1 files changed, 9 insertions, 0 deletions
diff --git a/src/solvers/intuitive.rs b/src/solvers/intuitive.rs
index bb23a39..bf80433 100755
--- a/src/solvers/intuitive.rs
+++ b/src/solvers/intuitive.rs
@@ -80,11 +80,20 @@ impl NormalSolver {
     }
 
     fn permute(&self, up: usize, index: usize, curr_mask: u64, numbers: &[u32]) {
+        if curr_mask.count_ones() < index as u32 * (self.n - 1) {
+            return;
+        }
         let mut new_num = Vec::from(numbers);
         let start = numbers[index as usize] / self.chunk;
         if index as usize == numbers.len() - 1 {
             //#[cfg(feature = "gpu")]
             //{
+            let mut info = sys_info::mem_info().unwrap();
+            while info.avail < info.total / 8 {
+                std::thread::sleep_ms(50);
+                info = sys_info::mem_info().unwrap();
+                println!("mem wait {:?}", info);
+            }
             let i = self.n - 2 - numbers[index] / self.chunk;
             self.senders[i as usize]
                 .send(super::opencl::Job::new(new_num, curr_mask))