implement stream restore for tikv side. #12
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3pointer
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kennytm
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Jan 26, 2022
3pointer
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Signed-off-by: 3pointer <[email protected]>
Signed-off-by: 3pointer <[email protected]>
Signed-off-by: 3pointer <[email protected]>
Signed-off-by: 3pointer <[email protected]>
Signed-off-by: 3pointer <[email protected]>
Signed-off-by: 3pointer <[email protected]>
Signed-off-by: 3pointer <[email protected]>
3pointer
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Signed-off-by: 3pointer <[email protected]>
Signed-off-by: 3pointer <[email protected]>
joccau
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Feb 10, 2022
kennytm
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Feb 10, 2022
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| let len = self.buf.get_u32_le() as usize; | ||
| self.index += 4; | ||
| self.key.resize(len, 0); | ||
| self.buf.read_exact(self.key.as_mut_slice())?; | ||
| self.index += len; | ||
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|
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| let len = self.buf.get_u32_le() as usize; | ||
| self.index += 4; | ||
| self.val.resize(len, 0); | ||
| self.buf.read_exact(self.val.as_mut_slice())?; | ||
| self.index += len; |
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rather than copying the data into the key and val vectors, i would just keep the start..end range of key and val, ...
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| fn key(&self) -> &[u8] { | ||
| &self.key | ||
| } | ||
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|
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| fn value(&self) -> &[u8] { | ||
| &self.val | ||
| } |
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and return &self.buf[self.key_start..self.key_end] for these
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sure. I'll fix it in another PR...
YuJuncen
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Apr 26, 2022
…h `br-stream`: - backup-stream: update kvproto to master [by @3pointer] (#48) - Added retry for initial scanning and some metrics [by @YuJuncen] (#47) - Added a new observer type 'pitr' [by @YuJuncen] (#46) - backup-stream: fix some bugs in log backup [by @3pointer] (#45) - Refactor resolver [by @YuJuncen] (#44) - report error to PD server [by @YuJuncen] (#43) - br: support pause/resume stream task [by @joccau] (#42) - Adapt error code for `endpoint::Error` and implement the contextual error [by @YuJuncen] (#41) - set uuid for header to prevent raftstore merging [by @YuJuncen] (#40) - fix the upload part of S3 storage [by @YuJuncen] (#39) - Use min ts of mem lock [by @YuJuncen] (#38) - Fix size leakage and build [by @YuJuncen] (#37) - eliminate the block call in ticker [by @YuJuncen] (#36) - br: support checkSum during stream restore dml kv-events [by @joccau] (#35) - refine br-stream to backup-stream [by @3pointer] (#34) - Allow local storage support directory and partition the log files by table [by @YuJuncen] (#33) - br-stream: added store error to the store [by @YuJuncen] (#32) - Scan on Leader Change [by @YuJuncen] (#31) - use local thread pool for downloading [by @YuJuncen] (#30) - display the error when failed to get snapshot [by @YuJuncen] (#29) - br-stream: remove duplicate entry in apply kv file [by @3pointer] (#28) - don't hold lock during flushing [by @YuJuncen] (#27) - fix listener on follower if region changed [by @YuJuncen] (#26) - Update Service GC Safe Point after Flushing [by @YuJuncen] (#25) - br-stream: use raft router to apply kv files for sst_importer [by @3pointer] (#24) - added integration test framework [by @YuJuncen] (#22) - br-stream: add restore ts to filter data out of range. [by @3pointer] (#20) - *: batch write to temp file [by @YuJuncen] (#19) - omit coping in EventIterator, use write batch for apply [by @YuJuncen] (#18) - br: don't flush to externStorage periodically when have empty kv-record [by @joccau] (#17) - added SegmentMap to replace the BTreeMap [by @YuJuncen] (#16) - added resolved ts related metrics [by @YuJuncen] (#15) - Added resolved timestamp uploading [by @YuJuncen] (#14) - add flush tick [by @3pointer] (#13) - implement stream restore for tikv side. [by @3pointer] (#12) - added metrics [by @YuJuncen] (#11) - update kvproto [by @YuJuncen] (#9) - Initial scanning && Error reporting [by @YuJuncen] (#8) - resolve conflict [by @3pointer] (#7) - br: backup stream: support flushing temp files to ExternalStorage [by @joccau] (#6) - encoder: move encoder to a independent mod [by @3pointer] (#5) - br-stream: don't clone the key & value in encode_event() [by @kennytm] (#4) - br: backup stream: Modify log print format [by @joccau] (#3) - br-stream: reduce the lock of tables; added some metrics [by @YuJuncen] (#2) For more details of these commits, please check the origin feature branch at https://github.com/3pointer/tikv/tree/br-stream. Signed-off-by: Yu Juncen <[email protected]>
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What is changed and how it works?
Close pingcap/tidb#31979 and pingcap/tidb#31980
What's Changed:
components/br-stream/src/codec.rsto tikv_util for sst_importer.Related changes
pingcap/docs/pingcap/docs-cn:pingcap/tidb-ansible:Check List
Tests
Side effects
Release note