Publication

Optimizing Space Amplification in RocksDB, CIDR 2017, Siying Dong, Mark Callaghan, Leonidas Galanis, Dhruba Borthakur, Tony Savor, Michael Stumm link

Assaf Eisenman, Darryl Gardner, Islam AbdelRahman, Jens Axboe, Siying Dong, Kim Hazelwood, Chris Petersen, Asaf Cidon, and Sachin Katti. 2018. Reducing DRAM footprint with NVM in Facebook. In Proceedings of the Thirteenth EuroSys Conference (EuroSys ’18). Association for Computing Machinery, New York, NY, USA, Article 42, 1–13. link

Contents

RocksDB Wiki
Overview
RocksDB FAQ
Terminology
Requirements
Contributors' Guide
Release Methodology
RocksDB Users and Use Cases
RocksDB Public Communication and Information Channels
Basic Operations
- Iterator
- Prefix seek
- SeekForPrev
- Tailing Iterator
- Compaction Filter
- Multi Column Family Iterator (Experimental)
- Read-Modify-Write (Merge) Operator
- Column Families
- Creating and Ingesting SST files
- Single Delete
- Low Priority Write
- Time to Live (TTL) Support
- Transactions
- Snapshot
- DeleteRange
- Atomic flush
- Read-only and Secondary instances
- Approximate Size
- User-defined Timestamp
- Wide Columns
- BlobDB
- Online Verification
Options
- Setup Options and Basic Tuning
- Option String and Option Map
- RocksDB Options File
MemTable
Journal
- Write Ahead Log (WAL)
- MANIFEST
- Track WAL in MANIFEST
Cache
- Block Cache
- SecondaryCache (Experimental)
Write Buffer Manager
Compaction
- Leveled Compaction
- Universal compaction style
- FIFO compaction style
- Manual Compaction
- Subcompaction
- Choose Level Compaction Files
- Managing Disk Space Utilization
- Trivial Move Compaction
- Remote Compaction (Experimental)
SST File Formats
- Block-based Table Format
- PlainTable Format
- CuckooTable Format
- Index Block Format
- Bloom Filter
- Data Block Hash Index
IO
- Rate Limiter
- SST File Manager
- Direct I/O
Compression
- Dictionary Compression
Full File Checksum and Checksum Handoff
Background Error Handling
Huge Page TLB Support
Tiered Storage (Experimental)
Logging and Monitoring
- Logger
- Statistics
- Compaction Stats and DB Status
- Perf Context and IO Stats Context
- EventListener
Known Issues
Troubleshooting Guide
Tests
- Stress Test
- Fuzzing
- Benchmarking
Tools / Utilities
- Administration and Data Access Tool
- How to Backup RocksDB?
- Replication Helpers
- Checkpoints
- How to persist in-memory RocksDB database
- Third-party language bindings
- RocksDB Trace, Replay, Analyzer, and Workload Generation
- Block cache analysis and simulation tools
- IO Tracer and Parser
Implementation Details
- Delete Stale Files
- Partitioned Index/Filters
- WritePrepared-Transactions
- WriteUnprepared-Transactions
- How we keep track of live SST files
- How we index SST
- Merge Operator Implementation
- RocksDB Repairer
- Write Batch With Index
- Two Phase Commit
- Iterator's Implementation
- Simulation Cache
- [To Be Deprecated] Persistent Read Cache
- DeleteRange Implementation
- unordered_write
Extending RocksDB
- RocksDB Configurable Objects
- The Customizable Class
- Object Registry
RocksJava
- RocksJava Basics
- Logging in RocksJava
- JNI Debugging
- RocksJava API TODO
- RocksJava Performance on Flash Storage
- Tuning RocksDB from Java
Lua
- Lua CompactionFilter
Performance
- Performance Benchmarks
- In Memory Workload Performance
- Read-Modify-Write (Merge) Performance
- Delete A Range Of Keys
- Write Stalls
- Pipelined Write
- MultiGet Performance
- Tuning Guide
- Memory usage in RocksDB
- Speed-Up DB Open
- Implement Queue Service Using RocksDB
- Asynchronous IO
- Off-peak in RocksDB
Projects Being Developed
Misc
- Building on Windows
- Developing with an IDE
- Open Projects
- Talks
- Publication
- Features Not in LevelDB
- How to ask a performance-related question?
- Articles about Rocks

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