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akankshamahajan ff1cc8a63e Fix extra prefetching when num_file_reads_for_auto_readahead is 1 in async_io (#11560) 
Summary:
When num_file_reads_for_auto_readahead = 1, during seek, it would go for prefetchingextra data in second buffer along with seek data, that would lead to increase in read data and
discarded bytes.

Pull Request resolved: https://github.com/facebook/rocksdb/pull/11560

Test Plan: Added unit test

Reviewed By: anand1976

Differential Revision: D47008102

Pulled By: akankshamahajan15

fbshipit-source-id: 566c6131cb5f968d5efb81fd0ab233ff7e534ab0
 		2023-06-26 10:39:44 -07:00
..
delete_scheduler.cc Add a ticker to track number of trash files deleted in background thread (#11540) 2023-06-16 10:05:25 -07:00
delete_scheduler.h Remove RocksDB LITE (#11147) 2023-01-27 13:14:19 -08:00
delete_scheduler_test.cc Add a ticker to track number of trash files deleted in background thread (#11540) 2023-06-16 10:05:25 -07:00
file_prefetch_buffer.cc Fix extra prefetching when num_file_reads_for_auto_readahead is 1 in async_io (#11560) 2023-06-26 10:39:44 -07:00
file_prefetch_buffer.h Fix higher read qps during db open caused by pr 11406 (#11516) 2023-06-06 17:42:43 -07:00
file_util.cc Group rocksdb.sst.read.micros stat by IOActivity flush and compaction (#11288) 2023-04-21 09:07:18 -07:00
file_util.h Add an interface to provide support for underlying FS to pass their own buffer during reads (#11324) 2023-06-23 11:48:49 -07:00
filename.cc Run Clang format on file folder (#10860) 2022-10-24 18:34:52 -07:00
filename.h Run Clang format on file folder (#10860) 2022-10-24 18:34:52 -07:00
line_file_reader.cc Support read rate-limiting in SequentialFileReader (#9973) 2022-05-24 10:28:57 -07:00
line_file_reader.h Support read rate-limiting in SequentialFileReader (#9973) 2022-05-24 10:28:57 -07:00
prefetch_test.cc Fix extra prefetching when num_file_reads_for_auto_readahead is 1 in async_io (#11560) 2023-06-26 10:39:44 -07:00
random_access_file_reader.cc Add an interface to provide support for underlying FS to pass their own buffer during reads (#11324) 2023-06-23 11:48:49 -07:00
random_access_file_reader.h Group rocksdb.sst.read.micros stat by IOActivity flush and compaction (#11288) 2023-04-21 09:07:18 -07:00
random_access_file_reader_test.cc Add an interface to provide support for underlying FS to pass their own buffer during reads (#11324) 2023-06-23 11:48:49 -07:00
read_write_util.cc Run Clang format on file folder (#10860) 2022-10-24 18:34:52 -07:00
read_write_util.h Run Clang format on file folder (#10860) 2022-10-24 18:34:52 -07:00
readahead_file_info.h Reuse internal auto readhead_size at each Level (expect L0) for Iterations (#9056) 2021-11-10 16:20:04 -08:00
readahead_raf.cc Change internal headers with duplicate names (#11408) 2023-05-17 11:27:09 -07:00
readahead_raf.h Make StringEnv, StringSink, StringSource use FS classes (#7786) 2021-01-04 16:01:01 -08:00
sequence_file_reader.cc Change internal headers with duplicate names (#11408) 2023-05-17 11:27:09 -07:00
sequence_file_reader.h Remove RocksDB LITE (#11147) 2023-01-27 13:14:19 -08:00
sst_file_manager_impl.cc Remove RocksDB LITE (#11147) 2023-01-27 13:14:19 -08:00
sst_file_manager_impl.h Remove RocksDB LITE (#11147) 2023-01-27 13:14:19 -08:00
writable_file_writer.cc Change internal headers with duplicate names (#11408) 2023-05-17 11:27:09 -07:00
writable_file_writer.h Remove RocksDB LITE (#11147) 2023-01-27 13:14:19 -08:00