{"record":{"id":"6ef2c10436f42a53","repo":"zed-industries/zed","slug":"timed-out-pinging-remote-client","errorCode":null,"errorMessage":"Timed out pinging remote client","messagePattern":"Timed out pinging remote client","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"warning","filePath":"crates/remote/src/remote_client.rs","lineNumber":1954,"sourceCode":"\n                for envelope in self.buffer.lock().iter() {\n                    self.outgoing_tx\n                        .lock()\n                        .unbounded_send(envelope.clone())\n                        .ok();\n                }\n                Ok(())\n            },\n            async {\n                self.executor.timer(timeout).await;\n                anyhow::bail!(\"Timed out resyncing remote client\")\n            },\n        )\n        .await\n    }\n\n    async fn ping(&self, timeout: Duration) -> Result<()> {\n        smol::future::or(\n            async {\n                self.request(proto::Ping {}).await?;\n                Ok(())\n            },\n            async {\n                self.executor.timer(timeout).await;\n                anyhow::bail!(\"Timed out pinging remote client\")\n            },\n        )\n        .await\n    }\n\n    fn send<T: EnvelopedMessage>(&self, payload: T) -> Result<()> {\n        log::debug!(\"remote send name:{}\", T::NAME);\n        self.send_dynamic(payload.into_envelope(0, None, None))\n    }\n\n    fn request_dynamic(","sourceCodeStart":1936,"sourceCodeEnd":1972,"githubUrl":"https://github.com/zed-industries/zed/blob/5a9b9558db01a6b906cec2fb70a797affdc58cdd/crates/remote/src/remote_client.rs#L1936-L1972","documentation":"The heartbeat path sends a proto::Ping RPC and races it against an executor timer (crates/remote/src/remote_client.rs:1933). If the ping round-trip exceeds the timeout, this error fires; repeated occurrences count as missed heartbeats and eventually trigger reconnect or disconnect.","triggerScenarios":"A proto::Ping request is not answered within the timeout Duration - unresponsive or GC-paused remote server, saturated link, or a suspended client machine mid-session.","commonSituations":"Remote host under heavy load; laptop waking from suspend; networks that black-hole TCP instead of resetting it.","solutions":["Treat it as transient: the client's heartbeat logic re-pings and reconnects if needed","If pings time out repeatedly, check remote host load (top/htop over SSH)","For suspended clients, expect an automatic reconnect after resume rather than a code fix"],"exampleFix":null,"handlingStrategy":"retry","validationCode":null,"typeGuard":null,"tryCatchPattern":"match client.ping(timeout).await {\n    Err(e) if e.to_string().contains(\"Timed out pinging\") => {\n        // transient: re-ping once with a longer timeout before giving up\n        client.ping(timeout * 2).await\n    }\n    other => other,\n}","preventionTips":["Keep heartbeat timeouts well above the link's round-trip time","Disconnect cleanly instead of suspending the client mid remote-session"],"tags":["remote","heartbeat","timeout","network","ping"],"backgroundTag":"ping-timeout","analyzedSha":"5a9b9558db01a6b906cec2fb70a797affdc58cdd","analyzedAt":"2026-08-20T19:29:52.058Z","contentChangedAt":"2026-08-20T19:29:52.058Z","schemaVersion":2},"datasetVersion":"2026-09-14T05:17:10.506Z"}