Smoke Particle Not Playing Continuously

I want to play a smoke particle system continuously but at present, it was taking a pause for some time then after again started spawning particles.
This is my particle system inspector values:

I want particles remain to continue always not take any kind of pause.
What kind of changes will solve my problem?

Your Lifetime is 0.5 and Duration is 1 so it will take a break from 0.5 to 1, either make your lifetime as 1 or duration as 0.5, then I guess you should get a continuous effect, no stopping in between

try this: