Splitting of processing logics associated with commands of pages in a distributed application

• US 9,237,191 B2
• Filed: 04/22/2013
• Issued: 01/12/2016
• Est. Priority Date: 12/04/2012
• Status: Expired due to Fees

• Current Assignee: International Business Machines Corporation
• Original Assignee: International Business Machines Corporation
• Inventors: Lanni, Leonardo, Lazzaro, Luca, Scotti, Alessandro, Sgro, Antonio M., Tortosa, Andrea
• Primary Examiner(s): Patel, Hitesh
• Application Number:
  US13/867,177
• Publication Number:
  US 20140156732A1
• Time in Patent Office: 995 Days
• Field of Search: 709/203, 709223-224
• US Class Current: 1/1
• CPC Class Codes: G06F 2209/5017 Task decomposition
• CPC Class Codes: G06F 2209/509 Offload
• CPC Class Codes: G06F 9/5044 considering hardware capabilities
• CPC Class Codes: G06F 9/505 considering the load
• CPC Class Codes: H04L 43/08 Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
• CPC Class Codes: H04L 67/01 Protocols
• CPC Class Codes: H04L 67/02 based on web technology, e.g. hypertext transfer protocol [HTTP]
• CPC Class Codes: H04L 67/04 specially adapted for terminals or networks with limited capabilities; specially adapted for terminal portability
• CPC Class Codes: H04L 67/10 in which an application is distributed across nodes in the network software deployment G06F8/60; multiprogramming arrangements G06F9/46
• CPC Class Codes: H04L 67/303 Terminal profiles
• CPC Class Codes: H04L 67/34 involving the movement of software or configuration parameters network booting or remote initial program loading [RIPL] G06F9/4416
• CPC Class Codes: H04L 67/535 Tracking the activity of the user network monitoring arrangements H04L43/00; recording of computer activity G06F11/34
• CPC Class Codes: H04L 67/60 Scheduling or organising the servicing of application requests, e.g. requests for application data transmissions using the analysis and optimisation of the required network resources admission control or resource allocation H04L47/70

Abstract

A mechanism is provided for controlling a distributed application. An indication of a computational capability of a client computing machine and of a server computing machine is detected. At least part of a page is built in response to a request received by the server computing machine from the client computing machine. The at least part of the page comprising a set of commands each one for submitting a next request on the client computing machine. Processing logic for serving each next request being split between a client processing component and a server processing component. The page with the client processing component for each command is returned to the client computing machine for causing the client computing machine to load the page and execute each client processing component in response to the corresponding next request. Each server processing component is executed in response to the corresponding next request.

Claims

1. A method for controlling a distributed application, the method comprising:

detecting an indication of a computational capability of a client computing machine and of a server computing machine,

building a page in response to a request received by the server computing machine from the client computing machine, the page comprising a set of commands each one for submitting a next request on the client computing machine, a processing logic for serving each next request being split between a client processing component and a server processing component, wherein building the page comprises;

creating the client processing component and the server processing component for each next request according to the computational capability of the client computing machine and the server computing machine, respectively, wherein each next request has a portion of the next request executed on the client computing machine based on the detected computational capability of the client computing machine and the remaining portion of the next request executed on the server computing machine based on the detected computational capability of the server computing machine, and

associating the processing logic with a penalty indicator indicative of a loss of efficiency caused by a moving of the processing logic from the client computing machine to the server computing machine, the processing logic being split further according to the penalty indicator,

returning the page with the client processing component for each command to the client computing machine for causing the client computing machine to load the page and execute each client processing component in response to the corresponding next request, and

executing each server processing component in response to the corresponding next request.

2. The method according to claim 1, wherein the distributed application is a web application, and wherein each page being a web page for loading by a web browser running on the client computing machine.

3. The method according to claim 1, wherein detecting the indication of the computational capability comprises:

detecting an indication of computational resources of the client computing machine and of the server computing machine either it a one-shot mode, in a continual mode or in a combination of the one-shot mode and the continual mode;

or

detecting an indication of a usage of the computation resources of the client computing machine and of the server computing machine either in the one-shot mode, in the continual mode, or in a combination of the one-shot mode and the continual mode.

4. The method according to claim 1, wherein detecting the indication of the computational capability comprises:

sending a detection component to the client computing machine in response to a request of accessing the distributed application from the client computing machine to cause the execution of the detection component on the client computing machine, the detection component being adapted to detect the indication of the computational capability of the client computing machine and to return the indication of the computational capability of the client computing machine to the server computing machine.

5. The method according to claim 1, Wherein detecting the indication of the computational capability comprises:

detecting the indication of the computational capability in response to an access of the client computing machine to the distributed application.

6. The method according to claim 1, further comprising:

monitoring the computational capability of the client computing machine and the sever computing machine, and

updating the splitting of each next, request in the processing logic according to the monitored computational capability of the client computing machine and the server computing machine, respectively.

7. The method according to claim 6, wherein building the page comprises:

mirroring each processing logic into the client processing component and the server processing component, and

configuring the client processing component and the server processing component according to the computational capability of the client computing machine and the server computing machine, respectively,

and wherein updating the splitting of each next request in the processing logic comprises;

updating configurations of the client processing component and of the server processing component according to the monitored computational capability of the client computing machine and the server computing machine, respectively.

8. The method according to claim 1, wherein detecting the indication of the computational capability comprises:

classifying the client computing machine into one of a plurality of pre-defined classes according to the computational capability of the client computing machine utilizing a classification algorithm that classifies the client computing machine based on classification rules that define a decision tree with a set of decision nodes each one specifying a test on a metric of the computational resources of the client computing machine,

and wherein building the page comprises;

selecting the client processing component and the server processing component for each next request from a plurality of pre-built client processing components and server processing components corresponding to the plurality of defined classes according to a class of the client computing machine.

9. The method according to claim 1, wherein the penalty indicator is based on an amount of data to be transmitted between the client computing machine and the server computing machine during the execution of the client processing component and the server processing component.

10. The method according to claim 1, further comprising:

synchronizing the execution of the client processing component and of the server processing component for each next request.

18. The method according to claim 1, wherein detecting the indication of the computational capability comprises:

classifying the client computing machine into one of a set of predefined patterns according to a previously saved indication of the computational capability of the client computing machine utilizing a heuristic algorithm that classifies the client computing machine based on heuristic rules according to the computational resources of the client computing machine,

and wherein building the page comprises;

selecting the client processing component and the server processing component for each next request from a plurality of pre-built client processing components and server processing components corresponding to the plurality of defined classes according to a class of the client computing machine.

11. A computer program product comprising a non-transitory computer readable medium having a computer readable program for causing a computing system to control a distributed application stored therein, wherein the computer readable program, when executed on the computing system, causes the computing system to:

detect an indication of a computational capability of a client computing machine and of a server computing machine,

build a page in response to a request received by the server computing machine from the client computing machine, the page comprising a set of commands each one for submitting a next request on the client computing machine, a processing logic for serving each next request being split between a client processing component and a server processing component, wherein the computer readable program to build the page further causes the computing system to;

create the client processing component and the server processing component for each next request according to the computational capability of the client computing machine and the server computing machine, respectively, wherein each next request has a portion of the next request executed on the client computing machine based on the detected computational capability of the client computing machine and the remaining portion of the next request executed on the server computing machine based on the detected computational capability of the server computing machine, and

associate the processing logic with a penalty indicator indicative of a loss of efficiency caused by a moving of the processing logic from the client computing machine to the server computing machine, the processing logic being split further according to the penalty indicator,

return the page with the client processing component for each command to the client computing machine for causing the client computing machine to load the page and execute each client processing component in response to the corresponding next request, and

execute each server processing component in response to the corresponding next request.

12. A system for controlling a distributed application comprising:

a processor; and

a memory coupled to the processor, wherein the memory comprises instructions which, when executed by the processor, cause the processor to;

detect an indication of a computational capability of a client computing machine or of a server computing machine,

build a page in response to a request received by the server computing machine from the client computing machine, the page comprising a set of commands each one for submitting a next request on the client computing machine, a processing logic for serving each next request being split between a client processing component and a server processing component, wherein the instructions to build the page further cause the processor to;

create the client processing component and the server processing component for each next request according to the computational capability of the client computing machine and the server computing machine, respectively, wherein each next request has a portion of the next request executed on the client computing machine based on the detected computational capability of the client computing machine and the remaining portion of the next request executed on the server computing machine based on the detected computational capability of the server computing machine, and

associate the processing logic with a penalty indicator indicative of a loss of efficiency caused by a moving of the processing logic from the client computing machine to the server computing machine, the processing logic being split further according to the penalty indicator,

return the page with the client processing component for each command to the client computing machine for causing the client computing machine to load the page and execute each client processing component in response to the corresponding next request, and

execute each server processing component in response to the corresponding next request.

13. The system of claim 12, wherein the instructions to detect the indication of the computational capability further causes the processor to:

detect an indication of computational resources of the client computing machine and of the server computing machine either in a one-shot mode, in a continual mode, or in a combination of the one-shot mode and the continual mode;

or

detecting an indication of a usage of the computation resources of the client computing machine and of the server computing machine either in the one-shot mode, in the continual mode or in a combination of the one-shot mode and the continual mode.

14. The system of claim 12, wherein the instructions o detect the indication of the computational capability further causes the processor to:

send a detection component to the client computing machine in response to a request of accessing the distributed application from the client computing machine to cause the execution of the detection component on the client computing machine, the detection component being adapted to detect the indication of the computational capability of the client computing machine and to return the indication of the computational capability of the client computing machine to the server computing machine.

15. The system of claim 12, wherein the instructions to detect the indication of the computational capability further causes the processor to:

detect the indication of the computational capability in response to an access of the client computing machine to the distributed application.

16. The system of claim 12, wherein the instructions further cause the processor to

monitor the computational capability of the client computing machine and the server computing machine, and

update the splitting of each next request in the processing logic according to the monitored computational capability of the client computing machine and the server computing machine, respectively.

17. The system of claim 16, wherein the instructions to build the page further causes the processor to:

mirror each processing logic into the client processing component and the server processing component, and

configure the client processing component and the server processing component according to the computational capability of the client computing machine and the server computing machine, respectively,

and wherein the instructions to update the splitting of each next request in the processing logic further causes the processor to;

update configurations of the client processing component and of the server processing component according to the monitored computational capability of the client computing machine and the server computing machine, respectively.