Is there a performance issue that goes with this spike, or are you just troubled to see it?
If VSL engine loads in memory a small chunk of the sample he has to play (depending of the size of the preload buffer size) if it does not have time to read the rest of the sample in time, you get problems.
VSL engine, need fast CPU and fast disk access, all that depending of your template.
MacBook Pro M3 MAX 128 GB 8TB - 2 x 48" screen --- Logic Pro --- Mir Pro 3D --- Most of the VI libs, a few Synch... libs --- Quite a few Kontakt libs --- CS80 fanatic