* Only attempt to flush queue if the underlying worker pool is not finished (#18593)
Backport #18593
There is a possible race whereby a worker pool could be cancelled but yet the
underlying queue is not empty. This will lead to flush-all cycling because it
cannot empty the pool.
* On shutdown of Persistant Channel Queues close datachan and empty
Partial Backport #18415
Although we attempt to empty the datachan in queues - due to
races we are better off just closing the channel and forcibly emptying
it in shutdown.
Fix#18618
Signed-off-by: Andrew Thornton <art27@cantab.net>
* Move zero workers warning to debug
Fix#18617
Signed-off-by: Andrew Thornton <art27@cantab.net>
* Update modules/queue/manager.go
Co-authored-by: Gusted <williamzijl7@hotmail.com>
* Update modules/queue/manager.go
Co-authored-by: Gusted <williamzijl7@hotmail.com>
Co-authored-by: Gusted <williamzijl7@hotmail.com>
36c66303df