LCOV - code coverage report

Current view: top level - pageserver/src/tenant/storage_layer - delta_layer.rs (source / functions) Coverage Total Hit Test: 1e20c4f2b28aa592527961bb32170ebbd2c9172f.info Lines: 86.7 % 1483 1286 Test Date: 2025-07-16 12:29:03 Functions: 73.6 % 148 109

Function Name	Hit count
<<pageserver::tenant::storage_layer::delta_layer::BlobRef as serde::de::Deserialize>::deserialize::__Visitor as serde::de::Visitor>::visit_seq::<_>	0
<::deserialize::__Visitor as serde::de::Visitor>::visit_newtype_struct::<_>	0
<::deserialize::__Visitor as serde::de::Visitor>::visit_seq::<_>	0
<<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::copy_prefix::{closure#0}::Item>::is_last	35
<<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::copy_prefix::{closure#0}::Item>::offset	35
<<pageserver::tenant::storage_layer::delta_layer::Summary as serde::de::Deserialize>::deserialize::__Visitor as serde::de::Visitor>::visit_map::<_>	0
<::deserialize::__Visitor as serde::de::Visitor>::visit_map::<_>	0
<::deserialize::__Visitor as serde::de::Visitor>::visit_seq::<<&mut bincode::de::Deserializer<_, _> as serde::de::Deserializer>::deserialize_tuple::Access, bincode::config::int::FixintEncoding>, bincode::config::trailing::AllowTrailing>, bincode::config::limit::Infinite>>>	0
<core::option::Option<(pageserver_api::key::Key, utils::lsn::Lsn, pageserver::tenant::storage_layer::delta_layer::BlobRef)> as core::convert::From<<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::copy_prefix::{closure#0}::Item>>::from	35
<pageserver::tenant::storage_layer::delta_layer::Adapter<&pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>>::read_blk	4
<pageserver::tenant::storage_layer::delta_layer::Adapter<&pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>>::read_blk::{closure#0}	4
<pageserver::tenant::storage_layer::delta_layer::BlobRef>::new	3246043
<pageserver::tenant::storage_layer::delta_layer::BlobRef>::pos	3882368
<pageserver::tenant::storage_layer::delta_layer::BlobRef>::will_init	2421170
<pageserver::tenant::storage_layer::delta_layer::DeltaEntry as pageserver_compaction::interface::CompactionDeltaEntry<pageserver_api::key::Key>>::key	0
<pageserver::tenant::storage_layer::delta_layer::DeltaEntry as pageserver_compaction::interface::CompactionDeltaEntry<pageserver_api::key::Key>>::lsn	0
<pageserver::tenant::storage_layer::delta_layer::DeltaEntry as pageserver_compaction::interface::CompactionDeltaEntry<pageserver_api::key::Key>>::size	0
<pageserver::tenant::storage_layer::delta_layer::DeltaKey>::extract_lsn_from_buf	2850239
<pageserver::tenant::storage_layer::delta_layer::DeltaKey>::from_key_lsn	3373437
<pageserver::tenant::storage_layer::delta_layer::DeltaKey>::from_slice	1032099
<pageserver::tenant::storage_layer::delta_layer::DeltaKey>::key	1032099
<pageserver::tenant::storage_layer::delta_layer::DeltaKey>::lsn	1032099
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer as core::fmt::Debug>::fmt	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer as core::fmt::Display>::fmt	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer as pageserver::tenant::storage_layer::AsLayerDesc>::layer_desc	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer>::dump	0
::dump	0
::dump::{closure#0}	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer>::load	0
::load	0
::load::{closure#0}	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer>::load::{closure#0}::{closure#0}	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer>::load::{closure#0}::{closure#1}	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer>::load_inner	0
::load_inner	0
::load_inner::{closure#0}	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer>::new_for_path	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer>::path	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer>::rewrite_summary::<_>	0
::rewrite_summary::<_>	0
::rewrite_summary::	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer>::rewrite_summary::<_>::{closure#0}	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer>::rewrite_summary::<_>::{closure#0}::{closure#0}	0
::rewrite_summary::<_>::{closure#0}::{closure#0}	0
::rewrite_summary::::{closure#0}::{closure#0}	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer>::rewrite_summary::<pagectl::layers::main::{closure#0}::{closure#2}>::{closure#0}	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayer>::temp_path_for	749
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner as core::convert::AsRef<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>>::as_ref	8
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner as core::fmt::Debug>::fmt	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::copy_prefix	5
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::copy_prefix::{closure#0}	5
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::copy_prefix::{closure#0}::{closure#0}	30
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::copy_prefix::{closure#0}::{closure#1}	5
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::copy_prefix::{closure#0}::{closure#2}	30
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::copy_prefix::{closure#0}::{closure#3}	11
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::copy_prefix::{closure#0}::{closure#4}	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::copy_prefix::{closure#0}::{closure#5}	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::do_reads_and_update_state	124723
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::do_reads_and_update_state::{closure#0}	124723
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::do_reads_and_update_state::{closure#0}::{closure#0}	88817
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::dump	4
::dump	2
::dump::{closure#0}	2
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::dump::{closure#0}::dump_blob	8
::dump::{closure#0}::dump_blob	4
::dump::{closure#0}::dump_blob::{closure#0}	4
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::get_min_read_buffer_size	124823
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::get_min_read_buffer_size::{closure#0}	98679
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::get_min_read_buffer_size::{closure#1}	100
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::get_values_reconstruct_data	124723
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::get_values_reconstruct_data::{closure#0}	124723
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::index_entries	203
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::index_entries::{closure#0}	203
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::index_entries::{closure#0}::{closure#0}	1032023
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::index_start_offset	125235
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::iter_with_options	288
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::key_range	520
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::layer_dbg_info	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::load	560
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::load::{closure#0}	560
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::load_keys	0
::load_keys	0
::load_keys::{closure#0}	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::load_keys::{closure#0}::{closure#0}	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::lsn_range	520
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::plan_reads::<pageserver::tenant::block_io::FileBlockReader>	124824
::plan_reads::	124823
::plan_reads::	1
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::plan_reads::<pageserver::tenant::block_io::FileBlockReader>::{closure#0}	124824
::plan_reads::::{closure#0}	124823
::plan_reads::::{closure#0}	1
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::stream_index_forwards::<pageserver::tenant::block_io::FileBlockReader>	15
::stream_index_forwards::<&pageserver::tenant::block_io::FileBlockReader>	10
::stream_index_forwards::	5
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerInner>::stream_index_forwards::<pageserver::tenant::block_io::FileBlockReader>::{closure#0}	76
::stream_index_forwards::<&pageserver::tenant::block_io::FileBlockReader>::{closure#0}	46
::stream_index_forwards::::{closure#0}	30
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerIterator>::layer_dbg_info	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerIterator>::next	2099842
::next	1049921
::next::{closure#0}	1049921
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerIterator>::next_batch	21406
::next_batch	10703
::next_batch::{closure#0}	10703
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriter>::estimated_size	7570
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriter>::finish	736
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriter>::finish::{closure#0}	736
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriter>::is_empty	0
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriter>::new	749
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriter>::new::{closure#0}	749
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriter>::num_keys	6127
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriter>::put_value	1052659
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriter>::put_value::{closure#0}	1052659
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriter>::put_value_bytes::<alloc::vec::Vec<u8>>	2193332
::put_value_bytes::>	572
::put_value_bytes::>>	2192760
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriter>::put_value_bytes::<alloc::vec::Vec<u8>>::{closure#0}	2193332
::put_value_bytes::>::{closure#0}	572
::put_value_bytes::>>::{closure#0}	2192760
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriter>::size	1017680
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriterInner>::finish	736
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriterInner>::finish::{closure#0}	736
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriterInner>::new	749
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriterInner>::new::{closure#0}	749
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriterInner>::put_value	1052659
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriterInner>::put_value::{closure#0}	1052659
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriterInner>::put_value_bytes::<alloc::vec::Vec<u8>>	3245991
::put_value_bytes::>	1053231
::put_value_bytes::>>	2192760
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriterInner>::put_value_bytes::<alloc::vec::Vec<u8>>::{closure#0}	3245991
::put_value_bytes::>::{closure#0}	1053231
::put_value_bytes::>>::{closure#0}	2192760
<pageserver::tenant::storage_layer::delta_layer::DeltaLayerWriterInner>::size	1017680
<pageserver::tenant::storage_layer::delta_layer::RewriteSummaryError as core::convert::From<std::io::error::Error>>::from	0
<pageserver::tenant::storage_layer::delta_layer::Summary as core::convert::From<&pageserver::tenant::storage_layer::delta_layer::DeltaLayer>>::from	0
<pageserver::tenant::storage_layer::delta_layer::Summary>::expected	560
<pageserver::tenant::storage_layer::delta_layer::Summary>::ser_into_page	736
<pageserver::tenant::storage_layer::delta_layer::ValueRef>::load	0
::load	0
::load::{closure#0}	0
<pageserver::tenant::storage_layer::delta_layer::ValueRef>::load_raw	8
::load_raw	4
::load_raw::{closure#0}	4
pageserver::tenant::storage_layer::delta_layer::test::assert_delta_iter_equal	14
pageserver::tenant::storage_layer::delta_layer::test::assert_delta_iter_equal::{closure#0}	14
pageserver::tenant::storage_layer::delta_layer::test::assert_keys_and_values_eq	5
pageserver::tenant::storage_layer::delta_layer::test::assert_keys_and_values_eq::{closure#0}	5
pageserver::tenant::storage_layer::delta_layer::test::assert_keys_and_values_eq::{closure#0}::{closure#0}	30
pageserver::tenant::storage_layer::delta_layer::test::copy_delta_prefix_smoke	2
pageserver::tenant::storage_layer::delta_layer::test::copy_delta_prefix_smoke	1
pageserver::tenant::storage_layer::delta_layer::test::copy_delta_prefix_smoke::{closure#0}	1
pageserver::tenant::storage_layer::delta_layer::test::copy_delta_prefix_smoke::{closure#0}::{closure#0}	134144
pageserver::tenant::storage_layer::delta_layer::test::copy_delta_prefix_smoke::{closure#0}::{closure#1}	1
pageserver::tenant::storage_layer::delta_layer::test::delta_layer_iterator	2
pageserver::tenant::storage_layer::delta_layer::test::delta_layer_iterator	1
pageserver::tenant::storage_layer::delta_layer::test::delta_layer_iterator::{closure#0}	1
pageserver::tenant::storage_layer::delta_layer::test::delta_layer_iterator::{closure#0}::get_key	1000
pageserver::tenant::storage_layer::delta_layer::test::delta_layer_iterator::{closure#0}::{closure#0}	1000
pageserver::tenant::storage_layer::delta_layer::test::generate_entries	1
pageserver::tenant::storage_layer::delta_layer::test::generate_entries::{closure#0}	1130
pageserver::tenant::storage_layer::delta_layer::test::get_entries_meta	1
pageserver::tenant::storage_layer::delta_layer::test::pick_random_keyspace	100
pageserver::tenant::storage_layer::delta_layer::test::produce_delta_layer	11
pageserver::tenant::storage_layer::delta_layer::test::produce_delta_layer::{closure#0}	11
pageserver::tenant::storage_layer::delta_layer::test::sort_delta	9112
pageserver::tenant::storage_layer::delta_layer::test::sort_delta_value	47
pageserver::tenant::storage_layer::delta_layer::test::test_delta_layer_index_traversal	2
pageserver::tenant::storage_layer::delta_layer::test::test_delta_layer_index_traversal	1
pageserver::tenant::storage_layer::delta_layer::test::test_delta_layer_index_traversal::{closure#0}	1
pageserver::tenant::storage_layer::delta_layer::test::test_delta_layer_vectored_read_end_to_end	2
pageserver::tenant::storage_layer::delta_layer::test::test_delta_layer_vectored_read_end_to_end	1
pageserver::tenant::storage_layer::delta_layer::test::test_delta_layer_vectored_read_end_to_end::{closure#0}	1
pageserver::tenant::storage_layer::delta_layer::test::validate	1
pageserver::tenant::storage_layer::delta_layer::test::validate::{closure#0}	21

Generated by: LCOV version 2.1-beta