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QoS for system critical events ( such as cluster heartbeats, replication streams, and slot migration) - #4076

Merged

JimB123 merged 14 commits into

valkey-io:unstablefrom

satheeshaGowda:socket-prioritization

Sep 14, 2026

Merged

QoS for system critical events ( such as cluster heartbeats, replication streams, and slot migration)#4076
JimB123 merged 14 commits into
valkey-io:unstablefrom
satheeshaGowda:socket-prioritization

Commits on Sep 10, 2026
- Implement socket prioritization for system critical events
  satheeshaGowda
  committed
  6cc11a5
- Address review comments
  
  Satheesha Gowda
  authored and
  satheeshaGowda
  committed
  4eaf651
- QoS preemptive polling interval dynamically configurable
  satheeshaGowda
  committed
  d109fc8
- Add QoS metrics for observability
  satheeshaGowda
  committed
  8f20183
- Refactored the kwyword High Priority to QoS to be consistent with the feature
  satheeshaGowda
  committed
  1f296af
- Address Review comments from Jim
  satheeshaGowda
  committed
  7c0eae7
- Remove Nested Epoll loop
  satheeshaGowda
  committed
  08ecf10
- Address Review comments from Jim
  satheeshaGowda
  committed
  2612866
- Address Review comments from Jim
  satheeshaGowda
  committed
  9e5f14d
- Address Review comments from Jim
  satheeshaGowda
  committed
  f316e1b
- Incorporate review suggestions from Viktor
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  c6420e3
- Incorporate TSC suggestion for metrics naming convention
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  23b1ed3
- Resolve conflicts with cluster bus IO offload
  satheeshaGowda
  committed
  b9ce363
- Refactored config and variables have prefix 'priority_' instead of 'qos_'
  satheeshaGowda
  committed
  089e2c0