mysqlbinlog : Utility for Processing Binary Log and Relay Logs

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1answer
27 views

Is it safe to sync MySQL binlogs?

I am working on a strategy to replicate my MySQL binlogs to Amazon s3. I have looked into mysqlbinlog --remote-server but it seems like adding a file watcher on /var/log/mysql which triggers an aws ...
3
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1answer
34 views

why my MySQL binary log file size is so small?

I have a lot of small binary log files , each of them just only 126 Bytes -rw-rw----. 1 mysql mysql 126 Jan 6 16:13 mysql-bin.000001 -rw-rw----. 1 mysql mysql 126 Jan 6 16:16 mysql-bin.000002 ...
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5 views

MySQL Binary logs

I want script which will ensure that the binary log will be written to all the slave then only it will purge that binary Log from master. E:G I have One master and two slave.For some reason one of ...
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1answer
45 views

Size of Binary log file in Mysql Replication

I have a master - server replication setup in Linux servers. Master Configuration details : MySQL version is 5.1 and replication mode is MIXED type. Slave Configuration details : MySQL version ...
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31 views

Can i install mysqlbinlog 3.4 standalone?

I'm running several Linux servers (RHEL & Debian families) with Mysql 5.5 which ships with mysqlbinlog 3.3. I'd like to utilize the new --raw and --stop-never features of mysqlbinlog 3.4 without ...
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events not getting completely written in binary log file MySQL 5.0.32

referring this question : Records not getting replicate from Mysql 5.5.32 to MySQL 5.6 i found that binary log files which has been created at master database server , i see following surprising ...
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1answer
45 views

Binary log backups in MySQL

I'm running a master-master replication with read-only second master. Now since my binary logs are not getting replicated in my passive master. Should I need to enable --log-slave-updates? If I ...
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0answers
41 views

Amazon RDS use mysqbinlog error “Could not find first log file name in binary log ”

We use RDS at AWS to manage our MySQL database, and EC2 for our web application server. I know that RDS creates binary logs used for replication.. and I use "SHOW BINARY LOGS;" check all available bin ...
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1answer
71 views

mysqlbinlog: unknown variable ssl_key or ssl_cert or ssl_ca

I am trying to recover binlog from a remote server using mysqlbinlog client program, however it appears that mysqlbinlog doesn't recognize the SSL options that's required to establish SSL connect to ...
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0answers
10 views

Binlogs in MySQL are created too frequently, how to solve this issue?

We are using MYISAM storage engine in a Master-Master replication environment. The number of binlogs which is to be generated regularly is getting very high count despite setting binlog size of 1.6GB, ...
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1answer
442 views

How can I parse mysql bin log file for statements (Row/Mixed Format)

I have a mysql database running with binary log enabled. Unfortunately, a statement was executed by the client, which turned out erroneous. Since a number of records have been "affected", I want to ...
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29 views

Mysql binlog warnings [closed]

My system happens to write a lot of unsafe statements to the binlog and the result is a lot of IO wasted. I found that turning the warnings off in the log fixes the problem but i was wondering if ...
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1answer
219 views

How do I get the MySQL binary log coordinates from the binary files?

I'm attempting to set up replication for a large (120 GB) MySQL database and I messed up. I shut down the master, copied the data files, and restarted the master. Now I've set up the slave & ...
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1answer
90 views

MySQL binlog limitations

I have a MySQL instance running on AWS, with around 5000 inserts per second. Any idea what the performance impact will be if I use binlog (row) and a binlog tailer? Check this link From my ...
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2answers
358 views

Show sql statements from mysql binlog (GTID)

I have mysql binlogs for replication through GTID. I'm trying to show executed update/insert statements like this: mysqlbinlog --base64-output=DECODE-ROWS mysql-bin.000024 But all I see is ...
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2answers
102 views

Why is restoration from binary logs so slow?

We have a MySQL 5.5 server with binary logging enabled and a backup script that collects the binary logs and, once a day, generates a complete database dump with mysqldump. In testing database ...
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1answer
288 views

Shell script for backup binlog files for every 8 hours in MySQL

I'm writing a shell script for point in time recovery for MySQL Instance. Our requirement is backing up Binlog for every 8 Hours (Daily 3 times) using mysqlbinlog and it should backup binlog starting ...
0
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1answer
563 views

Hi disk I/O and crash when turning on sync_binlog in MySQL

I have a MySQL master server (MariaDB 10.0.17) that have a very odd behavior. It has one slave fetching data from it. When I set global sync_binlog = 1, the server I/O goes very high and after some ...
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1answer
63 views

what will happen to the binary log if it reaches its maximum value ? Does it reset to mysql-bin.00001 again?

what will happen to the binary log if it reaches its maximum value ? Does it reset to mysql-bin.00001 again ? I know the below points exist means, there won't be any reset happen in binlogs. I ...
2
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1answer
223 views

Is it possible to gain the precise position of a live mysql database when performing full backup

I have a production database that I usually run fullbackups on once every week. I have bin logs turned on for incremental backups. The production server is on the west coast while business hours are ...
1
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1answer
435 views

How to track only DDL statements executed in MySQL

Can we track only executed DDL statements in MySQL but not DML statements. I dont want to use either binlog/general log to enable. I just wanted to track only DDL statements. I had gone through the ...
0
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1answer
288 views

mysqlbinlog recovery table wise

I am going to restore my MySQL database table using log files. My database name is "decsys" . I have already created sql using log files C:\wamp\bin\mysql\mysql5.5.8\bin>mysqlbinlog -d decsys ...
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1answer
47 views

Is there any drawback of MIXED replication mode?

So, recent mysql server allows three types of replication mode: STATEMENT, ROW, MIXED. They all have pros/cons, and I pick the mode according to site characteristics. When I get a replication error I ...
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1answer
266 views

Myloader command: Table doesn't exist

I took the backup of mysql database using mydumper command: mydumper -B mydb -o /backup/oct3 -s 500000 -c -m -S /tmp/mysql.sock -u root -p password@123 -v 3 Now, I am restoring mysql database ...
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2answers
11k views

Restoring MySQL Tables from .ibd, .frm and mysqllogbin files

For some reason, when I try to open up my tables that are stored in .frm and .ibd files (whether on MySQL or phpmyadmin) it gives me a syntax error or it says it does not exist. I've read the other ...
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0answers
321 views

restore using mysqlbinlog failing

While doing restore from a MySQL binary log file, it is failing with the following error . mysqlbinlog mysql-bin.000036 | mysql -u root -p asdb ERROR 1032 (HY000) at line 48: Can't find record in ...
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1answer
495 views

Abnormally high MySQL writes and larger than normal Binary Log files. How can I determine what caused this?

We have a MySQL master database which replicates to a MySQL slave. We were experiencing issues where MySQL was showing a high number of writes (but not an increased number of queries being ran) for a ...
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1answer
819 views

Replication - Binary log parsing(Tableid generation, ON DELETE CASCADE handling, Changed columns for update event)

I am using MySQL 5.5 with InnoDB engine. I have set binlog format as row-based replication. I have some doubts regarding replication: 1) How is the tableID generated? Is it stored somewhere? 2) ...
0
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1answer
390 views

Incremental MySQL restore using binlogs

I've tried to restore a MySQL database using incremental binlogs and mysqlbinlog tool but I received the following message: ERROR 1666 (HY000) at line 30: Cannot execute statement: impossible to ...
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2answers
4k views

MySQL : Extract SQL statements from binlog

I am trying the following command to extract SQL statements from binlog for using it in another database (Amazon RDS) mysqlbinlog /var/lib/mysql/binlog.000027 --start-position=54375264 ...
2
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2answers
206 views

Get missed transactions from slave

I'm trying to write a disaster recovery plan, I have one way replication with 1 master(A) and 3 slaves(B,C,D) A /|\ / | \ B C D Let's say my master crash, and I loose all data on ...
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3answers
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Why do the MySQL bin log files still exist after a purge or flush?

I've used PURGE BINARY LOGS as well as FLUSH LOGS, but the mysql directory still contains these files: mysql-bin.000025 mysql-bin.000024 mysql-bin.000023 mysql-bin.000022 mysql-bin.000021 ...
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1answer
478 views

Mysqlbinlog statement reading

I am trying to perform a point in time on a specific database using a snapshot and mysql's transaction logs. I am using the following to pull statements from the time of the snapshot to the time of ...
2
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1answer
665 views

Is it possible to convert mysql binlog from statement format to row format?

The mysql server online is of version 4.1, which doesn't support row-based binary log. Nevertheless, I need the row-based binlog. Can I use the binlog generated by old mysql and import it into another ...
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2answers
767 views

MySQL bin log missing data?

I'm trying to make heads and tails of my binary logs and am coming up short. I have many entries similar to the following from mysqlbinlog but I'm missing log data that I know should be there. # at ...
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0answers
326 views

MySQL binary log failed to generate a new one

In my Linux standalone machine, I have set up MySQL on it. In my.cnf, I have the following cofiguration: [mysqld] log-bin=mysql-bin binlog_format=mixed expire_logs_days = 10 max_binlog_size = 100M ...