From fd5b21c1240baa99283ae3894d9e547954218ff4 Mon Sep 17 00:00:00 2001
From: "paritytech-cmd-bot-polkadot-sdk[bot]"
<179002856+paritytech-cmd-bot-polkadot-sdk[bot]@users.noreply.github.com>
Date: Mon, 13 Jan 2025 19:28:04 +0100
Subject: [PATCH] [stable2409] Backport #7116 (#7136)
Backport #7116 into `stable2409` from alexggh.
See the
[documentation](https://github.com/paritytech/polkadot-sdk/blob/master/docs/BACKPORT.md)
on how to use this bot.
<!--
# To be used by other automation, do not modify:
original-pr-number: #${pull_number}
-->
Co-authored-by: Alexandru Gheorghe <49718502+alexggh@users.noreply.github.com>
---
polkadot/node/service/src/lib.rs | 11 +++--------
prdoc/pr_7116.prdoc | 8 ++++++++
2 files changed, 11 insertions(+), 8 deletions(-)
create mode 100644 prdoc/pr_7116.prdoc
diff --git a/polkadot/node/service/src/lib.rs b/polkadot/node/service/src/lib.rs
index 76d49b2d14b..4702de364bf 100644
--- a/polkadot/node/service/src/lib.rs
+++ b/polkadot/node/service/src/lib.rs
@@ -960,14 +960,9 @@ pub fn new_full<
secure_validator_mode,
prep_worker_path,
exec_worker_path,
- pvf_execute_workers_max_num: execute_workers_max_num.unwrap_or_else(
- || match config.chain_spec.identify_chain() {
- // The intention is to use this logic for gradual increasing from 2 to 4
- // of this configuration chain by chain until it reaches production chain.
- Chain::Polkadot | Chain::Kusama => 2,
- Chain::Rococo | Chain::Westend | Chain::Unknown => 4,
- },
- ),
+ // Default execution workers is 4 because we have 8 cores on the reference hardware,
+ // and this accounts for 50% of that cpu capacity.
+ pvf_execute_workers_max_num: execute_workers_max_num.unwrap_or(4),
pvf_prepare_workers_soft_max_num: prepare_workers_soft_max_num.unwrap_or(1),
pvf_prepare_workers_hard_max_num: prepare_workers_hard_max_num.unwrap_or(2),
})
diff --git a/prdoc/pr_7116.prdoc b/prdoc/pr_7116.prdoc
new file mode 100644
index 00000000000..95a5254778a
--- /dev/null
+++ b/prdoc/pr_7116.prdoc
@@ -0,0 +1,8 @@
+title: Increase the number of pvf execution workers from 2 to 4
+doc:
+- audience: Node Dev
+ description: |-
+ Increase the number of pvf execution workers from 2 to 4.
+crates:
+- name: polkadot-service
+ bump: patch
--
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