Postgresql inactive replication slot. NULL if the slot is currently being used.
Postgresql inactive replication slot Done. Might seem like a remedial question but I'm noticing that on my master database server, I have many inactive Dec 27, 2024 · This query iterates over your inactive replication slots and uses the pg_drop_replication_slot management function to drop them. */ TimestampTz inactive_since; Would it be better to say: "The time slot synchronization was stopped. com: Views: Raw Message | Whole Thread | Download mbox | Resend email: Thread: Nov 28, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Dec 11, 2024 · Hi Nisha. ====== Commit Message Add check if slot is 6 days ago · * Acquires the given slot and mark it invalid, if necessary and possible. com: Views: Raw Message | Whole Thread | Download mbox | Resend email: Thread: Mar 19, 2024 · 1. 4 version. > CR4 === > > + appendStringInfoString(&err_detail, _("The slot has been inactive for more than the time specified by replication_slot_inactive_timeout parameter. com> wrote: > > On Thu, Jan 11, 2024 at Mar 27, 2024 · > pg_replication_slots, shall we mention NULL instead of 0? Right. com: Views: Raw Nov 27, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Jan 2, 2025 · Re: Introduce XID age and inactive timeout based replication slot invalidation On Mon, Dec 30, 2024 at 11:05 AM Peter Smith <smithpb2250@gmail. The reason is that one depends of the Apr 6, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation: Date: 2024-04-06 06:25:38: Message-ID: CALj2ACW8SYiRL8vGAhez=FdrzxO0W5pVFvN8GF7yKCO8_c=QdQ@mail. Aug 23, 2022 · I have 2 logical replication slots in Postgres 12. oid: The OID of the database this slot is associated May 21, 2020 · Even though copying the state slot from the master to standby using an extension that keeps the slots on the replica reasonably up to date is good enough, having a complete solution with full integration with PostgreSQL becomes more Sep 9, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Nov 14, 2024 · Few comments for the changes under "inactive_since" description: + The time when slot synchronization (see <xref + linkend="logicaldecoding-replication-slots-synchronization"/>) + was most recently stopped. Returns a tuple with NULL values if the replication slot does not exist. Nov 21, 2024 · The pg_replication_slots view provides a listing of all replication slots that currently exist on the database cluster, along with their current state. Jun 20, 2022 · Inactive replication slots: Date: 2022-06-20 19:12:47: Message-ID: C9EB0BC3-35BF-4728-B00C-A856ABCCBA3C@gmail. Monitoring your replication slots is something that you don’t want to miss. This lack of feature undermined the use of logical replication and acted as one of the biggest Dec 24, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation: Date: 2024-12-24 12:57:15: Message-ID: CANtu0ogdrz=fTfz7Uvt7yK=5wwPgJDrUfbY5Jk2MHchMZ_wQ6w@mail. Change history. com> wrote: > > On Tue, Dec 24, 2024 at Nov 15, 2024 · > To me, the above lines give the impression that "inactive_since" is > only meaningful for the logical slots which are being synchronized > from primary to standby, which is not correct. Changed it to "The slot has been inactive for Oct 31, 2024 · > This is useful for slots on the > + standby that are intended to be synced from a primary server > I think it is better to be explicit here and probably say: "This is Mar 26, 2024 · Bertrand Drouvot <bertranddrouvot(dot)pg(at)gmail(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Nathan Bossart <nathandbossart(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> Subject: Re: Introduce XID age and inactive timeout based replication slot invalidation: Date: 2024-03-26 11:05:16 On Wed, Mar 27, 2024 at 3:13 AM Bertrand Drouvot <bertranddrouvot(dot)pg(at)gmail(dot)com> wrote: > Yeah, I think that both makes senses. This is useful for slots on the Sep 18, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation: Date: 2024-09-18 09:19:00: Message-ID: CAJpy0uC6nN3SLbEuCvz7-CpaPdNdXxH=feW5MhYQch-JWV0tLg@mail. (I had also checked patch v54-0001, but have no further Apr 3, 2024 · > "This slot has been invalidated because it was inactive for more than replication_slot_inactive_timeout"? Done. Unlike streaming replication connections, replication slots have to be created and Jan 13, 2022 · Failover of the logical replication slot has always been the pain point while using the logical replication in PostgreSQL. com> wrote: > > Commit message. Mar 3, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation at 2024-03-04 01:32:00 from Michael Paquier Re: Introduce XID age and inactive timeout based replication slot invalidation at 2024-03-04 08:41:01 from Bertrand Drouvot Dec 31, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Jul 25, 2018 · 当 PostgreSQL 使用 replication slots（复制槽）时，如果不谨慎使用或配置，可能会导致归档日志 (WAL 日志) 堆积，从而影响系统的正常运行。总体而言，正确使用 PostgreSQL 复制槽需要理解业务需求，并根据需求进行适当的配置和监控。合理的设置 Dec 5, 2024 · 该接口用于删除实例的指定Replication Slot。适用引擎 RDS PostgreSQL 注意事项 仅当 Replication Slot 的状态（SlotStatus）为 INACTIVE 时，可以被删除。 您可以调用 DescribeSlots 接口查询 Replication Slot 状态。 Jan 2, 2025 · Re: Introduce XID age and inactive timeout based replication slot invalidation: Date: 2025-01-02 10:27:10: Message-ID: CABdArM6L7HLg7Pv06xn_z4MEQnjKYt=7a1EGvsY6e0f5RUqL_w@mail. 0002 implementing inactive On Tue, Mar 26, 2024 at 03:44:29PM +0530, Amit Kapila wrote: > On Tue, Mar 26, 2024 at 2:11 PM Mar 25, 2024 · > > Track last_inactive_time in pg_replication_slots. com: Views: Raw Message | Whole Thread | Download mbox | Resend email: Thread: On Tue, Mar 26, 2024 at 4:35 PM Bharath Rupireddy <bharath. Jan 2, 2025 · Re: Introduce XID age and inactive timeout based replication slot invalidation Oct 25, 2023 · PostgreSQL 9. Suddenly one of them ( 100 fields, 16K records ) failed couple of days ago. Jun 21, 2022 · Thread: Inactive replication slots Inactive replication slots. com> wrote: > > If we just sync inactive_since value Nov 13, 2024 · Hi Nisha. PostgreSQL 9. deletedand retains the transactions, which is very critical. 6 and Chapter 47. Replication slots provide a May 5, 2018 · I have been using replication slotsince its birth in PostgreSQL 9. com> wrote: > > On Fri, Nov 15, 2024 at Aug 14, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation: Date: 2024-08-14 03:50:38: Message-ID: CAFPTHDZPOc7pY4E0zJ2om0MZLMt+UuiX-VLsJyRO_aSyR8DsnA@mail. The default is zero. That's why the last testcase didn't pass. To avoid WAL build-up on the primary, you Nov 21, 2024 · You can see the WAL availability of replication slots in pg_replication_slots. * Returns whether ReplicationSlotControlLock was released in the interim (and * in that case we're not holding the lock at return, otherwise we are). The data is replicating with no issues but when the > slots are inactive I Nov 21, 2024 · You can see the WAL availability of replication slots in pg_replication_slots. A slot is * removed if it: Feb 21, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Nov 27, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Nov 8, 2019 · 开启replication slots，从节点会自动将wal情况发送给primary。当从节点掉线时，主节点会保留wal，防止wal被覆盖。下面将此参数设置前后的现象做对比：测试一：不设置max_replication_slots参数，制造从节点xlog落后的情况；1、同步模式下，不存在从节点落后的问 Nov 28, 2024 · Dear Nisha, > > Attached v51 patch-set addressing all comments in [1] and [2]. Hi, On Mon, Jun 17, 2024 at 5:55 PM Bharath Rupireddy <bharath. at 2024-03-27 04:40:05 from Amit Kapila Browse Specifies the maximum number of replication slots (see Section 26. Changed. Thanks for the recent patch updates. Re: Introduce XID age and inactive timeout based replication slot invalidation at 2024-03-14 06:57:26 slot_name: name : A unique, cluster-wide identifier for the replication slot: plugin: name : The base name of the shared object containing the output plugin this logical slot is using, or null for physical slots. Here are my review comments for the v44-0001 test Feb 6, 2024 · PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> Subject: Re: Introduce XID age and inactive timeout based replication slot invalidation: Date: 2024-02-06 08:46:19: Message-ID: CAFiTN-t7Lb7nW7aKuJsX5b0nWMxTVF5Y=Z5+ZsgJz_mP6AfoXA@mail. In one of our database clusters, the design was simply like this: Nov 21, 2024 · The logical replication slots on the primary can be synchronized to the hot standby by using the failover parameter of pg_create_logical_replication_slot, or by using the failover option of CREATE SUBSCRIPTION during slot creation, and then calling pg_sync_replication_slots on the standby. com> wrote: > > On Tue, Mar 26, 2024 at On Mon, Sep 16, 2024 at 3:31 PM Bharath Rupireddy <bharath. The > checkpointer then invalidates all the slots that are lying inactive > for about inactive_replication_slot_timeout duration starting from > inactive Dec 30, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Nov 30, 2018 · Physical replication setup is really easy with slots. slot_type: text : The slot type - physical or logical: datoid: oid: pg_database. Dropping a replication slot using pg_drop_replication_slot(): Feb 20, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation at 2024-02-09 07:42:53 from Bertrand Drouvot Responses Re: Introduce XID age and inactive timeout based replication slot invalidation at 2024-02-21 05:25:00 from Bharath Rupireddy Nov 28, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation 4 days ago · + else /* Some other process owns the slot */ {+ + SpinLockRelease(&s->mutex); v60-0002 patch: 1) In the comment: /* * Invalidate slots that require resources about to be removed. If this value is specified without units, it is taken as megabytes. com> wrote: > > Please find the attached v46 patch Sep 18, 2024 · The group slot is usually inactive and is fast forwarded only periodically in response to Raft progress messages from other nodes. com: Views: Raw Message | Whole Thread | Download mbox | Resend email: Thread: Oct 18, 2024 · + True if this slot is currently currently being streamed </para></entry> currently shouldn't be used twice. A potential problem with this approach is that the > invalidation check can become too aggressive as XID horizons are Nov 13, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Mar 12, 2024 · Bertrand Drouvot <bertranddrouvot(dot)pg(at)gmail(dot)com>, Nathan Bossart <nathandbossart(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> Subject: Re: Introduce XID age and inactive timeout based replication slot invalidation On Sat, Jan 27, 2024 at 1:18 AM Bharath Rupireddy <bharath. + + + + Note that the idle timeout invalidation mechanism is not + applicable for slots on Nov 21, 2024 · pg_replication_slots 视图提供了数据库集群上当前存在的所有复制槽及其当前状态的列表 inactive_since timestamptz 该槽变为非活动状态的时间。如果当前正在使用该槽，则为 NULL。 请注意，对于从主服务器同步的备用服务器上的槽（其 synced 字段为 Jun 21, 2022 · > replication. This means it checks for both _cnpg_freddie_3 (already existing) and _cnpg_freddie_1 (the former primary, not existing yet, but expected to become a standby). Both the stand by servers are using the replication slots. > Today, when I checked the status of replication slots on primary, they are > showing active= ‘f’. - /* The time since the slot has become inactive */ + /* The time slot sychronized was stopped. Perhaps this view could be called differently, but now it's too late to rename. > b) Since we are referring to the sync cycle here, I feel it will be > good to give a link to that page. This feature is very helpful in terms of keeping the WAL files on master server to make sure that its replica servers are in good state and (a)sync with it. Regularly cleaning up unused Oct 25, 2024 · This article emphasizes the significance of PostgreSQL replication slots, covers the types, and provides commands for the creation, deletion, and monitoring of Postgres replication slots. com> wrote: > On Mon, Dec 16, 2024 at 4:10 Mar 1, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation at 2024-02-21 14:40:00 from Bharath Rupireddy; Responses. True if the slot is enabled for decoding prepared transactions. com> wrote: > > Here is the v56 patch set Dec 26, 2024 · backwards which makes the slot's inactive_since go backwards as well. com> wrote: > > There was a point raised Nov 21, 2024 · slot_name: name : A unique, cluster-wide identifier for the replication slot: plugin: name : The base name of the shared object containing the output plugin this logical slot is using, or null for physical slots. Sep 10, 2024 · nit - s/Set timeout so that next checkpoint will invalidate inactive slot/Set timeout GUC so that the next checkpoint will invalidate inactive slots/ ~~~ 9. 存在 INACTIVE 状态的 Replication Slot时，可能会导致 WAL 日志不断堆积，从而打满磁盘。您可以在 WAL 日志管理页签 看到所有 Replication Slot 相关信息，您也可以通过执行 SQL 命令：select * from pg_replication_slots where active='f'; 查看 INACTIVE 状态的 Slot。 Dec 27, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Aug 29, 2024 · Hi, Thanks for looking into this. This in turn causes a new WAL segment of 64 MB to be created every Aug 31, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation May 28, 2024 · 机器翻译，整理一下要点 如果要同步复制槽到备库，复制槽的failover属性需要指定，可以使用函数pg_create_logical_replication_slot在创建复制槽时指定failover参数，可以看到创建复制槽函数中多了一个failover参数，默认是false，指定为true就代表该复制 Jan 26, 2024 · > inactive_replication_slot_timeout. This query iterates over your inactive replication slots and uses the pg_drop_replication_slot management function to drop Nov 29, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Dec 3, 2024 · Hi Nisha, here are a couple of review comments for patch v52-0001. But, something horrible will happen if you left them inactive. com: Views: Raw Message | Whole Thread | Download mbox | Resend email: Thread: Sep 3, 2024 · Hi, my previous review posts did not cover the test code. Teja Jakkidi. Both the stand by servers are using thereplication slots. inactive_since + value. kapila16@gmail. > > > > 1) > > To me, the above lines give the impression that "inactive_since" is > > only meaningful for the logical slots which are being synchronized > > from primary to standby, which is not correct. For more on replication slots, see Section 26. Don't drop the group slot. +# Check for logical failover slot to become inactive on primary. conf file or on the server command line. com> wrote: > > Here are my thoughts on Aug 30, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Nov 7, 2024 · On Mon, Sep 16, 2024 at 3:31 PM Bharath Rupireddy <bharath. In response to this command, the server will return a one-row result set, containing the following fields: Mar 26, 2024 · From: Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com> To: shveta malik <shveta(dot)malik(at)gmail(dot)com> Cc: Bertrand Drouvot <bertranddrouvot Nov 21, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Dec 30, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Dec 30, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Dec 15, 2023 · 文章浏览阅读1. 4 开始支持Replication Slot新功能。对于Replication Slot，文档上介绍的不多，乍一看让人比较难理解是做什么的。其实，Replication Slot的出现，主要是为最终在PG内核实现逻辑复制和双向复制铺路的（目前，逻辑和双向复制在内核中还 On Mon, Dec 16, 2024 at 4:10 PM Nisha Moond <nisha. On Mon, Sep 2, 2024 at 1:37 PM Peter Smith <smithpb2250@gmail. <literal>NULL</literal> if the slot + has always been synchronized. rupireddyforpostgres@gmail. Warning. "? 3. The time since the slot has become inactive. inactive_timeout is now slot-level, that is, one can set it while creating the slot either via SQL functions or via replication commands or via subscription. > + zero until the next slot sync cycle (see > + <xref linkend="logicaldecoding-replication-slots-synchronization"/> for Nov 18, 2024 · > > + so they know when the slot stopped being synchronized. Dive in to discover more about Jan 22, 2020 · Alternative approaches of not using replication slots is to configure PostgreSQL with continuous archiving and provide a restore_command to give the replica access to the archive. last_inactive_at is now set even for non-walsenders whenever the Dec 11, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Jan 22, 2020 · maximus_db=# select pg_drop_replication_slot('slot2'); -[ RECORD 1 ]-----+- pg_drop_replication_slot | Monitoring your PostgreSQL replication slots. > > > > This commit adds a new property called last_inactive_time for slots. On a primary node, this > > column gives the timestamp when any slot becomes Mar 4, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Nov 21, 2024 · READ_REPLICATION_SLOT slot_name # Read some information associated with a replication slot. wal_sender_timeout (integer) # Terminate replication connections that are inactive for longer than this Sep 16, 2024 · The 'replication_slot_inactive_timeout' is > measured in seconds so I don't think 'inactive_since' being wrong by a > millisecond here will make any difference. 3. Obviously, the replication slot is inactive. One important aspect of PostgreSQL replication is replication slots, a feature that was introduced in PostgreSQL 9. Here are some review comments for patch v54-0002. com> wrote: > > Hi, > > > Please find On Mon, Sep 16, 2024 at 3:31 PM Bharath Rupireddy <bharath. 6) that the server can support. On a primary node, this > column gives the timestamp when any slot becomes inactive. conf file or on the It is NULL for lost slots, as well as if max_slot_wal_keep_size is -1. ====== Commit Sep 8, 2024 · Hi, Thanks for reviewing. Today, when I checked the status of replication slots on primary, they are On Fri, Dec 20, 2024 at 3:12 PM Amit Kapila <amit. And this finally explains why that inactive replication slot causes the retention of that much WAL on an idle database: there actually are some data changes made every five minutes in form of that heartbeat in the rdsadmin database. Always false for physical slots. From: Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com> (at)lists(dot)postgresql(dot)org> Subject: Introduce XID age and inactive timeout based replication slot invalidation: Date: 2024-01-11 05:18:13: Message-ID: CALj2ACW4aUe-_uFQOjdWCEN Dec 13, 2024 · > Now that we support idle_replication_slot_timeout in milliseconds, we > can set this value from 1s to 1ms or 10millseconds and change sleep to > usleep, this will bring down the test execution time significantly: +1 v55 implements the test using idle_replication_slot_timeout=1ms, significantly reducing the test time. On Mon, Aug 26, 2024 at 4:35 PM Amit Kapila <amit. oid: The OID of the database this slot is associated Dec 3, 2024 · RE: Introduce XID age and inactive timeout based replication slot invalidation Mar 22, 2024 · Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com>, Nathan Bossart <nathandbossart(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> Subject: Re: Introduce XID age and inactive timeout based replication slot invalidation Mar 25, 2024 · Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Bertrand Drouvot <bertranddrouvot(dot)pg(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> Subject: Re: Introduce XID age and inactive timeout based replication slot invalidation: Date: 2024-03-25 19:54:43: Message-ID: Nov 25, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation: Date: 2024-11-25 06:06:03: Message-ID: CAHut+PtuiQj1hwm=73xJ8hWuw-9cXbN4dHJHpM6EXxubDJgmFA@mail. com: Views: Raw Message | Whole Thread | Download mbox | Resend email: Thread: Jun 17, 2024 · > An idea is to check for XID age based invalidation for all the slots > in ComputeXidHorizons() before it reads replication_slot_xmin and > replication_slot_catalog_xmin, and obviously before the proc array > lock is acquired. This command is currently only supported for physical replication slots. By default in pg10, all settings are already prepared for replication setup. gmail. Re: Introduce XID age and inactive timeout based replication slot invalidation at 2024-03-03 18:10:00 from Bharath Rupireddy Browse pgsql-hackers by date Nov 30, 2022 · The Insatiable Postgres Replication Slot. 5k次，点赞8次，收藏8次。当 PostgreSQL 使用 replication slots（复制槽）时，如果不谨慎使用或配置，可能会导致归档日志 (WAL 日志) 堆积，从而影响系统的正常运行。总体而言，正确使用 PostgreSQL 复制槽需要理解业务需求，并 On Fri, Dec 6, 2024 at 11:04 AM vignesh C <vignesh21@gmail. The base Nov 21, 2024 · 请注意，对于从主服务器同步的备用服务器上的槽（其 synced 字段为 true）， inactive_since 指示上次同步（请参见 第 47. This can happen when user created slots with immediately_reserve as false and lsn will be actually reserved only after the first connection from a streaming replication client: +static inline bool +CanInvalidateIdleSlot(ReplicationSlot *s) +{+ return (idle_replication_slot_timeout_mins > 0 && + s->inactive_since > 0 && Jan 11, 2024 · Introduce XID age and inactive timeout based replication slot invalidation. I The duration of slot inactivity is calculated using the slot's + pg_replication_slots. As intended, there is nothing for physical replication slots here. This parameter can only be set in the postgresql. com: Views: I have a primary Postgres server with 2 standbys setup using streaming replication. com> wrote: > > > Determining the correct time may Mar 26, 2024 · In response to. Today, when I checked the status of replication slots on primary, they are Nov 24, 2024 · PostgreSQL is renowned for its flexibility and robustness in handling high-availability configurations, and replication is one of the key features that ensures data is consistent and available across multiple nodes. It is > > set to 0 whenever a slot is made active/acquired and set to the current > > timestamp whenever the slot is inactive/released or restored from the disk. Here are my review comments for the latest patch v48-0001. Hello Everyone, I have a primary Postgres server with 2 standbys setup using streaming replication. Nov 29, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Sep 9, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation: Date: 2024-09-09 05:23:50: Message-ID: CAJpy0uAczcmiuFcZM_K+k2vK_Hcmrww73fUtHRrW3nvT9WABLg@mail. 2. * * Whether a slot needs to be invalidated depends on the cause. Usage The slot to be dropped must be inactive before it can be removed. Date: 20 June 2022, 22:12:47. And for 040_standby_failover_slots_sync, we can see that the clock of standby lags behind that of the primary, which caused the inactive_since of newly synced slot on standby to be earlier than the one on the primary. By setting sync_replication_slots on the standby, Dec 12, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Jan 13, 2025 · deletion. com> wrote: > > Please see the attached v38 patch. PostgreSQL will not remove WAL segments for inactive slots Nov 21, 2024 · You can see the WAL availability of replication slots in pg_replication_slots. ")); > > Same. NULL if the slot is currently being used. >> I am not sure exactly why the slots are inactive and if there is a way to activate them back? > > Is primary_slot_name set on each replica? > Jan 13, 2025 · Re: Introduce XID age and inactive timeout based replication slot invalidation Jun 14, 2024 · 一、Replication Slot 1. two_phase bool. Although usually inactive, it's still vital to the proper operation of the EDB Postgres Distributed cluster. . The data is replicating. Note that +# nobody has acquired slot yet, so it must get invalidated due to +# inactive timeout. This parameter can only be set in the Jun 21, 2022 · Today, when I checked the status of replication slots on primary, they are showing active= ‘f’. Just collect the information from view pg_replication_slots in the primary node just like below: Nov 22, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation On Tue, Mar 26, 2024 at 4:35 PM Bharath Rupireddy <bharath. By removing > the line - > - The time since the slot has become inactive. wal_sender_timeout (integer) Terminate replication connections that are inactive longer than the specified number of milliseconds Hi, On Wed, Mar 27, 2024 at 09:00:37PM +0530, Bharath Rupireddy wrote: > standby for sync slots. The view pg_replication_slots gives one row for each replication slot in the primary. at 2024-03-26 15:09:18 from Nathan Bossart Responses. From. added (commit 858ec118) Examples. Care should therefore be taken when combining it with other relations such as pg_stat_activity, as the contents of those may not be Mar 17, 2022 · The pg_stat_replication_slots view will contain one row per logical replication slot, showing statistics about its usage. at 2024-03-26 16:13:43 from Bertrand Drouvot Re: pgsql: Track last_inactive_time in pg_replication_slots. It is not possible to forcibly drop an active replication slot. Dec 27, 2024 · Postgres replication is a powerful tool for replicating data between databases; unlike physical replication, logical replication gives you more control and flexibility over what data is replicated and how it’s used. The name of a replication slot, like any other PostgreSQL Jun 17, 2024 · Hi, On Sat, Apr 13, 2024 at 9:36 AM Bharath Rupireddy <bharath. As a result, it creates an uninitialized Sep 9, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Oct 24, 2024 · Usage. * * Returns true when any slot have got invalidated. Re: pgsql: Track last_inactive_time in pg_replication_slots. 3 节）时间。 如果此逻辑槽与恢复冲突（因此现 Mar 19, 2018 · I'm trying to hunt down what causes replication slots to go inactive. moond412@gmail. com: Views: Raw Message | Whole Thread | Download mbox | Resend email: Thread: Sep 4, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Apr 13, 2024 · On Sat, Apr 6, 2024 at 5:10 PM Bharath Rupireddy <bharath. Sep 8, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Nov 16, 2024 · Monitoring Physical Replication Slots. inactive_since timestamptz. last_inactive_at and inactive_timeout are now tracked in on-disk replication slot data structure. 2. com> wrote: > > Nov 29, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation: Date: 2024-11-29 12:37:32: Message-ID: CABdArM6GxefwYvNabR9=Gh_x3m9acavSa0Y-eGyAexPgfJGQTQ@mail. com: Views: Raw Message | Whole Thread | Download mbox | Resend email: Thread: Dec 5, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation On Mon, Nov 18, 2024 at 12:24 PM Nisha Moond <nisha. The function underlying pg_replication_slots reads the replication slot on-disk structures directly, meaning the contents of this view are always visible regardless of transaction status, and may change within a transaction. > Thanks for working on the Mar 13, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation at 2024-03-13 05:43:18 from shveta malik; Responses. This is useful for slots on the Jun 21, 2022 · The data is replicating with no issues but when the slots are inactive I know that the wal files generated after the restart_lsn will not be deleted and retains the transactions, which is very critical. Be careful with orphaned slots. com> wrote: > > Please find the attached v46 patch Mar 25, 2024 · Re: Introduce XID age and inactive timeout based replication slot invalidation Nov 12, 2024 · The instance manager on freddie-2 promotes the controlled PostgreSQL instance as the new primary and checks that the required primary HA slots are present locally. 4. Whenever a slot becomes inactive, > the current timestamp and inactive count are stored in > ReplicationSlotPersistentData structure and persisted to disk. nit - /Check for logical Nov 20, 2023 · PostgreSQL原生支持使用Replication Slot开启数据订阅（CDC，Change Data Capture），本文介绍在RDS PostgreSQL实例上开启数据订阅的配置步骤。wal_level 参数控制写入到 WAL 日志中的数据量，默认值是 replica，只能在服务器启动时设置。 Jul 18, 2022 · pg_drop_replication_slot() was added in PostgreSQL 9. oddbdyorksdpmtswyfyjxrbtqxyzudvoyvbvkugidpvnbts