(re)add post-watchdog-launch sleep to Windows async_wrapper (#5122)

fixed apparent race where subprocess appears to never start
8 years ago · 4b3c892284
parent d35cd80b7e
commit 4b3c892284
1 changed files with 4 additions and 0 deletions
--- a/windows/async_wrapper.ps1
+++ b/windows/async_wrapper.ps1
@ -324,6 +324,10 @@ Function Start-Watchdog {
    # FUTURE: use CreateProcess + stream redirection to watch for/return quick watchdog failures?
    $result = $([wmiclass]"Win32_Process").Create($exec_path, $null, $pstartup)

+    # On fast + idle machines, the process never starts without this delay. Hopefully the switch to
+    # Win32 process launch will make this unnecessary.
+    Sleep -Seconds 1
+
    $watchdog_pid = $result.ProcessId

    return $watchdog_pid