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KloudDB
Приєднався 21 сер 2022
Kmon is next-gen Postgres monitoring solution - Find slow queries , Heavily written tables , Sequential scans , Database metrics , Security checks , vacuuming issues , Topology diagrams for your replication clusters and more
pgbouncer reserve pool gotcha - What is reserve_pool_timeout ?
When default pool is used how is reserve_pool used ?
What is reserve_pool_timeout ?
Pgbouncer Certification Exam (URL below)
www.proprofs.com/quiz-school/ugc/story.php?title=pgbouncer-certification-exam
What is reserve_pool_timeout ?
Pgbouncer Certification Exam (URL below)
www.proprofs.com/quiz-school/ugc/story.php?title=pgbouncer-certification-exam
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Відео
pgbouncer routing queries to read replicas #postgresql #postgres
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How to route read queries to replicas via pgbouncer ? Pgbouncer Certification Exam (URL below) www.proprofs.com/quiz-school/ugc/story.php?title=pgbouncer-certification-exam
work_mem could trigger OOM issue #postgresql #postgres
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* Keep monitoring work_mem usage * It can cause OOM issue in some cases
work_mem configuration in Postgres #postgresql #postgres
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* How to configure work_mem in Postgres ? * work_mem can trigger OOM ?
What is a downgrade attack ?
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#postgresql #postgres #security What is a downgrade attack ?
Security awareness series - What is typosquatting ? #postgresql #postgres
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Repo URL : github.com/klouddb/klouddbshield Docs : klouddb.gitbook.io/klouddb_shield Sample HTML Report : klouddb.io/klouddbshield_report_july.html
Postgres Parameter Changes - Oracle Vs Postgres series #oracledba
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3 DAY FREE TRIAL klouddbschool.com/ v$parameter vs pg_settings How to change static parameter ? How to change dynamic parameter ? What are some postgres vs oracle differences ?
Are we violating the core security pillar "non-repudiation" by creating common users ? #postgresql
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Repo URL : github.com/klouddb/klouddbshield Docs : klouddb.gitbook.io/klouddb_shield Sample HTML Report : klouddb.io/klouddbshield_report_july.html * What is CIA triad ? * What is non-repudiation and how we are violating it ? * Common usernames * Security awareness for DBAs
Postgres transaction wrapround problem with animations #postgres #postgresql
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3 DAY FREE TRIAL klouddbschool.com/ * What happens if freezing does not happen ? * When does it go into read-only mode ? * When do we start seeing warnings in postgres logs * Idle transactions , inactive replication slots ,..
Understanding Security Baselines #postgres #postgresql #security
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Repo URL : github.com/klouddb/klouddbshield Docs : klouddb.gitbook.io/klouddb_shield Sample HTML Report : klouddb.io/klouddbshield_report_july.html Podcast with Tim * What is DevSecOps ? * Security Baseline - Why is it important to have a security baseline defined ? * Custom security baselines * CIS benchmarks
Postgres configuration tips and tricks - Include_dir , precedence ,.. #postgresql #postgres
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Topics included (klouddbschool.com/) * What happens when you have multiple parameter files in postgres ? * Include_dir * Order of precedence * Auto.conf precedence
KloudDB Shield Major Release - V1.9 #postgres #postgresql #security
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klouddb.gitbook.io/klouddb_shield * 11 unique postgres security features * Best Postgres Security tool to enhance your security posture * New features added * HBA Scanner , Inactive users , Client Ip detector , leaked passwords , password attack simulator , more..
POC environments Vs Cloud Costs - Controlling cloud costs
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* How POC environments can cause issues ? * Zombie resources
Effective_cache_size in Postgres - Is 75% of RAM good enough ? #postgres #postgresql
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* Most people use 75% of RAM as formula ? * How planner can be influenced with this parameter? * Podcast with Postgres guru Nik * Copying effective_cache_size and other planning related to parameters to lower environments (to mimic prod plans) ?
Is quantum computing a threat to cryptography ? #security #postgres #postgresql
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* Is Quantum computing a threat to cryptography ? * Existing cryptography methods * What is the current threat status ? klouddb.gitbook.io/klouddb_sh... Please try KloudDB Shield today
postgres shutdown modes- smart , fast , immediate #postgres #postgresql
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postgres shutdown modes- smart , fast , immediate #postgres #postgresql
Postgres Fillfactor - Fillfactor can impact performance ? #postgres #postgresql
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Postgres Fillfactor - Fillfactor can impact performance ? #postgres #postgresql
Stopping Vs Terminating Instance : RI FAQs Episode1 - Controlling cloud costs (weekly podcast)
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Stopping Vs Terminating Instance : RI FAQs Episode1 - Controlling cloud costs (weekly podcast)
How Netflix reduced their cloud bill by 5-10% - Controlling cloud costs (weekly podcast)
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How Netflix reduced their cloud bill by 5-10% - Controlling cloud costs (weekly podcast)
Time to crack a complex password - Use complex passwords #postgres #postgresql #security
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Time to crack a complex password - Use complex passwords #postgres #postgresql #security
Turning off autovacuum disables autovacuum completely ? #postgresql #postgres
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Turning off autovacuum disables autovacuum completely ? #postgresql #postgres
Patroni failure scenarios - What if Postgres crashes ?
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Patroni failure scenarios - What if Postgres crashes ?
7 different Postgres streaming replication failure scenarios - Kmon #postgres #postgresql
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7 different Postgres streaming replication failure scenarios - Kmon #postgres #postgresql
Postgresql shared_buffers #postgres #postgresql
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Postgresql shared_buffers #postgres #postgresql
Anatomy of RDS/Aurora cloud costs (Part 1) - Controlling cloud costs (weekly podcast)
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Anatomy of RDS/Aurora cloud costs (Part 1) - Controlling cloud costs (weekly podcast)
Simulate password attacks using KloudDB Shield #postgresql #postgres
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Simulate password attacks using KloudDB Shield #postgresql #postgres
Generate complex and random passwords - Postgres Security #postgres #postgresql
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Generate complex and random passwords - Postgres Security #postgres #postgresql
Postgres common usernames - Postgres Security #postgresql #postgres
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Postgres common usernames - Postgres Security #postgresql #postgres
Postgresql Max_connections - How to properly configure ? #postgres #postgresql
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Postgresql Max_connections - How to properly configure ? #postgres #postgresql
Postgres DBA Series - Tales from the field : Giovanni(Covermymeds)
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Postgres DBA Series - Tales from the field : Giovanni(Covermymeds)
where can i find the part 2 Sir?
Is there any possibility of auto partitioning in postresql itself? I want to create partition by range based on createdAt, whenever a new entry added to main table, the postgrSQL itself need to check whether partition exist for that createdAt value, if not it needs to create on its own. Is it possible now with postgres 16?
Perrfect
Thanks for the feedback
very good questions. Very well answered by him, its all about his experience and the situations he faced.
Thanks for your feedback
hello . ı have a 3 node. my patroni is active but.3 node replica mode. ıf ı look patroni status; INFO : WAİTİNG LEADER BOOSTRAP. PLEASE HELP ME
Please email us for support - support@klouddb.io
Hi, i have a question, i have an case which on my table it has 14gb toast size while the data only consume 1.2Gb, and yes there are 2 Column storing a lot of text (payload) . I already perform vacuum and vacuum full on that table but the toast is still there. My question is 1. Is it normal having 14 gb toast size while the actual data onlly take 1.2 gb 2. If this aint normal, how to fix this? Thank you!
I think, your actual data might be reference to toast table.. so, actual data is always less than toast table.. Because, actual data is just a pointer !!
Thanks for putting this together!
Thanks for your feedback !
Promo-SM
In the PaaS AWS, Aurora will take the control
Buying RI doesn’t give you the guarantee you will have a reserved capacity…
Hi sir, how to do troubleshoot if conversions didn't happen
I'am issuing same etcdctl command to get kay-value, but nothing returning. What can be problem
Please email us for support - support@klouddb.io
Interesting topic, thanks for the presentation.
Thanks for your feedback
Hi can you share the query that you have used either in github
Can you please paste the script here? that polls for the primary node continuously?
Your explanation simple yet superb , Kindly share the document
00:05 Passwords may appear in Postgres logs when creating new roles or users. 00:34 Postgres logs can expose sensitive passwords. 01:06 Reset PG start statements and create a test role 01:46 Logging all or ddl statements can expose passwords in Postgres logs. 02:25 Sensitive passwords appearing in Postgres logs 03:00 Passwords appearing in PG statements is a security issue 03:30 Mitigate the risk of storing plain text passwords in Postgres logs 04:08 Postgres logs can store plain text passwords.
Do i have to take a downtime during switchover if i randomly wanted to switch one node and remove it
Hi can you you make a vedio for pgpool ssl configuration.
🎯 Key Takeaways for quick navigation: 03:35 🤖 Patroni handles node failures and failovers internally. 04:19 🛡️ A demonstration of simulating a primary node failure and leader election in Patroni. 07:28 💼 How to perform a planned leader switch-over in Patroni. 09:22 🤖 Introduction to etcd commands for Patroni configuration and monitoring. Made with HARPA AI
🎯 Key Takeaways for quick navigation: 00:01 🤖 Introduction to Patroni and its reliance on DCS (etcd) - Patroni is a Python-based bot used in PostgreSQL clustering. - Patroni relies on a Distributed Configuration Store (DCS), like etcd, for coordination and leader election. 03:35 🛡️ Overview of Node Failure and Failover in Patroni - When the primary node fails, a new leader election process is triggered. - Replicas check the status of other nodes, and the one with the least replication lag becomes the new leader. 04:19 💼 Demonstration of Node Failure and Leader Election - The TTL of the leader key counts down, and the first replica to acquire it becomes the new leader. - Demonstrates the leader election process when the primary node fails. 07:28 🛡️ Planned Leader Switch Over in Patroni - Shows how to manually switch the leader in a planned maintenance scenario. - Node 1 is promoted as the new leader using the "switch over" option. 09:22 🤖 Introduction to etcd Commands - Introduction to etcd commands used for Patroni configuration and monitoring. - Demonstrates commands like "get leader key value," "get configuration," and "get member details." Made with HARPA AI
thanks
where is part2?
So if a table is 1TB size then we will see 1024 files in disk? Isn’t that too difficult to maintain?
where is part2?
How do we know about this seminars that you are conducting online ??
Please follow our Linkedin profiles - For future webinars
Very interesting
Thanks for the feedback
Where is the document ?
Very useful examples, thanks for the demo!
Thanks for your feedback
This is a great video. Thanks for this.
Glad it was helpful!
hi Does the clone database also replicated the data from the source after its creation or its a database from snapshot at that point?
I read from the document is said it's from the same volume not from a snapshot
thanks 😉
You're welcome!
Can we change this segment value? Does it have any effect on performance? Cuz postgresql is operating on 8kb pages by default
Very informative, thank you for sharing this.
Glad it was helpful!