Use mysqldump -q ...
This will prevent buffering of the table content in RAM.
regards,
P
On Wed, 7 Feb
2001, Brian Reichert wrote:
> I apologize if this has been discussed already, but I quick poke
> at the archives didn't reveal anything.
>
> We have a table that iamchk says is fine. We are trying to get an
> SQL dump of this table. But, we keep getting out-of-memory errors.
> I've tried several things, all to no avail, and I'm looking for
> advice/suggestions.
>
> Some real details:
>
> The platform:
>
> FreeBSD 3.4-RELEASE on a dual-CPU box, with 1G of physical and
> 2G of swap.
>
> We're running MySQL 3.22.32.
>
> This machine is idle; there are no other processes, no uses of
> the database, other than my client.
>
> The table:
>
> # ls -l audit_trail_271.*
> -rw-rw---- 1 root wheel 1486838307 Nov 10 05:26 audit_trail_271.ISD
> -rw-rw---- 1 root wheel 84807680 Nov 10 05:26 audit_trail_271.ISM
> -rw-rw---- 1 root wheel 9060 Oct 25 05:06 audit_trail_271.frm
>
> # isamchk audit_trail_271.ISM
> Checking ISAM file: audit_trail_271.ISM
> Data records: 3869676 Deleted blocks: 0
> - check file-size
> - check delete-chain
> - check index reference
> - check data record references index: 1
> - check data record references index: 2
> - check record links
>
> When I try to do a mysqldump on the localhost, I get an out-of-memory
> error:
>
> # mysqldump -uroot -proot customer audit_trail_271
> mysqldump: Out of memory (Needed 8164 bytes)
> mysqldump: Got error: 2008: MySQL client run out of memory
>
> When I try to a dump from over the network:
>
> # mysqldump -uroot -proot -h db_host1 customer audit_trail_271
>
> # MySQL dump 7.1
> #
> # Host: db_host1 Database: customer
> #--------------------------------------------------------
> # Server version 3.22.32-log
>
> #
> # Table structure for table 'audit_trail_271'
> #
> CREATE TABLE audit_trail_271 (
> audit_trail_id int(10) unsigned DEFAULT '0' NOT NULL auto_increment,
> account_id int(10) unsigned DEFAULT '0' NOT NULL,
> user_id int(10) unsigned,
> bid_id int(10) unsigned,
> cpc int(10) unsigned,
> ics2_id int(10) unsigned,
> action varchar(20) DEFAULT '' NOT NULL,
> acct_amt int(11) DEFAULT '0' NOT NULL,
> gift_amt int(11) DEFAULT '0' NOT NULL,
> free_amt int(11) DEFAULT '0' NOT NULL,
> bill_amt int(11) DEFAULT '0' NOT NULL,
> decl_amt int(11) DEFAULT '0' NOT NULL,
> ref_base varchar(40),
> ref_more text,
> apache_log text,
> mtime timestamp(14),
> ctime datetime,
> PRIMARY KEY (audit_trail_id),
> KEY account_id (account_id)
> );
>
> #
> # Dumping data for table 'audit_trail_271'
> #
>
> And there it hangs forever. As in, I let is sit for hours, and no
> data comes over the pipe. The server admits there's a connection:
>
> # echo 'show processlist;' | mysql -u root -proot customer
> Id User Host db Command Time State Info
> 162128 root db_host2 customer Query 446 Sending data
> SELECT * FROM audit_trail_271
> 162130 root localhost customer Query 0 NULL show
> processlist
>
> And, if I simply do a 'select *', and dump all output into a bitbucket:
>
> # echo 'select * from audit_trail_271;' |
> mysql -u root -proot customer > /dev/null
> mysql: Out of memory (Needed 8164 bytes)
> ERROR 2008 at line 1: MySQL client run out of memory
>
> Does anyone have any advice about how I can get a dump of this table?
>
>
---------------------------------------------------------------------
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
