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Companion for Substrate#12520 (#6730)

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* Companion for Substrate#12520

https://github.com/paritytech/substrate/pull/12520

* Fix

* update lockfile for {"substrate"}

---------

Co-authored-by: parity-processbot <>
This commit is contained in:
Bastian Köcher
2023-02-24 13:47:41 +01:00
committed by GitHub
parent 5e7ade9037
commit 1e291f30f4
2 changed files with 268 additions and 235 deletions
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polkadot/Cargo.lock
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+259 -227
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polkadot/node/core/pvf/src/executor_intf.rs
+9 -8
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@@ -19,7 +19,7 @@
use polkadot_primitives::vstaging::executor_params::{ExecutorParam, ExecutorParams};
use sc_executor_common::{
runtime_blob::RuntimeBlob,
wasm_runtime::{InvokeMethod, WasmModule as _},
wasm_runtime::{HeapAllocStrategy, InvokeMethod, WasmModule as _},
};
use sc_executor_wasmtime::{Config, DeterministicStackLimit, Semantics};
use sp_core::storage::{ChildInfo, TrackedStorageKey};
@@ -41,8 +41,8 @@ use std::{
// The data section for runtimes are typically rather small and can fit in a single digit number of
// WASM pages, so let's say an extra 16 pages. Thus let's assume that 32 pages or 2 MiB are used for
// these needs by default.
const DEFAULT_HEAP_PAGES_ESTIMATE: u64 = 32;
const EXTRA_HEAP_PAGES: u64 = 2048;
const DEFAULT_HEAP_PAGES_ESTIMATE: u32 = 32;
const EXTRA_HEAP_PAGES: u32 = 2048;
/// The number of bytes devoted for the stack during wasm execution of a PVF.
const NATIVE_STACK_MAX: u32 = 256 * 1024 * 1024;
@@ -55,10 +55,9 @@ const DEFAULT_CONFIG: Config = Config {
allow_missing_func_imports: true,
cache_path: None,
semantics: Semantics {
extra_heap_pages: EXTRA_HEAP_PAGES,
// NOTE: This is specified in bytes, so we multiply by WASM page size.
max_memory_size: Some(((DEFAULT_HEAP_PAGES_ESTIMATE + EXTRA_HEAP_PAGES) * 65536) as usize),
heap_alloc_strategy: sc_executor_common::wasm_runtime::HeapAllocStrategy::Dynamic {
maximum_pages: Some(DEFAULT_HEAP_PAGES_ESTIMATE + EXTRA_HEAP_PAGES),
},
instantiation_strategy:
sc_executor_wasmtime::InstantiationStrategy::RecreateInstanceCopyOnWrite,
@@ -121,7 +120,9 @@ fn params_to_wasmtime_semantics(par: &ExecutorParams) -> Result<Semantics, Strin
for p in par.iter() {
match p {
ExecutorParam::MaxMemoryPages(mms) => sem.max_memory_size = Some(*mms as usize * 65536),
ExecutorParam::MaxMemoryPages(max_pages) =>
sem.heap_alloc_strategy =
HeapAllocStrategy::Dynamic { maximum_pages: Some(*max_pages) },
ExecutorParam::StackLogicalMax(slm) => stack_limit.logical_max = *slm,
ExecutorParam::StackNativeMax(snm) => stack_limit.native_stack_max = *snm,
ExecutorParam::PrecheckingMaxMemory(_) => (), // TODO: Not implemented yet