diff options
Diffstat (limited to 'perform/pio_perf.c')
| -rw-r--r-- | perform/pio_perf.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/perform/pio_perf.c b/perform/pio_perf.c index 78f9cca..73ff4eb 100644 --- a/perform/pio_perf.c +++ b/perform/pio_perf.c @@ -103,9 +103,9 @@ static const char *progname = "pio_perf"; * adding more, make sure that they don't clash with each other. */ #if 1 -static const char *s_opts = "ha:A:cD:f:P:p:X:x:nd:F:i:o:stT:"; +static const char *s_opts = "ha:A:B:cD:f:P:p:X:x:nd:F:i:o:stT:"; #else -static const char *s_opts = "ha:A:bcD:f:P:p:X:x:nd:F:i:o:stT:"; +static const char *s_opts = "ha:A:bB:cD:f:P:p:X:x:nd:F:i:o:stT:"; #endif /* 1 */ static struct long_options l_opts[] = { { "help", no_arg, 'h' }, @@ -125,6 +125,15 @@ static struct long_options l_opts[] = { { "bin", no_arg, 'b' }, { "bi", no_arg, 'b' }, #endif /* 0 */ + { "block-size", require_arg, 'B' }, + { "block-siz", require_arg, 'B' }, + { "block-si", require_arg, 'B' }, + { "block-s", require_arg, 'B' }, + { "block-", require_arg, 'B' }, + { "block", require_arg, 'B' }, + { "bloc", require_arg, 'B' }, + { "blo", require_arg, 'B' }, + { "bl", require_arg, 'B' }, { "chunk", no_arg, 'c' }, { "chun", no_arg, 'c' }, { "chu", no_arg, 'c' }, @@ -227,6 +236,7 @@ struct options { int min_num_procs; /* minimum number of processes to use */ size_t max_xfer_size; /* maximum transfer buffer size */ size_t min_xfer_size; /* minimum transfer buffer size */ + size_t block_size; /* interleaved block size */ int print_times; /* print times as well as throughputs */ int print_raw; /* print raw data throughput info */ off_t h5_alignment; /* alignment in HDF5 file */ @@ -365,6 +375,7 @@ run_test_loop(struct options *opts) parms.num_files = opts->num_files; parms.num_dsets = opts->num_dsets; parms.num_iters = opts->num_iters; + parms.block_size = opts->block_size; parms.h5_align = opts->h5_alignment; parms.h5_thresh = opts->h5_threshold; parms.h5_use_chunks = opts->h5_use_chunks; @@ -950,6 +961,9 @@ report_parameters(struct options *opts) recover_size_and_print((long_long)opts->min_xfer_size, ":"); recover_size_and_print((long_long)opts->max_xfer_size, "\n"); + HDfprintf(output, "rank %d: Interleaved block size=", rank); + recover_size_and_print((long_long)opts->block_size, "\n"); + { char *prefix = getenv("HDF5_PARAPREFIX"); @@ -990,6 +1004,7 @@ parse_command_line(int argc, char *argv[]) cl_opts->min_num_procs = 1; cl_opts->max_xfer_size = 1 * ONE_MB; cl_opts->min_xfer_size = 128 * ONE_KB; + cl_opts->block_size = 0; /* no interleaved I/O */ cl_opts->print_times = 0; /* Printing times is off by default */ cl_opts->print_raw = 0; /* Printing raw data throughput is off by default */ cl_opts->h5_alignment = 1; /* No alignment for HDF5 objects by default */ @@ -1041,6 +1056,9 @@ parse_command_line(int argc, char *argv[]) /* the future "binary" option */ break; #endif /* 0 */ + case 'B': + cl_opts->block_size = parse_size_directive(opt_arg); + break; case 'c': /* Turn on chunked HDF5 dataset creation */ cl_opts->h5_use_chunks = 1; break; @@ -1226,6 +1244,8 @@ usage(const char *prog) #if 0 printf(" -b, --binary The elusive binary option\n"); #endif /* 0 */ + printf(" -B S, --block-size=S Interleaved block size\n"); + printf(" [default: 0 no interleaved IO]\n"); printf(" -c, --chunk Create HDF5 datasets chunked [default: off]\n"); printf(" -d N, --num-dsets=N Number of datasets per file [default:1]\n"); printf(" -D DL, --debug=DL Indicate the debugging level\n"); |