pg_waldump
displays WAL file contents in human-readable format
TLDR
Dump WAL file
$ pg_waldump [walfile]
Dump with record details$ pg_waldump -r [record_type] [walfile]
Dump range$ pg_waldump -s [start_lsn] -e [end_lsn] [walfile]
SYNOPSIS
pg_waldump [options] [startseg] [endseg]
DESCRIPTION
pg_waldump displays WAL file contents in human-readable format. Shows transaction details and operations. Useful for debugging and understanding WAL activity.
PARAMETERS
-p, --path dir
WAL directory.-r, --rmgr name
Filter by resource manager.-s, --start lsn
Start LSN.-e, --end lsn
End LSN.-n, --limit n
Limit records.
INSTALL
sudo dnf install postgresql17
sudo apk add postgresql17
sudo zypper install postgresql17
SEE ALSO
pg_walsummary(1), pg_receivewal(1)
