Is this a TODO item?
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Alvaro Herrera wrote:
> I just noticed that if I specify pg_resetxlog a timeline ID with the -l
> switch, it will display this value as "TimeLineID of latest checkpoint".
> Which is not really the truth.
>
> I wonder if pg_resetxlog should display the actual pg_control values in
> one section, and the values that would be set after a reset in a
> different section, so that it is extra clear. So it would look like
>
> pg_control values:
>
> pg_control version number: 903
> Catalog version number: 201004261
> Database system identifier: 5509100787461288958
> Latest checkpoint's TimeLineID: 1
> Latest checkpoint's NextXID: 0/667
> Latest checkpoint's NextOID: 16390
> Latest checkpoint's NextMultiXactId: 1
> Latest checkpoint's NextMultiOffset: 0
> Latest checkpoint's oldestXID: 654
> Latest checkpoint's oldestXID's DB: 1
> Latest checkpoint's oldestActiveXID: 0
> Maximum data alignment: 8
> Database block size: 8192
> Blocks per segment of large relation: 131072
> WAL block size: 8192
> Bytes per WAL segment: 16777216
> Maximum length of identifiers: 64
> Maximum columns in an index: 32
> Maximum size of a TOAST chunk: 1996
> Date/time type storage: 64-bit integers
> Float4 argument passing: by value
> Float8 argument passing: by value
>
> Values to be used after reset:
>
> First log file ID: 14
> First log file segment: 28
> TimeLineID: 57
>
>
> (I'd also like to point out that the "Latest checkpoint's" phrasing is awkward
> and cumbersome for translated output, but I'm refraining from suggest a
> reword because it'd complicate matters for programs that try to read the
> output)
>
> --
> Álvaro Herrera <alvherre@alvh.no-ip.org>
>
> --
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-- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB
http://enterprisedb.com
+ It's impossible for everything to be true. +