Disk Size Considerations for a SQL Server 2008 R2 database
What’s the rule of thumb for Disk size considerations for hosting a mirrored database that supports about 100 writes every second during peak. Current database full back up size is approx 150 MB....
View ArticleIs my postgres index being used?
I have a large PostgeSQL 9.1 database in production use. I want to free up some disk space. There is a large index, and I’m unsure if it’s being used. select * from pg_stat_all_indexes where...
View ArticleHow to reduce size of PostgreSQL table after dropping columns?
I have a PostgreSQL database. One table is very large. I want to extract a TEXT column into a separate table and see how much I can reduce the size. The problem is that the size appears to stay the...
View ArticleProcess to reclaim free space from mongodb ,replication is there
We are facing space pressure on production server so we are planning to reclaim space from prod instance.replication is there ,can anyone help me to know complete process in sequence to reclaim free...
View ArticleHow to purge all Xcode temporary data?
Is there a tool or method to purge all unnecessary Xcode temporary data? Xcode seems to be creating files each time you build an app or run it with the simulator. I’m not sure what I can delete safely.
View ArticleMysql datadir and binlogs: same partition or not?
On a MySQL cluster, does it make sense to store MySQL database files and binlogs in different partitions? (This is about partitions on the same physical disk. If they were on different physical disks,...
View ArticleDB2 archive log extraordinary growth for any operation after runstat/reorg
My environment: DB2 10.1.4 Enterprise, IBM Security Identity Manager 6.0 FP6, AIX 7.1 Each archive log have a size of 40MB Yesterday, we do a maintainance on ISIM database by doing online backup. The...
View ArticleLarge Library/Containers directory
The directory ~/Library/Containers has size 39GB on my system. This is huge. I guess that the directory contains some files created by running various apps. So the more applications I use, the more is...
View ArticleMySQL disk usage due to failure on dump import
I’ve just SCPed a 400 MB database from a live server. I dumped it with mysqldump and gziped it as following: mysqldump --single-transaction=TRUE -u dbuser -p dbname | gzip> /home/user/database.gz...
View ArticleMail.app: Moving Emails from local folder to imap folder -> HDD space...
At the moment I am moving large quantities of Emails from a local folder in Apple’s Mail.app to an imap folder. I am talking 10+ GB here and more than 10,000 Emails. I am using Mac OS X 10.6.8. It is a...
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