database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-11-18 02:02:55 +03:00
Code Activity

Error message editing in backend/storage.

Browse Source
This commit is contained in:
Tom Lane
2003-07-24 22:04:15 +00:00
parent 658fca8d3a
commit cfa191f3b8
25 changed files with 425 additions and 320 deletions
Download Patch File Download Diff File Expand all files Collapse all files

75
src/backend/storage/freespace/freespace.c
View File

@@ -8,7 +8,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/storage/freespace/freespace.c,v 1.17 2003/03/06 00:04:27 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/storage/freespace/freespace.c,v 1.18 2003/07/24 22:04:09 tgl Exp $
*
*
* NOTES:
@@ -269,7 +269,9 @@ InitFreeSpaceMap(void)
/* Create table header */
FreeSpaceMap = (FSMHeader *) ShmemAlloc(sizeof(FSMHeader));
if (FreeSpaceMap == NULL)
elog(FATAL, "Insufficient shared memory for free space map");
ereport(FATAL,
(errcode(ERRCODE_OUT_OF_MEMORY),
errmsg("insufficient shared memory for free space map")));
MemSet(FreeSpaceMap, 0, sizeof(FSMHeader));
/* Create hashtable for FSMRelations */
@@ -284,18 +286,24 @@ InitFreeSpaceMap(void)
(HASH_ELEM | HASH_FUNCTION));
if (!FreeSpaceMap->relHash)
elog(FATAL, "Insufficient shared memory for free space map");
ereport(FATAL,
(errcode(ERRCODE_OUT_OF_MEMORY),
errmsg("insufficient shared memory for free space map")));
/* Allocate page-storage arena */
nchunks = (MaxFSMPages - 1) / CHUNKPAGES + 1;
/* This check ensures spareChunks will be greater than zero */
if (nchunks <= MaxFSMRelations)
elog(FATAL, "max_fsm_pages must exceed max_fsm_relations * %d",
CHUNKPAGES);
ereport(FATAL,
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("max_fsm_pages must exceed max_fsm_relations * %d",
CHUNKPAGES)));
FreeSpaceMap->arena = (char *) ShmemAlloc(nchunks * CHUNKBYTES);
if (FreeSpaceMap->arena == NULL)
elog(FATAL, "Insufficient shared memory for free space map");
ereport(FATAL,
(errcode(ERRCODE_OUT_OF_MEMORY),
errmsg("insufficient shared memory for free space map")));
FreeSpaceMap->totalChunks = nchunks;
FreeSpaceMap->usedChunks = 0;
@@ -321,7 +329,9 @@ FreeSpaceShmemSize(void)
nchunks = (MaxFSMPages - 1) / CHUNKPAGES + 1;
if (nchunks >= (INT_MAX / CHUNKBYTES))
elog(FATAL, "max_fsm_pages is too large");
ereport(FATAL,
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("max_fsm_pages is too large")));
size += MAXALIGN(nchunks * CHUNKBYTES);
@@ -491,7 +501,7 @@ RecordRelationFreeSpace(RelFileNode *rel,
/* Check caller provides sorted data */
if (i > 0 && page <= pageSpaces[i-1].blkno)
elog(ERROR, "RecordRelationFreeSpace: data not in page order");
elog(ERROR, "free-space data is not in page order");
FSMPageSetPageNum(newLocation, page);
FSMPageSetSpace(newLocation, avail);
newLocation++;
@@ -578,7 +588,7 @@ RecordIndexFreeSpace(RelFileNode *rel,
/* Check caller provides sorted data */
if (i > 0 && page <= pages[i-1])
elog(ERROR, "RecordIndexFreeSpace: data not in page order");
elog(ERROR, "free-space data is not in page order");
IndexFSMPageSetPageNum(newLocation, page);
newLocation++;
}
@@ -660,7 +670,7 @@ FreeSpaceMapForgetDatabase(Oid dbid)
/*
* PrintFreeSpaceMapStatistics - print statistics about FSM contents
*
* The info is sent to elog() with the specified message level. This is
* The info is sent to ereport() with the specified message level. This is
* intended for use during VACUUM.
*/
void
@@ -688,11 +698,12 @@ PrintFreeSpaceMapStatistics(int elevel)
/* Convert stats to actual number of page slots needed */
needed = (sumRequests + numRels) * CHUNKPAGES;
elog(elevel, "Free space map: %d relations, %d pages stored; %.0f total pages needed."
"\n\tAllocated FSM size: %d relations + %d pages = %.0f KB shared mem.",
numRels, storedPages, needed,
MaxFSMRelations, MaxFSMPages,
(double) FreeSpaceShmemSize() / 1024.0);
ereport(elevel,
(errmsg("free space map: %d relations, %d pages stored; %.0f total pages needed",
numRels, storedPages, needed),
errdetail("Allocated FSM size: %d relations + %d pages = %.0f KB shared mem.",
MaxFSMRelations, MaxFSMPages,
(double) FreeSpaceShmemSize() / 1024.0)));
}
/*
@@ -719,7 +730,7 @@ DumpFreeSpaceMap(void)
fp = AllocateFile(cachefilename, PG_BINARY_W);
if (fp == NULL)
{
elog(LOG, "Failed to write %s: %m", cachefilename);
elog(LOG, "could not write \"%s\": %m", cachefilename);
return;
}
@@ -778,7 +789,7 @@ DumpFreeSpaceMap(void)
return;
write_failed:
elog(LOG, "Failed to write %s: %m", cachefilename);
elog(LOG, "could not write \"%s\": %m", cachefilename);
/* Clean up */
LWLockRelease(FreeSpaceLock);
@@ -819,7 +830,7 @@ LoadFreeSpaceMap(void)
if (fp == NULL)
{
if (errno != ENOENT)
elog(LOG, "Failed to read %s: %m", cachefilename);
elog(LOG, "could not read \"%s\": %m", cachefilename);
return;
}
@@ -832,7 +843,7 @@ LoadFreeSpaceMap(void)
header.version != FSM_CACHE_VERSION ||
header.numRels < 0)
{
elog(LOG, "Bogus file header in %s", cachefilename);
elog(LOG, "bogus file header in \"%s\"", cachefilename);
goto read_failed;
}
@@ -854,7 +865,7 @@ LoadFreeSpaceMap(void)
relheader.lastPageCount < 0 ||
relheader.storedPages < 0)
{
elog(LOG, "Bogus rel header in %s", cachefilename);
elog(LOG, "bogus rel header in \"%s\"", cachefilename);
goto read_failed;
}
@@ -871,7 +882,7 @@ LoadFreeSpaceMap(void)
data = (char *) palloc(len + 1); /* +1 to avoid palloc(0) */
if (fread(data, 1, len, fp) != len)
{
elog(LOG, "Premature EOF in %s", cachefilename);
elog(LOG, "premature EOF in \"%s\"", cachefilename);
pfree(data);
goto read_failed;
}
@@ -984,7 +995,9 @@ create_fsm_rel(RelFileNode *rel)
HASH_ENTER,
&found);
if (!fsmrel)
elog(ERROR, "FreeSpaceMap hashtable out of memory");
ereport(ERROR,
(errcode(ERRCODE_OUT_OF_MEMORY),
errmsg("out of shared memory")));
if (!found)
{
@@ -1182,7 +1195,7 @@ find_free_space(FSMRelation *fsmrel, Size spaceNeeded)
pageIndex; /* current page index */
if (fsmrel->isIndex)
elog(ERROR, "find_free_space: called for an index relation");
elog(ERROR, "find_free_space called for an index relation");
info = (FSMPageData *)
(FreeSpaceMap->arena + fsmrel->firstChunk * CHUNKBYTES);
pageIndex = fsmrel->nextPage;
@@ -1232,7 +1245,7 @@ find_index_free_space(FSMRelation *fsmrel)
{
if (fsmrel->storedPages == 0)
return InvalidBlockNumber;
elog(ERROR, "find_index_free_space: called for a non-index relation");
elog(ERROR, "find_index_free_space called for a non-index relation");
}
/*
* For indexes, there's no need for the nextPage state variable; we just
@@ -1260,7 +1273,7 @@ fsm_record_free_space(FSMRelation *fsmrel, BlockNumber page, Size spaceAvail)
int pageIndex;
if (fsmrel->isIndex)
elog(ERROR, "fsm_record_free_space: called for an index relation");
elog(ERROR, "fsm_record_free_space called for an index relation");
if (lookup_fsm_page_entry(fsmrel, page, &pageIndex))
{
/* Found an existing entry for page; update it */
@@ -1420,7 +1433,7 @@ compact_fsm_storage(void)
int limitChunkIndex;
if (newAllocPages < fsmrel->storedPages)
elog(PANIC, "compact_fsm_storage: can't juggle and compress too");
elog(PANIC, "can't juggle and compress too");
if (fsmrel->nextPhysical != NULL)
limitChunkIndex = fsmrel->nextPhysical->firstChunk;
else
@@ -1435,7 +1448,7 @@ compact_fsm_storage(void)
else
limitChunkIndex = FreeSpaceMap->totalChunks;
if (newChunkIndex + curChunks > limitChunkIndex)
elog(PANIC, "compact_fsm_storage: insufficient room");
elog(PANIC, "insufficient room");
}
memmove(newLocation, oldLocation, curChunks * CHUNKBYTES);
}
@@ -1511,7 +1524,7 @@ push_fsm_rels_after(FSMRelation *afterRel)
if (newChunkIndex < oldChunkIndex)
{
/* trouble... */
elog(PANIC, "push_fsm_rels_after: out of room");
elog(PANIC, "out of room");
}
else if (newChunkIndex > oldChunkIndex)
{
@@ -1554,7 +1567,7 @@ pack_incoming_pages(FSMPageData *newLocation, int newPages,
Size avail = pageSpaces[i].avail;
if (avail >= BLCKSZ)
elog(ERROR, "pack_incoming_pages: bogus freespace amount");
elog(ERROR, "bogus freespace amount");
avail /= (BLCKSZ/HISTOGRAM_BINS);
histogram[avail]++;
}
@@ -1580,7 +1593,7 @@ pack_incoming_pages(FSMPageData *newLocation, int newPages,
/* Check caller provides sorted data */
if (i > 0 && page <= pageSpaces[i-1].blkno)
elog(ERROR, "RecordIndexFreeSpace: data not in page order");
elog(ERROR, "free-space data is not in page order");
/* Save this page? */
if (avail >= thresholdU ||
(avail >= thresholdL && (--binct >= 0)))
@@ -1625,7 +1638,7 @@ pack_existing_pages(FSMPageData *newLocation, int newPages,
/* Shouldn't happen, but test to protect against stack clobber */
if (avail >= BLCKSZ)
elog(ERROR, "pack_existing_pages: bogus freespace amount");
elog(ERROR, "bogus freespace amount");
avail /= (BLCKSZ/HISTOGRAM_BINS);
histogram[avail]++;
}