[core][observability] Improve observability when the core worker fail…

…s to read data from the Raylet socket (ray-project#49163)

Signed-off-by: kaihsun <kaihsun@anyscale.com>
Signed-off-by: ujjawal-khare <ujjawal.khare@dream11.com>

src/ray/common/client_connection.cc

@@ -201,7 +201,11 @@ Status ServerConnection::ReadBuffer(
       bytes_remaining -= bytes_read;
       if (error.value() == EINTR) {
         continue;
-      } else if (error.value() != boost::system::errc::errc_t::success) {
+      }
+      if (error.value() == ENOENT) {
+        return Status::IOError("Failed to read data from the socket: " + error.message());
+      }
+      if (error.value() != boost::system::errc::errc_t::success) {
         return boost_to_ray_status(error);
       }
     }