# Latest **URL:** https://forums.percona.com/latest.md?page=7 [Latest](https://forums.percona.com/latest.md) · [Categories](https://forums.percona.com/categories.md) · [Tags](https://forums.percona.com/tags.md) **Page:** 8 --- ## [High memory usage of PostgreSQL leader pod](https://forums.percona.com/t/high-memory-usage-of-postgresql-leader-pod/40727)
**Author:** [@an-toine](https://forums.percona.com/u/an-toine)\ **Replies:** 11\ **Last updated:** [May 21, 2026, 7:16am UTC](https://forums.percona.com/t/high-memory-usage-of-postgresql-leader-pod/40727 "2026-05-21T07:16:38Z")
Description: Hello ! We are using the Percona PostgreSQL operator to instanciate databases in a Kubernetes cluster. Lately, we have received alerts about the leader pod being evicted because of memory pressure on a nod… --- ## [Cluster crash without auto recovery after SST transfer](https://forums.percona.com/t/cluster-crash-without-auto-recovery-after-sst-transfer/40749)
**Author:** [@Yash\_Daga](https://forums.percona.com/u/Yash_Daga)\ **Replies:** 6\ **Last updated:** [May 21, 2026, 7:04am UTC](https://forums.percona.com/t/cluster-crash-without-auto-recovery-after-sst-transfer/40749 "2026-05-21T07:04:57Z")
Setup: 3 node percona pxc cluster on k8s with the following percona images Operator: 1.19.0 Cluster: 8.0.42-33.1 Xtrabackup: 8.0.35-34.1 I performed the following test: Bring down pxc-2 for sufficiently long time … --- ## [Security Advisory: Percona Server for MongoDB 🚨](https://forums.percona.com/t/security-advisory-percona-server-for-mongodb/40798)
**Author:** [@radoslaw.szulgo](https://forums.percona.com/u/radoslaw.szulgo)\ **Replies:** 2\ **Last updated:** [May 20, 2026, 5:54pm UTC](https://forums.percona.com/t/security-advisory-percona-server-for-mongodb/40798 "2026-05-20T17:54:52Z")
Date: May 12-13, 2026 Primary Affected Versions: Percona Server for MongoDB 7.0.x (pre-7.0.34) and Community Percona Server for MongoDB 8.0.x (pre-8.0.23) and Community, :red\_circle: High Priority CVE-2026… --- ## [Percona Server for MongoDB 7.0.34-19 Released](https://forums.percona.com/t/percona-server-for-mongodb-7-0-34-19-released/40823)
**Author:** [@Alex\_Miroshnychenko](https://forums.percona.com/u/Alex_Miroshnychenko)\ **Replies:** 0\ **Last updated:** [May 20, 2026, 1:47pm UTC](https://forums.percona.com/t/percona-server-for-mongodb-7-0-34-19-released/40823 "2026-05-20T13:47:03Z")
Percona Server for MongoDB 7.0.34-19 has been released and is now available on the website and in the main repositories. Release notes for your reference: Percona Server for MongoDB 7.0.34-19 --- ## [The former primary pod did not start as a replica during few scenarios](https://forums.percona.com/t/the-former-primary-pod-did-not-start-as-a-replica-during-few-scenarios/40819)
**Author:** [@Srinivas](https://forums.percona.com/u/Srinivas)\ **Replies:** 0\ **Last updated:** [May 20, 2026, 7:37am UTC](https://forums.percona.com/t/the-former-primary-pod-did-not-start-as-a-replica-during-few-scenarios/40819 "2026-05-20T07:37:24Z")
The former primary pod did not start as a replica during few scenarios either during network isolation or when its worker node was unavailable. Below are performed to start former primary pod as replica and pod stuck at… --- ## [PCSM 0.8.1 auto clone segmentation passes byte count to find().skip(), failing on large collections](https://forums.percona.com/t/pcsm-0-8-1-auto-clone-segmentation-passes-byte-count-to-find-skip-failing-on-large-collections/40805)
**Author:** [@Yeruchom](https://forums.percona.com/u/Yeruchom)\ **Replies:** 4\ **Last updated:** [May 19, 2026, 10:05am UTC](https://forums.percona.com/t/pcsm-0-8-1-auto-clone-segmentation-passes-byte-count-to-find-skip-failing-on-large-collections/40805 "2026-05-19T10:05:56Z")
Summary In auto mode (the default), PCSM computes the clone segment size in bytes but passes it directly to MongoDB’s find().skip(), which expects a document count. On large collections this produces a nonsense skip valu… --- ## [Percona Postgres: Primary promotion happened during parameter change and behavior during pod delete forcefully](https://forums.percona.com/t/percona-postgres-primary-promotion-happened-during-parameter-change-and-behavior-during-pod-delete-forcefully/40811)
**Author:** [@Srinivas](https://forums.percona.com/u/Srinivas)\ **Replies:** 0\ **Last updated:** [May 18, 2026, 11:07am UTC](https://forums.percona.com/t/percona-postgres-primary-promotion-happened-during-parameter-change-and-behavior-during-pod-delete-forcefully/40811 "2026-05-18T11:07:27Z")
Please clarify understanding to the below questions. We changed the parameter “patroni.leaderLeaseDurationSeconds,” which triggered a pod restart one at a time for both the primary and replica pods. We also observed a… --- ## [Mongo exporter not working after upgrading major version to 8 on sharded setup](https://forums.percona.com/t/mongo-exporter-not-working-after-upgrading-major-version-to-8-on-sharded-setup/40803)
**Author:** [@rkamath](https://forums.percona.com/u/rkamath)\ **Replies:** 1\ **Last updated:** [May 18, 2026, 10:56am UTC](https://forums.percona.com/t/mongo-exporter-not-working-after-upgrading-major-version-to-8-on-sharded-setup/40803 "2026-05-18T10:56:02Z")
Description: After upgrading from mongo 7 to mongo 8.0.20 on a sharded mongo setup, mongo metrics do not show up correctly and errors are seen in the agent logs. Exporters are setup on the replica set ports themselves. D… --- ## [Pmm-client sidecar container is not getting created](https://forums.percona.com/t/pmm-client-sidecar-container-is-not-getting-created/40778)
**Author:** [@Srinivas](https://forums.percona.com/u/Srinivas)\ **Replies:** 2\ **Last updated:** [May 18, 2026, 10:11am UTC](https://forums.percona.com/t/pmm-client-sidecar-container-is-not-getting-created/40778 "2026-05-18T10:11:19Z")
Description: We have been creating pmm-server and pmm-client side car containers but unable to deploy pmm-client side car containers on primary Patroni and standby Patroni cluster on different OCP environments Steps to … --- ## [Forced reboot a node and doesn't start automatically](https://forums.percona.com/t/forced-reboot-a-node-and-doesnt-start-automatically/40217)
**Author:** [@chernandez\_a3sec](https://forums.percona.com/u/chernandez_a3sec)\ **Replies:** 7\ **Last updated:** [May 16, 2026, 1:19am UTC](https://forums.percona.com/t/forced-reboot-a-node-and-doesnt-start-automatically/40217 "2026-05-16T01:19:57Z")
Hi I’m testing a 3-node percona cluster and when a node is forced rebooted, mysql doesn’t start automatically. systemctl status mysql gives me: mysql-systemd\[618\]: WARNING: Node has been rebooted, /var/lib/mysql/gra… --- ## [Max PMM User Connections issue for MongoDB Replica Set](https://forums.percona.com/t/max-pmm-user-connections-issue-for-mongodb-replica-set/40791)
**Author:** [@Naresh9999](https://forums.percona.com/u/Naresh9999)\ **Replies:** 2\ **Last updated:** [May 15, 2026, 7:16am UTC](https://forums.percona.com/t/max-pmm-user-connections-issue-for-mongodb-replica-set/40791 "2026-05-15T07:16:25Z")
Hi Team, We have configured a PMM user for monitoring the MongoDB replica set. After a few days, we noticed that the replica set ran out of maximum available connections. It appears that each node in the replica set is… --- ## [Percona Postgresql-17 pg\_tde configuration abd setup](https://forums.percona.com/t/percona-postgresql-17-pg-tde-configuration-abd-setup/40006)
**Author:** [@Johnathan](https://forums.percona.com/u/Johnathan)\ **Replies:** 4\ **Last updated:** [May 15, 2026, 5:44am UTC](https://forums.percona.com/t/percona-postgresql-17-pg-tde-configuration-abd-setup/40006 "2026-05-15T05:44:18Z")
I want to taste pg\_tde and need help configuring the global and masterkeys. I will later immplement a proper key management later --- ## [Pt-table-checksum 3.7.1: SHOW REPLICAS issued against MariaDB on builds with non-default version\_comment](https://forums.percona.com/t/pt-table-checksum-3-7-1-show-replicas-issued-against-mariadb-on-builds-with-non-default-version-comment/40774)
**Author:** [@samjvaughan](https://forums.percona.com/u/samjvaughan)\ **Replies:** 3\ **Last updated:** [May 14, 2026, 10:58pm UTC](https://forums.percona.com/t/pt-table-checksum-3-7-1-show-replicas-issued-against-mariadb-on-builds-with-non-default-version-comment/40774 "2026-05-14T22:58:52Z")
(apologies - tried to submit on Jira but I get persistent “you are not authorised” errors) pt-table-checksum 3.7.1: SHOW REPLICAS issued against MariaDB on builds with non-default version\_comment Summary pt-table-checks… --- ## [Mongo-tools version percona-server-mongodb](https://forums.percona.com/t/mongo-tools-version-percona-server-mongodb/40796)
**Author:** [@anuraggupta](https://forums.percona.com/u/anuraggupta)\ **Replies:** 1\ **Last updated:** [May 14, 2026, 12:16pm UTC](https://forums.percona.com/t/mongo-tools-version-percona-server-mongodb/40796 "2026-05-14T12:16:48Z")
Are the mongo-tools which are part of percona-server-mongodb: bsondump, mongodump, mongoexport, mongofiles, mongoimport, mongorestore, mongostat mongotop Are these the opensource versions or modified by percona? Can I… --- ## [XtraBackup Restore Issue – Database Not Recognized but mysqldump Works](https://forums.percona.com/t/xtrabackup-restore-issue-database-not-recognized-but-mysqldump-works/40621)
**Author:** [@viswanatha](https://forums.percona.com/u/viswanatha)\ **Replies:** 41\ **Last updated:** [May 13, 2026, 12:12pm UTC](https://forums.percona.com/t/xtrabackup-restore-issue-database-not-recognized-but-mysqldump-works/40621 "2026-05-13T12:12:36Z")
Subject: XtraBackup Restore Issue – Database Not Recognized but mysqldump Works Environment: Backup Server: OS: Ubuntu 20.04.6 LTS MySQL Version: 8.0.42 XtraBackup Version: 8.0.35-32 Datadir: /data/mysql … --- ## [Xtrabackup --prepare fails: xtrabackup\_info file missing in streaming backup directory](https://forums.percona.com/t/xtrabackup-prepare-fails-xtrabackup-info-file-missing-in-streaming-backup-directory/40790)
**Author:** [@Justin\_Swanhart](https://forums.percona.com/u/Justin_Swanhart)\ **Replies:** 1\ **Last updated:** [May 13, 2026, 5:12am UTC](https://forums.percona.com/t/xtrabackup-prepare-fails-xtrabackup-info-file-missing-in-streaming-backup-directory/40790 "2026-05-13T05:12:12Z")
I’ve tested this twice now. i am using xtrabackup to stream a backup over netcat to another host: $ xtrabackup --backup --stream=xbstream | pigz | nc REDACTED 9999 and $ nc -l -p 9999 | gzip -d | xbstream -x -C /var/… --- ## [Our Experience at MongoDB.local London 2026: The Era of AI … | Percona Community](https://forums.percona.com/t/our-experience-at-mongodb-local-london-2026-the-era-of-ai-percona-community/40788)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [May 12, 2026, 11:20am UTC](https://forums.percona.com/t/our-experience-at-mongodb-local-london-2026-the-era-of-ai-percona-community/40788 "2026-05-12T11:20:05Z")
On May 7th, Keith (Quality Engineer, Percona for MongoDB) and I had the super cool opportunity to head over to MongoDB.local London! The event was amazing and packed with insights about where the database ecosystem is he… --- ## [Two projects, one mission - hackorum and pginbox join forces | Percona Community](https://forums.percona.com/t/two-projects-one-mission-hackorum-and-pginbox-join-forces-percona-community/40787)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [May 12, 2026, 11:17am UTC](https://forums.percona.com/t/two-projects-one-mission-hackorum-and-pginbox-join-forces-percona-community/40787 "2026-05-12T11:17:57Z")
Last week, Zsolt and I jumped on a call with someone who had been building something remarkably similar to what we had been working on, completely independently. That someone is Jack Bonatakis, the creator of pginbox.dev,… --- ## [Error in backup-agent container: failed to refresh cached credentials](https://forums.percona.com/t/error-in-backup-agent-container-failed-to-refresh-cached-credentials/39686)
**Author:** [@Peters](https://forums.percona.com/u/Peters)\ **Replies:** 9\ **Last updated:** [May 12, 2026, 9:43am UTC](https://forums.percona.com/t/error-in-backup-agent-container-failed-to-refresh-cached-credentials/39686 "2026-05-12T09:43:11Z")
Hello, We have a problem with making backups in our mongodb cluster. We updated the operator from version 1.15 to 1.21.1 and now we are getting a error every 5 second in the backup\_agent container.Percona Server for Mo… --- ## [A crash about Semaphore wait](https://forums.percona.com/t/a-crash-about-semaphore-wait/40766)
**Author:** [@ocean](https://forums.percona.com/u/ocean)\ **Replies:** 3\ **Last updated:** [May 11, 2026, 3:47pm UTC](https://forums.percona.com/t/a-crash-about-semaphore-wait/40766 "2026-05-11T15:47:38Z")
My operating system version is Ubuntu 18.04, and the database is running on Percona Server for MySQL 5.7.34. The MySQL service crashed unexpectedly twice, on April 21 and May 6 respectively. Before the service outage, th… --- ## [MyRocks File Hints](https://forums.percona.com/t/myrocks-file-hints/40762)
**Author:** [@Jay\_Rafati](https://forums.percona.com/u/Jay_Rafati)\ **Replies:** 1\ **Last updated:** [May 11, 2026, 3:43pm UTC](https://forums.percona.com/t/myrocks-file-hints/40762 "2026-05-11T15:43:54Z")
Hi, does MyRocks sends file hints during compaction automatically or we have to configure that? I am running Sysbench/Percona MySQL/MyRocks with io\_uring. Want to make sure MyRocks Hints are getting passed to io\_uring a… --- ## [PITR nomination can be empty for one shard even when all agents are healthy](https://forums.percona.com/t/pitr-nomination-can-be-empty-for-one-shard-even-when-all-agents-are-healthy/40776)
**Author:** [@wanglong](https://forums.percona.com/u/wanglong)\ **Replies:** 5\ **Last updated:** [May 11, 2026, 12:40pm UTC](https://forums.percona.com/t/pitr-nomination-can-be-empty-for-one-shard-even-when-all-agents-are-healthy/40776 "2026-05-11T12:40:45Z")
!!!Pemisssion Denied to create a issue at pbm jira page，fallback to report a issue here. PITR nomination can be empty for one shard even when all agents are healthy Summary In a sharded cluster, PBM can start PITR norma… --- ## [Our Experience at MongoDB.local London 2026: The Era of AI … | Percona Community](https://forums.percona.com/t/our-experience-at-mongodb-local-london-2026-the-era-of-ai-percona-community/40779)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [May 11, 2026, 11:29am UTC](https://forums.percona.com/t/our-experience-at-mongodb-local-london-2026-the-era-of-ai-percona-community/40779 "2026-05-11T11:29:42Z")
On May 7th, Keith (Quality Engineer, Percona for MongoDB) and I had the super cool opportunity to head over to MongoDB.local London! The event was amazing and packed with insights about where the database ecosystem is he… --- ## [Patronictl TL mean?](https://forums.percona.com/t/patronictl-tl-mean/27989)
**Author:** [@parttime](https://forums.percona.com/u/parttime)\ **Replies:** 9\ **Last updated:** [May 9, 2026, 9:32pm UTC](https://forums.percona.com/t/patronictl-tl-mean/27989 "2026-05-09T21:32:42Z")
hi all, when ı list patronictl list get the TL. what does it mean TL ? how can we do 0 ? \[server01 ~\]$ patronictl -c /etc/patroni/patroni.yml list Cluster: name ---------------------------±—±----------+ | Member … --- ## [Why does pg\_stat\_monitor trigger a PostgreSQL restart?](https://forums.percona.com/t/why-does-pg-stat-monitor-trigger-a-postgresql-restart/39942)
**Author:** [@ANDiv1976](https://forums.percona.com/u/ANDiv1976)\ **Replies:** 6\ **Last updated:** [May 9, 2026, 9:28pm UTC](https://forums.percona.com/t/why-does-pg-stat-monitor-trigger-a-postgresql-restart/39942 "2026-05-09T21:28:00Z")
PostgreSQL version 14.17, PMM 3.4.1., pg\_stat\_monitor 2.2 The server has 32GB RAM, 28% allocated for huge pages, shared\_buffers size is 25%. The PostgreSQL logs contain the following entries: received immediate shutdow… --- ## [Pmm 3.7.0 system summary dislay error](https://forums.percona.com/t/pmm-3-7-0-system-summary-dislay-error/40702)
**Author:** [@cmj\_cmj](https://forums.percona.com/u/cmj_cmj)\ **Replies:** 5\ **Last updated:** [May 8, 2026, 1:41am UTC](https://forums.percona.com/t/pmm-3-7-0-system-summary-dislay-error/40702 "2026-05-08T01:41:46Z")
hi, my friends, i get this error on the pmm system summary, but it’s ok when i run the command manually on the client, i check the path setting is ok to search the perl command,so why this happen? --- ## [How to properly upgrade pg\_tde from 2.1.1 to 2.1.2 on Patroni cluster with pgbackrest and WAL encryption?](https://forums.percona.com/t/how-to-properly-upgrade-pg-tde-from-2-1-1-to-2-1-2-on-patroni-cluster-with-pgbackrest-and-wal-encryption/40484)
**Author:** [@Sourcream\_suicide](https://forums.percona.com/u/Sourcream_suicide)\ **Replies:** 1\ **Last updated:** [May 7, 2026, 5:04pm UTC](https://forums.percona.com/t/how-to-properly-upgrade-pg-tde-from-2-1-1-to-2-1-2-on-patroni-cluster-with-pgbackrest-and-wal-encryption/40484 "2026-05-07T17:04:30Z")
Environment: - PostgreSQL 18 - pg\_tde 2.1.1 - Patroni HA cluster (2 nodes) - pgbackrest for backups (repository on nodeA, backups from leader) - WAL encryption enabled (pg\_tde.wal\_encrypt = on) - File-based key pro… --- ## [Percona ClusterSync for MongoDB (PCSM) 0.8.1 Released](https://forums.percona.com/t/percona-clustersync-for-mongodb-pcsm-0-8-1-released/40759)
**Author:** [@Adnan\_Supic](https://forums.percona.com/u/Adnan_Supic)\ **Replies:** 0\ **Last updated:** [May 7, 2026, 3:14pm UTC](https://forums.percona.com/t/percona-clustersync-for-mongodb-pcsm-0-8-1-released/40759 "2026-05-07T15:14:38Z")
Percona ClusterSync for MongoDB (PCSM) 0.8.1 has been released and is now available. This patch focuses on stability, fixing a critical bug that could abort change-stream replication under heavy update workloads. With th… --- ## [Percona Server for MongoDB 7.0.32-18 Released](https://forums.percona.com/t/percona-server-for-mongodb-7-0-32-18-released/40758)
**Author:** [@Konstantin\_Trushin](https://forums.percona.com/u/Konstantin_Trushin)\ **Replies:** 0\ **Last updated:** [May 7, 2026, 3:11pm UTC](https://forums.percona.com/t/percona-server-for-mongodb-7-0-32-18-released/40758 "2026-05-07T15:11:52Z")
Percona Server for MongoDB 7.0.32-18 has been released. It is available for download in the main repositories as well as on the website. For your reference, here are the release notes. --- ## [Meet the Percona Community team | Percona Community](https://forums.percona.com/t/meet-the-percona-community-team-percona-community/40757)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [May 7, 2026, 2:59pm UTC](https://forums.percona.com/t/meet-the-percona-community-team-percona-community/40757 "2026-05-07T14:59:59Z")
We’ve just landed on X and Mastodon, and before the first real post goes out, we wanted to do something we don’t do often enough: introduce ourselves. This is a companion discussion topic for the original entry at http… [Previous page](https://forums.percona.com/latest.md?page=6) [Next page](https://forums.percona.com/latest.md?page=8)