add time to idle to more caches

This commit is contained in:
Bryan Stitt 2023-02-15 11:42:25 -08:00
parent 8506cd6bdc
commit df668a5dfd
2 changed files with 18 additions and 13 deletions

@ -556,9 +556,12 @@ impl Web3ProxyApp {
// TODO: ttl on this? or is max_capacity fine?
let pending_transactions = Cache::builder()
.max_capacity(10_000)
// TODO: different chains might handle this differently
// TODO: what should we set? 5 minutes is arbitrary. the nodes themselves hold onto transactions for much longer
.time_to_idle(Duration::from_secs(300))
.build_with_hasher(hashbrown::hash_map::DefaultHashBuilder::default());
// keep 1GB of blocks in the cache
// keep 1GB/5 minutes of blocks in the cache
// TODO: limits from config
// these blocks don't have full transactions, but they do have rather variable amounts of transaction hashes
// TODO: how can we do the weigher better?
@ -568,6 +571,8 @@ impl Web3ProxyApp {
// TODO: is this good enough?
1 + v.block.transactions.len().try_into().unwrap_or(u32::MAX)
})
// TODO: what should we set? 5 minutes is arbitrary. the nodes themselves hold onto transactions for much longer
.time_to_idle(Duration::from_secs(300))
.build_with_hasher(hashbrown::hash_map::DefaultHashBuilder::default());
// connect to the load balanced rpcs
@ -690,6 +695,8 @@ impl Web3ProxyApp {
u32::MAX
}
})
// TODO: what should we set? 10 minutes is arbitrary. the nodes themselves hold onto transactions for much longer
.time_to_idle(Duration::from_secs(600))
.build_with_hasher(hashbrown::hash_map::DefaultHashBuilder::default());
// all the users are the same size, so no need for a weigher

@ -20,6 +20,7 @@ use itertools::Itertools;
use log::{debug, error, info, trace, warn, Level};
use migration::sea_orm::DatabaseConnection;
use moka::future::{Cache, ConcurrentCacheExt};
use ordered_float::OrderedFloat;
use serde::ser::{SerializeStruct, Serializer};
use serde::Serialize;
use serde_json::json;
@ -572,7 +573,9 @@ impl Web3Rpcs {
// pick the first two and try the one with the lower rpc.latency.ewma
// TODO: chunks or tuple windows?
for (rpc_a, rpc_b) in usable_rpcs.into_iter().circular_tuple_windows() {
let best_rpc = min_by_key(rpc_a, rpc_b, |x| x.latency.request_ewma);
let best_rpc = min_by_key(rpc_a, rpc_b, |x| {
OrderedFloat(x.request_latency.read().ewma.value())
});
// just because it has lower latency doesn't mean we are sure to get a connection
match best_rpc.try_request_handle(authorization, None).await {
@ -1154,18 +1157,19 @@ impl Serialize for Web3Rpcs {
/// sort by block number (descending) and tier (ascending)
/// TODO: should this be moved into a `impl Web3Rpc`?
/// TODO: i think we still have sorts scattered around the code that should use this
/// TODO: take AsRef or something like that? We don't need an Arc here
fn rpc_sync_status_sort_key(x: &Arc<Web3Rpc>) -> (u64, u64, u32) {
let reversed_head_block = u64::MAX
fn rpc_sync_status_sort_key(x: &Arc<Web3Rpc>) -> (U64, u64, OrderedFloat<f64>) {
let reversed_head_block = U64::MAX
- x.head_block
.read()
.as_ref()
.map(|x| x.number().as_u64())
.unwrap_or(0);
.map(|x| *x.number())
.unwrap_or_default();
let tier = x.tier;
let request_ewma = x.latency.request_ewma;
let request_ewma = OrderedFloat(x.request_latency.read().ewma.value());
(reversed_head_block, tier, request_ewma)
}
@ -1340,13 +1344,10 @@ mod tests {
watch_consensus_head_receiver: None,
watch_consensus_rpcs_sender,
pending_transactions: Cache::builder()
.max_capacity(10_000)
.build_with_hasher(hashbrown::hash_map::DefaultHashBuilder::default()),
block_hashes: Cache::builder()
.max_capacity(10_000)
.build_with_hasher(hashbrown::hash_map::DefaultHashBuilder::default()),
block_numbers: Cache::builder()
.max_capacity(10_000)
.build_with_hasher(hashbrown::hash_map::DefaultHashBuilder::default()),
// TODO: test max_block_age?
max_block_age: None,
@ -1541,13 +1542,10 @@ mod tests {
watch_consensus_head_receiver: None,
watch_consensus_rpcs_sender,
pending_transactions: Cache::builder()
.max_capacity(10)
.build_with_hasher(hashbrown::hash_map::DefaultHashBuilder::default()),
block_hashes: Cache::builder()
.max_capacity(10)
.build_with_hasher(hashbrown::hash_map::DefaultHashBuilder::default()),
block_numbers: Cache::builder()
.max_capacity(10)
.build_with_hasher(hashbrown::hash_map::DefaultHashBuilder::default()),
min_head_rpcs: 1,
min_sum_soft_limit: 4_000,