Specifically, it is the sum of non-clustered index sizes, in pages, multiplied by the InnoDB page size. When the dump is reloaded, the DB Connection will vanish. The reason? The table is write-locked throughout the reload.
What do you look for? The size of the. MYD and. MYI files. Of course, you need to compare that with what the table size was before on the other DB server you imported from. If you want it less frequent then add -n x where x is the number of seconds. As a solution for someone who can't get pv to work or for whom pv tells lies. This will end up the same size or thereabouts of the filesize in your source server.
I happened to use this fact recently when a long term database had built up a log file of around 20G over a period of three or four years. I noticed the transfer was taking ages and used this technique to monitor progress. I think that it is highly unlikely that the day will dawn when a database does not involve a file somewhere or other. Meanwhile, you can monitor the file to see how a transfer is progressing.
The method I suggested has been something you could do in one form or another since the first sql database was written. I never intended to suggest that it was any kind of "official" technique that a manual jockey could fall back on. It assumes a general level of proficiency with computers in general and unix in particular. If your DB is otherwise quiet i. For someone who is looking for the pipe viewer example using mysqldump you would just doing something like this:.
The -W flag just tells pv to wait for the first byte to come before showing the progress after the prompt. It took me around 2 hours. After applying this setting and restarting mysql the import took just 3 minutes! So it's not ACID conform, but for a bulk import acceptable. Link to mySQL Documentation. It may not be of very much help, but using pv and pipes in Linux, you can create a progress bar that will at least help you observe the quantity of data that has been transferred from.
It will also help you to assess the overall progress of the task. I request you to upvote, comment about improvements, or any other tips which can make this more helpful. ETA Time required for completing the import. Also, the table checks process can also happen, which can delay the importing. Original post: How can I monitor the progress of an import of a large. If you want tips on speedup, please comment or post other questions I loaded that GB. Estimation is 24 Days. After firing the import zcat example.
If you are already started importing then you can use these commands in another terminal to get current size of database or table. I'm so surprised no one just posted 'mysql -v' as an option. If it gets stuck, the output will stop. Sign up to join this community. The best answers are voted up and rise to the top.
Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Learn more. If you make a mistake, you don't have to retype everything. Just edit your script to correct the error, then tell mysql to execute it again. If you have a query that produces a lot of output, you can run the output through a pager rather than watching it scroll off the top of your screen:.
You can distribute your script to other people so that they can also run the statements. Some situations do not allow for interactive use, for example, when you run a query from a cron job.
In this case, you must use batch mode. The default output format is different more concise when you run mysql in batch mode than when you use it interactively. If you want to get the interactive output format in batch mode, use mysql -t. To echo to the output the statements that are executed, use mysql -v. We all love MySQL and want to make sure that our apps work seamlessly. However, there are hopes and there is reality. So in this article, we have decided to list the top 5 MySQL monitoring tools.
EverSQL provides a unique MySQL monitoring solution, mainly focused on simplifying database monitoring and reducing the need for hiring database experts.
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