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Displaying posts with tag: innodb buffer pool (reset)

InnoDB’s multi-versioning handling can be Achilles’ heel
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I believe InnoDB storage engine architecture is great for a lot of online workloads, however, there are no silver bullets in technology and all design choices have their trade offs. In this blog post I’m going to talk about one important InnoDB limitation that you should consider.

InnoDB is a multiversion concurrency control (MVCC) storage engine which means many versions of the single row can exist at the same time. In fact there can be a huge amount of such row versions. Depending on the isolation mode you have chosen, InnoDB might have to keep all row versions going back to the earliest active read view, but at the very …

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About InnoDB’s: Shortened warm-up times with a preloaded InnoDB buffer pool
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This comment is in regard to this InnoDB blog page. Trying to post a message says you need to be logged in, but there’s no register/login page I could see…

Anyway the page talks about a new feature which allows you to save on shutdown an InnoDB buffer pool and to load this on startup, this ensuring that once loaded the database will perform with this “hot” cache.

That sounds interesting as I have seen on numerous occasions that if the buffer pool is not warm then performance can …

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Tuning InnoDB Configuration
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I had earlier written a post on tuning the MySQL server configuration which was more geared towards the MyISAM storage engine. While that is not because I didn't intend on ignoring InnoDB but because I had planned a whole post on tuning InnoDB related configuration. So this post is the post that I had planned, I have discussed the major configuration parameters in here that should help you out most of the times.

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