Bug #15022 binlog_index table become inconsistent if errors during purge of binlogs
Submitted: 17 Nov 2005 15:08 Modified: 17 Nov 2005 15:09
Reporter: Jonathan Miller Email Updates:
Status: Duplicate Impact on me:
None 
Category:MySQL Cluster: Cluster (NDB) storage engine Severity:S2 (Serious)
Version:5.1.2 OS:Linux (Linux)
Assigned to: CPU Architecture:Any

[17 Nov 2005 15:08] Jonathan Miller
Description:
Due to http://bugs.mysql.com/15019 the binlog_index table become inconsistent with the number of purge files left.

Many more rows above:
<cut>
|      102 | /space/var/master1.005632 | 1154103 |    9536 |       0 |       8 |         0 |
|      102 | /space/var/master1.005633 | 1154110 |    9358 |       0 |       8 |         0 |
|      102 | /space/var/master1.005634 | 1154117 |    9526 |       0 |       8 |         0 |
|      102 | /space/var/master1.005635 | 1154118 |       1 |       0 |       0 |         0 |
|      419 | /space/var/master1.005635 | 1154124 |    9423 |       0 |       8 |         0 |
|      102 | /space/var/master1.005636 | 1154125 |       1 |       0 |       0 |         0 |
|      419 | /space/var/master1.005636 | 1154131 |    9534 |       0 |       8 |         0 |
|      102 | /space/var/master1.005637 | 1154132 |       1 |       0 |       0 |         0 |
|      419 | /space/var/master1.005637 | 1154139 |    9486 |       0 |       8 |         0 |
|      102 | /space/var/master1.005638 | 1154146 |    9366 |       0 |       8 |         0 |
|      102 | /space/var/master1.005639 | 1154153 |    9497 |       0 |       8 |         0 |
|      102 | /space/var/master1.005640 | 1154160 |    9533 |       0 |       8 |         0 |
|      102 | /space/var/master1.005641 | 1154167 |    9486 |       0 |       8 |         0 |
|      102 | /space/var/master1.005642 | 1154168 |       1 |       0 |       0 |         0 |
|      419 | /space/var/master1.005642 | 1154173 |    9516 |       0 |       8 |         0 |
|      102 | /space/var/master1.005643 | 1154178 |    9478 |       0 |       8 |         0 |
|      102 | /space/var/master1.005644 | 1154179 |       1 |       0 |       0 |         0 |
+----------+---------------------------+---------+---------+---------+---------+-----------+
471 rows in set (0.01 sec)
<cut>

If you look at the directory, you see:

drwx------  2 ndbdev ndbdev      4096 Nov  2 20:20 BANK
drwx------  2 ndbdev ndbdev      4096 Nov  2 17:39 cluster_replication
drwx------  2 ndbdev ndbdev      4096 Nov  8 16:43 hlr
-rw-rw----  1 ndbdev ndbdev         6 Nov 16 18:28 hostname.pid1
-rw-rw----  1 ndbdev ndbdev  85983232 Nov 16 19:06 ibdata1
-rw-rw----  1 ndbdev ndbdev   5242880 Nov 16 19:06 ib_logfile0
-rw-rw----  1 ndbdev ndbdev   5242880 Nov 16 18:43 ib_logfile1
-rw-rw----  1 ndbdev ndbdev    154520 Nov 17 04:30 master1.005645
-rw-rw----  1 ndbdev ndbdev    152275 Nov 17 04:30 master1.005646
-rw-rw----  1 ndbdev ndbdev    152527 Nov 17 04:30 master1.005647
-rw-rw----  1 ndbdev ndbdev    152925 Nov 17 04:30 master1.005648
-rw-rw----  1 ndbdev ndbdev    152410 Nov 17 04:30 master1.005649
-rw-rw----  1 ndbdev ndbdev    152207 Nov 17 04:30 master1.005650
-rw-rw----  1 ndbdev ndbdev    154500 Nov 17 04:31 master1.005651
-rw-rw----  1 ndbdev ndbdev    153680 Nov 17 04:31 master1.005652
-rw-rw----  1 ndbdev ndbdev    153605 Nov 17 04:31 master1.005653
-rw-rw----  1 ndbdev ndbdev    154042 Nov 17 04:31 master1.005654
-rw-rw----  1 ndbdev ndbdev    152727 Nov 17 04:31 master1.005655
-rw-rw----  1 ndbdev ndbdev       102 Nov 17 04:31 master1.005656
-rw-rw----  1 ndbdev ndbdev    153260 Nov 17 04:30 master1.1
-rw-rw----  1 ndbdev ndbdev    101844 Nov 17 04:30 master1.err
-rw-rw----  1 ndbdev ndbdev         0 Nov 17 01:26 master1.err-old
-rw-rw----  1 ndbdev ndbdev    744967 Nov 16 16:30 master1.err-old.1
-rw-rw----  1 ndbdev ndbdev       333 Nov 17 04:31 master1.index
-rw-rw----  1 ndbdev ndbdev 124604851 Nov 17 04:41 master1.log
drwx------  2 ndbdev ndbdev      4096 Nov  2 17:38 mysql
drwx------  2 ndbdev ndbdev      4096 Nov  2 17:38 test
drwx------  2 ndbdev ndbdev      4096 Nov 16 19:07 TPCB
[root@ndb08 var]#

Notice that /space/var/master1.005632 and other nolonger exists in the directory.

How to repeat:
See http://bugs.mysql.com/15019