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: #41976
- make drop partition message as a broadcast message.
- add gc when drop partition message is acked.
- add a call back to handle the broadcast message when ack.
- the ack operation of broadcast message will retry until success.
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: #41445
- make multiple node stop concurrently (otherwise streamingnode stop
will be blocked by querynode).
- change vchannel count updating when collection is dropping.
Signed-off-by: chyezh <chyezh@outlook.com>
Related to #39718
This PR:
- Use WAL broadcast timestamp as Collection update timestamp
- Remove request_fields size assertion
- Remove proxy schema cache loaded field check & skip related cases
- other minor issues
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
Merge RootCoord, DataCoord And QueryCoord into MixCoord
Make Session into one
issue : https://github.com/milvus-io/milvus/issues/37764
---------
Signed-off-by: Xianhui.Lin <xianhui.lin@zilliz.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>
after the pr merged, we can support to insert, upsert, build index,
query, search in the added field.
can only do the above operates in added field after add field request
complete, which is a sync operate.
compact will be supported in the next pr.
#39718
---------
Signed-off-by: lixinguo <xinguo.li@zilliz.com>
Co-authored-by: lixinguo <xinguo.li@zilliz.com>
issue: #38399
related PR: #39522
- Just implement exclusive broadcaster between broadcast message with
same resource key to keep same order in different wal.
- After simplify the broadcast model, original watch-based broadcast is
too complicated and redundant, remove it.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
This PR introduces two restrictions:
1. Before dropping a collection, all aliases associated with that
collection must be dropped.
2. When creating a collection, if the collection name duplicates any
alias, the collection creation will fail.
issue: https://github.com/milvus-io/milvus/issues/40142
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.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
- Add a pchannel level checkpoint for flush processing
- Refactor the recovery of flushers of wal
- make a shared wal scanner first, then make multi datasyncservice on it
Signed-off-by: chyezh <chyezh@outlook.com>
enhance: Add schema update time verification for insert and upsert to
use cache
issue: https://github.com/milvus-io/milvus/issues/39093
---------
Signed-off-by: Xianhui.Lin <xianhui.lin@zilliz.com>
issue: #38399
- broadcast message can carry multi resource key now.
- implement event-based notification for broadcast messages
- broadcast message use broadcast id as a unique identifier in message
- broadcasted message on vchannels keep the broadcasted vchannel now.
- broadcasted message and broadcast message have a common broadcast
header now.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
Read metadata such as segments, binlogs, and partitions concurrently at
the collection level.
issue: https://github.com/milvus-io/milvus/issues/37630
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
issue: #38399
- make broadcast service available for msgstream by reusing the
architecture streaming service
---------
Signed-off-by: chyezh <chyezh@outlook.com>
