diff options
| author | Tom Lane <tgl@sss.pgh.pa.us> | 2008-09-17 13:15:55 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2008-09-17 13:15:55 +0000 |
| commit | 35c2a3c3cf8ef497b090c9dbfae1bf565c62b2a3 (patch) | |
| tree | fa79e5ba6a59c64f31952ca0b445bed542c24585 /src/backend/storage/file/buffile.c | |
| parent | 32f159cc55bacad6a4737d3584cb69698c33fc86 (diff) | |
Allow ShowBufferUsage() to report the number of reads/writes that have
occurred to temporary files. This replaces the unused
NDirectFileRead/NDirectFileWrite counters.
Itagaki Takahiro
Diffstat (limited to 'src/backend/storage/file/buffile.c')
| -rw-r--r-- | src/backend/storage/file/buffile.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/backend/storage/file/buffile.c b/src/backend/storage/file/buffile.c index 3bcb04b558a..d41d21c327c 100644 --- a/src/backend/storage/file/buffile.c +++ b/src/backend/storage/file/buffile.c @@ -7,7 +7,7 @@ * Portions Copyright (c) 1994, Regents of the University of California * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/storage/file/buffile.c,v 1.31 2008/05/02 01:08:27 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/storage/file/buffile.c,v 1.32 2008/09/17 13:15:55 tgl Exp $ * * NOTES: * @@ -36,6 +36,7 @@ #include "storage/fd.h" #include "storage/buffile.h" +#include "storage/buf_internals.h" /* * We break BufFiles into gigabyte-sized segments, regardless of RELSEG_SIZE. @@ -238,6 +239,8 @@ BufFileLoadBuffer(BufFile *file) file->nbytes = 0; file->offsets[file->curFile] += file->nbytes; /* we choose not to advance curOffset here */ + + BufFileReadCount++; } /* @@ -300,6 +303,8 @@ BufFileDumpBuffer(BufFile *file) file->offsets[file->curFile] += bytestowrite; file->curOffset += bytestowrite; wpos += bytestowrite; + + BufFileWriteCount++; } file->dirty = false; |