# Latest **URL:** https://forums.percona.com/latest.md [Latest](https://forums.percona.com/latest.md) · [Categories](https://forums.percona.com/categories.md) · [Tags](https://forums.percona.com/tags.md) --- ## [Welcome to Percona's Community Forum!](https://forums.percona.com/t/welcome-to-perconas-community-forum/7)
**Author:** [@system](https://forums.percona.com/u/system)\ **Replies:** 0\ **Last updated:** [January 4, 2021, 6:00am UTC](https://forums.percona.com/t/welcome-to-perconas-community-forum/7 "2021-01-04T06:00:00Z")
Engage here with technical experts on Percona’s database software. See our FAQ and our Guide For New Users to get started. If you’d like to chat to other people from the database community.For help or suggestions email c… --- ## [Pt-online-schema-change 3.7.1 exhausts max\_user\_connections on MySQL 8.4 replica lag checks](https://forums.percona.com/t/pt-online-schema-change-3-7-1-exhausts-max-user-connections-on-mysql-8-4-replica-lag-checks/41300)
**Author:** [@Aneel\_Ahmad](https://forums.percona.com/u/Aneel_Ahmad)\ **Replies:** 0\ **Last updated:** [September 30, 2026, 3:10pm UTC](https://forums.percona.com/t/pt-online-schema-change-3-7-1-exhausts-max-user-connections-on-mysql-8-4-replica-lag-checks/41300 "2026-09-30T15:10:11Z")
Environment: pt-online-schema-change 3.7.1-4 (percona-toolkit) Primary: Percona Server 8.0.36-28 Replicas: MySQL 8.4 OS: Linux (x86\_64) Replica discovery: --recursion-method dsn=“D=,t=dsns” Primary: Percona Server 8.… --- ## [PMM - disk latency graph](https://forums.percona.com/t/pmm-disk-latency-graph/41290)
**Author:** [@Andrey\_Virus](https://forums.percona.com/u/Andrey_Virus)\ **Replies:** 3\ **Last updated:** [September 29, 2026, 3:17pm UTC](https://forums.percona.com/t/pmm-disk-latency-graph/41290 "2026-09-29T15:17:30Z")
In PMM there is a “Disk Latency” graph. Its description says: Shows average latency for read and write IO operations. Higher than typical latency for highly loaded storage indicates saturation (overload) and is a frequ… --- ## [Openshift - operator upgrade - OLM wants to upgrade 2.9.0 straight to 3.1.0](https://forums.percona.com/t/openshift-operator-upgrade-olm-wants-to-upgrade-2-9-0-straight-to-3-1-0/41289)
**Author:** [@eprevost](https://forums.percona.com/u/eprevost)\ **Replies:** 4\ **Last updated:** [September 29, 2026, 2:27am UTC](https://forums.percona.com/t/openshift-operator-upgrade-olm-wants-to-upgrade-2-9-0-straight-to-3-1-0/41289 "2026-09-29T02:27:11Z")
Hi, I have Percona Operator for Postgresql certified version 2.9.0-cw installed on an Openshift cluster. According to documentation, we have to go through all minor versions, so to upgrade from 2.9.0 to 3.1.0, 3.0.0 mu… --- ## [LaserFocus - Keeping Our Goals in Sight | Percona Community](https://forums.percona.com/t/laserfocus-keeping-our-goals-in-sight-percona-community/41298)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [September 28, 2026, 5:46pm UTC](https://forums.percona.com/t/laserfocus-keeping-our-goals-in-sight-percona-community/41298 "2026-09-28T17:46:19Z")
Every planning cycle starts the same way. We sit together, agree on a handful of goals and everyone leaves the meeting motivated. A few weeks later, Jira holds hundreds of tickets, new requests come in every day, and the… --- ## [Percona Rel 10 Release for MongoDB](https://forums.percona.com/t/percona-rel-10-release-for-mongodb/41212)
**Author:** [@LL-User](https://forums.percona.com/u/LL-User)\ **Replies:** 3\ **Last updated:** [September 28, 2026, 8:11am UTC](https://forums.percona.com/t/percona-rel-10-release-for-mongodb/41212 "2026-09-28T08:11:15Z")
Today we download 8.0 rpm’s “percona-server-mongodb” from https://repo.percona.com/pdmdb-8.0/yum/release/9/RPMS/x86\_64/ “percona-backup-mongodb” from “https://repo.percona.com/pbm/yum/release/9/RPMS/x86\_64/” We need… --- ## [Reviewing large projects with AI: contributing in a … | Percona Community](https://forums.percona.com/t/reviewing-large-projects-with-ai-contributing-in-a-percona-community/41294)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [September 25, 2026, 4:17pm UTC](https://forums.percona.com/t/reviewing-large-projects-with-ai-contributing-in-a-percona-community/41294 "2026-09-25T16:17:03Z")
When you read about how LLMs help developers start on a project, it’s usually about how quickly they can create their first meaningful PRs. But is it really them creating those patches? This is a companion discussion t… --- ## [Open FIPS Build, Vectors, and Binlog Server: Marco Tusa at … | Percona Community](https://forums.percona.com/t/open-fips-build-vectors-and-binlog-server-marco-tusa-at-percona-community/41293)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [September 25, 2026, 2:33pm UTC](https://forums.percona.com/t/open-fips-build-vectors-and-binlog-server-marco-tusa-at-percona-community/41293 "2026-09-25T14:33:55Z")
This post collects the main things Marco Tusa covered in his keynote at Percona Live 2026 in Amsterdam: where Percona stands on MySQL, which features landed in the server, and what holds the MySQL community together. T… --- ## [Forged TCP RST (TTL 128) killing frontend sessions on ProxySQL 6033 — PXC 8.4.10 / ProxySQL 3.0.9](https://forums.percona.com/t/forged-tcp-rst-ttl-128-killing-frontend-sessions-on-proxysql-6033-pxc-8-4-10-proxysql-3-0-9/41292)
**Author:** [@smattana](https://forums.percona.com/u/smattana)\ **Replies:** 0\ **Last updated:** [September 25, 2026, 8:42am UTC](https://forums.percona.com/t/forged-tcp-rst-ttl-128-killing-frontend-sessions-on-proxysql-6033-pxc-8-4-10-proxysql-3-0-9/41292 "2026-09-25T08:42:25Z")
Environment ProxySQL 3.0.9, two nodes (keepalived VIP 10.160.9.72:6033) Percona XtraDB Cluster 8.4.10, 3 nodes, singlewrite (HG10 writer / 11 reader) Zabbix 7.0.19 frontend (PHP), Oracle Linux 9 Symptom Linking an MS… --- ## [Cacti Apache CPU load](https://forums.percona.com/t/cacti-apache-cpu-load/3445)
**Author:** [@denmaddog](https://forums.percona.com/u/denmaddog)\ **Replies:** 2\ **Last updated:** [September 25, 2026, 2:15am UTC](https://forums.percona.com/t/cacti-apache-cpu-load/3445 "2026-09-25T02:15:02Z")
Hello, I’ve installed Percona monitoring plugins for Cacti/apache and all graphs are displaying graphs except for Apache CPU load. I have this for couple of servers and on all only this graph is not being populated, sho… --- ## [Tarball-based Percona SST/IST failure after upgrading from 8.4.4-4.1 to 8.4.8-8.1](https://forums.percona.com/t/tarball-based-percona-sst-ist-failure-after-upgrading-from-8-4-4-4-1-to-8-4-8-8-1/41279)
**Author:** [@mahesh\_d](https://forums.percona.com/u/mahesh_d)\ **Replies:** 6\ **Last updated:** [September 23, 2026, 8:59am UTC](https://forums.percona.com/t/tarball-based-percona-sst-ist-failure-after-upgrading-from-8-4-4-4-1-to-8-4-8-8-1/41279 "2026-09-23T08:59:14Z")
We have successfully deployed a 3 node Percona XtraDB Cluster v8.4.4 via the el8 (glibc2.28) “miminal” tarballs on 3 RHEL8.10 servers. Everything is running as root and deployed under /root directory (tarball extracted i… --- ## [Auth failures when attempting to register PMM client](https://forums.percona.com/t/auth-failures-when-attempting-to-register-pmm-client/41189)
**Author:** [@Twilightzer0](https://forums.percona.com/u/Twilightzer0)\ **Replies:** 11\ **Last updated:** [September 21, 2026, 9:29pm UTC](https://forums.percona.com/t/auth-failures-when-attempting-to-register-pmm-client/41189 "2026-09-21T21:29:25Z")
We’ve recently installed an upgrade from PMM to PMM 3.8.0 and I’m having issues registering any clients with the new server. No matter what I put for the auth string in “pmm-admin config” it fails with: \[root@dv1medp… --- ## [Xbcloud get from s3 fail](https://forums.percona.com/t/xbcloud-get-from-s3-fail/34570)
**Author:** [@j\_olivia](https://forums.percona.com/u/j_olivia)\ **Replies:** 6\ **Last updated:** [September 21, 2026, 1:37pm UTC](https://forums.percona.com/t/xbcloud-get-from-s3-fail/34570 "2026-09-21T13:37:32Z")
I can’t not get backup data from s3 to use xbcloud. my command is xbcloud get s3://bucket/path/ –s3-access-key=\*\*\*\* –s3-secret-key=\*\*\*\* –s3-region=\*\*\*\* | xbstream restore -x -C /backup/FULL/ and then i got re… --- ## [Pt-osc / MariaDB 11.4 - triggers on new table where DEFINER was role1 - created with DEFINER as user (role1@%)](https://forums.percona.com/t/pt-osc-mariadb-11-4-triggers-on-new-table-where-definer-was-role1-created-with-definer-as-user-role1/41213)
**Author:** [@psumner](https://forums.percona.com/u/psumner)\ **Replies:** 2\ **Last updated:** [September 21, 2026, 5:03am UTC](https://forums.percona.com/t/pt-osc-mariadb-11-4-triggers-on-new-table-where-definer-was-role1-created-with-definer-as-user-role1/41213 "2026-09-21T05:03:33Z")
\@\:~$ pt-online-schema-change --version pt-online-schema-change 3.6.0 Recently ran pt-osc to add an index on a table which has after update/insert/delete triggers, all with DEFINER=role1 After successfully… --- ## [Percona Server 5.7 - ERROR 3185 on one DRE encrypted table only; others work fine](https://forums.percona.com/t/percona-server-5-7-error-3185-on-one-dre-encrypted-table-only-others-work-fine/41255)
**Author:** [@pravata\_dash](https://forums.percona.com/u/pravata_dash)\ **Replies:** 5\ **Last updated:** [September 19, 2026, 10:42am UTC](https://forums.percona.com/t/percona-server-5-7-error-3185-on-one-dre-encrypted-table-only-others-work-fine/41255 "2026-09-19T10:42:44Z")
Problem: Without any changes at Mysql DB OR table level, one DRE(Data At Rest Encryption) table consistently fails where as other encrypted tables are accessible, SELECT COUNT(\*) FROM myschema.user\_profile; -- ERROR 31… --- ## [Connection monitor in PMM](https://forums.percona.com/t/connection-monitor-in-pmm/41079)
**Author:** [@Sai\_Teja\_Varma](https://forums.percona.com/u/Sai_Teja_Varma)\ **Replies:** 1\ **Last updated:** [September 18, 2026, 1:58pm UTC](https://forums.percona.com/t/connection-monitor-in-pmm/41079 "2026-09-18T13:58:45Z")
Hi All, I have created a tool which creates Per-client-IP connection monitoring for MongoDB with PMM (Percona Monitoring and Management). This tool fills a gap in PMM’s built-in mongodb\_exporter, which reports total con… --- ## [Help shape PMM navigation (5 minutes, anonymous test)](https://forums.percona.com/t/help-shape-pmm-navigation-5-minutes-anonymous-test/41277)
**Author:** [@pedro.fernandes](https://forums.percona.com/u/pedro.fernandes)\ **Replies:** 0\ **Last updated:** [September 18, 2026, 12:51pm UTC](https://forums.percona.com/t/help-shape-pmm-navigation-5-minutes-anonymous-test/41277 "2026-09-18T12:51:47Z")
Hi everyone, I’m Pedro, product designer on PMM. We’re rethinking how you find things in PMM, and before we build anything we want to check the new structure against the people who actually run databases with PMM every … --- ## [Question about pt-online-schema-change and performance\_schema](https://forums.percona.com/t/question-about-pt-online-schema-change-and-performance-schema/41275)
**Author:** [@albourg](https://forums.percona.com/u/albourg)\ **Replies:** 9\ **Last updated:** [September 18, 2026, 8:14am UTC](https://forums.percona.com/t/question-about-pt-online-schema-change-and-performance-schema/41275 "2026-09-18T08:14:07Z")
Hi, I run mariadb 11.4.12, galera, on red had linux 9. I installed percona toolkit, holding pt-online-schema-change 3.7.1-4 I ran this: pt-online-schema-change --alter "ADD INDEX ix\_trnsaction\_request\_date(request\_da… --- ## [Question About PITR Continuity](https://forums.percona.com/t/question-about-pitr-continuity/41270)
**Author:** [@dasol](https://forums.percona.com/u/dasol)\ **Replies:** 1\ **Last updated:** [September 17, 2026, 11:14am UTC](https://forums.percona.com/t/question-about-pitr-continuity/41270 "2026-09-17T11:14:24Z")
Hello, We are currently using MongoDB 8.x and Percona Backup for MongoDB (PBM). In our production environment, we perform one full logical backup per day with PITR enabled continuously. We are planning to use these ba… --- ## [Percona Search for MongoDB 1.70.3-1 is now available as Technical Preview](https://forums.percona.com/t/percona-search-for-mongodb-1-70-3-1-is-now-available-as-technical-preview/41271)
**Author:** [@radoslaw.szulgo](https://forums.percona.com/u/radoslaw.szulgo)\ **Replies:** 0\ **Last updated:** [September 17, 2026, 8:52am UTC](https://forums.percona.com/t/percona-search-for-mongodb-1-70-3-1-is-now-available-as-technical-preview/41271 "2026-09-17T08:52:18Z")
On behalf of the entire product and engineering team for MongoDB at Percona, I’m pleased to share that we’re starting a Technical Preview with version 1.70.3-1. This is a Technical Preview. Please don’t run it in produc… --- ## [Percona XtraDB 84 - Clone SST joiner aborts with “Operation not permitted” on Ubuntu 24.04: mv -n exits 1 under errexit when datadir already has \*.pem](https://forums.percona.com/t/percona-xtradb-84-clone-sst-joiner-aborts-with-operation-not-permitted-on-ubuntu-24-04-mv-n-exits-1-under-errexit-when-datadir-already-has-pem/41268)
**Author:** [@moro15011](https://forums.percona.com/u/moro15011)\ **Replies:** 2\ **Last updated:** [September 17, 2026, 1:08am UTC](https://forums.percona.com/t/percona-xtradb-84-clone-sst-joiner-aborts-with-operation-not-permitted-on-ubuntu-24-04-mv-n-exits-1-under-errexit-when-datadir-already-has-pem/41268 "2026-09-17T01:08:11Z")
Project: PXC Component: SST (clone) Affects version: 8.4.10-10 (code path also present on 8.0 and trunk branches) Severity: a node that previously belonged to the cluster cannot rejoin via clone SST Summary On Ubuntu… --- ## [PostgreSQL as a Workflow Engine: Building Reliable … | Percona Community](https://forums.percona.com/t/postgresql-as-a-workflow-engine-building-reliable-percona-community/41269)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [September 16, 2026, 5:04pm UTC](https://forums.percona.com/t/postgresql-as-a-workflow-engine-building-reliable-percona-community/41269 "2026-09-16T17:04:26Z")
Every document-processing system I have worked on arrives at the same shape. Something uploads a file, something else has to read it, run it through an extraction or inference step that takes seconds to minutes, and stor… --- ## [Does Percona MySQL support arbitrator‑node capability](https://forums.percona.com/t/does-percona-mysql-support-arbitrator-node-capability/41246)
**Author:** [@Leo\_Ma](https://forums.percona.com/u/Leo_Ma)\ **Replies:** 5\ **Last updated:** [September 16, 2026, 1:46pm UTC](https://forums.percona.com/t/does-percona-mysql-support-arbitrator-node-capability/41246 "2026-09-16T13:46:10Z")
I would like to check if there is any roadmap or plan for Percona Server for MySQL to support the group\_replication\_arbitrator feature for MySQL Group Replication. Currently, the upstream Oracle MySQL Group Replication … --- ## [Vibe Coding a Database Lab: How I Built DBCanvas to Stop … | Percona Community](https://forums.percona.com/t/vibe-coding-a-database-lab-how-i-built-dbcanvas-to-stop-percona-community/41266)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [September 16, 2026, 6:39am UTC](https://forums.percona.com/t/vibe-coding-a-database-lab-how-i-built-dbcanvas-to-stop-percona-community/41266 "2026-09-16T06:39:06Z")
Percona gives us room to work on our own AI-assisted projects, and I used mine to fix a problem I kept running into. Every time I wanted to try a new database feature, debug something tricky, or reproduce a customer issu… --- ## [Prove the Backup: A Percona Distribution for PostgreSQL … | Percona Community](https://forums.percona.com/t/prove-the-backup-a-percona-distribution-for-postgresql-percona-community/41263)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [September 14, 2026, 1:07pm UTC](https://forums.percona.com/t/prove-the-backup-a-percona-distribution-for-postgresql-percona-community/41263 "2026-09-14T13:07:03Z")
A backup is only useful if it can be restored. This lab seeds a source database, takes a logical archive, deliberately deletes the source database, restores into a clean target, and checks the recovered state. Percona Di… --- ## [PXC 8.0.46-38 remains in Donor/Desynced after mydumper backup](https://forums.percona.com/t/pxc-8-0-46-38-remains-in-donor-desynced-after-mydumper-backup/41146)
**Author:** [@DeBuXer](https://forums.percona.com/u/DeBuXer)\ **Replies:** 3\ **Last updated:** [September 13, 2026, 12:49pm UTC](https://forums.percona.com/t/pxc-8-0-46-38-remains-in-donor-desynced-after-mydumper-backup/41146 "2026-09-13T12:49:16Z")
Since upgrading our Percona XtraDB Cluster to 8.0.46-38, one node remains stuck in Donor/Desynced after a mydumper backup. This backup setup had been working for years before the upgrade. Our original backup script was… --- ## [Installing pg\_stat\_monitor on AWS RDS databases](https://forums.percona.com/t/installing-pg-stat-monitor-on-aws-rds-databases/22071)
**Author:** [@Visha\_Shah](https://forums.percona.com/u/Visha_Shah)\ **Replies:** 2\ **Last updated:** [September 11, 2026, 2:21pm UTC](https://forums.percona.com/t/installing-pg-stat-monitor-on-aws-rds-databases/22071 "2026-09-11T14:21:11Z")
Hi, I am trying to install pg\_stat\_monitor on AWS RDS Databases but it seems that, its not allowed since AWS RDS is managed service by AWS however, there is parameter group option from which I can edit the configuration… --- ## [PG Operator 3.0.0+ compatibility with certified pgBackRest images](https://forums.percona.com/t/pg-operator-3-0-0-compatibility-with-certified-pgbackrest-images/41259)
**Author:** [@a.veselov.s](https://forums.percona.com/u/a.veselov.s)\ **Replies:** 2\ **Last updated:** [September 10, 2026, 6:33pm UTC](https://forums.percona.com/t/pg-operator-3-0-0-compatibility-with-certified-pgbackrest-images/41259 "2026-09-10T18:33:09Z")
Description: The percona/percona-pgbackrest:2.58.0-2 image is mentioned in the Percona certified images documentation for the operator v3.0.0. Unfortunately, using this image is blocked by a fatal mismatch between the p… --- ## [The Perfect Serve: What Tennis Taught Me About Reading PMM … | Percona Community](https://forums.percona.com/t/the-perfect-serve-what-tennis-taught-me-about-reading-pmm-percona-community/41260)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [September 10, 2026, 5:06pm UTC](https://forums.percona.com/t/the-perfect-serve-what-tennis-taught-me-about-reading-pmm-percona-community/41260 "2026-09-10T17:06:38Z")
When I started learning tennis as an adult, I realized that what made tennis difficult was not learning the tennis strokes, instead it was learning to realize the value of the feedback loop: racket vibrations, tennis bal… --- ## [Pg\_tde\_archive\_decrypt/pg\_tde\_restore\_encrypt limitation in pgbackrest](https://forums.percona.com/t/pg-tde-archive-decrypt-pg-tde-restore-encrypt-limitation-in-pgbackrest/41250)
**Author:** [@grill](https://forums.percona.com/u/grill)\ **Replies:** 4\ **Last updated:** [September 10, 2026, 10:37am UTC](https://forums.percona.com/t/pg-tde-archive-decrypt-pg-tde-restore-encrypt-limitation-in-pgbackrest/41250 "2026-09-10T10:37:59Z")
Hey, wondering why you added the requirement to decrypt/encrypt the WAL if pgbackrest is used in the limitations documentation. I remember it wasn’t there before. We are currently using pgbackrest without encrypt/decr… [Next page](https://forums.percona.com/latest.md?page=1)