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Commit9bb1dde

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Prevent intermittent hang in recovery from bgwriter interaction.
Startup process waited for cleanup lock but when hot_standby = offthe pid was not registered, so that the bgwriter would not wakethe waiting process as intended.
1 parent3cb2f2a commit9bb1dde

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2 files changed

+2
-5
lines changed

2 files changed

+2
-5
lines changed

‎src/backend/access/transam/xlog.c

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@@ -47,6 +47,7 @@
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#include"storage/fd.h"
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#include"storage/ipc.h"
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#include"storage/pmsignal.h"
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#include"storage/proc.h"
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#include"storage/procarray.h"
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#include"storage/smgr.h"
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#include"storage/spin.h"
@@ -6135,6 +6136,7 @@ StartupXLOG(void)
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*/
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if (InArchiveRecovery&&IsUnderPostmaster)
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{
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PublishStartupProcessInformation();
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SetForwardFsyncRequests();
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SendPostmasterSignal(PMSIGNAL_RECOVERY_STARTED);
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bgwriterLaunched= true;

‎src/backend/storage/ipc/standby.c

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@@ -69,11 +69,6 @@ InitRecoveryTransactionEnvironment(void)
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*/
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SharedInvalBackendInit(true);
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/*
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* Record the PID and PGPROC structure of the startup process.
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*/
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PublishStartupProcessInformation();
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/*
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* Lock a virtual transaction id for Startup process.
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*

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