static int regularGC_interval = 60000; // every minute
static int regularGC_firstDelay = 20000; // clean up 20 seconds after loading VM
static volatile java.util.Timer regularGC_timer;
sO regularGC_condition; // F0<Bool> - set this to make GC depend on a condition

static int regularGC_countdown = -1;

static void regularGC() {
  if (!_inCore()) ret with callJavaX('regularGC);
  lock generalLock();
  if (regularGC_timer == null)
    regularGC_timer = doEvery_daemon(regularGC_interval, regularGC_firstDelay, r regularGC_doIt);
}

static void regularGC_doIt() {
  if (regularGC_countdown == 0) ret;
  else if (regularGC_countdown > 0) --regularGC_countdown;
  if (!isFalse(pcallF(regularGC_condition)))
    timedGCPlusDeadlockSolving();
  else
    callOpt(javax(), 'cleanWeakMaps); // This is important, always do it
}