Uint erts_process_memory(Process *p, int incl_msg_inq) {
ErtsMessage *mp;
Uint size = 0;
struct saved_calls *scb;
size += sizeof(Process);
if (incl_msg_inq)
ERTS_MSGQ_MV_INQ2PRIVQ(p);
erts_doforall_links(ERTS_P_LINKS(p), &erts_one_link_size, &size);
erts_doforall_monitors(ERTS_P_MONITORS(p), &erts_one_mon_size, &size);
size += (p->heap_sz + p->mbuf_sz) * sizeof(Eterm);
if (p->abandoned_heap)
size += (p->hend - p->heap) * sizeof(Eterm);
if (p->old_hend && p->old_heap)
size += (p->old_hend - p->old_heap) * sizeof(Eterm);
size += p->msg.len * sizeof(ErtsMessage);
for (mp = p->msg.first; mp; mp = mp->next)
if (mp->data.attached)
size += erts_msg_attached_data_size(mp)*sizeof(Eterm);
if (p->arg_reg != p->def_arg_reg) {
size += p->arity * sizeof(p->arg_reg[0]);
}
if (erts_atomic_read_nob(&p->psd) != (erts_aint_t) NULL)
size += sizeof(ErtsPSD);
scb = ERTS_PROC_GET_SAVED_CALLS_BUF(p);
if (scb) {
size += (sizeof(struct saved_calls)
+ (scb->len-1) * sizeof(scb->ct[0]));
}
size += erts_dicts_mem_size(p);
return size;
}
static void
insert_monitors(ErtsMonitor *monitors, Eterm id)
{
erts_doforall_monitors(monitors,&doit_insert_monitor,&id);
}
/* Display info about an individual Erlang process */
void
print_process_info(int to, void *to_arg, Process *p)
{
time_t approx_started;
int garbing = 0;
int running = 0;
struct saved_calls *scb;
erts_aint32_t state;
/* display the PID */
erts_print(to, to_arg, "=proc:%T\n", p->common.id);
/* Display the state */
erts_print(to, to_arg, "State: ");
state = erts_smp_atomic32_read_acqb(&p->state);
erts_dump_process_state(to, to_arg, state);
if (state & ERTS_PSFLG_GC) {
garbing = 1;
running = 1;
} else if (state & ERTS_PSFLG_RUNNING)
running = 1;
/*
* If the process is registered as a global process, display the
* registered name
*/
if (p->common.u.alive.reg)
erts_print(to, to_arg, "Name: %T\n", p->common.u.alive.reg->name);
/*
* Display the initial function name
*/
erts_print(to, to_arg, "Spawned as: %T:%T/%bpu\n",
p->u.initial[INITIAL_MOD],
p->u.initial[INITIAL_FUN],
p->u.initial[INITIAL_ARI]);
if (p->current != NULL) {
if (running) {
erts_print(to, to_arg, "Last scheduled in for: ");
} else {
erts_print(to, to_arg, "Current call: ");
}
erts_print(to, to_arg, "%T:%T/%bpu\n",
p->current[0],
p->current[1],
p->current[2]);
}
erts_print(to, to_arg, "Spawned by: %T\n", p->parent);
approx_started = (time_t) p->approx_started;
erts_print(to, to_arg, "Started: %s", ctime(&approx_started));
ERTS_SMP_MSGQ_MV_INQ2PRIVQ(p);
erts_print(to, to_arg, "Message queue length: %d\n", p->msg.len);
/* display the message queue only if there is anything in it */
if (!ERTS_IS_CRASH_DUMPING && p->msg.first != NULL && !garbing) {
ErlMessage* mp;
erts_print(to, to_arg, "Message queue: [");
for (mp = p->msg.first; mp; mp = mp->next)
erts_print(to, to_arg, mp->next ? "%T," : "%T", ERL_MESSAGE_TERM(mp));
erts_print(to, to_arg, "]\n");
}
{
int frags = 0;
ErlHeapFragment *m = p->mbuf;
while (m != NULL) {
frags++;
m = m->next;
}
erts_print(to, to_arg, "Number of heap fragments: %d\n", frags);
}
erts_print(to, to_arg, "Heap fragment data: %beu\n", MBUF_SIZE(p));
scb = ERTS_PROC_GET_SAVED_CALLS_BUF(p);
if (scb) {
int i, j;
erts_print(to, to_arg, "Last calls:");
for (i = 0; i < scb->n; i++) {
erts_print(to, to_arg, " ");
j = scb->cur - i - 1;
if (j < 0)
j += scb->len;
if (scb->ct[j] == &exp_send)
erts_print(to, to_arg, "send");
else if (scb->ct[j] == &exp_receive)
erts_print(to, to_arg, "'receive'");
else if (scb->ct[j] == &exp_timeout)
erts_print(to, to_arg, "timeout");
else
erts_print(to, to_arg, "%T:%T/%bpu\n",
scb->ct[j]->code[0],
scb->ct[j]->code[1],
scb->ct[j]->code[2]);
}
erts_print(to, to_arg, "\n");
}
/* display the links only if there are any*/
if (ERTS_P_LINKS(p) || ERTS_P_MONITORS(p)) {
PrintMonitorContext context = {1,to};
erts_print(to, to_arg,"Link list: [");
erts_doforall_links(ERTS_P_LINKS(p), &doit_print_link, &context);
erts_doforall_monitors(ERTS_P_MONITORS(p), &doit_print_monitor, &context);
erts_print(to, to_arg,"]\n");
}
if (!ERTS_IS_CRASH_DUMPING) {
/* and the dictionary */
if (p->dictionary != NULL && !garbing) {
erts_print(to, to_arg, "Dictionary: ");
erts_dictionary_dump(to, to_arg, p->dictionary);
erts_print(to, to_arg, "\n");
}
}
/* print the number of reductions etc */
erts_print(to, to_arg, "Reductions: %beu\n", p->reds);
erts_print(to, to_arg, "Stack+heap: %beu\n", p->heap_sz);
erts_print(to, to_arg, "OldHeap: %bpu\n",
(OLD_HEAP(p) == NULL) ? 0 : (OLD_HEND(p) - OLD_HEAP(p)) );
erts_print(to, to_arg, "Heap unused: %bpu\n", (p->hend - p->htop));
erts_print(to, to_arg, "OldHeap unused: %bpu\n",
(OLD_HEAP(p) == NULL) ? 0 : (OLD_HEND(p) - OLD_HTOP(p)) );
erts_print(to, to_arg, "Memory: %beu\n", erts_process_memory(p));
if (garbing) {
print_garb_info(to, to_arg, p);
}
if (ERTS_IS_CRASH_DUMPING) {
erts_program_counter_info(to, to_arg, p);
} else {
erts_print(to, to_arg, "Stack dump:\n");
#ifdef ERTS_SMP
if (!garbing)
#endif
erts_stack_dump(to, to_arg, p);
}
/* Display all states */
erts_print(to, to_arg, "Internal State: ");
erts_dump_extended_process_state(to, to_arg, state);
}