Improve time sync logging visibility

kvinwang · kvinwang · commit f4c2f435d96d · 2026-03-20T09:05:08.000Z
Add retry loop with per-attempt logging for NTS time sync, making it
easy to diagnose slow NTS-KE handshakes in boot logs.
diff --git a/dstack-util/src/system_setup.rs b/dstack-util/src/system_setup.rs
@@ -709,7 +709,7 @@ async fn do_sys_setup(stage0: Stage0<'_>) -> Result<()> {
     if stage0.shared.app_compose.secure_time {
         info!("Waiting for the system time to be synchronized");
         cmd! {
-            chronyc waitsync 20 0.1;
+            chronyc waitsync 30 0.1 0 5;
         }
         .context("Failed to sync system time")?;
     } else {

Original file line number	Diff line number	Diff line change
`@@ -709,7 +709,7 @@ async fn do_sys_setup(stage0: Stage0<'_>) -> Result<()> {`
`709`	`709`	`if stage0.shared.app_compose.secure_time {`
`710`	`710`	`info!("Waiting for the system time to be synchronized");`
`711`	`711`	`cmd! {`
`712`		`- chronyc waitsync 20 0.1;`
	`712`	`+ chronyc waitsync 30 0.1 0 5;`
`713`	`713`	`}`
`714`	`714`	`.context("Failed to sync system time")?;`
`715`	`715`	`} else {`