Thanks everyone, I think I figured it out but it looks pretty messy: "Login" OR "Disconnected" | eval count_adj = if(like(Message,"%Login%"),1,-1) | accum count_adj as count_max | eval count_max = if(count_max<0,0,count_max) | timechart max(count_max) span=1d Just curious if there's a better way? ... View more