Replication Craziness

Brad Fitzpatrick brad at danga.com
Wed Jun 20 19:07:57 UTC 2007


How big/small are these files?  Anything interesting/noisy in the
mogilefsd error logs?

Does the mogilefs-server "make test" pass for you?

Which MySQL server version?



On Wed, 20 Jun 2007, Russell Garrett wrote:

> OK, so I totally wiped the file_to_replicate table. We have 3 nodes
> online with sufficient space. I start the replicate thread and this happens:
>
> mysql> select * from file_on where fid = 2534860;
> +---------+-------+
> | fid     | devid |
> +---------+-------+
> | 2534860 |    54 |
> | 2534860 |    64 |
> | 2534860 |    73 |
> | 2534860 |    74 |
> +---------+-------+
> 4 rows in set (0.00 sec)
>
> ...30 seconds later:
>
> mysql> select * from file_on where fid = 2534860;
> +---------+-------+
> | fid     | devid |
> +---------+-------+
> | 2534860 |    54 |
> | 2534860 |    55 |
> | 2534860 |    56 |
> | 2534860 |    57 |
> | 2534860 |    58 |
> | 2534860 |    59 |
> | 2534860 |    60 |
> | 2534860 |    61 |
> | 2534860 |    62 |
> | 2534860 |    63 |
> | 2534860 |    64 |
> | 2534860 |    65 |
> | 2534860 |    66 |
> | 2534860 |    67 |
> | 2534860 |    68 |
> | 2534860 |    69 |
> | 2534860 |    70 |
> | 2534860 |    71 |
> | 2534860 |    72 |
> | 2534860 |    73 |
> | 2534860 |    74 |
> | 2534860 |    75 |
> | 2534860 |    76 |
> | 2534860 |    77 |
> | 2534860 |    78 |
> | 2534860 |    79 |
> +---------+-------+
> 26 rows in set (0.00 sec)
>
>
> Riddle me that one...
>
> Russ Garrett
> Last.fm Ltd.
> russ at last.fm
>
>


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