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Correct sundry errors in Hot Standby-related comments.

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Fujii Masao
This commit is contained in:
Robert Haas
2010-08-12 23:24:54 +00:00
parent 00f76dbffa
commit 30c22eb8fc
6 changed files with 23 additions and 23 deletions
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20
src/backend/storage/ipc/procarray.c
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@@ -37,7 +37,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/storage/ipc/procarray.c,v 1.72 2010/07/06 19:18:57 momjian Exp $
* $PostgreSQL: pgsql/src/backend/storage/ipc/procarray.c,v 1.73 2010/08/12 23:24:54 rhaas Exp $
*
*-------------------------------------------------------------------------
*/
@@ -449,7 +449,7 @@ ProcArrayInitRecoveryInfo(TransactionId oldestActiveXid)
/*
* ProcArrayApplyRecoveryInfo -- apply recovery info about xids
*
* Takes us through 3 states: Uninitialized, Pending and Ready.
* Takes us through 3 states: Initialized, Pending and Ready.
* Normal case is to go all the way to Ready straight away, though there
* are atypical cases where we need to take it in steps.
*
@@ -487,7 +487,7 @@ ProcArrayApplyRecoveryInfo(RunningTransactions running)
return;
/*
* If our initial RunningXactData had an overflowed snapshot then we knew
* If our initial RunningTransactionsData had an overflowed snapshot then we knew
* we were missing some subxids from our snapshot. We can use this data as
* an initial snapshot, but we cannot yet mark it valid. We know that the
* missing subxids are equal to or earlier than nextXid. After we
@@ -518,7 +518,7 @@ ProcArrayApplyRecoveryInfo(RunningTransactions running)
Assert(standbyState == STANDBY_INITIALIZED);
/*
* OK, we need to initialise from the RunningXactData record
* OK, we need to initialise from the RunningTransactionsData record
*/
/*
@@ -1499,7 +1499,7 @@ GetRunningTransactionData(void)
suboverflowed = true;
/*
* Top-level XID of a transaction is always greater than any of
* Top-level XID of a transaction is always less than any of
* its subxids, so we don't need to check if any of the subxids
* are smaller than oldestRunningXid
*/
@@ -2313,7 +2313,7 @@ DisplayXidCache(void)
* aborted but we think they were running; the distinction is irrelevant
* because either way any changes done by the transaction are not visible to
* backends in the standby. We prune KnownAssignedXids when
* XLOG_XACT_RUNNING_XACTS arrives, to forestall possible overflow of the
* XLOG_RUNNING_XACTS arrives, to forestall possible overflow of the
* array due to such dead XIDs.
*/
@@ -2323,9 +2323,9 @@ DisplayXidCache(void)
* unobserved XIDs.
*
* RecordKnownAssignedTransactionIds() should be run for *every* WAL record
* type apart from XLOG_XACT_RUNNING_XACTS (since that initialises the first
* type apart from XLOG_RUNNING_XACTS (since that initialises the first
* snapshot so that RecordKnownAssignedTransactionIds() can be called). Must
* be called for each record after we have executed StartupCLog() et al,
* be called for each record after we have executed StartupCLOG() et al,
* since we must ExtendCLOG() etc..
*
* Called during recovery in analogy with and in place of GetNewTransactionId()
@@ -3046,11 +3046,11 @@ KnownAssignedXidsDisplay(int trace_level)
if (KnownAssignedXidsValid[i])
{
nxids++;
appendStringInfo(&buf, "[%u]=%u ", i, KnownAssignedXids[i]);
appendStringInfo(&buf, "[%d]=%u ", i, KnownAssignedXids[i]);
}
}
elog(trace_level, "%d KnownAssignedXids (num=%u tail=%u head=%u) %s",
elog(trace_level, "%d KnownAssignedXids (num=%d tail=%d head=%d) %s",
nxids,
pArray->numKnownAssignedXids,
pArray->tailKnownAssignedXids,