void* run_free_cache(void* args) {
AtomicCacheBase::m_last_expired_ms = currentms();
uint64_t cur_ms = 0;
while (AtomicCacheBase::m_run_thread) {
int ret = pthread_rwlock_tryrdlock(AtomicCacheBase::m_rwlock);
Sleeper sleeper;
while (ret != 0) {
sleeper.wait();
ret = pthread_rwlock_tryrdlock(AtomicCacheBase::m_rwlock);
}
// printf("rd lock %d\n",ret);
AtomicQueue<AtomicCacheBase*>::iterator iter = AtomicCacheBase::m_caches->begin();
int i = 0;
for (; iter != AtomicCacheBase::m_caches->end(); iter++) {
(*iter)->run_free();
//printf("free caches %d node_t %p base %p\n", i++, iter.ptr, *iter);
}
pthread_rwlock_unlock(AtomicCacheBase::m_rwlock);
// printf("un lock rd %d\n",ret);
// sleep
// if process has timer it will break when the timer expires
// so we need to make sure the real time
cur_ms = currentms();
while (cur_ms < AtomicCacheBase::m_last_expired_ms + AtomicCacheBase::m_max_delay_seconds * 1000) {
usleep(1000 * (AtomicCacheBase::m_last_expired_ms + AtomicCacheBase::m_max_delay_seconds * 1000 - cur_ms));
cur_ms = currentms();
}
AtomicCacheBase::m_last_expired_ms = cur_ms;
}
return NULL;
}
bool poll() {
mNow = ( currentms() );
mDuration = ( duration( mLastMs, mNow ) );
if ( mDuration < mInterval )
return ( false );
mLastMs = ( mNow );
return ( true );
}