Comments on: SHOW INNODB STATUS walk through http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/ Everything about MySQL Performance Sat, 21 Nov 2009 05:23:57 -0800 http://wordpress.org/?v=2.8.4 hourly 1 By: Lâmôlabs » Delicious Bookmarks for June 15th from 13:58 to 14:27 http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/comment-page-1/#comment-586305 Lâmôlabs » Delicious Bookmarks for June 15th from 13:58 to 14:27 Mon, 15 Jun 2009 19:58:01 +0000 http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/#comment-586305 [...] SHOW INNODB STATUS walk through | MySQL Performance Blog – June 15th ( tags: mysql innodb performance tuning database status monitoring reference ) [...] [...] SHOW INNODB STATUS walk through | MySQL Performance Blog – June 15th ( tags: mysql innodb performance tuning database status monitoring reference ) [...]

]]> By: 书童的涂鸦板 » Blog Archive » 详解show innodb status http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/comment-page-1/#comment-565486 书童的涂鸦板 » Blog Archive » 详解show innodb status Sat, 23 May 2009 01:31:34 +0000 http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/#comment-565486 [...] (翻译了mysqlperformance blog的文章，网址为http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/，英文不好，大家见笑) [...] [...] (翻译了mysqlperformance blog的文章，网址为http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/，英文不好，大家见笑) [...]

]]> By: Pranab http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/comment-page-1/#comment-356341 Pranab Fri, 19 Sep 2008 05:17:29 +0000 http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/#comment-356341 Thanks for the info. Regards, Pranab www.goguwahati.com Thanks for the info.
Regards,
Pranab
http://www.goguwahati.com

]]> By: SHOW INNODB STATUS: SEMAPHORES - World Class Ebooks http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/comment-page-1/#comment-254783 SHOW INNODB STATUS: SEMAPHORES - World Class Ebooks Thu, 20 Mar 2008 06:04:27 +0000 http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/#comment-254783 [...] A summary from the mySQL Performace Blog [...] [...] A summary from the mySQL Performace Blog [...]

]]> By: Bart Huls http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/comment-page-1/#comment-197756 Bart Huls Mon, 19 Nov 2007 09:30:52 +0000 http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/#comment-197756 Hi, When I enter : show table status like "test" \G; I get ... ... ... Comment: 1 row in set (0.05 sec) ERROR: No query specified The Comment field is empty Hi,
When I enter : show table status like “test” \G;

I get
…
…
…

Comment:
1 row in set (0.05 sec)

ERROR:
No query specified

The Comment field is empty

]]> By: peter http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/comment-page-1/#comment-197753 peter Mon, 19 Nov 2007 09:28:45 +0000 http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/#comment-197753 Check Comments for Innodb tables it shows amount of space free. Check Comments for Innodb tables it shows amount of space free.

]]> By: Bart Huls http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/comment-page-1/#comment-197713 Bart Huls Mon, 19 Nov 2007 08:33:38 +0000 http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/#comment-197713 Hi, Can someone tell me how to get the free datapages available. I have 50 Gb of InnoDb, and I can't see for how many it's filled up. Hi,

Can someone tell me how to get the free datapages available.
I have 50 Gb of InnoDb, and I can’t see for how many it’s filled up.

]]> By: peter http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/comment-page-1/#comment-181362 peter Fri, 26 Oct 2007 09:40:51 +0000 http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/#comment-181362 How long uptime is it for ? Just 8 million of spin waits is not a lot. I would worry when it is over 100.000/sec How long uptime is it for ? Just 8 million of spin waits is not a lot. I would worry when it is over 100.000/sec

]]> By: Massimo http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/comment-page-1/#comment-181277 Massimo Thu, 25 Oct 2007 22:01:43 +0000 http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/#comment-181277 in a situation like this: ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 866195, signal count 850669 Mutex spin waits 7873759, rounds 34666553, OS waits 328525 RW-shared spins 178137, OS waits 79292; RW-excl spins 259415, OS waits 230381 I've both spin waits and OS waits very high. What do you suggest to reduce the number of slow OS waits? Thank you in a situation like this:

———-
SEMAPHORES
———-
OS WAIT ARRAY INFO: reservation count 866195, signal count 850669
Mutex spin waits 7873759, rounds 34666553, OS waits 328525
RW-shared spins 178137, OS waits 79292; RW-excl spins 259415, OS waits 230381

I’ve both spin waits and OS waits very high. What do you suggest to reduce the number of slow OS waits?

Thank you

]]> By: david http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/comment-page-1/#comment-180055 david Mon, 22 Oct 2007 09:37:34 +0000 http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/#comment-180055 purge stop working and feel stall,pls give us some clues. as the following snippet: Trx id counter 3 680747938 Purge done for trx's n:o purge stop working and feel stall,pls give us some clues. as the following snippet:
Trx id counter 3 680747938
Purge done for trx’s n:o

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