18071798. CACHING TECHNIQUES USING A TWO-LEVEL READ CACHE simplified abstract (Dell Products L.P.)
Contents
- 1 CACHING TECHNIQUES USING A TWO-LEVEL READ CACHE
- 1.1 Organization Name
- 1.2 Inventor(s)
- 1.3 CACHING TECHNIQUES USING A TWO-LEVEL READ CACHE - A simplified explanation of the abstract
- 1.4 Simplified Explanation
- 1.5 Potential Applications
- 1.6 Problems Solved
- 1.7 Benefits
- 1.8 Potential Commercial Applications
- 1.9 Possible Prior Art
- 1.10 Original Abstract Submitted
CACHING TECHNIQUES USING A TWO-LEVEL READ CACHE
Organization Name
Inventor(s)
Vladimir Shveidel of Pardes-Hana (IL)
Vamsi K. Vankamamidi of Hopkinton MA (US)
CACHING TECHNIQUES USING A TWO-LEVEL READ CACHE - A simplified explanation of the abstract
This abstract first appeared for US patent application 18071798 titled 'CACHING TECHNIQUES USING A TWO-LEVEL READ CACHE
Simplified Explanation
The abstract describes a technique for processing a read I/O operation that reads content stored at a target logical address. The process involves checking caches for metadata and content related to the target address, ultimately returning the content from the cache if found.
- Determining if first cache contains metadata for target address
- Checking second cache for content if metadata is found in first cache
- Returning content from second cache if found
Potential Applications
This technology could be applied in data storage systems, cloud computing, and virtualization environments where efficient data retrieval is crucial.
Problems Solved
This innovation helps reduce latency in data retrieval by utilizing caching mechanisms to store and quickly access metadata and content related to specific logical addresses.
Benefits
- Improved performance in read operations - Reduced access time to stored content - Efficient utilization of cache memory
Potential Commercial Applications
- Data storage solutions - Cloud computing services - Virtualization platforms
Possible Prior Art
One possible prior art could be the use of caching mechanisms in computer systems to improve data access speeds. Another could be the use of metadata to optimize data retrieval processes.
Unanswered Questions
How does this technology impact overall system performance?
This technology could potentially improve system performance by reducing the time needed to access and retrieve data. By efficiently caching metadata and content, read operations can be completed more quickly, leading to overall system efficiency.
What are the limitations of this caching mechanism?
One limitation of this caching mechanism could be the size of the cache memory available. If the cache is too small to store all necessary metadata and content, it may not be as effective in improving data retrieval speeds. Additionally, the effectiveness of the caching mechanism may depend on the frequency and pattern of data access.
Original Abstract Submitted
Techniques for processing a read I/O operation that reads first content stored at a target logical address can include: determining, using the target logical address as a first key to index into a first cache, whether the first cache includes a first cache entry caching first metadata used to access a first physical storage location including the first content stored at the target logical address; responsive to determining the first cache includes the first cache entry, determining, using the first metadata as a second key to index into a second cache, whether the second cache includes a second cache entry caching the first content stored at the target logical address; and responsive to determining the second cache includes the second entry, returning the first content from the second entry of the second cache in response to the read I/O operation.