[opti] blockchain-dal: use FnvHashMap for maps with integer key

Cargo.lock

@@ -409,6 +409,7 @@ dependencies = [
  "dup-crypto-tests-tools 0.1.0",
  "durs-common-tools 0.1.0",
  "durs-wot 0.8.0-a0.9",
+ "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "id_tree 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rust-tests-tools 0.1.0",
@@ -594,6 +595,11 @@ name = "fake-simd"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "fnv"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "foreign-types"
 version = "0.3.2"
@@ -1479,6 +1485,7 @@ dependencies = [
 "checksum failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "795bd83d3abeb9220f257e597aa0080a508b27533824adf336529648f6abf7e2"
 "checksum failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "ea1063915fd7ef4309e222a5a07cf9c319fb9c7836b1f89b85458672dbb127e1"
 "checksum fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
+"checksum fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "2fad85553e09a6f881f739c29f0b00b0f01357c743266d478b68951ce23285f3"
 "checksum foreign-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "f6f339eb8adc052cd2ca78910fda869aefa38d22d5cb648e6485e4d3fc06f3b1"
 "checksum foreign-types-shared 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
 "checksum fuchsia-cprng 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "81f7f8eb465745ea9b02e2704612a9946a59fa40572086c6fd49d6ddcf30bf31"

lib/modules/blockchain/blockchain-dal/Cargo.toml

@@ -15,6 +15,7 @@ dubp-documents= { path = "../../../tools/documents" }
 duniter-module = { path = "../../../core/module" }
 durs-common-tools = { path = "../../../tools/common-tools" }
 durs-wot = { path = "../../../tools/wot" }
+fnv = "1.0.6"
 id_tree = "1.3.0"
 log = "0.4.*"
 rustbreak = {version = "2.0.0-rc3", features = ["bin_enc"]}

lib/modules/blockchain/blockchain-dal/src/lib.rs

@@ -58,6 +58,7 @@ use dubp_documents::{BlockHash, BlockId, Blockstamp, PreviousBlockstamp};
 use dup_crypto::hashs::Hash;
 use dup_crypto::keys::*;
 use durs_wot::data::{rusty::RustyWebOfTrust, NodeId};
+use fnv::FnvHashMap;
 use rustbreak::backend::{FileBackend, MemoryBackend};
 use rustbreak::error::{RustbreakError, RustbreakErrorKind};
 use rustbreak::{deser::Bincode, Database, FileDatabase, MemoryDatabase};
@@ -78,7 +79,7 @@ use crate::writers::transaction::DALTxV10;
 /// Currency parameters (Protocol V10)
 pub type CurrencyParamsV10Datas = (CurrencyName, BlockV10Parameters);
 /// All blocks of local blockchain indexed by block number
-pub type LocalBlockchainV10Datas = HashMap<BlockId, DALBlock>;
+pub type LocalBlockchainV10Datas = FnvHashMap<BlockId, DALBlock>;
 /// Forks tree meta datas (block number and hash only)
 pub type ForksTreeV10Datas = entities::fork_tree::ForkTree;
 /// Forks blocks referenced in tree indexed by their blockstamp
@@ -90,9 +91,9 @@ pub type WotDB = RustyWebOfTrust;
 /// V10 Identities indexed by public key
 pub type IdentitiesV10Datas = HashMap<PubKey, DALIdentity>;
 /// Memberships sorted by created block
-pub type MsExpirV10Datas = HashMap<BlockId, HashSet<NodeId>>;
+pub type MsExpirV10Datas = FnvHashMap<BlockId, HashSet<NodeId>>;
 /// Certifications sorted by created block
-pub type CertsExpirV10Datas = HashMap<BlockId, HashSet<(NodeId, NodeId)>>;
+pub type CertsExpirV10Datas = FnvHashMap<BlockId, HashSet<(NodeId, NodeId)>>;
 /// V10 Transactions indexed by their hashs
 pub type TxV10Datas = HashMap<Hash, DALTxV10>;
 /// V10 Unused Transaction Output (=sources)