diff options
Diffstat (limited to 'storage/innobase/srv/srv0start.c')
| -rw-r--r-- | storage/innobase/srv/srv0start.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/storage/innobase/srv/srv0start.c b/storage/innobase/srv/srv0start.c index acb448a1a67..2a9ad0e7541 100644 --- a/storage/innobase/srv/srv0start.c +++ b/storage/innobase/srv/srv0start.c @@ -1327,13 +1327,16 @@ innobase_start_or_create_for_mysql(void) ut_a(srv_n_file_io_threads <= SRV_MAX_N_IO_THREADS); - /* TODO: Investigate if SRV_N_PENDING_IOS_PER_THREAD (32) limit - still applies to windows. */ - if (!srv_use_native_aio) { - io_limit = 8 * SRV_N_PENDING_IOS_PER_THREAD; - } else { + io_limit = 8 * SRV_N_PENDING_IOS_PER_THREAD; + + /* On Windows when using native aio the number of aio requests + that a thread can handle at a given time is limited to 32 + i.e.: SRV_N_PENDING_IOS_PER_THREAD */ +# ifdef __WIN__ + if (srv_use_native_aio) { io_limit = SRV_N_PENDING_IOS_PER_THREAD; } +# endif /* __WIN__ */ os_aio_init(io_limit, srv_n_read_io_threads, |