database/postgres
database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-04-22 23:02:54 +03:00
Code

Don't exaggerate the number of temporary blocks read.

Browse Source 
A read that returns zero bytes (or an error) should not increment
the number of temporary blocks read.

Thomas Munro

Discussion: http://postgr.es/m/CAEepm=21xgihg=WaG+O5MFotEZfN6kFETpfw+RkSnEqNQqGn2Q@mail.gmail.com
This commit is contained in:
Robert Haas 2017-10-31 14:54:41 +05:30
parent cf7ab13bfb
commit ee4673ac07
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/backend/storage/file/buffile.c
View File

@ -264,7 +264,8 @@ BufFileLoadBuffer(BufFile *file)
file->offsets[file->curFile] += file->nbytes;
/* we choose not to advance curOffset here */
pgBufferUsage.temp_blks_read++;
if (file->nbytes > 0)
pgBufferUsage.temp_blks_read++;
}
/*