Test rpl.rpl_semi_sync is unstable

[Laurynas Biveinis]

This is different from bug 1616091.

On PS 5.5 trunk:

rpl.rpl_semi_sync 'row' w1 [ fail ]
        Test ended at 2016-11-23 13:09:11

CURRENT_TEST: rpl.rpl_semi_sync
--- /mnt/workspace/percona-server-5.5-trunk/BUILD_TYPE/release/Host/debian-jessie-64bit/mysql-test/suite/rpl/r/rpl_semi_sync.result 2016-11-03 21:03:37.394924766 +0300
+++ /mnt/workspace/percona-server-5.5-trunk/BUILD_TYPE/release/Host/debian-jessie-64bit/mysql-test/suite/rpl/r/rpl_semi_sync.reject 2016-11-23 21:09:11.037563521 +0300
@@ -196,7 +196,7 @@
 [ master status should be ON again after slave catches up ]
 show status like 'Rpl_semi_sync_master_status';
 Variable_name Value
-Rpl_semi_sync_master_status ON
+Rpl_semi_sync_master_status OFF
 show status like 'Rpl_semi_sync_master_no_tx';
 Variable_name Value
 Rpl_semi_sync_master_no_tx 12
@@ -218,10 +218,10 @@
 [ Semi-sync master status variables before FLUSH STATUS ]
 SHOW STATUS LIKE 'Rpl_semi_sync_master_no_tx';
 Variable_name Value
-Rpl_semi_sync_master_no_tx 12
+Rpl_semi_sync_master_no_tx 13
 SHOW STATUS LIKE 'Rpl_semi_sync_master_yes_tx';
 Variable_name Value
-Rpl_semi_sync_master_yes_tx 15
+Rpl_semi_sync_master_yes_tx 14
 FLUSH NO_WRITE_TO_BINLOG STATUS;
 [ Semi-sync master status variables after FLUSH STATUS ]
 SHOW STATUS LIKE 'Rpl_semi_sync_master_no_tx';

The fix would be backporting

commit 74e4cb7057adbb0b5a098b6b2cad5d2b854fac64
Author: Nuno Carvalho <email address hidden>
Date: Tue May 29 14:49:39 2012 +0100

    Added waiting conditions to rpl_semi_sync test when semi sync master
    status depend on round trip to slave to avoid test failures (result
    content mismatch) on slow platforms.

[Laurynas Biveinis (laurynas-biveinis)]

     https://github.com/percona/percona-server/pull/1201
     https://github.com/percona/percona-server/pull/1202
     https://github.com/percona/percona-server/pull/1203

[Shahriyar Rzayev (rzayev-sehriyar)]

Percona now uses JIRA for bug reports so this bug report is migrated to: https://jira.percona.com/browse/PS-3608