbol; /* Symbol to write record to */
- hid_t file_sid; /* Dataset's space ID */
-
- /* Get a random dataset, according to the symbol distribution */
- symbol = choose_dataset();
-
- /* Set the record's ID (equal to its position) */
- record.rec_id = symbol->nrecords;
-
- /* Get the coordinate to write */
- start[1] = symbol->nrecords;
-
- /* Cork the metadata cache, to prevent the object header from being
- * flushed before the data has been written */
- /*if(H5Fset_mdc_config(fid, &mdc_config_cork) < 0)
- return(-1);*/
-
- /* Extend the dataset's dataspace to hold the new record */
- symbol->nrecords++;
- dim[1] = symbol->nrecords;
- if(H5Dset_extent(symbol->dsid, dim) < 0)
- return -1;
-
- /* Get the dataset's dataspace */
- if((file_sid = H5Dget_space(symbol->dsid)) < 0)
- return -1;
-
- /* Choose the last record in the dataset */
- if(H5Sselect_hyperslab(file_sid, H5S_SELECT_SET, start, NULL, count, NULL) < 0)
- return -1;
-
- /* Write record to the dataset */
- if(H5Dwrite(symbol->dsid, tid, mem_sid, file_sid, H5P_DEFAULT, &record) < 0)
- return -1;
-
- /* Uncork the metadata cache */
- /*if(H5Fset_mdc_config(fid, &mdc_config_orig) < 0)
- return -1;*/
-
- /* Close the dataset's dataspace */
- if(H5Sclose(file_sid) < 0)
- return -1;
-
- /* Check for flushing file */
- if(flush_count > 0) {
- /* Decrement count of records to write before flushing */
- rec_to_flush--;
-
- /* Check for counter being reached */
- if(0 == rec_to_flush) {
- /* Flush contents of file */
- if(H5Fflush(fid, H5F_SCOPE_GLOBAL) < 0)
- return -1;
-
- /* Reset flush counter */
- rec_to_flush = flush_count;
- } /* end if */
- } /* end if */
- } /* end for */
-
- /* Close the memory dataspace */
- if(H5Sclose(mem_sid) < 0)
- return -1;
-
- /* Close the datatype */
- if(H5Tclose(tid) < 0)
- return -1;
-
- /* Emit informational message */
- if(verbose)
- fprintf(stderr, "Closing datasets\n");
-
- /* Close the datasets */
- for(u = 0; u < NLEVELS; u++)
- for(v = 0; v < symbol_count[u]; v++)
- if(H5Dclose(symbol_info[u][v].dsid) < 0)
- return -1;
-
- return 0;
-}
-
-static void
-usage(void)
-{
- printf("Usage error!\n");
- printf("Usage: swmr_writer [-q] [-f <# of records to write between flushing file contents>] [-r <random # seed>] <# of records>\n");
- printf("<# of records to write between flushing file contents> should be 0 (for no flushing) or between 1 and (<# of records> - 1)\n");
- printf("Defaults to verbose (no '-q' given) and flushing every 10000 records('-f 10000')\n");
- exit(1);
-}
-
-int main(int argc, const char *argv[])
-{
- hid_t fid; /* File ID for file opened */
- long nrecords = 0; /* # of records to append */
- long flush_count = 10000; /* # of records to write between flushing file */
- unsigned verbose = 1; /* Whether to emit some informational messages */
- unsigned use_seed = 0; /* Set to 1 if a seed was set on the command line */
- unsigned random_seed = 0; /* Random # seed */
- unsigned u; /* Local index variable */
- int temp;
-
- /* Parse command line options */
- if(argc < 2)
- usage();
- if(argc > 1) {
- u = 1;
- while(u < (unsigned)argc) {
- if(argv[u][0] == '-') {
- switch(argv[u][1]) {
- /* # of records to write between flushing file */
- case 'f':
- flush_count = atol(argv[u + 1]);
- if(flush_count < 0)
- usage();
- u += 2;
- break;
-
- /* Be quiet */
- case 'q':
- verbose = 0;
- u++;
- break;
-
- /* Random # seed */
- case 'r':
- use_seed = 1;
- temp = atoi(argv[u + 1]);
- if(temp < 0)
- usage();
- else
- random_seed = (unsigned)temp;
- u += 2;
- break;
-
- default:
- usage();
- break;
- } /* end switch */
- } /* end if */
- else {
- /* Get the number of records to append */
- nrecords = atol(argv[u]);
- if(nrecords <= 0)
- usage();
-
- u++;
- } /* end else */
- } /* end while */
- } /* end if */
- if(nrecords <= 0)
- usage();
- if(flush_count >= nrecords)
- usage();
-
- /* Emit informational message */
- if(verbose) {
- fprintf(stderr, "Parameters:\n");
- fprintf(stderr, "\t# of records between flushes = %ld\n", flush_count);
- fprintf(stderr, "\t# of records to write = %ld\n", nrecords);
- } /* end if */
-
- /* Set the random seed */
- if(0 == use_seed) {
- struct timeval t;
- gettimeofday(&t, NULL);
- random_seed = (unsigned)((t.tv_sec * 1000) + t.tv_usec);
- } /* end if */
- srandom(random_seed);
- /* ALWAYS emit the random seed for possible debugging */
- fprintf(stderr, "Using writer random seed: %u\n", random_seed);
-
- /* Emit informational message */
- if(verbose)
- fprintf(stderr, "Generating symbol names\n");
-
- /* Generate dataset names */
- if(generate_symbols() < 0)
- return -1;
-
- /* Emit informational message */
- if(verbose)
- fprintf(stderr, "Opening skeleton file: %s\n", FILENAME);
-
- /* Open file skeleton */
- if((fid = open_skeleton(FILENAME, verbose)) < 0) {
- fprintf(stderr, "Error opening skeleton file!\n");
- exit(1);
- } /* end if */
-
- /* Emit informational message */
- if(verbose)
- fprintf(stderr, "Adding records\n");
-
- /* Append records to datasets */
- if(add_records(fid, verbose, (unsigned long)nrecords, (unsigned long)flush_count) < 0) {
- fprintf(stderr, "Error appending records to datasets!\n");
- exit(1);
- } /* end if */
-
- /* Emit informational message */
- if(verbose)
- fprintf(stderr, "Releasing symbols\n");
-
- /* Clean up the symbols */
- if(shutdown_symbols() < 0) {
- fprintf(stderr, "Error releasing symbols!\n");
- exit(1);
- } /* end if */
-
- /* Emit informational message */
- if(verbose)
- fprintf(stderr, "Closing objects\n");
-
- /* Close objects opened */
- if(H5Fclose(fid) < 0) {
- fprintf(stderr, "Error closing file!\n");
- exit(1);
- } /* end if */
-
- return 0;
-}
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Copyright by The HDF Group. * + * Copyright by the Board of Trustees of the University of Illinois. * + * All rights reserved. * + * * + * This file is part of HDF5. The full HDF5 copyright notice, including * + * terms governing use, modification, and redistribution, is contained in * + * the files COPYING and Copyright.html. COPYING can be found at the root * + * of the source code distribution tree; Copyright.html can be found at the * + * root level of an installed copy of the electronic HDF5 document set and * + * is linked from the top-level documents page. It can also be found at * + * http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * + * access to either file, you may request a copy from help@hdfgroup.org. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +/*------------------------------------------------------------------------- + * + * Created: swmr_writer.c + * + * Purpose: Writes data to a randomly selected subset of the datasets + * in the SWMR test file. + * + * This program is intended to run concurrently with the + * swmr_reader program. + * + *------------------------------------------------------------------------- + */ + +/***********/ +/* Headers */ +/***********/ + +#include <assert.h> +#include <sys/time.h> + +#include "swmr_common.h" + +/********************/ +/* Local Prototypes */ +/********************/ + +static hid_t open_skeleton(const char *filename, unsigned verbose); +static int add_records(hid_t fid, unsigned verbose, unsigned long nrecords, + unsigned long flush_count); +static void usage(void); + + +/*------------------------------------------------------------------------- + * 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 */ + unsigned u, v; /* Local index variable */ + + assert(filename); + + /* Create file access property list */ + if((fapl = H5Pcreate(H5P_FILE_ACCESS)) < 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; + symbol_info[u][v].nrecords = 0; + } /* end for */ + + return(fid); +} + + +/*------------------------------------------------------------------------- + * Function: add_records + * + * Purpose: Writes a specified number of records to random datasets in + * the SWMR test file. + * + * Parameters: hid_t fid + * The file ID of the SWMR HDF5 file + * + * unsigned verbose + * Whether or not to emit verbose console messages + * + * unsigned long nrecords + * # of records to write to the datasets + * + * unsigned long flush_count + * # of records to write before flushing the file to disk + * + * Return: Success: 0 + * Failure: -1 + * + *------------------------------------------------------------------------- + */ +static int +add_records(hid_t fid, unsigned verbose, unsigned long nrecords, unsigned long flush_count) +{ + hid_t tid; /* Datatype ID for records */ + hid_t mem_sid; /* Memory dataspace ID */ + hsize_t start[2] = {0, 0}, count[2] = {1, 1}; /* Hyperslab selection values */ + hsize_t dim[2] = {1, 0}; /* Dataspace dimensions */ + symbol_t record; /* The record to add to the dataset */ + H5AC_cache_config_t mdc_config_orig; /* Original metadata cache configuration */ + H5AC_cache_config_t mdc_config_cork; /* Corked metadata cache configuration */ + unsigned long rec_to_flush; /* # of records left to write before flush */ + unsigned long u, v; /* Local index variables */ + + assert(fid >= 0); + + /* Reset the record */ + /* (record's 'info' field might need to change for each record written, also) */ + memset(&record, 0, sizeof(record)); + + /* Create a dataspace for the record to add */ + if((mem_sid = H5Screate(H5S_SCALAR)) < 0) + return -1; + + /* Create datatype for appending records */ + if((tid = create_symbol_datatype()) < 0) + return -1; + + /* Get the current metadata cache configuration, and set up the corked + * configuration */ + mdc_config_orig.version = H5AC__CURR_CACHE_CONFIG_VERSION; + if(H5Fget_mdc_config(fid, &mdc_config_orig) < 0) + return -1; + memcpy(&mdc_config_cork, &mdc_config_orig, sizeof(mdc_config_cork)); + mdc_config_cork.evictions_enabled = FALSE; + mdc_config_cork.incr_mode = H5C_incr__off; + mdc_config_cork.flash_incr_mode = H5C_flash_incr__off; + mdc_config_cork.decr_mode = H5C_decr__off; + + /* Add records to random datasets, according to frequency distribution */ + rec_to_flush = flush_count; + for(u = 0; u < nrecords; u++) { + symbol_info_t *symbol; /* Symbol to write record to */ + hid_t file_sid; /* Dataset's space ID */ + + /* Get a random dataset, according to the symbol distribution */ + symbol = choose_dataset(); + + /* Set the record's ID (equal to its position) */ + record.rec_id = symbol->nrecords; + + /* Get the coordinate to write */ + start[1] = symbol->nrecords; + + /* Cork the metadata cache, to prevent the object header from being + * flushed before the data has been written */ + /*if(H5Fset_mdc_config(fid, &mdc_config_cork) < 0) + return(-1);*/ + + /* Extend the dataset's dataspace to hold the new record */ + symbol->nrecords++; + dim[1] = symbol->nrecords; + if(H5Dset_extent(symbol->dsid, dim) < 0) + return -1; + + /* Get the dataset's dataspace */ + if((file_sid = H5Dget_space(symbol->dsid)) < 0) + return -1; + + /* Choose the last record in the dataset */ + if(H5Sselect_hyperslab(file_sid, H5S_SELECT_SET, start, NULL, count, NULL) < 0) + return -1; + + /* Write record to the dataset */ + if(H5Dwrite(symbol->dsid, tid, mem_sid, file_sid, H5P_DEFAULT, &record) < 0) + return -1; + + /* Uncork the metadata cache */ + /*if(H5Fset_mdc_config(fid, &mdc_config_orig) < 0) + return -1;*/ + + /* Close the dataset's dataspace */ + if(H5Sclose(file_sid) < 0) + return -1; + + /* Check for flushing file */ + if(flush_count > 0) { + /* Decrement count of records to write before flushing */ + rec_to_flush--; + + /* Check for counter being reached */ + if(0 == rec_to_flush) { + /* Flush contents of file */ + if(H5Fflush(fid, H5F_SCOPE_GLOBAL) < 0) + return -1; + + /* Reset flush counter */ + rec_to_flush = flush_count; + } /* end if */ + } /* end if */ + } /* end for */ + + /* Close the memory dataspace */ + if(H5Sclose(mem_sid) < 0) + return -1; + + /* Close the datatype */ + if(H5Tclose(tid) < 0) + return -1; + + /* Emit informational message */ + if(verbose) + fprintf(stderr, "Closing datasets\n"); + + /* Close the datasets */ + for(u = 0; u < NLEVELS; u++) + for(v = 0; v < symbol_count[u]; v++) + if(H5Dclose(symbol_info[u][v].dsid) < 0) + return -1; + + return 0; +} + +static void +usage(void) +{ + printf("\n"); + printf("Usage error!\n"); + printf("\n"); + printf("Usage: swmr_writer [-q] [-f <# of records to write between flushing\n"); + printf(" file contents>] [-r <random seed>] <# of records>\n"); + printf("\n"); + printf("<# of records to write between flushing file contents> should be 0\n"); + printf("(for no flushing) or between 1 and (<# of records> - 1).\n"); + printf("\n"); + printf("<# of records> must be specified.\n"); + printf("\n"); + printf("Defaults to verbose (no '-q' given), flushing every 10000 records\n"); + printf("('-f 10000'), and will generate a random seed (no -r given).\n"); + printf("\n"); + exit(1); +} + +int main(int argc, const char *argv[]) +{ + hid_t fid; /* File ID for file opened */ + long nrecords = 0; /* # of records to append */ + long flush_count = 10000; /* # of records to write between flushing file */ + unsigned verbose = 1; /* Whether to emit some informational messages */ + unsigned use_seed = 0; /* Set to 1 if a seed was set on the command line */ + unsigned random_seed = 0; /* Random # seed */ + unsigned u; /* Local index variable */ + int temp; + + /* Parse command line options */ + if(argc < 2) + usage(); + if(argc > 1) { + u = 1; + while(u < (unsigned)argc) { + if(argv[u][0] == '-') { + switch(argv[u][1]) { + /* # of records to write between flushing file */ + case 'f': + flush_count = atol(argv[u + 1]); + if(flush_count < 0) + usage(); + u += 2; + break; + + /* Be quiet */ + case 'q': + verbose = 0; + u++; + break; + + /* Random # seed */ + case 'r': + use_seed = 1; + temp = atoi(argv[u + 1]); + if(temp < 0) + usage(); + else + random_seed = (unsigned)temp; + u += 2; + break; + + default: + usage(); + break; + } /* end switch */ + } /* end if */ + else { + /* Get the number of records to append */ + nrecords = atol(argv[u]); + if(nrecords <= 0) + usage(); + + u++; + } /* end else */ + } /* end while */ + } /* end if */ + if(nrecords <= 0) + usage(); + if(flush_count >= nrecords) + usage(); + + /* Emit informational message */ + if(verbose) { + fprintf(stderr, "Parameters:\n"); + fprintf(stderr, "\t# of records between flushes = %ld\n", flush_count); + fprintf(stderr, "\t# of records to write = %ld\n", nrecords); + } /* end if */ + + /* Set the random seed */ + if(0 == use_seed) { + struct timeval t; + gettimeofday(&t, NULL); + random_seed = (unsigned)((t.tv_sec * 1000) + t.tv_usec); + } /* end if */ + srandom(random_seed); + /* ALWAYS emit the random seed for possible debugging */ + fprintf(stderr, "Using writer random seed: %u\n", random_seed); + + /* Emit informational message */ + if(verbose) + fprintf(stderr, "Generating symbol names\n"); + + /* Generate dataset names */ + if(generate_symbols() < 0) + return -1; + + /* Emit informational message */ + if(verbose) + fprintf(stderr, "Opening skeleton file: %s\n", FILENAME); + + /* Open file skeleton */ + if((fid = open_skeleton(FILENAME, verbose)) < 0) { + fprintf(stderr, "Error opening skeleton file!\n"); + exit(1); + } /* end if */ + + /* Emit informational message */ + if(verbose) + fprintf(stderr, "Adding records\n"); + + /* Append records to datasets */ + if(add_records(fid, verbose, (unsigned long)nrecords, (unsigned long)flush_count) < 0) { + fprintf(stderr, "Error appending records to datasets!\n"); + exit(1); + } /* end if */ + + /* Emit informational message */ + if(verbose) + fprintf(stderr, "Releasing symbols\n"); + + /* Clean up the symbols */ + if(shutdown_symbols() < 0) { + fprintf(stderr, "Error releasing symbols!\n"); + exit(1); + } /* end if */ + + /* Emit informational message */ + if(verbose) + fprintf(stderr, "Closing objects\n"); + + /* Close objects opened */ + if(H5Fclose(fid) < 0) { + fprintf(stderr, "Error closing file!\n"); + exit(1); + } /* end if */ + + return 0; +} |