David, if the corruption happens again, please run CHECK TABLE and report what you get to 'hostname'.err. 3.23.52 will also contain diagnostic code which will help to track the problem.
Best regards, Heikki ----- Original Message ----- From: "David Piasecki" <[EMAIL PROTECTED]> To: "'Heikki Tuuri'" <[EMAIL PROTECTED]> Sent: Wednesday, May 22, 2002 7:05 PM Subject: RE: MySQL InnoDB startup problem > I already restored the database as I described on the mysql mailing > list, so I won't be able to run 'check table'. Everything is now running > smoothly. Thanks. > > David Piasecki > Software Engineer > > -----Original Message----- > From: Heikki Tuuri [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, May 22, 2002 12:17 AM > To: "David Piasecki" > Subject: Re: MySQL InnoDB startup problem > > David, > > you should use the my.cnf option > > set-variable = innodb_force_recovery=4 > > to get mysqld up. > > Please run CHECK TABLE on your InnoDB tables and report to me what it > prints > to the MySQL error log 'hostname'.err. > > Regards, > > Heikki > > ----- Original Message ----- > From: ""David Piasecki"" <[EMAIL PROTECTED]> > Newsgroups: mailing.database.mysql > Sent: Wednesday, May 22, 2002 8:04 AM > Subject: MySQL InnoDB startup problem > > > > I'm running MySQL 3.23.49. Everything was going good until today. I > did > > a couple of large table reads/inserts/deletes on the InnoDB tables > which > > appeared to go fine. I then restarted MySQL which also appeared to go > > fine. From that point on, however, I kept losing connection with the > DB, > > and couldn't run any queries. A check of the error log reveals the > > following: > > > > ---start err log--- > > 020521 21:54:13 mysqld restarted > > 020521 21:54:19 InnoDB: Database was not shut down normally. > > InnoDB: Starting recovery from log files... > > InnoDB: Starting log scan based on checkpoint at > > InnoDB: log sequence number 0 2556753944 > > 020521 21:54:19 InnoDB: Flushing modified pages from the buffer > pool... > > 020521 21:54:19 InnoDB: Started > > /usr/local/mysql/libexec/mysqld: ready for connections > > InnoDB: Assertion failure in thread 508094464 in file btr0btr.c line > 574 > > InnoDB: We intentionally generate a memory trap. > > InnoDB: Send a detailed bug report to [EMAIL PROTECTED] > > mysqld got signal 11; > > This could be because you hit a bug. It is also possible that this > > binary > > or one of the libraries it was linked agaist is corrupt, improperly > > built, > > or misconfigured. This error can also be caused by malfunctioning > > hardware. > > We will try our best to scrape up some info that will hopefully help > > diagnose > > the problem, but since we have already crashed, something is > definitely > > wrong > > and this may fail > > > > key_buffer_size=268431360 > > record_buffer=131072 > > sort_buffer=524280 > > max_used_connections=0 > > max_connections=400 > > threads_connected=0 > > It is possible that mysqld could use up to > > key_buffer_size + (record_buffer + sort_buffer)*max_connections = > 518136 > > K > > bytes of memory > > Hope that's ok, if not, decrease some variables in the equation > > ---end err log--- > > > > I tried grabbing the latest source and recompiling the database, but > > still no go. Unfortunately I don't have a backup of the InnoDB tables, > > so there isn't a whole lot that I can do in that respect. The data > > appears to still be in the tables, because I can on occasion do a > select > > and it will return data before the database dies. > > > > Anyone have any experience with this sort of problem? Thanks. > > > > > > David Piasecki > > Software Engineer > > > > > > > > --------------------------------------------------------------------- > > Before posting, please check: > > http://www.mysql.com/manual.php (the manual) > > http://lists.mysql.com/ (the list archive) > > > > To request this thread, e-mail <[EMAIL PROTECTED]> > > To unsubscribe, e-mail > <[EMAIL PROTECTED]> > > Trouble unsubscribing? Try: http://lists.mysql.com/php/unsubscribe.php > > > > --------------------------------------------------------------------- Before posting, please check: http://www.mysql.com/manual.php (the manual) http://lists.mysql.com/ (the list archive) To request this thread, e-mail <[EMAIL PROTECTED]> To unsubscribe, e-mail <[EMAIL PROTECTED]> Trouble unsubscribing? Try: http://lists.mysql.com/php/unsubscribe.php
