Linux: “du” values don’t match “df” values.

Bschelst/ February 16, 2019/ Linux/ 0 comments

If you do a df, and you compare those values with ‘du’, it is possible that those values don’t match. There are multiple reasons why this can happen, and one of those reasons if that files where deleted, but that the files are still in use by an application.In that case, it is possible that you need to stop/restart the

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T-SQL: List transactions & log used

Bschelst/ February 11, 2019/ SQL-Server/ 0 comments

The code below will list the transactions on the instance, and it will also include the size of the log which is used for that transaction.The output is ordered by log size. You can also use the below to find more info regarding a transaction

T-SQL: Remap SQL users

Bschelst/ February 11, 2019/ SQL-Server/ 0 comments

If you copy (backup/restore) a database from system A to system B, it is possible that the SQL users won’t be able login and this because the GUID/SID of the users on system A doesn’t match the GUID/SID of system B. It is using the EXEC sp_change_users_login ‘Auto_Fix’, which inks a user entry in the sys.database_principals system catalog view in

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