log_connection_error.patch

   1 # name       : log_connection_error.patch
   2 # introduced : 12
   3 # maintainer : Oleg
   4 #
   5 #!!! notice !!!
   6 # Any small change to this file in the main branch
   7 # should be done or reviewed by the maintainer!
   8 --- /dev/null
   9 +++ b/patch_info/log_connection_error.patch
  10 @@ -0,0 +1,6 @@
  11 +File=log_connection_error.patch
  12 +Name=logging abandoned connections
  13 +Version=1.0
  14 +Author=Percona <info@percona.com>
  15 +License=GPL
  16 +Comment=
  17 --- a/sql/mysqld.cc
  18 +++ b/sql/mysqld.cc
  19 @@ -5098,6 +5098,10 @@
  20
  21      DBUG_PRINT("error",("Too many connections"));
  22      close_connection(thd, ER_CON_COUNT_ERROR);
  23 +    if (global_system_variables.log_warnings)
  24 +    {
  25 +      sql_print_warning("%s", ER_DEFAULT(ER_CON_COUNT_ERROR));
  26 +    }
  27      delete thd;
  28      DBUG_VOID_RETURN;
  29    }
  30 @@ -5481,6 +5485,10 @@
  31      if (!(thd->net.vio= vio_new_win32pipe(hConnectedPipe)) ||
  32         my_net_init(&thd->net, thd->net.vio))
  33      {
  34 +      if (global_system_variables.log_warnings)
  35 +      {
  36 +        sql_print_warning("%s", ER_DEFAULT(ER_OUT_OF_RESOURCES));
  37 +      }
  38        close_connection(thd, ER_OUT_OF_RESOURCES);
  39        delete thd;
  40        continue;
  41 @@ -5676,6 +5684,10 @@
  42                                                     event_conn_closed)) ||
  43                          my_net_init(&thd->net, thd->net.vio))
  44      {
  45 +      if (global_system_variables.log_warnings)
  46 +      {
  47 +        sql_print_warning("%s", ER_DEFAULT(ER_OUT_OF_RESOURCES));
  48 +      }
  49        close_connection(thd, ER_OUT_OF_RESOURCES);
  50        errmsg= 0;
  51        goto errorconn;