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-rw-r--r--erts/emulator/beam/erl_init.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c
index 77445ef1ff..fe065e196d 100644
--- a/erts/emulator/beam/erl_init.c
+++ b/erts/emulator/beam/erl_init.c
@@ -191,6 +191,8 @@ int erts_disable_tolerant_timeofday; /* Time correction can be disabled it is
int erts_atom_table_size = ATOM_LIMIT; /* Maximum number of atoms */
+int erts_pd_initial_size = 10;
+
int erts_modified_timing_level;
int erts_no_crash_dump = 0; /* Use -d to suppress crash dump. */
@@ -516,6 +518,8 @@ void erts_usage(void)
H_DEFAULT_SIZE);
erts_fprintf(stderr, "-hmbs size set minimum binary virtual heap size in words (default %d)\n",
VH_DEFAULT_SIZE);
+ erts_fprintf(stderr, "-hpds size initial process dictionary size (default %d)\n",
+ erts_pd_initial_size);
/* erts_fprintf(stderr, "-i module set the boot module (default init)\n"); */
@@ -1405,6 +1409,7 @@ erl_start(int argc, char **argv)
*
* h|ms - min_heap_size
* h|mbs - min_bin_vheap_size
+ * h|pds - erts_pd_initial_size
*
*/
if (has_prefix("mbs", sub_param)) {
@@ -1422,6 +1427,14 @@ erl_start(int argc, char **argv)
erts_usage();
}
VERBOSE(DEBUG_SYSTEM, ("using minimum heap size %d\n", H_MIN_SIZE));
+ } else if (has_prefix("pds", sub_param)) {
+ arg = get_arg(sub_param+3, argv[i+1], &i);
+ if ((erts_pd_initial_size = atoi(arg)) <= 0) {
+ erts_fprintf(stderr, "bad initial process dictionary size %s\n", arg);
+ erts_usage();
+ }
+ VERBOSE(DEBUG_SYSTEM, ("using initial process dictionary size %d\n",
+ erts_pd_initial_size));
} else {
/* backward compatibility */
arg = get_arg(argv[i]+2, argv[i+1], &i);