title: is tcmalloc: large alloc a warning or error in Python
body: <p>I found sometimes I got this error, but I see the python program is stilling running (not get terminated), wondering if it is just a warning or an error? I have searched for similar discussion, but not found a definite answer.</p>
  
  <pre><code>tcmalloc: large alloc (bytes, result) = 1073750016 0x7f8a3fc00000 @ 0x55aefbc75b29 0x55aefbc74bbb 0x55aefc178c65 0x7f8bf019d86d 0x7f8bf019f908 0x7f8bf019cac8 0x 0x 0x 0x
  </code></pre>