diff options
Diffstat (limited to 'src/backend/commands/vacuum.c')
| -rw-r--r-- | src/backend/commands/vacuum.c | 82 |
1 files changed, 1 insertions, 81 deletions
diff --git a/src/backend/commands/vacuum.c b/src/backend/commands/vacuum.c index e6bdc3a3f2e..3cba0395201 100644 --- a/src/backend/commands/vacuum.c +++ b/src/backend/commands/vacuum.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/commands/vacuum.c,v 1.194 2001/05/25 15:34:49 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/commands/vacuum.c,v 1.195 2001/05/25 15:45:32 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -16,12 +16,9 @@ #include <fcntl.h> #include <unistd.h> -#include <stdlib.h> -#include <limits.h> #include <time.h> #include <sys/time.h> #include <sys/types.h> -#include <dirent.h> #include <sys/file.h> #include <sys/stat.h> @@ -33,7 +30,6 @@ #include "access/genam.h" #include "access/heapam.h" -#include "access/transam.h" #include "access/xlog.h" #include "catalog/catalog.h" #include "catalog/catname.h" @@ -163,7 +159,6 @@ static int vac_cmp_vtlinks(const void *left, const void *right); static bool enough_space(VacPage vacpage, Size len); static void init_rusage(VacRUsage *ru0); static char *show_rusage(VacRUsage *ru0); -static void report_orphans(void); /* @@ -241,10 +236,6 @@ vacuum(VacuumStmt *vacstmt) /* clean up */ vacuum_shutdown(); - - if (VacRelName == NULL) - report_orphans(); - } /* @@ -2655,74 +2646,3 @@ show_rusage(VacRUsage *ru0) return result; } - -/* - * report_orphans - * - * Report files that are not referenced by any pg_class.relfilenode. - * Could be caused by backend crash no cleaning up. - */ -static void -report_orphans(void) -{ - DIR *db_dir; - struct dirent *db_de; - Relation rel; - TupleDesc tupdesc; - HeapScanDesc scan; - HeapTuple tuple; - Oid dir_file_oid; - Oid rel_file_oid; - Datum d; - bool n; - bool match_found; - char cwd[MAXPGPATH]; - - getcwd(cwd,MAXPGPATH); - db_dir = opendir("."); - rel = heap_openr(RelationRelationName, AccessShareLock); - Assert(db_dir); - - /* - * Cycle through directory and check each file against - * pg_class.relfilenode. - * XXX This is O(n^2). Is it too slow? bjm - */ - while ((db_de = readdir(db_dir)) != NULL) - { - if (strspn(db_de->d_name, "0123456789") == - strlen(db_de->d_name)) - { - dir_file_oid = (Oid) strtoul((db_de->d_name), NULL, 10); - - if (dir_file_oid >= GetMinStartupOid() || - dir_file_oid <= BootstrapObjectIdData) - continue; - - tupdesc = RelationGetDescr(rel); - - match_found = false; - scan = heap_beginscan(rel, false, SnapshotNow, 0, (ScanKey) NULL); - while (HeapTupleIsValid(tuple = heap_getnext(scan, 0))) - { - d = heap_getattr(tuple, Anum_pg_class_relfilenode, tupdesc, &n); - rel_file_oid = DatumGetObjectId(d); - if (dir_file_oid == rel_file_oid) - { - match_found = true; - break; - } - } - heap_endscan(scan); - /* make sure there was no oid wrap-around during the scan */ - if (!match_found && dir_file_oid <= ShmemVariableCache->nextOid) - elog(NOTICE, - "Unreferenced file found in database directory:\n\t%s/%s", - cwd, db_de->d_name); - /* Maybe one day we can unlink too. bjm 2001-05-24 */ - } - } - - heap_close(rel, AccessShareLock); - closedir(db_dir); -} |