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🤖 fix: filter SSH multiplexing stderr noise from command output #987

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Merged
ammario merged 1 commit into from
Dec 8, 2025
Merged

🤖 fix: filter SSH multiplexing stderr noise from command output #987

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3 changes: 2 additions & 1 deletion src/node/runtime/SSHRuntime.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -667,7 +667,8 @@ export class SSHRuntime implements Runtime {

// Suppress SSH warnings (e.g., ControlMaster messages) that would pollute command output
// These go to stderr and get merged with stdout in bash tool results
args.push("-o", "LogLevel=ERROR");
// Use FATAL (not ERROR) because mux_client_request_session messages are at ERROR level
args.push("-o", "LogLevel=FATAL");

// Add ControlMaster options for connection multiplexing
// This ensures all SSH operations reuse the master connection
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