# Latest **URL:** https://forums.percona.com/latest.md?page=3 [Latest](https://forums.percona.com/latest.md) · [Categories](https://forums.percona.com/categories.md) · [Tags](https://forums.percona.com/tags.md) **Page:** 4 --- ## [How to skip select or all read operation in audit\_log\_filter in percona 8.4](https://forums.percona.com/t/how-to-skip-select-or-all-read-operation-in-audit-log-filter-in-percona-8-4/37956)
**Author:** [@redssr](https://forums.percona.com/u/redssr)\ **Replies:** 5\ **Last updated:** [August 25, 2026, 3:29pm UTC](https://forums.percona.com/t/how-to-skip-select-or-all-read-operation-in-audit-log-filter-in-percona-8-4/37956 "2026-08-25T15:29:17Z")
Dear Friends, Hope you are all doing well, like as of always, i need some help from you experts. I am trying to create a filter in percona MySQL 8.4 to log only ddl and dml activities but somehow its logging all the ev… --- ## [PXC 8.4.6: LOCK\_ticket\_store\_ops mutex instances grow with cumulative connections](https://forums.percona.com/t/pxc-8-4-6-lock-ticket-store-ops-mutex-instances-grow-with-cumulative-connections/41203)
**Author:** [@Wu\_Nan\_Lin](https://forums.percona.com/u/Wu_Nan_Lin)\ **Replies:** 4\ **Last updated:** [August 25, 2026, 2:11pm UTC](https://forums.percona.com/t/pxc-8-4-6-lock-ticket-store-ops-mutex-instances-grow-with-cumulative-connections/41203 "2026-08-25T14:11:31Z")
Hello Percona team, We are seeing continuous growth of this Performance Schema mutex instance on a three-node staging PXC cluster: wait/synch/mutex/sql/MDL\_ticket\_store::LOCK\_ticket\_store\_ops Environment PXC: 8.4.6-6.… --- ## [Alleged memory leak in MySQL master on a huge database](https://forums.percona.com/t/alleged-memory-leak-in-mysql-master-on-a-huge-database/31069)
**Author:** [@mag1kan1n](https://forums.percona.com/u/mag1kan1n)\ **Replies:** 9\ **Last updated:** [August 24, 2026, 11:09am UTC](https://forums.percona.com/t/alleged-memory-leak-in-mysql-master-on-a-huge-database/31069 "2026-08-24T11:09:06Z")
Hi everyone. I am having a trouble with the MySQL installation that causes slow but steady memory consumption increase on the production database. I am attaching the config and a screenshot that shows MySQL memory usag… --- ## [Should we enable pgsm\_normalized\_query or not? — Missing QAN examples on PMM 3.8.1](https://forums.percona.com/t/should-we-enable-pgsm-normalized-query-or-not-missing-qan-examples-on-pmm-3-8-1/41110)
**Author:** [@Naresh9999](https://forums.percona.com/u/Naresh9999)\ **Replies:** 8\ **Last updated:** [August 23, 2026, 7:58pm UTC](https://forums.percona.com/t/should-we-enable-pgsm-normalized-query-or-not-missing-qan-examples-on-pmm-3-8-1/41110 "2026-08-23T19:58:44Z")
Hi team, Following up on this earlier thread: No query examples in PMM QAN with pg\_stat\_monitor normalized queries enabled We’re on PMM 3.8.1 monitoring PostgreSQL with pg\_stat\_monitor, and confirmed the same behavior:… --- ## [The curios case of timezone inconsistencies between … | Percona Community](https://forums.percona.com/t/the-curios-case-of-timezone-inconsistencies-between-percona-community/41199)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [August 23, 2026, 7:38pm UTC](https://forums.percona.com/t/the-curios-case-of-timezone-inconsistencies-between-percona-community/41199 "2026-08-23T19:38:29Z")
I would like to introduce here the curious case that I had on a Patroni Cluster in production, after a migration from Oracle, with timezone differences between what was written from an application log and what was set in… --- ## [Is Jemalloc still recommended to replace glibc?](https://forums.percona.com/t/is-jemalloc-still-recommended-to-replace-glibc/41183)
**Author:** [@minh](https://forums.percona.com/u/minh)\ **Replies:** 5\ **Last updated:** [August 21, 2026, 3:33pm UTC](https://forums.percona.com/t/is-jemalloc-still-recommended-to-replace-glibc/41183 "2026-08-21T15:33:51Z")
We have Percona MySQL 5.7 running on AWS EC2 with 752 GB of memory and 128 CPUs, using Rocky 8. We typically see around 36K QPS during peak times, with approximately 20–40 running threads. However, we have experienced o… --- ## [PXC IST Recovery Time After Heavy Write Load (11+ Hours of Continuous Writes)](https://forums.percona.com/t/pxc-ist-recovery-time-after-heavy-write-load-11-hours-of-continuous-writes/41187)
**Author:** [@vagrawal](https://forums.percona.com/u/vagrawal)\ **Replies:** 3\ **Last updated:** [August 21, 2026, 10:24am UTC](https://forums.percona.com/t/pxc-ist-recovery-time-after-heavy-write-load-11-hours-of-continuous-writes/41187 "2026-08-21T10:24:39Z")
Hello Percona Team, We are testing Percona XtraDB Cluster (PXC) 8.4.x with the objective of understanding the recovery time after a node has been offline during a heavy write workload. Test Environment Percona XtraDB … --- ## [Hackorum Update: What's New Since February | Percona Community](https://forums.percona.com/t/hackorum-update-whats-new-since-february-percona-community/41188)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [August 20, 2026, 11:12am UTC](https://forums.percona.com/t/hackorum-update-whats-new-since-february-percona-community/41188 "2026-08-20T11:12:35Z")
Back in February, I wrote about Hackorum, a forum style web view of the pg-hackers mailing list. If you missed that post, you can read it here first. It turns the mailing list into something that reads and navigates a bi… --- ## [Double entry about disconnection audit\_log\_filter Mysql 8.4.10](https://forums.percona.com/t/double-entry-about-disconnection-audit-log-filter-mysql-8-4-10/41180)
**Author:** [@Kobold](https://forums.percona.com/u/Kobold)\ **Replies:** 7\ **Last updated:** [August 20, 2026, 7:19am UTC](https://forums.percona.com/t/double-entry-about-disconnection-audit-log-filter-mysql-8-4-10/41180 "2026-08-20T07:19:08Z")
I have next settings: SELECT audit\_log\_filter\_set\_filter('only\_logins', '{"filter": {"class": \[{"name": "connection", "event": \[{"name": "connect"}, {"name": "disconnect"}\]}\]}}'); SELECT audit\_log\_filter\_set\_user('%', … --- ## [Allow configuring S3 request checksum calculation (blocks PBM on NetApp ONTAP S3)](https://forums.percona.com/t/allow-configuring-s3-request-checksum-calculation-blocks-pbm-on-netapp-ontap-s3/41147)
**Author:** [@Ralfo\_Becher](https://forums.percona.com/u/Ralfo_Becher)\ **Replies:** 3\ **Last updated:** [August 19, 2026, 10:58am UTC](https://forums.percona.com/t/allow-configuring-s3-request-checksum-calculation-blocks-pbm-on-netapp-ontap-s3/41147 "2026-08-19T10:58:32Z")
Hi, PBM cannot write to NetApp ONTAP S3. Every PutObject fails with: InvalidArgument: x-amz-content-sha256 must be UNSIGNED-PAYLOAD, STREAMING-AWS4-HMAC-SHA256-PAYLOAD or a valid sha256 value aws-sdk-go-v2 defaults r… --- ## [Does Percona ClusterSync support data migration across major and minor versions?](https://forums.percona.com/t/does-percona-clustersync-support-data-migration-across-major-and-minor-versions/41078)
**Author:** [@Hoang\_Cong\_Ph\_c](https://forums.percona.com/u/Hoang_Cong_Ph_c)\ **Replies:** 3\ **Last updated:** [August 19, 2026, 10:55am UTC](https://forums.percona.com/t/does-percona-clustersync-support-data-migration-across-major-and-minor-versions/41078 "2026-08-19T10:55:51Z")
Based on this link, does Percona ClusterSync support data migration across major and minor versions, such as from 7.0.x to 8.3.x? --- ## [Percona XtraDB Cluster 8.4 Rocky Linux 10 issue](https://forums.percona.com/t/percona-xtradb-cluster-8-4-rocky-linux-10-issue/41177)
**Author:** [@Arya\_Emini](https://forums.percona.com/u/Arya_Emini)\ **Replies:** 2\ **Last updated:** [August 18, 2026, 5:06pm UTC](https://forums.percona.com/t/percona-xtradb-cluster-8-4-rocky-linux-10-issue/41177 "2026-08-18T17:06:44Z")
PXC 8.4.10-10 EL10: RPM dependency conflict with Rocky Linux 10 AppStream Summary Installing percona-xtradb-cluster-server-8.4.10-10.1.el10.x86\_64 on Rocky Linux 10 fails because the package requires perl-DBD-MySQL, whic… --- ## [How to migrate Secret Keys generated by component\_keyring\_vault from HashiCorp Vault to Azure Key Vault?](https://forums.percona.com/t/how-to-migrate-secret-keys-generated-by-component-keyring-vault-from-hashicorp-vault-to-azure-key-vault/41175)
**Author:** [@Sergey\_Ogurtsov](https://forums.percona.com/u/Sergey_Ogurtsov)\ **Replies:** 2\ **Last updated:** [August 18, 2026, 2:56pm UTC](https://forums.percona.com/t/how-to-migrate-secret-keys-generated-by-component-keyring-vault-from-hashicorp-vault-to-azure-key-vault/41175 "2026-08-18T14:56:10Z")
Hello colleagues, We currently use component\_keyring\_vault to manage encryption keys for Percona XtraDB Cluster with HashiCorp Vault. We are planning to migrate from HashiCorp Vault to Azure Key Vault. However, accordi… --- ## [Best practice for pt-table-checksum frequency in Oracle Unified Assurance active-active MySQL setup](https://forums.percona.com/t/best-practice-for-pt-table-checksum-frequency-in-oracle-unified-assurance-active-active-mysql-setup/41144)
**Author:** [@degokul](https://forums.percona.com/u/degokul)\ **Replies:** 1\ **Last updated:** [August 17, 2026, 3:23pm UTC](https://forums.percona.com/t/best-practice-for-pt-table-checksum-frequency-in-oracle-unified-assurance-active-active-mysql-setup/41144 "2026-08-17T15:23:59Z")
Hi Percona community, I’m looking for best-practice guidance on how often to run pt-table-checksum in our environment. We run Oracle Unified Assurance, which is a monitoring/alerting platform with frequent ongoing data… --- ## [Percona Patroni EOL Support with Ubuntu Pro for 22.04](https://forums.percona.com/t/percona-patroni-eol-support-with-ubuntu-pro-for-22-04/40892)
**Author:** [@zubin.parihar.bcgeu](https://forums.percona.com/u/zubin.parihar.bcgeu)\ **Replies:** 4\ **Last updated:** [August 17, 2026, 6:32am UTC](https://forums.percona.com/t/percona-patroni-eol-support-with-ubuntu-pro-for-22-04/40892 "2026-08-17T06:32:14Z")
Hey folks, Ubuntu 22.04 LTS has an EOL on April 2027 However, if we purchase Ubuntu Pro, that gives us 10 - 15 Years of support via Canonical. However, if we install Percona Apt Repos for Patroni+PostgreSQL 17, is the… --- ## [PGO Builds Available?](https://forums.percona.com/t/pgo-builds-available/41158)
**Author:** [@caffeinejolt](https://forums.percona.com/u/caffeinejolt)\ **Replies:** 4\ **Last updated:** [August 14, 2026, 8:24pm UTC](https://forums.percona.com/t/pgo-builds-available/41158 "2026-08-14T20:24:18Z")
I saw this: Profile-Guided Optimization (PGO) and non-PGO builds - Percona Server for MySQL But cannot find any PGO builds/RPMs for AlmaLinux 8 with 8.4.10-10? I was thinking of trying it out to see if it makes a diffe… --- ## [Error trying to add mysql to percona services](https://forums.percona.com/t/error-trying-to-add-mysql-to-percona-services/41138)
**Author:** [@Aviruk\_Bhattacharjee](https://forums.percona.com/u/Aviruk_Bhattacharjee)\ **Replies:** 3\ **Last updated:** [August 14, 2026, 9:39am UTC](https://forums.percona.com/t/error-trying-to-add-mysql-to-percona-services/41138 "2026-08-14T09:39:32Z")
All mysql databases are not adding to percona --- ## [PBM restore with the possibility to order the collections by size](https://forums.percona.com/t/pbm-restore-with-the-possibility-to-order-the-collections-by-size/41140)
**Author:** [@craynaud](https://forums.percona.com/u/craynaud)\ **Replies:** 3\ **Last updated:** [August 11, 2026, 4:29pm UTC](https://forums.percona.com/t/pbm-restore-with-the-possibility-to-order-the-collections-by-size/41140 "2026-08-11T16:29:24Z")
Hello :), I would like to know if you are considering implementing an option for pbm restore for restoring collections and/or databases based on their size? Here is our use case: PBM Version: 2.10.0 MongoDB Version: … --- ## [PostgreSQL Removing control characters from a string](https://forums.percona.com/t/postgresql-removing-control-characters-from-a-string/41073)
**Author:** [@jruffer](https://forums.percona.com/u/jruffer)\ **Replies:** 8\ **Last updated:** [August 7, 2026, 1:34pm UTC](https://forums.percona.com/t/postgresql-removing-control-characters-from-a-string/41073 "2026-08-07T13:34:34Z")
PostgreSQL We have some bytea columns that contain various control characters including nulls. How can I remove them? replace(column,CHR(0)," ") comes back with ERROR: null character not permitted. regexp\_replace(col… --- ## [Herding Goats Across Continents: How We Took 100 People From … | Percona Community](https://forums.percona.com/t/herding-goats-across-continents-how-we-took-100-people-from-percona-community/41145)
**Author:** [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\ **Replies:** 0\ **Last updated:** [August 6, 2026, 11:24am UTC](https://forums.percona.com/t/herding-goats-across-continents-how-we-took-100-people-from-percona-community/41145 "2026-08-06T11:24:19Z")
Every great journey needs a guide. Ours just happened to be a mountain goat. Fresh off a brand-new Percona branding reveal — complete with a rugged mountain goat mascot, a custom-made goat cake, and even a (surprisingly … --- ## [Mysql\_config\_editor - missing from latest pxc-84-lts](https://forums.percona.com/t/mysql-config-editor-missing-from-latest-pxc-84-lts/40693)
**Author:** [@moro15011](https://forums.percona.com/u/moro15011)\ **Replies:** 8\ **Last updated:** [August 6, 2026, 9:28am UTC](https://forums.percona.com/t/mysql-config-editor-missing-from-latest-pxc-84-lts/40693 "2026-08-06T09:28:42Z")
Hi guys, I’ve recently installed a new Percona Mysql XtraDB Cluster but there seems to be no package which provides mysql\_config\_editor These are the enabled repos \> percona-release show The following repositories ar… --- ## [Percona-xtradb-cluster-server 1:8.4.10-10-1.noble now uses libperconaserverclient22 instead of libperconaserverclient24?](https://forums.percona.com/t/percona-xtradb-cluster-server-1-8-4-10-10-1-noble-now-uses-libperconaserverclient22-instead-of-libperconaserverclient24/41143)
**Author:** [@moro15011](https://forums.percona.com/u/moro15011)\ **Replies:** 2\ **Last updated:** [August 6, 2026, 8:54am UTC](https://forums.percona.com/t/percona-xtradb-cluster-server-1-8-4-10-10-1-noble-now-uses-libperconaserverclient22-instead-of-libperconaserverclient24/41143 "2026-08-06T08:54:36Z")
Hello Guys Yesterday I’ve installed the lastest vesion of percona-xtradb-cluster and since version 8.4.8 it started to use libperconaserverclient24 instead of libperconaserverclient22. Now on the newest version it goes … --- ## [Using pt-table-checksum without creating a new percona schema in a vendor-managed MySQL Enterprise database](https://forums.percona.com/t/using-pt-table-checksum-without-creating-a-new-percona-schema-in-a-vendor-managed-mysql-enterprise-database/41021)
**Author:** [@degokul](https://forums.percona.com/u/degokul)\ **Replies:** 2\ **Last updated:** [August 6, 2026, 3:37am UTC](https://forums.percona.com/t/using-pt-table-checksum-without-creating-a-new-percona-schema-in-a-vendor-managed-mysql-enterprise-database/41021 "2026-08-06T03:37:19Z")
Hi Percona community, I’m looking for guidance on the best way to use pt-table-checksum in a vendor-managed MySQL environment. Environment: Oracle Unified Assurance application Bundled MySQL Enterprise Edition as a t… --- ## [Percona Server for MongoDB 7.0.39-21 Released](https://forums.percona.com/t/percona-server-for-mongodb-7-0-39-21-released/41141)
**Author:** [@Alex\_Miroshnychenko](https://forums.percona.com/u/Alex_Miroshnychenko)\ **Replies:** 0\ **Last updated:** [August 5, 2026, 5:21pm UTC](https://forums.percona.com/t/percona-server-for-mongodb-7-0-39-21-released/41141 "2026-08-05T17:21:55Z")
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 7.0.39-21 --- ## [Auto renewal of ssl certificates](https://forums.percona.com/t/auto-renewal-of-ssl-certificates/41139)
**Author:** [@ipcmlr](https://forums.percona.com/u/ipcmlr)\ **Replies:** 3\ **Last updated:** [August 5, 2026, 4:16pm UTC](https://forums.percona.com/t/auto-renewal-of-ssl-certificates/41139 "2026-08-05T16:16:41Z")
Is there a way to autorenew ssl certificates for percona mysql on a scheduled basis? Or is scheduling a cronjob the only option I have? Thanks, Mike --- ## [Download only "xtrabackup\_checkpoints" and "xtrabackup\_info" files from S3](https://forums.percona.com/t/download-only-xtrabackup-checkpoints-and-xtrabackup-info-files-from-s3/41114)
**Author:** [@FabricioPedrosoJorge](https://forums.percona.com/u/FabricioPedrosoJorge)\ **Replies:** 2\ **Last updated:** [August 5, 2026, 10:03am UTC](https://forums.percona.com/t/download-only-xtrabackup-checkpoints-and-xtrabackup-info-files-from-s3/41114 "2026-08-05T10:03:38Z")
Hello Percona team, currently, we are backing up some MySQL databases via Xtrabackup (8.0) to S3 (xtrabackup + xbcloud) and also saving the files “xtrabackup\_checkpoints” and “xtrabackup\_info” locally. But if there are … --- ## [SSL Replication question](https://forums.percona.com/t/ssl-replication-question/41131)
**Author:** [@ipcmlr](https://forums.percona.com/u/ipcmlr)\ **Replies:** 1\ **Last updated:** [August 3, 2026, 5:53pm UTC](https://forums.percona.com/t/ssl-replication-question/41131 "2026-08-03T17:53:11Z")
I have replication setup. Copied keys, certs from the source to the replica. The ssl keys/certs are specified in the mysql config file. source\_ssl is 1 My replication user is setup and requires ssl. Replication is wo… --- ## [Native Solution for Per-Query Latency Percentiles (P90/P95/P99) at DB Level in MySQL 8.0/8.4 with PMM — Request for Guidance](https://forums.percona.com/t/native-solution-for-per-query-latency-percentiles-p90-p95-p99-at-db-level-in-mysql-8-0-8-4-with-pmm-request-for-guidance/41124)
**Author:** [@pravata\_dash](https://forums.percona.com/u/pravata_dash)\ **Replies:** 3\ **Last updated:** [August 3, 2026, 5:07pm UTC](https://forums.percona.com/t/native-solution-for-per-query-latency-percentiles-p90-p95-p99-at-db-level-in-mysql-8-0-8-4-with-pmm-request-for-guidance/41124 "2026-08-03T17:07:19Z")
Dear Percona Support / Engineering Team, We are currently investigating a significant observability gap and would like your guidance on whether a native or PMM-integrated solution exists. pmm-server version: 2.39.0 my… --- ## [PMM Server upgrade fails with "Internal server error" during 3.4.0 → 3.9.0 update](https://forums.percona.com/t/pmm-server-upgrade-fails-with-internal-server-error-during-3-4-0-3-9-0-update/41115)
**Author:** [@Naresh9999](https://forums.percona.com/u/Naresh9999)\ **Replies:** 2\ **Last updated:** [August 3, 2026, 5:01am UTC](https://forums.percona.com/t/pmm-server-upgrade-fails-with-internal-server-error-during-3-4-0-3-9-0-update/41115 "2026-08-03T05:01:47Z")
Environment: PMM Server current version: 3.4.0 (September 8, 2025) Target update version: 3.9.0 (July 30, 2026) Update method: In-UI update via “Update now” (Step 1 of 2: Update PMM Server) Deployment type: \[Docker / O… --- ## [Estimated 8.2/8.3 release date for Percona Mongo](https://forums.percona.com/t/estimated-8-2-8-3-release-date-for-percona-mongo/41081)
**Author:** [@rkamath](https://forums.percona.com/u/rkamath)\ **Replies:** 2\ **Last updated:** [July 31, 2026, 2:07pm UTC](https://forums.percona.com/t/estimated-8-2-8-3-release-date-for-percona-mongo/41081 "2026-07-31T14:07:17Z")
Do we know when a percona version of mongo 8.2 would be released? This version has orphanedCleanupDocSecs changes as well as new AI features that would useful for our use case. 8.3 is also marked as a stable release and … [Previous page](https://forums.percona.com/latest.md?page=2) [Next page](https://forums.percona.com/latest.md?page=4)