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author | Sergei Golubchik <serg@mariadb.org> | 2019-05-04 13:11:25 +0200 |
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committer | Sergei Golubchik <serg@mariadb.org> | 2019-05-07 18:40:36 +0200 |
commit | 15c79c41e435758392a1474fccf45978fec1e45c (patch) | |
tree | 434cf1c13283cb5abd236b8b8068127cec06b6ba /mysys/my_fopen.c | |
parent | 3d7e06d4ab1c108d61ac7dd4d09287580d77add5 (diff) | |
download | mariadb-git-15c79c41e435758392a1474fccf45978fec1e45c.tar.gz |
MDEV-17845 Extreme high open file limit used
SHOW STATUS LIKE 'Open_files' was showing 18446744073709551615
my_file_opened used statistic_increment/statistic_decrement,
so one-off errors were normal and expected. But they confused
monitoring tools, so let's move my_file_opened to use atomics.
Diffstat (limited to 'mysys/my_fopen.c')
-rw-r--r-- | mysys/my_fopen.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mysys/my_fopen.c b/mysys/my_fopen.c index fbd84049700..e33d9d67925 100644 --- a/mysys/my_fopen.c +++ b/mysys/my_fopen.c @@ -223,7 +223,7 @@ FILE *my_fdopen(File Filedes, const char *name, int Flags, myf MyFlags) { if (my_file_info[Filedes].type != UNOPEN) { - statistic_decrement(my_file_opened, &THR_LOCK_open); /* File is opened with my_open ! */ + thread_safe_decrement32(&my_file_opened); /* File is opened with my_open ! */ } else { |