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21 views

InnoDB data back in 3 months after OS shutdown

I've got an interesting issue last week that after shutting down an instance of mine, all data were back in 3 months (like a big rollback), even though there is no sign of crashing, recovery crash ...
0
votes
0answers
87 views

MySQL installation broken after Windows crash - how to repair MySQL and recover data?

recently my PC powered off abruptly for no apparent reason, leaving my Windows 7 installation severly damaged. I can still log onto the machine, but tons of Windows system files have been corrupted ...
0
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1answer
38 views

MySQL server crashed.

Help! I managed to crash MySQL last night. I am on a Mac using the native version that came with Mountain Lion. I was upgrading from 5.5 to 5.6. I have followed instructions in this forum to delete ...
-1
votes
1answer
42 views

best database for a real estate system [closed]

Which is the best database suits for a real estate system. Considering the storage space, security, crash recoveries, speed etc. There will be around 1000 fields and trillions of rows!!!
6
votes
1answer
222 views

How to trace SQL queries which are crashing SQL Server

We have a SQL Server 2008 database server (it happens to be running under MS Failover Clustering, but I don't think that is relevant here). Our application runs Hibernate for DB access, and since we ...
1
vote
0answers
114 views

SQL Server keeps crashing [closed]

I have had SQL Server 2012 on my server for about 6 months. Over the last few weeks, a problem has developed, whereby the SQL Server stops functioning, and any attempt to connect or query returns the ...
1
vote
0answers
82 views

Database instance keeps restarting

From the past few days, our MySQL database instance has crashed and had to be restarted a few times. My MySQL version is 5.1.57-log. The CPU and memory usage was way below 50% during the crash time. I ...
5
votes
1answer
665 views

MySQL INNODB corruption after server crash during concurrent truncate command

My server crashed today I think due to a concurrent truncate table command on one of our INNODB tables. The server could be restarted, but after it starts up, everytime I try to issue an SQL command, ...
2
votes
1answer
307 views

MySQL 5.5 : (InnoDB) - Manually edited an .ibd file to test recovery, now entire MySQL installation is broken!

So I wanted to test MySQL recovery from Innodb corruption. file-per-table is enabled. I have a few test db's on the MySQL instance. I shutdown mysql. Manually edited/added random characters to an ...
3
votes
1answer
559 views

Innodb, MySQL 5.5.28 - Segmentation Signal 11 faults, on high load. .. my.cnf file included

We have a high-end server, 128GB RAM, 32 Core , Xeon, SSD RAID 10 - running Ubuntu 12.04 with MySQL 5.5.28 . Doing random imports to large InnoDB tables, over 50+ gigs, randomly after a few hours of ...
7
votes
1answer
325 views

SQL Server 2008 R2 corrupted after changing MAXDOP

My SQL Server 2008 R2 doesn't work after changing the MAXDOP parameter on instances. I have 6 instances located on the same physical server and I changed MAXDOP from 1 to 2 on 5 instances. After ...
0
votes
1answer
262 views

mysqld crash: is it a bug? [closed]

MySQL cluster forum doesn't seem to be very frequented these days, so I hope I get more help here. I got the following error on several Windows machines with 32G RAM (using Server version: ...
1
vote
1answer
570 views

mysql.proc keeps crashing, cannot do a mysqldump?

Due to some problems with InnoDB, I'm going to dump all databases to a new server: mysqldump -E -R --all-databases | pv -b | mysql -u root -p -h new.server The dump process stopped with ...
5
votes
1answer
3k views

intermittent MySQL crashes with error “Fatal error: cannot allocate memory for the buffer pool”

Added on edit, 2013-05-29: Because this is a long question and discussion, here's a short summary of the question and the solution. I had problems running MySQL and Apache on a small Linux server (1 ...
7
votes
1answer
2k views

MySQL InnoDB crash post-mortem

MySQL crashed on me this morning. With the exception of the standard MySQL included databases everything I use is InnoDB. I attempted to restart the MySQL daemon but it failed twice. I then ...