issue: #43897, #44123
pr: #45224
also pick pr: #45216,#45154,#45033,#45145,#45092,#45058,#45029
enhance: Close channel replicator more gracefully (#45029)
issue: https://github.com/milvus-io/milvus/issues/44123
enhance: Show create time for import job (#45058)
issue: https://github.com/milvus-io/milvus/issues/45056
fix: wal state may be unconsistent after recovering from crash (#45092)
issue: #45088, #45086
- Message on control channel should trigger the checkpoint update.
- LastConfrimedMessageID should be recovered from the minimum of
checkpoint or the LastConfirmedMessageID of uncommitted txn.
- Add more log info for wal debugging.
fix: make ack of broadcaster cannot canceled by client (#45145)
issue: #45141
- make ack of broadcaster cannot canceled by rpc.
- make clone for assignment snapshot of wal balancer.
- add server id for GetReplicateCheckpoint to avoid failure.
enhance: support collection and index with WAL-based DDL framework
(#45033)
issue: #43897
- Part of collection/index related DDL is implemented by WAL-based DDL
framework now.
- Support following message type in wal, CreateCollection,
DropCollection, CreatePartition, DropPartition, CreateIndex, AlterIndex,
DropIndex.
- Part of collection/index related DDL can be synced by new CDC now.
- Refactor some UT for collection/index DDL.
- Add Tombstone scheduler to manage the tombstone GC for collection or
partition meta.
- Move the vchannel allocation into streaming pchannel manager.
enhance: support load/release collection/partition with WAL-based DDL
framework (#45154)
issue: #43897
- Load/Release collection/partition is implemented by WAL-based DDL
framework now.
- Support AlterLoadConfig/DropLoadConfig in wal now.
- Load/Release operation can be synced by new CDC now.
- Refactor some UT for load/release DDL.
enhance: Don't start cdc by default (#45216)
issue: https://github.com/milvus-io/milvus/issues/44123
fix: unrecoverable when replicate from old (#45224)
issue: #44962
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
Signed-off-by: chyezh <chyezh@outlook.com>
Co-authored-by: yihao.dai <yihao.dai@zilliz.com>
issue: #43897, #44123
pr: #44898
related pr: #44607#44642#44792#44809#44564#44560#44735#44822#44865#44850#44942#44874#44963#44886#44898
enhance: remove redundant channel manager from datacoord (#44532)
issue: #41611
- After enabling streaming arch, channel manager of data coord is a
redundant component.
fix: Fix CDC OOM due to high buffer size (#44607)
Fix CDC OOM by:
1. free msg buffer manually.
2. limit max msg buffer size.
3. reduce scanner msg hander buffer size.
issue: https://github.com/milvus-io/milvus/issues/44123
fix: remove wrong start timetick to avoid filtering DML whose timetick
is less than it. (#44691)
issue: #41611
- introduced by #44532
enhance: support remove cluster from replicate topology (#44642)
issue: #44558, #44123
- Update config(A->C) to A and C, config(B) to B on replicate topology
(A->B,A->C) can remove the B from replicate topology
- Fix some metric error of CDC
fix: check if qn is sqn with label and streamingnode list (#44792)
issue: #44014
- On standalone, the query node inside need to load segment and watch
channel, so the querynode is not a embeded querynode in streamingnode
without `LabelStreamingNodeEmbeddedQueryNode`. The channel dist manager
can not confirm a standalone node is a embededStreamingNode.
Bug is introduced by #44099
enhance: Make GetReplicateInfo API work at the pchannel level (#44809)
issue: https://github.com/milvus-io/milvus/issues/44123
enhance: Speed up CDC scheduling (#44564)
Make CDC watch etcd replicate pchannel meta instead of listing them
periodically.
issue: https://github.com/milvus-io/milvus/issues/44123
enhance: refactor update replicate config operation using
wal-broadcast-based DDL/DCL framework (#44560)
issue: #43897
- UpdateReplicateConfig operation will broadcast AlterReplicateConfig
message into all pchannels with cluster-exclusive-lock.
- Begin txn message will use commit message timetick now (to avoid
timetick rollback when CDC with txn message).
- If current cluster is secondary, the UpdateReplicateConfig will wait
until the replicate configuration is consistent with the config
replicated from primary.
enhance: support rbac with WAL-based DDL framework (#44735)
issue: #43897
- RBAC(Roles/Users/Privileges/Privilege Groups) is implemented by
WAL-based DDL framework now.
- Support following message type in wal `AlterUser`, `DropUser`,
`AlterRole`, `DropRole`, `AlterUserRole`, `DropUserRole`,
`AlterPrivilege`, `DropPrivilege`, `AlterPrivilegeGroup`,
`DropPrivilegeGroup`, `RestoreRBAC`.
- RBAC can be synced by new CDC now.
- Refactor some UT for RBAC.
enhance: support database with WAL-based DDL framework (#44822)
issue: #43897
- Database related DDL is implemented by WAL-based DDL framework now.
- Support following message type in wal CreateDatabase, AlterDatabase,
DropDatabase.
- Database DDL can be synced by new CDC now.
- Refactor some UT for Database DDL.
enhance: support alias with WAL-based DDL framework (#44865)
issue: #43897
- Alias related DDL is implemented by WAL-based DDL framework now.
- Support following message type in wal AlterAlias, DropAlias.
- Alias DDL can be synced by new CDC now.
- Refactor some UT for Alias DDL.
enhance: Disable import for replicating cluster (#44850)
1. Import in replicating cluster is not supported yet, so disable it for
now.
2. Remove GetReplicateConfiguration wal API
issue: https://github.com/milvus-io/milvus/issues/44123
fix: use short debug string to avoid newline in debug logs (#44925)
issue: #44924
fix: rerank before requery if reranker didn't use field data (#44942)
issue: #44918
enhance: support resource group with WAL-based DDL framework (#44874)
issue: #43897
- Resource group related DDL is implemented by WAL-based DDL framework
now.
- Support following message type in wal AlterResourceGroup,
DropResourceGroup.
- Resource group DDL can be synced by new CDC now.
- Refactor some UT for resource group DDL.
fix: Fix Fix replication txn data loss during chaos (#44963)
Only confirm CommitMsg for txn messages to prevent data loss.
issue: https://github.com/milvus-io/milvus/issues/44962,
https://github.com/milvus-io/milvus/issues/44123
fix: wrong execution order of DDL/DCL on secondary (#44886)
issue: #44697, #44696
- The DDL executing order of secondary keep same with order of control
channel timetick now.
- filtering the control channel operation on shard manager of
streamingnode to avoid wrong vchannel of create segment.
- fix that the immutable txn message lost replicate header.
fix: Fix primary-secondary replication switch blocking (#44898)
1. Fix primary-secondary replication switchover blocking by delete
replicate pchannel meta using modRevision.
2. Stop channel replicator(scanner) when cluster role changes to prevent
continued message consumption and replication.
3. Close Milvus client to prevent goroutine leak.
4. Create Milvus client once for a channel replicator.
5. Simplify CDC controller and resources.
issue: https://github.com/milvus-io/milvus/issues/44123
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
Signed-off-by: chyezh <chyezh@outlook.com>
Co-authored-by: yihao.dai <yihao.dai@zilliz.com>
issue: #43897
- Return LastConfirmedMessageID when wal append operation.
- Add resource-key-based locker for broadcast-ack operation to protect
the coord state when executing ddl.
- Resource-key-based locker is held until the broadcast operation is
acked.
- ResourceKey support shared and exclusive lock.
- Add FastAck execute ack right away after the broadcast done to speed
up ddl.
- Ack callback will support broadcast message result now.
- Add tombstone for broadcaster to avoid to repeatedly commit DDL and
ABA issue.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #43897
- add ddl messages proto and add some message utilities.
- support shard/exclusive resource-key-lock.
- add all ddl callbacks future into broadcast registry.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #42995
- don't balance the wal if the producing-consuming lag is too long.
- don't balance if the rebalance is set as false.
- don't balance if the wal is balanced recently.
Signed-off-by: chyezh <chyezh@outlook.com>
issue #42492
- streamingcoord start before old rootcoord.
- streaming balancer will check the node session synchronously to avoid
redundant operation when cluster startup.
- ddl operation will check if streaming enabled, if the streaming is not
enabled, it will use msgstream.
- msgstream will initialize if streaming is not enabled, and stop when
streaming is enabled.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #42498
- fix: sealed segment cannot be flushed after upgrading
- fix: get mvcc panic when upgrading
- ignore the L0 segment when graceful stop of querynode.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #40532
- start timeticksync at rootcoord if the streaming service is not
available
- stop timeticksync if the streaming service is available
- open a read-only wal if some nodes in cluster is not upgrading to 2.6
- allow to open read-write wal after all nodes in cluster is upgrading
to 2.6
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #40638
- Add `ChannelID` for streaming replica in future.
- Remove the pchannel count fair balance policy for streaming.
- Add Score based vchannel fair balance policy for streaming.
- Add pchannel stats manager to collect the stats of pchannel for
balancer.
- Add configuration and metrics for new balance policy
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #40532
- balance should enable only when there's no proxy and datanode which
version is lower than 2.6.0
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #38399
- fix the nil pointer bug
- limit the resource usage for streaming e2e
- enhance the go test
- fix: rootcoord block when graceful stop
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #38399
- The stats may be kept after wal closing if the growing segment is not
dirty.
- Change the error handling of wal open to avoid redundant manager api
call.
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #38399
- Embed the query node into streaming node to make delegator available
at streaming node.
- The embedded query node has a special server label
`QUERYNODE_STREAMING-EMBEDDED`.
- Change the balance strategy to make the channel assigned to streaming
node as much as possible.
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #38399
We want to support broadcast operation for both streaming and msgstream.
But msgstream can be only sent message from rootcoord and proxy.
So this pr move the streamingcoord to rootcoord to make easier
implementation.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #38399
- move the lifetime implementation of common code out of the server
level lifetime implementation
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #33285
- implement streaming service client.
- implement producing and consuming service client by streaming coord
client and streaming node client.
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #33285
- add two grpc resolver (by session and by streaming coord assignment
service)
- add one grpc balancer (by serverID and roundrobin)
- add lazy conn to avoid block by first service discovery
- add some utility function for streaming service
Signed-off-by: chyezh <chyezh@outlook.com>
