Re: [Automysqlbackup-users] Mysqlbackup fails an brings the server down

[Ward L. <wa...@lo...>]

It contains VARCHARS, INT, timestamp, DATETIME.

This is the size info about the table
Data 815,0 MB  Index 226,0 MB  Total 1,041,0 MB
The individual size of a row = 815.000Kb / 777263 records = 1.05kb / record

2011/6/6 Wipe_Out <wip...@us...>

> What data is in the table thats failing?
> --Just alphanumeric text fields?
> --or something else?
>
> How big is the table? (MB)
> How big are the individual rows of data?
>
>
>
> On 6 June 2011 07:32, Ward Loockx <wa...@lo...> wrote:
>
>> I see that mysqlhotcopy is only available for myIsam and currently we use
>> innoDB tables..
>>
>> Do you have another solution?
>>
>>
>> 2011/6/2 Ward Loockx <wa...@lo...>
>>
>>> Hello,
>>>
>>> Thanks for the reply. I have control over the mysql settings. I'll also
>>> take a look at mysqlhotcopy.
>>>
>>>
>>> 2011/6/2 Wipe_Out <wip...@us...>
>>>
>>>> Hi,
>>>>
>>>> It could be an issue with the server running out of memory while dumping
>>>> that large table.. The --opt switch is used which should disable memory
>>>> buffering when its dumping the database but perhaps its something else.. It
>>>> could also be that the table is being locked for a long time which is
>>>> causing a problem for your website..
>>>>
>>>> Are you able to change the MySQL server settings? eg buffers etc..
>>>>
>>>> An alternative would be to not use the script to backup that database
>>>> and instead use the mysqlhotcopy command which may work better for a larger
>>>> database thats always active..
>>>>
>>>>
>>>>
>>>> Does seem strange because
>>>>
>>>> On 2 June 2011 08:44, Ward Loockx <wa...@lo...> wrote:
>>>>
>>>>> Hello,
>>>>>
>>>>> I currently use automysqlbackup to backup 10databases. There is one big
>>>>> database that contains a table with +- 780.000records. When mysqlbackup
>>>>> executes it fails (on that table) and brings my websites down (maybe the
>>>>> load is so high that apache processes can't answer in time). Looks like
>>>>> there are a lot of query's executed at the moment of backup and maybe the
>>>>> query's are locking each other.
>>>>>
>>>>> I also get the following by email:
>>>>>
>>>>> mysqldump: Error 2013: Lost connection to MySQL server during query
>>>>> when dumping table `video` at row: 745740
>>>>>
>>>>> I think this are 2seperate problems:
>>>>>
>>>>>    - Mysql backup script failing
>>>>>    - Website's are down (because the use of too many resources?)
>>>>>
>>>>>
>>>>> Do you guys have any ideas how to fix this? Can you let the script run
>>>>> in low priority mode, so that it doesn't eat the resources and does not lock
>>>>> any tables ?
>>>>>
>>>>> Thanks!
>>>>> Ward
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> ------------------------------------------------------------------------------
>>>>> Simplify data backup and recovery for your virtual environment with
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>>>>> Installation's a snap, and flexible recovery options mean your data is
>>>>> safe,
>>>>> secure and there when you need it. Data protection magic?
>>>>> Nope - It's vRanger. Get your free trial download today.
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>>>>> _______________________________________________
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>>>>> Aut...@li...
>>>>> https://lists.sourceforge.net/lists/listinfo/automysqlbackup-users
>>>>>
>>>>>
>>>>
>>>>
>>>> ------------------------------------------------------------------------------
>>>> Simplify data backup and recovery for your virtual environment with
>>>> vRanger.
>>>> Installation's a snap, and flexible recovery options mean your data is
>>>> safe,
>>>> secure and there when you need it. Discover what all the cheering's
>>>> about.
>>>>
>>>> Get your free trial download today.
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>>>>
>>>>
>>>
>>
>>
>> ------------------------------------------------------------------------------
>> Simplify data backup and recovery for your virtual environment with
>> vRanger.
>> Installation's a snap, and flexible recovery options mean your data is
>> safe,
>> secure and there when you need it. Discover what all the cheering's about.
>> Get your free trial download today.
>> http://p.sf.net/sfu/quest-dev2dev2
>> _______________________________________________
>> Automysqlbackup-users mailing list
>> Aut...@li...
>> https://lists.sourceforge.net/lists/listinfo/automysqlbackup-users
>>
>>
>
>
> ------------------------------------------------------------------------------
> Simplify data backup and recovery for your virtual environment with
> vRanger.
> Installation's a snap, and flexible recovery options mean your data is
> safe,
> secure and there when you need it. Discover what all the cheering's about.
> Get your free trial download today.
> http://p.sf.net/sfu/quest-dev2dev2
> _______________________________________________
> Automysqlbackup-users mailing list
> Aut...@li...
> https://lists.sourceforge.net/lists/listinfo/automysqlbackup-users
>
>