bits & the end of the world

Started by Ian Turnerover 25 years ago4 messagesgeneral
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#1Ian Turner
vectro@pipeline.com

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I just got everyone's favorite error message:
FATAL 1: my bits moved right off the end of the world!
Recreate index pg_attribute_relid_attnum_index.

Except, of course, this is a system index.

The query was:

CREATE TEMP TABLE NextHopTemp (num integer,
prev integer,
settled boolean,
cost integer);

Note also that this was inside a transaction.

I am running postgresql 7.0.2 from the RPM. Any ideas? :o

Ian
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#2Bruce Momjian
bruce@momjian.us
In reply to: Ian Turner (#1)
Re: bits & the end of the world

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I just got everyone's favorite error message:
FATAL 1: my bits moved right off the end of the world!
Recreate index pg_attribute_relid_attnum_index.

Yes, this has always been my favorite.

Except, of course, this is a system index.

The query was:

CREATE TEMP TABLE NextHopTemp (num integer,
prev integer,
settled boolean,
cost integer);

Note also that this was inside a transaction.

I am running postgresql 7.0.2 from the RPM. Any ideas? :o

Sorry, no ideas.

-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman@candle.pha.pa.us               |  (610) 853-3000
  +  If your life is a hard drive,     |  830 Blythe Avenue
  +  Christ can be your backup.        |  Drexel Hill, Pennsylvania 19026
#3Bruce Momjian
bruce@momjian.us
In reply to: Ian Turner (#1)
Re: bits & the end of the world

-- Start of PGP signed section.

I just got everyone's favorite error message:
FATAL 1: my bits moved right off the end of the world!
Recreate index pg_attribute_relid_attnum_index.

Except, of course, this is a system index.

The query was:

CREATE TEMP TABLE NextHopTemp (num integer,
prev integer,
settled boolean,
cost integer);

Note also that this was inside a transaction.

I am running postgresql 7.0.2 from the RPM. Any ideas? :o

I had this in my mailbox. Because it is a system index, you may be
stuck. You may need to use pg_upgrade. This will allow you to
re-create the tables, and move the data files back into place, fixing
the problem. If I remember correctly, you can try REINDEX, which is a
new command in 7.0.X for rebuilding system indexes in place.

It is from the btree index code, nbtpage.c

if (P_RIGHTMOST(opaque))
elog(FATAL, "my bits moved right off the end of the
world!");

I would drop the index and recreate. The wording of this error message
is one of my personal favorites.

-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman@candle.pha.pa.us               |  (610) 853-3000
  +  If your life is a hard drive,     |  830 Blythe Avenue
  +  Christ can be your backup.        |  Drexel Hill, Pennsylvania 19026
#4Tom Lane
tgl@sss.pgh.pa.us
In reply to: Bruce Momjian (#2)
Re: bits & the end of the world

I just got everyone's favorite error message:
FATAL 1: my bits moved right off the end of the world!
Recreate index pg_attribute_relid_attnum_index.

Except, of course, this is a system index.

There's a REINDEX command now that you can use in standalone mode
to recover from something like this.

The procedure is arcane (translation: I don't know it) so check
the documentation and follow it carefully.

I've fixed a few bugs in btree for 7.1 and am optimistically hoping
that this message will not be heard from again after 7.1 is out...

regards, tom lane