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| author | Thomas Munro <tmunro@postgresql.org> | 2018-07-24 13:09:22 +1200 |
|---|---|---|
| committer | Thomas Munro <tmunro@postgresql.org> | 2018-07-24 13:09:22 +1200 |
| commit | 1bc180cd2acc55e31b61c4cc9ab4b07670a2566e (patch) | |
| tree | 86b2f1d8a3d572755f5c811be209ee469a74db5b /src/backend | |
| parent | 3214463228f45df033c14ed3925a318a99d72ce2 (diff) | |
| download | postgresql-1bc180cd2acc55e31b61c4cc9ab4b07670a2566e.tar.gz postgresql-1bc180cd2acc55e31b61c4cc9ab4b07670a2566e.zip | |
Use setproctitle_fast() to update the ps status, if available.
FreeBSD has introduced a faster variant of setproctitle(). Use it,
where available.
Author: Thomas Munro
Discussion: https://postgr.es/m/CAEepm=1wKMTi81uodJ=1KbJAz5WedOg=cr8ewEXrUFeaxWEgww@mail.gmail.com
Diffstat (limited to 'src/backend')
| -rw-r--r-- | src/backend/utils/misc/ps_status.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/backend/utils/misc/ps_status.c b/src/backend/utils/misc/ps_status.c index 83a93d24056..55521c19afd 100644 --- a/src/backend/utils/misc/ps_status.c +++ b/src/backend/utils/misc/ps_status.c @@ -38,6 +38,9 @@ bool update_process_title = true; /* * Alternative ways of updating ps display: * + * PS_USE_SETPROCTITLE_FAST + * use the function setproctitle_fast(const char *, ...) + * (newer FreeBSD systems) * PS_USE_SETPROCTITLE * use the function setproctitle(const char *, ...) * (newer BSD systems) @@ -59,7 +62,9 @@ bool update_process_title = true; * don't update ps display * (This is the default, as it is safest.) */ -#if defined(HAVE_SETPROCTITLE) +#if defined(HAVE_SETPROCTITLE_FAST) +#define PS_USE_SETPROCTITLE_FAST +#elif defined(HAVE_SETPROCTITLE) #define PS_USE_SETPROCTITLE #elif defined(HAVE_PSTAT) && defined(PSTAT_SETCMD) #define PS_USE_PSTAT @@ -286,7 +291,7 @@ init_ps_display(const char *username, const char *dbname, * Make fixed prefix of ps display. */ -#ifdef PS_USE_SETPROCTITLE +#if defined(PS_USE_SETPROCTITLE) || defined(PS_USE_SETPROCTITLE_FAST) /* * apparently setproctitle() already adds a `progname:' prefix to the ps @@ -349,6 +354,8 @@ set_ps_display(const char *activity, bool force) #ifdef PS_USE_SETPROCTITLE setproctitle("%s", ps_buffer); +#elif defined(PS_USE_SETPROCTITLE_FAST) + setproctitle_fast("%s", ps_buffer); #endif #ifdef PS_USE_PSTAT |