rocksdb/db/db_impl
anand76 ab13d43e1d Pass a timeout to FileSystem for random reads (#6751)
Summary:
Calculate ```IOOptions::timeout``` using ```ReadOptions::deadline``` and pass it to ```FileSystem::Read/FileSystem::MultiRead```. This allows us to impose a tighter bound on the time taken by Get/MultiGet on FileSystem/Envs that support IO timeouts. Even on those that don't support, check in ```RandomAccessFileReader::Read``` and ```MultiRead``` and return ```Status::TimedOut()``` if the deadline is exceeded.

For now, TableReader creation, which might do file opens and reads, are not covered. It will be implemented in another PR.

Tests:
Update existing unit tests to verify the correct timeout value is being passed
Pull Request resolved: https://github.com/facebook/rocksdb/pull/6751

Reviewed By: riversand963

Differential Revision: D21285631

Pulled By: anand1976

fbshipit-source-id: d89af843e5a91ece866e87aa29438b52a65a8567
2020-04-30 14:50:39 -07:00
..
db_impl.cc Pass a timeout to FileSystem for random reads (#6751) 2020-04-30 14:50:39 -07:00
db_impl.h Update CURRENT file after best-efforts recovery (#6746) 2020-04-23 16:21:09 -07:00
db_impl_compaction_flush.cc Fix FilterBench when RTTI=0 (#6732) 2020-04-29 13:09:23 -07:00
db_impl_debug.cc Replace namespace name "rocksdb" with ROCKSDB_NAMESPACE (#6433) 2020-02-20 12:09:57 -08:00
db_impl_experimental.cc Replace namespace name "rocksdb" with ROCKSDB_NAMESPACE (#6433) 2020-02-20 12:09:57 -08:00
db_impl_files.cc Keep track of obsolete blob files in VersionSet (#6755) 2020-04-30 11:25:51 -07:00
db_impl_open.cc Update CURRENT file after best-efforts recovery (#6746) 2020-04-23 16:21:09 -07:00
db_impl_readonly.cc Properly report IO errors when IndexType::kBinarySearchWithFirstKey is used (#6621) 2020-04-15 17:40:44 -07:00
db_impl_readonly.h Replace namespace name "rocksdb" with ROCKSDB_NAMESPACE (#6433) 2020-02-20 12:09:57 -08:00
db_impl_secondary.cc Properly report IO errors when IndexType::kBinarySearchWithFirstKey is used (#6621) 2020-04-15 17:40:44 -07:00
db_impl_secondary.h Replace namespace name "rocksdb" with ROCKSDB_NAMESPACE (#6433) 2020-02-20 12:09:57 -08:00
db_impl_write.cc Fix timestamp support for MultiGet (#6748) 2020-04-27 22:49:56 -07:00
db_secondary_test.cc Replace namespace name "rocksdb" with ROCKSDB_NAMESPACE (#6433) 2020-02-20 12:09:57 -08:00