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Add some debugging details to some of the elog(STOP) conditions for WAL. 

Standardize on %X/%X as the formatting for XLOG position display --- we
had a couple of different formats before, and none of 'em were as useful
as hex offsets IMHO.
This commit is contained in:
Tom Lane 2001-09-06 02:02:48 +00:00
parent c2ed891512
commit f2b604ecf4
1 changed files with 28 additions and 23 deletions
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51
src/backend/access/transam/xlog.c
View File

@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Header: /cvsroot/pgsql/src/backend/access/transam/xlog.c,v 1.75 2001/08/25 18:52:41 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/access/transam/xlog.c,v 1.76 2001/09/06 02:02:48 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -760,7 +760,7 @@ begin:;
{
char buf[8192];
sprintf(buf, "INSERT @ %u/%u: ", RecPtr.xlogid, RecPtr.xrecoff);
sprintf(buf, "INSERT @ %X/%X: ", RecPtr.xlogid, RecPtr.xrecoff);
xlog_outrec(buf, record);
if (rdata->data != NULL)
{
@ -1012,7 +1012,10 @@ XLogWrite(XLogwrtRqst WriteRqst)
* AdvanceXLInsertBuffer.
*/
if (!XLByteLT(LogwrtResult.Write, XLogCtl->xlblocks[Write->curridx]))
elog(STOP, "XLogWrite: write request is past end of log");
elog(STOP, "XLogWrite: write request %X/%X is past end of log %X/%X",
LogwrtResult.Write.xlogid, LogwrtResult.Write.xrecoff,
XLogCtl->xlblocks[Write->curridx].xlogid,
XLogCtl->xlblocks[Write->curridx].xrecoff);
/* Advance LogwrtResult.Write to end of current buffer page */
LogwrtResult.Write = XLogCtl->xlblocks[Write->curridx];
@ -1190,7 +1193,7 @@ XLogFlush(XLogRecPtr record)
if (XLOG_DEBUG)
{
elog(DEBUG, "XLogFlush%s%s: request %u/%u; write %u/%u; flush %u/%u\n",
elog(DEBUG, "XLogFlush%s%s: request %X/%X; write %X/%X; flush %X/%X\n",
(IsBootstrapProcessingMode()) ? "(bootstrap)" : "",
(InRedo) ? "(redo)" : "",
record.xlogid, record.xrecoff,
@ -1266,7 +1269,9 @@ XLogFlush(XLogRecPtr record)
XLogWrite(WriteRqst);
S_UNLOCK(&(XLogCtl->logwrt_lck));
if (XLByteLT(LogwrtResult.Flush, record))
elog(STOP, "XLogFlush: request is not satisfied");
elog(STOP, "XLogFlush: request %X/%X is not satisfied --- flushed only to %X/%X",
record.xlogid, record.xrecoff,
LogwrtResult.Flush.xlogid, LogwrtResult.Flush.xrecoff);
break;
}
S_LOCK_SLEEP(&(XLogCtl->logwrt_lck), spins++, XLOG_LOCK_TIMEOUT);
@ -1688,7 +1693,7 @@ RecordIsValid(XLogRecord *record, XLogRecPtr recptr, int emode)
if (!EQ_CRC64(record->xl_crc, crc))
{
elog(emode, "ReadRecord: bad resource manager data checksum in record at %u/%u",
elog(emode, "ReadRecord: bad resource manager data checksum in record at %X/%X",
recptr.xlogid, recptr.xrecoff);
return (false);
}
@ -1710,7 +1715,7 @@ RecordIsValid(XLogRecord *record, XLogRecPtr recptr, int emode)
if (!EQ_CRC64(cbuf, crc))
{
elog(emode, "ReadRecord: bad checksum of backup block %d in record at %u/%u",
elog(emode, "ReadRecord: bad checksum of backup block %d in record at %X/%X",
i + 1, recptr.xlogid, recptr.xrecoff);
return (false);
}
@ -1780,7 +1785,7 @@ ReadRecord(XLogRecPtr *RecPtr, int emode, char *buffer)
tmpRecPtr.xrecoff += SizeOfXLogPHD;
}
else if (!XRecOffIsValid(RecPtr->xrecoff))
elog(STOP, "ReadRecord: invalid record offset at (%u, %u)",
elog(STOP, "ReadRecord: invalid record offset at %X/%X",
RecPtr->xlogid, RecPtr->xrecoff);
if (readFile >= 0 && !XLByteInSeg(*RecPtr, readId, readSeg))
@ -1819,7 +1824,7 @@ ReadRecord(XLogRecPtr *RecPtr, int emode, char *buffer)
if ((((XLogPageHeader) readBuf)->xlp_info & XLP_FIRST_IS_CONTRECORD) &&
RecPtr->xrecoff % BLCKSZ == SizeOfXLogPHD)
{
elog(emode, "ReadRecord: contrecord is requested by (%u, %u)",
elog(emode, "ReadRecord: contrecord is requested by %X/%X",
RecPtr->xlogid, RecPtr->xrecoff);
goto next_record_is_invalid;
}
@ -1833,7 +1838,7 @@ got_record:;
*/
if (record->xl_len == 0)
{
elog(emode, "ReadRecord: record with zero length at (%u, %u)",
elog(emode, "ReadRecord: record with zero length at %X/%X",
RecPtr->xlogid, RecPtr->xrecoff);
goto next_record_is_invalid;
}
@ -1857,13 +1862,13 @@ got_record:;
*/
if (total_len > _INTL_MAXLOGRECSZ)
{
elog(emode, "ReadRecord: record length %u at (%u, %u) too long",
elog(emode, "ReadRecord: record length %u at %X/%X too long",
total_len, RecPtr->xlogid, RecPtr->xrecoff);
goto next_record_is_invalid;
}
if (record->xl_rmid > RM_MAX_ID)
{
elog(emode, "ReadRecord: invalid resource manager id %u at (%u, %u)",
elog(emode, "ReadRecord: invalid resource manager id %u at %X/%X",
record->xl_rmid, RecPtr->xlogid, RecPtr->xrecoff);
goto next_record_is_invalid;
}
@ -1987,7 +1992,7 @@ ValidXLOGHeader(XLogPageHeader hdr, int emode, bool checkSUI)
recaddr.xrecoff = readSeg * XLogSegSize + readOff;
if (!XLByteEQ(hdr->xlp_pageaddr, recaddr))
{
elog(emode, "ReadRecord: unexpected pageaddr (%u, %u) in log file %u, segment %u, offset %u",
elog(emode, "ReadRecord: unexpected pageaddr %X/%X in log file %u, segment %u, offset %u",
hdr->xlp_pageaddr.xlogid, hdr->xlp_pageaddr.xrecoff,
readId, readSeg, readOff);
return false;
@ -2486,7 +2491,7 @@ StartupXLOG(void)
if (record != NULL)
{
checkPointLoc = ControlFile->checkPoint;
elog(LOG, "checkpoint record is at (%u, %u)",
elog(LOG, "checkpoint record is at %X/%X",
checkPointLoc.xlogid, checkPointLoc.xrecoff);
}
else
@ -2495,7 +2500,7 @@ StartupXLOG(void)
if (record != NULL)
{
checkPointLoc = ControlFile->prevCheckPoint;
elog(LOG, "using previous checkpoint record at (%u, %u)",
elog(LOG, "using previous checkpoint record at %X/%X",
checkPointLoc.xlogid, checkPointLoc.xrecoff);
InRecovery = true; /* force recovery even if SHUTDOWNED */
}
@ -2506,7 +2511,7 @@ StartupXLOG(void)
memcpy(&checkPoint, XLogRecGetData(record), sizeof(CheckPoint));
wasShutdown = (record->xl_info == XLOG_CHECKPOINT_SHUTDOWN);
elog(LOG, "redo record is at (%u, %u); undo record is at (%u, %u); shutdown %s",
elog(LOG, "redo record is at %X/%X; undo record is at %X/%X; shutdown %s",
checkPoint.redo.xlogid, checkPoint.redo.xrecoff,
checkPoint.undo.xlogid, checkPoint.undo.xrecoff,
wasShutdown ? "TRUE" : "FALSE");
@ -2561,7 +2566,7 @@ StartupXLOG(void)
if (record != NULL)
{
InRedo = true;
elog(LOG, "redo starts at (%u, %u)",
elog(LOG, "redo starts at %X/%X",
ReadRecPtr.xlogid, ReadRecPtr.xrecoff);
do
{
@ -2576,7 +2581,7 @@ StartupXLOG(void)
{
char buf[8192];
sprintf(buf, "REDO @ %u/%u; LSN %u/%u: ",
sprintf(buf, "REDO @ %X/%X; LSN %X/%X: ",
ReadRecPtr.xlogid, ReadRecPtr.xrecoff,
EndRecPtr.xlogid, EndRecPtr.xrecoff);
xlog_outrec(buf, record);
@ -2592,7 +2597,7 @@ StartupXLOG(void)
RmgrTable[record->xl_rmid].rm_redo(EndRecPtr, record);
record = ReadRecord(NULL, LOG, buffer);
} while (record != NULL);
elog(LOG, "redo done at (%u, %u)",
elog(LOG, "redo done at %X/%X",
ReadRecPtr.xlogid, ReadRecPtr.xrecoff);
LastRec = ReadRecPtr;
InRedo = false;
@ -2681,7 +2686,7 @@ StartupXLOG(void)
RecPtr = ReadRecPtr;
if (XLByteLT(checkPoint.undo, RecPtr))
{
elog(LOG, "undo starts at (%u, %u)",
elog(LOG, "undo starts at %X/%X",
RecPtr.xlogid, RecPtr.xrecoff);
do
{
@ -2691,7 +2696,7 @@ StartupXLOG(void)
RmgrTable[record->xl_rmid].rm_undo(EndRecPtr, record);
RecPtr = record->xl_prev;
} while (XLByteLE(checkPoint.undo, RecPtr));
elog(LOG, "undo done at (%u, %u)",
elog(LOG, "undo done at %X/%X",
ReadRecPtr.xlogid, ReadRecPtr.xrecoff);
}
else
@ -3144,7 +3149,7 @@ xlog_desc(char *buf, uint8 xl_info, char *rec)
{
CheckPoint *checkpoint = (CheckPoint *) rec;
sprintf(buf + strlen(buf), "checkpoint: redo %u/%u; undo %u/%u; "
sprintf(buf + strlen(buf), "checkpoint: redo %X/%X; undo %X/%X; "
"sui %u; xid %u; oid %u; %s",
checkpoint->redo.xlogid, checkpoint->redo.xrecoff,
checkpoint->undo.xlogid, checkpoint->undo.xrecoff,
@ -3169,7 +3174,7 @@ xlog_outrec(char *buf, XLogRecord *record)
int bkpb;
int i;
sprintf(buf + strlen(buf), "prev %u/%u; xprev %u/%u; xid %u",
sprintf(buf + strlen(buf), "prev %X/%X; xprev %X/%X; xid %u",
record->xl_prev.xlogid, record->xl_prev.xrecoff,
record->xl_xact_prev.xlogid, record->xl_xact_prev.xrecoff,
record->xl_xid);