+ if ((err = pthread_getattr_np(pthread_self(), &attr))) {
+ // some restricted environments can't access /proc
+ static folly::once_flag flag;
+ folly::call_once(flag, [err]() {
+ LOG(WARNING) << "pthread_getaddr_np failed errno=" << err;
+ });
+
+ tls_stackSize = 1;
+ return;
+ }