Re: Increased Disk Usage After Upgrading From Cassandra 3.x.x to 4.1.3

2025-03-14 Thread William Crowell via user
Stéphane We do not do any repairs and maybe that is the issue. We do a once weekly compaction. Regards, William Crowell From: crystallo...@gmail.com Date: Friday, March 14, 2025 at 5:35 AM To: user@cassandra.apache.org Subject: Re: Increased Disk Usage After Upgrading From Cassandra 3.x.x t

Re: Increased Disk Usage After Upgrading From Cassandra 3.x.x to 4.1.3

2025-03-14 Thread crystallo...@gmail.com
Hi Have you some use of incremental  repair ? Kind regards Stéphane Le 14/03/2025 à 03:37, Luciano Greiner a écrit : As much as sstable files are immutable, there are operations that can delete them, such as compactions (merges) and upgrades (upgradesstables - you possibly ran this in your

Re: Increased Disk Usage After Upgrading From Cassandra 3.x.x to 4.1.3

2025-03-14 Thread Bowen Song via user
A few suspects: * snapshots, which could've been created automatically, such as by dropping or truncating tables when auto_snapshots is set to true, or compaction when snapshot_before_compaction is set to true * backups, which could've been created automatically, e.g. when incremental_backup

Re: Increased Disk Usage After Upgrading From Cassandra 3.x.x to 4.1.3

2025-03-14 Thread William Crowell via user
Sartor and Stéphane, Thank you for your replies. We will check this and get back with you. Regards, William Crowell From: Sartor Fabien (DIN) via user Date: Friday, March 14, 2025 at 6:03 AM To: user@cassandra.apache.org Cc: Sartor Fabien (DIN) Subject: RE: Increased Disk Usage After Upgrad

Re: Increased Disk Usage After Upgrading From Cassandra 3.x.x to 4.1.3

2025-03-14 Thread William Crowell via user
Bowen, This is just a single Cassandra node. Unfortunately, I cannot get on the box at the moment, but the following configuration is in cassandra.yaml: snapshot_before_compaction: false auto_snapshot: true incremental_backups: false The only other configuration parameter that had been changed