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Sync pg_dump and pg_dumpall output

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Before exiting any files are fsync'ed. A --no-sync option is also
provided for a faster exit if desired.

Michael Paquier.

Reviewed by Albe Laurenz

Discussion: https://postgr.es/m/CAB7nPqS1uZ=Ov+UruW6jr3vB-S_DLVMPc0dQpV-fTDjmm0ZQMg@mail.gmail.com
This commit is contained in:
Andrew Dunstan
2017-03-22 10:00:30 -04:00
parent 9b013dc238
commit 96a7128b7b
12 changed files with 103 additions and 8 deletions
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5
src/bin/pg_dump/pg_backup_custom.c
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@@ -28,6 +28,7 @@
#include "compress_io.h"
#include "parallel.h"
#include "pg_backup_utils.h"
#include "common/file_utils.h"
/*--------
* Routines in the format interface
@@ -721,6 +722,10 @@ _CloseArchive(ArchiveHandle *AH)
if (fclose(AH->FH) != 0)
exit_horribly(modulename, "could not close archive file: %s\n", strerror(errno));
/* Sync the output file if one is defined */
if (AH->dosync && AH->mode == archModeWrite && AH->fSpec)
(void) fsync_fname(AH->fSpec, false, progname);
AH->FH = NULL;
}