void rrdset_save_all(void) {
info("Saving database...");
RRDSET *st;
RRDDIM *rd;
pthread_rwlock_wrlock(&rrdset_root_rwlock);
for(st = rrdset_root; st ; st = st->next) {
pthread_rwlock_wrlock(&st->rwlock);
if(st->mapped == RRD_MEMORY_MODE_SAVE) {
debug(D_RRD_CALLS, "Saving stats '%s' to '%s'.", st->name, st->cache_filename);
savememory(st->cache_filename, st, st->memsize);
}
for(rd = st->dimensions; rd ; rd = rd->next) {
if(likely(rd->mapped == RRD_MEMORY_MODE_SAVE)) {
debug(D_RRD_CALLS, "Saving dimension '%s' to '%s'.", rd->name, rd->cache_filename);
savememory(rd->cache_filename, rd, rd->memsize);
}
}
pthread_rwlock_unlock(&st->rwlock);
}
pthread_rwlock_unlock(&rrdset_root_rwlock);
}
void rrdset_save_all(void)
{
debug(D_RRD_CALLS, "rrdset_save_all()");
// let it log a few error messages
error_log_limit_reset();
RRDSET *st;
RRDDIM *rd;
pthread_rwlock_wrlock(&rrdset_root_rwlock);
for(st = rrdset_root; st ; st = st->next) {
pthread_rwlock_wrlock(&st->rwlock);
if(st->mapped == RRD_MEMORY_MODE_SAVE) {
debug(D_RRD_CALLS, "Saving stats '%s' to '%s'.", st->name, st->cache_filename);
savememory(st->cache_filename, st, st->memsize);
}
for(rd = st->dimensions; rd ; rd = rd->next) {
if(likely(rd->mapped == RRD_MEMORY_MODE_SAVE)) {
debug(D_RRD_CALLS, "Saving dimension '%s' to '%s'.", rd->name, rd->cache_filename);
savememory(rd->cache_filename, rd, rd->memsize);
}
}
pthread_rwlock_unlock(&st->rwlock);
}
pthread_rwlock_unlock(&rrdset_root_rwlock);
}
void rrdset_free_all(void)
{
info("Freeing all memory...");
RRDSET *st;
for(st = rrdset_root; st ;) {
RRDSET *next = st->next;
while(st->dimensions)
rrddim_free(st, st->dimensions);
rrdset_index_del(st);
if(st->mapped == RRD_MEMORY_MODE_SAVE) {
debug(D_RRD_CALLS, "Saving stats '%s' to '%s'.", st->name, st->cache_filename);
savememory(st->cache_filename, st, st->memsize);
debug(D_RRD_CALLS, "Unmapping stats '%s'.", st->name);
munmap(st, st->memsize);
}
else if(st->mapped == RRD_MEMORY_MODE_MAP) {
debug(D_RRD_CALLS, "Unmapping stats '%s'.", st->name);
munmap(st, st->memsize);
}
else
free(st);
st = next;
}
rrdset_root = NULL;
info("Memory cleanup completed...");
}
void rrddim_free(RRDSET *st, RRDDIM *rd)
{
debug(D_RRD_CALLS, "rrddim_free() %s.%s", st->name, rd->name);
RRDDIM *i, *last = NULL;
for(i = st->dimensions; i && i != rd ; i = i->next) last = i;
if(!i) {
error("Request to free dimension %s.%s but it is not linked.", st->id, rd->name);
return;
}
if(last) last->next = rd->next;
else st->dimensions = rd->next;
rd->next = NULL;
rrddim_index_del(st, rd);
// free(rd->annotations);
if(rd->mapped == RRD_MEMORY_MODE_SAVE) {
debug(D_RRD_CALLS, "Saving dimension '%s' to '%s'.", rd->name, rd->cache_filename);
savememory(rd->cache_filename, rd, rd->memsize);
debug(D_RRD_CALLS, "Unmapping dimension '%s'.", rd->name);
munmap(rd, rd->memsize);
}
else if(rd->mapped == RRD_MEMORY_MODE_MAP) {
debug(D_RRD_CALLS, "Unmapping dimension '%s'.", rd->name);
munmap(rd, rd->memsize);
}
else {
debug(D_RRD_CALLS, "Removing dimension '%s'.", rd->name);
free(rd);
}
}
int main (void) {
intro ();
loadmemory ();
do playgame (); while (playagain ());
if (memory[0] > 1) savememory ();
printf ("\nPress ENTER to continue...");
getchar ();
return 0;
}
