A method operative at a management node associated with a content delivery network, CDN, (100, 400) configured to deliver adaptive streaming content, the method comprising: obtaining historical delivery patterns of one or more adaptive bitrate, ABR, assets associated with one or more content delivery nodes of the CDN (100, 400), wherein the ABR assets comprise at least one of video components, audio track components and one or more subtitle languages, and wherein the historical delivery patterns for a content delivery node comprise delivery statistics for ABR assets delivered by the content delivery node to client devices over a configurable period of time, and are obtained for all the video components of the one or more ABR assets, all the audio track components of the one or more ABR assets, and all subtitle languages of the one or more ABR assets downloaded over a period of time at respective content delivery nodes of the CDN (100, 400); determining, for each content delivery node, one or more delivery rules based on statistical distributions of the ABR assets delivered by the content delivery node over the configurable period of time, wherein the one or more delivery rules for a respective content delivery node (106-N) comprise a video delivery rule based on bit rates of video components of the one or more ABR assets downloaded from the respective content delivery node (106-N), an audio delivery rule based on audio language tracks of the one or more ABR assets downloaded from the respective content delivery node (106-N), and a subtitle delivery rule based on subtitle language selections of the one or more ABR assets downloaded from the respective content delivery node (106-N); and when a particular content is determined to become popular at a specific content delivery node (106-N), pre-provisioning only certain representations of the particular content for delivery at the specific content delivery node (106-N) based on the one or more delivery rules established for the specific content delivery node (106-N). obtaining historical delivery patterns of one or more adaptive bitrate, ABR, assets associated with one or more content delivery nodes of the CDN (100, 400), wherein the ABR assets comprise at least one of video components, audio track components and one or more subtitle languages, and wherein the historical delivery patterns for a content delivery node comprise delivery statistics for ABR assets delivered by the content delivery node to client devices over a configurable period of time, and are obtained for all the video components of the one or more ABR assets, all the audio track components of the one or more ABR assets, and all subtitle languages of the one or more ABR assets downloaded over a period of time at respective content delivery nodes of the CDN (100, 400); determining, for each content delivery node, one or more delivery rules based on statistical distributions of the ABR assets delivered by the content delivery node over the configurable period of time, wherein the one or more delivery rules for a respective content delivery node (106-N) comprise a video delivery rule based on bit rates of video components of the one or more ABR assets downloaded from the respective content delivery node (106-N), an audio delivery rule based on audio language tracks of the one or more ABR assets downloaded from the respective content delivery node (106-N), and a subtitle delivery rule based on subtitle language selections of the one or more ABR assets downloaded from the respective content delivery node (106-N); and when a particular content is determined to become popular at a specific content delivery node (106-N), pre-provisioning only certain representations of the particular content for delivery at the specific content delivery node (106-N) based on the one or more delivery rules established for the specific content delivery node (106-N).