Disables uSync.Complete's sync cache - which is used to speed up publishing - however if you have performance issues you can remove it.

DisableuSyncCache.cs

using Umbraco.Core;
using Umbraco.Core.Composing;

using uSync.Expansions.Core.Cache;

namespace uSyncCacheDisable
{
    [RuntimeLevel(MinLevel = RuntimeLevel.Run)]
    [ComposeAfter(typeof(SyncCacheComposer))]
    public class DisableCacheComposer : IUserComposer
    {
        public void Compose(Composition composition)
        {
            composition.Components().Remove<SyncCacheComponent>();
        }
    }
}