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[MG_Remote, MG_IntegrationTest] (P7): surface ops that may bring the spawned server's backend up wait a cold-start reply budget

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swung0x48
2026-09-23 13:23:09 -04:00
parent cdf49a4624
commit 2ab757792c
7 changed files with 162 additions and 14 deletions
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MobileGL/ConfigLoader.cpp
+7 -3
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@@ -423,6 +423,10 @@ namespace MobileGL::MG_ConfigLoader {
// deeper queue buys nothing on a CPU-bound client and pays for it in latency. 0 is NOT
// admitted: a credit of zero would mean "publish no present at all".
ipc.PresentCredit = QueryEnvUint32("MOBILEGL_IPC_PRESENT_CREDIT", 1, 1, 8);
// CONTRACT-P6 D5b's reply bound and P7's cold-start budget (Config.h has the semantics).
// Both are floored at 100 ms: a zero bound would declare every live server silent.
ipc.ControlTimeoutMs = QueryEnvUint32("MOBILEGL_IPC_CONTROL_TIMEOUT_MS", 5000, 100, 600000);
ipc.ColdStartMs = QueryEnvUint32("MOBILEGL_IPC_COLD_START_MS", 20000, 100, 600000);
ipc.StrictErrors = QueryEnvFlag("MOBILEGL_IPC_STRICT_ERRORS");
ipc.Audit = QueryEnvFlag("MOBILEGL_IPC_AUDIT");
QueryEnvVariable("MOBILEGL_IPC_SERVER_AFFINITY", ipc.ServerAffinity, "auto");
@@ -466,10 +470,10 @@ namespace MobileGL::MG_ConfigLoader {
// One line, on the arm where these numbers decide behaviour, because every one of
// them is a number a bug report has to quote.
MGLOG_I("Config: IPC ring=%uMiB stage=%uMiB wire-deferred=%uMiB spin=%uus persistent-block=%uKiB "
"adopt-tier=%u verb-barrier=%u run-ahead=%u present-credit=%u strict=%d "
"audit=%d role-split-state=%d affinity='%s'",
"adopt-tier=%u verb-barrier=%u run-ahead=%u present-credit=%u control-timeout=%ums "
"cold-start=%ums strict=%d audit=%d role-split-state=%d affinity='%s'",
ipc.RingMb, ipc.StageMb, ipc.WireDeferredMb, ipc.SpinUs, ipc.PersistentBlockKb, ipc.AdoptTier,
ipc.VerbBarrier, ipc.RunAhead, ipc.PresentCredit,
ipc.VerbBarrier, ipc.RunAhead, ipc.PresentCredit, ipc.ControlTimeoutMs, ipc.ColdStartMs,
static_cast<int>(ipc.StrictErrors), static_cast<int>(ipc.Audit),
static_cast<int>(ipc.RoleSplitState), ipc.ServerAffinity.c_str());
if (ipc.VerbBarrier == 0) {