1. A method of instructing operators in a best practices operation of a service monitoring and control (SMC) facility in a computer system comprising a plurality of services to be monitored, the SMC facility performing a plurality of functions, the computer system being supported by at least one developer that develops software executed by the computer system to provide at least one of the plurality of services, the method comprising an act of instructing operators to:
during operation of the SMC facility, assess an effectiveness of the SMC facility in monitoring the computer system; and
in response to assessments made during operation, request that the at least one developer implement at least one change to the software executed by the computer system to facilitate improved performance of the SMC facility.
2. The method of claim 1, wherein the software exposes information about a plurality of events to form an interface, and wherein the act of instructing operators to request that the at least one developer implement at least one change to the software includes an act of instructing operators to request that the at least one developer implement at least one change to the interface.
3. The method of claim 2, wherein the act of instructing operators to request that the at least one developer implement at least one change to the interface includes an act of instructing operators to request that the at least one developer add information about at least one additional event to the interface.
4. The method of claim 2, wherein the act of instructing operators to request that the at least one developer implement at least one change to the interface includes an act of instructing operators to request that the at least one developer remove information about at least one of the plurality of events from the interface.
5. The method of claim 2, wherein the act of instructing operators to request that the at least one developer implement at least one change to the interface includes an act of instructing operators to request that the at least one developer modify information about at least one of the plurality of events in the interface.
6. The method of claim 2, wherein the plurality of functions performed by the SMC facility is controlled, at least in part, by a plurality of rules which define a manner in which the SMC facility responds to an occurrence of one or more of the plurality of events, and wherein the act of instructing operators to assess includes an act of instructing operators to assess the effectiveness of the plurality of rules in maintaining an available computer system.
7. The method of claim 1, further comprising an act of instructing operators to, prior to operating the SMC facility, instruct the at least one developer to define a health model for the software executed by the computer system.
8. The method of claim 7, wherein the at least one software developer exposes information related to the performance of the software, the exposed information forming, at least in part, management instrumentation for the SMC facility, and wherein the health model identifies at least one healthy state and at least one degraded state for the software in terms of the exposed information.
9. The method of claim 8, wherein the act of instructing operators to request that the at least one developer implement at least one change to the software includes an act of instructing operators to request that the at least one developer modify the exposed information to facilitate improved management instrumentation.
10. The method of claim 8, further comprising an act of instructing operators to, prior to operating the SMC facility, establish the SMC facility.
11. The method of claim 10, wherein the act of instructing operators to establish the SMC facility includes an act of instructing operators to consult with the at least one software developer about the exposed information to facilitate a desired management instrumentation.
12. The method of claim 11, wherein the act of instructing operators includes an act of instructing operators to determine SMC tool requirements.
13. The method of claim 12, wherein the act of instructing operators includes an act of instructing operators to implement at least one SMC tool based on the determination of SMC tool requirements.
14. The method of claim 13, wherein the act of instructing operators to assess includes an act of instructing operators to assess the effectiveness of the at least one SMC tool.
15. The method of claim 14, wherein the act of instructing operators to request that the at least one developer implement at least one change to the software includes an act of instructing operators to request that the at least one developer provide additional information accessible by the at least one SMC tool.
16. A method of operating a service monitoring and control (SMC) facility in a computer system comprising a plurality of services to be monitored, the SMC facility performing a plurality of functions, the computer system being supported by at least one developer that develops software executed by the computer system, the method comprising acts of:
during operation of the SMC facility, assessing an effectiveness of the SMC facility in monitoring the computer system; and
in response to assessments made during operation, requesting that the at least one developer implement at least one change to the software executed by the computer system to facilitate improved performance of the SMC facility.
17. The method of claim 16, wherein the software exposes information about a plurality of events to form an interface, and wherein the act of requesting includes an act of requesting that the at least one developer implement at least one change to the interface.
18. The method of claim 17, wherein the act of requesting includes an act of requesting that the at least one developer add information about at least one additional event to the interface.
19. The method of claim 17, wherein the act of requesting includes an act of requesting that the at least one developer remove information about at least one of the plurality of events from the interface.
20. The method of claim 17, wherein the act of requesting includes an act of requesting that the at least one developer modify information about at least one of the plurality of events in the interface.
21. The method of claim 17, wherein the SMC facility includes a plurality of rules which define a manner in which the SMC facility responds to an occurrence of one or more of the plurality of events, and wherein the act of assessing includes an act of assessing the effectiveness of the plurality of rules in maintaining an available computer system.
22. The method of claim 16, further comprising an act of, prior to operating the SMC facility, instructing the at least one software developer to define a health model for the software executed by the computer system.
23. The method of claim 22, wherein the at least one software developer exposes information related to the operation of the software to form, at least in part, management instrumentation for the SMC facility, and wherein the software developer defines the health model to identify at least one healthy state and at least one degraded state in terms of at least some of the exposed information.
24. The method of claim 23, wherein the act of requesting includes an act of requesting that the at least one developer modify at least some of the exposed information to facilitate improved management instrumentation.
25. The method of claim 23, further comprising an act of, prior to operating the SMC facility, establishing the SMC facility.
26. The method of claim 25, wherein the act of establishing the SMC facility includes an act of consulting with the at least one developer about the exposed information to achieve a desired management instrumentation of the SMC facility.
27. The method of claim 26, wherein the act of establishing includes an act of determining SMC tool requirements.
28. The method of claim 27, further comprising an act of implementing at least one SMC tool based on the determination of the SMC tool requirements.
29. The method of claim 28, wherein the act of assessing includes an act of assessing the effectiveness of the at least one SMC tool.
30. The method of claim 29, wherein the act of requesting includes an act of requesting that the at least one developer provide additional information accessible by the at least one SMC tool.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An optical disc drive comprising:
an optical pickup base including an optical pickup movable in a radius direction of an optical disc; and
a main base holding the optical pickup base,
wherein the main base comprises a guide rib protruding from the main base and guiding air flow generated by a rotation of the optical disc to the optical pickup.
2. The optical disc drive of claim 1, wherein, when the main base is divided into an upper portion including a rotating plane of the optical disc and a lower portion where the optical pickup base is positioned with respect to a thickness of the main base, the guide rib is provided at one side of the lower portion and is formed in a direction substantially at right angles to the air flow.
3. The optical disc drive of claim 2, wherein the guide rib is positioned at left when viewed from a front surface of the optical disc drive.
4. The optical disc drive of claim 2, wherein a reinforcement rib is provided on a boundary of the upper and lower portions so as to be substantially in parallel to a rotating plane of the optical disc in a back and forth direction of the main base along the boundary, and
the reinforcement rib has a guide through hole penetrating the reinforcement rib so that the air flow in the upper portion continues to the lower portion.
5. The optical disc drive of claim 1, wherein the optical pickup comprises an air spoiler, and the air spoiler is positioned at left of the optical pickup when viewed from the front surface of the optical disc drive and positioned at inner circumference of the optical pickup.
6. The optical disc drive of claim 5, wherein the air spoiler is formed in a shape of a protrusion in an upper side when viewed from a side of the optical pickup.
7. The optical disc drive of claim 5, wherein the air spoiler is formed in the optical pickup, further outward than an arc contacting a spindle motor, and protrudes in a tangent direction of a contour of the spindle motor near an end of the arc contacting the spindle motor.
8. An optical pickup comprising:
an objective lens for irradiating a laser beam on a disc; and
an air spoiler for preventing contamination of the objective lens.
9. The optical pickup of claim 8, wherein the air spoiler is positioned at inner circumference of the optical pickup where the optical pickup is in contact with a spindle motor and at left of the optical pickup when viewing the object lens from the spindle motor.
10. The optical pickup of claim 9, wherein the air spoiler is formed in a shape of a protrusion in an upper side when viewed from a side of the optical pickup.
11. The optical pickup of claim 9, wherein the air spoiler is formed in the optical pickup, further outward than an arc contacting the spindle motor, and protrudes in a tangent direction of a contour of the spindle motor near an end of the arc contacting the spindle motor.