JPH04215168A - Computer system - Google Patents
Computer systemInfo
- Publication number
- JPH04215168A JPH04215168A JP2410427A JP41042790A JPH04215168A JP H04215168 A JPH04215168 A JP H04215168A JP 2410427 A JP2410427 A JP 2410427A JP 41042790 A JP41042790 A JP 41042790A JP H04215168 A JPH04215168 A JP H04215168A
- Authority
- JP
- Japan
- Prior art keywords
- cpu
- computer system
- cpus
- load
- power consumption
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005259 measurement Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000005856 abnormality Effects 0.000 description 3
- 239000013256 coordination polymer Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Landscapes
- Multi Processors (AREA)
Abstract
Description
【０００１】0001
【産業上の利用分野】本発明は複数のＣＰＵを備え、使
用するＣＰＵの切替えを行なうコンピュータシステムに
関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a computer system that includes a plurality of CPUs and switches the CPU to be used.
【０００２】0002
【従来の技術】従来より、複数のＣＰＵを有し、使用す
るＣＰＵの切替えを行なうコンピュータシステムは実用
化されている。ところで、従来のこの種のコンピュータ
システムではシステム立上げ時に使用するＣＰＵを決定
し、上記ＣＰＵを使用して処理を開始した後は上記ＣＰ
Ｕに異常が発生するまでは使用するＣＰＵの切替えは行
なわなかった。2. Description of the Related Art Conventionally, computer systems having a plurality of CPUs and in which the CPU to be used can be switched have been put into practical use. By the way, in conventional computer systems of this type, the CPU to be used is determined at the time of system startup, and after starting processing using the CPU, the CPU is
The CPU to be used was not switched until an abnormality occurred in U.
【０００３】0003
【発明が解決しようとする課題】上述したように、従来
は、システム立上げ時に使用するＣＰＵを決定した後は
上記ＣＰＵに異常が発生するまで使用するＣＰＵの切替
えを行なわなかったため、ＣＰＵが有効利用されなかっ
たり、無駄な電力が消費される（消費電力が大きくて処
理能力の高いＣＰＵと消費電力が小さくて処理能力の低
いＣＰＵとを備えたコンピュータシステムに於いて、シ
ステム立上げ時に処理能力の高い方のＣＰＵを使用する
ＣＰＵとしたが、処理能力の低いＣＰＵを使用しても十
分処理を行なうことができる場合は無駄な電力が消費さ
れることになる）等、コンピュータシステムの性能を十
分に生かすことが困難であるという問題点があった。[Problems to be Solved by the Invention] As mentioned above, conventionally, after determining the CPU to be used at system start-up, the CPU to be used was not switched until an abnormality occurred in the CPU. Power is not used or is wasted (in a computer system that has a CPU with high power consumption and high processing power and a CPU with low power consumption and low processing power) We decided to use the CPU with higher processing power, but if the CPU with lower processing power could be used to perform the sufficient processing, power would be wasted). The problem was that it was difficult to make full use of it.
【０００４】本発明の目的は複数のＣＰＵを有するコン
ピュータシステムの性能を十分に生かすことができるよ
うにすることにある。An object of the present invention is to make it possible to fully utilize the performance of a computer system having a plurality of CPUs.
【０００５】[0005]
【課題を解決するための手段】本発明は上記目的を達成
するため、複数のＣＰＵを備え、使用するＣＰＵの切替
えを行なうコンピュータシステムに於いて、前記ＣＰＵ
の負荷を測定する測定部と、該測定部の測定結果に基づ
いて使用するＣＰＵに関する決定を行なう決定部と、該
決定部の決定に従って使用するＣＰＵの切替えを行なう
切替え部とを設けたものである。[Means for Solving the Problems] In order to achieve the above object, the present invention provides a computer system that includes a plurality of CPUs and switches the CPU to be used.
A measuring section that measures the load of the measuring section, a deciding section that decides on the CPU to be used based on the measurement result of the measuring section, and a switching section that switches the CPU to be used according to the decision of the deciding section. be.
【０００６】[0006]
【作用】 測定部がコンピュータシステムが備えてい
るＣＰＵの負荷を測定し、決定部が測定部の測定結果に
基づいて使用するＣＰＵに関する決定を行なう。例えば
、コンピュータシステムが処理能力が低くて消費電力が
小さい第１のＣＰＵと、処理能力が高くて消費電力が大
きい第２のＣＰＵとを備えていれば、決定部は測定部が
測定した第１のＣＰＵの負荷が第１の閾値以上となるこ
とにより使用するＣＰＵを第２のＣＰＵに変更すること
を決定し、第２のＣＰＵの負荷が第２の閾値以下となる
ことにより使用するＣＰＵを第１のＣＰＵに変更するこ
とを決定する。また、コンピュータシステムが並列処理
可能な複数のＣＰＵを備えていれば、決定部は測定部が
測定した使用中のＣＰＵの負荷が全て第１の閾値以上と
なることにより使用するＣＰＵを１台増やすことを決定
し、測定部が測定した使用中のＣＰＵの負荷が全て第２
の閾値以下となることにより使用するＣＰＵを１台減ら
すことを決定する。そして、決定部の決定に従って切替
え部が使用するＣＰＵの切替えを行なう。[Operation] The measuring unit measures the load on the CPU provided in the computer system, and the determining unit determines the CPU to be used based on the measurement result of the measuring unit. For example, if the computer system includes a first CPU with low processing power and low power consumption, and a second CPU with high processing power and high power consumption, the determining section may be configured to use the first CPU measured by the measuring section. It is decided to change the CPU to be used to the second CPU when the load on the CPU becomes equal to or higher than the first threshold, and when the load on the second CPU becomes equal to or less than the second threshold, the CPU to be used is changed to the second CPU. Decide to change to the first CPU. Additionally, if the computer system is equipped with multiple CPUs capable of parallel processing, the determining unit increases the number of CPUs to be used by one when the loads of the CPUs in use measured by the measuring unit are all equal to or higher than the first threshold. The load of the CPU in use measured by the measurement unit is all
, it is decided to reduce the number of CPUs to be used by one. Then, the switching section switches the CPU to be used according to the decision made by the deciding section.
【０００７】[0007]
【実施例】次に本発明の実施例について図面を参照して
詳細に説明する。図１は本発明の一実施例のブロック図
であり、コンピュータシステム１１は消費電力が小さく
て処理能力の低い第１のＣＰＵ１２と、消費電力が大き
くて処理能力の高い第２のＣＰＵ１３と、第１，第２の
ＣＰＵ１２，１３の負荷を測定する第１，第２の測定部
１４，１５と、測定部１４，１５の測定結果に基づいて
使用するＣＰＵを決定する決定部１６と、決定部１６の
決定に従って使用するＣＰＵの切替えを行なう切替え部
１７とを備えている。Embodiments Next, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a block diagram of an embodiment of the present invention, in which a computer system 11 includes a first CPU 12 with low power consumption and low processing power, a second CPU 13 with high power consumption and high processing power, and a second CPU 13 with high power consumption and high processing power. 1, first and second measuring units 14 and 15 that measure the loads of the second CPUs 12 and 13, a determining unit 16 that determines the CPU to be used based on the measurement results of the measuring units 14 and 15, and a determining unit The switching unit 17 switches the CPU to be used according to the determination made by the CPU 16.
【０００８】システム立上げ時、コンピュータシステム
１１は第１，第２のＣＰＵ１２，１３の内、第１のＣＰ
Ｕ１２を動作させる。動作中の第１のＣＰＵ１２の負荷
は第１の測定部１４によって測定され、その測定結果が
予め定められている第１の閾値以上になると、決定部１
６は使用するＣＰＵを第２のＣＰＵ１３にすることを決
定する。この決定に従って切替え部１７は使用するＣＰ
Ｕ（動作させるＣＰＵ）を第１のＣＰＵ１２から第２の
ＣＰＵ１３に切替える。[0008] At the time of system startup, the computer system 11 uses the first CPU of the first and second CPUs 12 and 13.
Activate U12. The load on the first CPU 12 during operation is measured by the first measuring section 14, and when the measurement result exceeds a predetermined first threshold value, the determining section 1
6 decides to use the second CPU 13 as the CPU to be used. According to this determination, the switching unit 17 selects the CP to be used.
U (CPU to be operated) is switched from the first CPU 12 to the second CPU 13.
【０００９】その後、第２の測定部１５によって測定さ
れる第２のＣＰＵ１３の負荷が予め設定されている第２
の閾値以下になると、決定部１６は使用するＣＰＵを第
１のＣＰＵ１２にすることを決定する。この決定に従っ
て切替え部１７は使用するＣＰＵを第２のＣＰＵ１３か
ら第１のＣＰＵ１２に切替える。以後、前述したと同様
の動作が行なわれ、第１，第２のＣＰＵ１２，１３の負
荷に従って使用するＣＰＵが切替えられる。[0009] Thereafter, the load of the second CPU 13 measured by the second measuring section 15 is determined by the preset second CPU 13.
When the CPU 12 is equal to or less than the threshold value, the determining unit 16 determines to use the first CPU 12 as the CPU to be used. According to this determination, the switching unit 17 switches the CPU to be used from the second CPU 13 to the first CPU 12. Thereafter, operations similar to those described above are performed, and the CPU to be used is switched according to the loads on the first and second CPUs 12 and 13.
【００１０】このように、本実施例は第１のＣＰＵ１２
の負荷が小さく、第１のＣＰＵ１２を使用しても十分処
理を行なうことができる場合は消費電力の小さい第１の
ＣＰＵ１２を使用し、第１のＣＰＵ１２の負荷が大きく
なった場合は処理能力の高い第２のＣＰＵ１３を使用す
るようにしたものであり、コンピュータシステム１１が
備えているＣＰＵを有効利用し、且つ消費電力を最低限
必要なものとすることができるので、コンピュータシス
テムの性能を十分に生かすことが可能になる。また、一
般に消費電力の大きいＣＰＵほど、発熱量が多いもので
あるので、発熱量も少なくすることができる。[0010] In this way, in this embodiment, the first CPU 12
If the load on the first CPU 12 is small and the first CPU 12 can be used to perform sufficient processing, the first CPU 12 with low power consumption is used, and if the load on the first CPU 12 becomes large, the processing capacity is reduced. The high performance second CPU 13 is used, and the CPU provided in the computer system 11 can be effectively utilized and the power consumption can be reduced to the minimum required level, so that the performance of the computer system can be sufficiently improved. It becomes possible to make use of it. Furthermore, since a CPU with higher power consumption generally generates more heat, the amount of heat generated can also be reduced.
【００１１】図２は本発明の他の実施例のブロック図で
あり、コンピュータシステム２１は同じ性能を持つ複数
のＣＰＵ２２−１〜２２−ｎと、各ＣＰＵ２２−１〜２
２−ｎの負荷を測定する測定部２３−１〜２３−ｎと、
測定部２３−１〜２３−ｎの測定結果に従って使用する
ＣＰＵを決定する決定部２４と、決定部２４の決定に従
って使用するＣＰＵの切替えを行なう切替え部２５とを
備えている。尚、コンピュータシステム２１は複数のＣ
ＰＵを用いて並列処理を行なうことができるものである
。FIG. 2 is a block diagram of another embodiment of the present invention, in which a computer system 21 includes a plurality of CPUs 22-1 to 22-n having the same performance, and each CPU 22-1 to 22-n.
Measuring units 23-1 to 23-n that measure the load of 2-n;
It includes a determining section 24 that determines the CPU to be used according to the measurement results of the measuring sections 23-1 to 23-n, and a switching section 25 that switches the CPU to be used according to the determination by the determining section 24. Incidentally, the computer system 21 has a plurality of C
Parallel processing can be performed using PU.
【００１２】システム立上げ時、コンピュータ２１はＣ
ＰＵ２２−１〜２２−ｎの内の１つ（例えば、ＣＰＵ２
２−１とする）を動作させる。ＣＰＵ２２−１の負荷は
測定部２３−１によって測定され、決定部２４は測定部
２３−１が測定したＣＰＵ２２−１の負荷が予め設定さ
れている第１の閾値以上となると、２台目のＣＰＵ２２
−２も使用することを決定する。この決定に従って切替
え部２５はＣＰＵ２２−２を使用中に切替え、使用中の
ＣＰＵの台数をこれまでの１台から２台に変更する。更
に、測定部２３−１，２３−２が測定したＣＰＵ２２−
１，２２−２の負荷が共に第１の閾値以上になると、決
定部２４は３台目のＣＰＵを使用することを決定し、切
替え部２５はこの決定に従って使用中のＣＰＵを２台か
ら３台にする。以下、使用中のＣＰＵの負荷が全て第１
の閾値以上となる毎に、使用中のＣＰＵを４台，５台，
…と増加させる。[0012] At the time of system startup, the computer 21
One of the PU22-1 to 22-n (for example, CPU2
2-1). The load on the CPU 22-1 is measured by the measurement unit 23-1, and the determination unit 24 determines that when the load on the CPU 22-1 measured by the measurement unit 23-1 exceeds a first threshold value set in advance, CPU22
-2 is also decided to be used. In accordance with this determination, the switching unit 25 switches the CPU 22-2 to being in use, and changes the number of CPUs in use from one to two. Furthermore, the CPU 22- measured by the measurement units 23-1 and 23-2
When the loads of CPUs 1 and 22-2 both exceed the first threshold, the deciding unit 24 decides to use the third CPU, and the switching unit 25 switches the CPUs in use from 2 to 3 according to this decision. Make it a stand. Below, the load of the CPU in use is all in the first place.
Each time the CPU exceeds the threshold of
…and increase.
【００１３】また、逆に使用中のＣＰＵの負荷が全て予
め設定されている第２の閾値以下になると、決定部２４
は使用中のＣＰＵの内の１台を不使用状態にすることを
決定し、この決定に従って切替え部２５は使用中のＣＰ
Ｕを１台減らす。例えば、ＣＰＵ２３−１，２３−２の
２台が使用されている時に、測定部２３−１，２３−２
が測定したＣＰＵ２３−１，２３−２の負荷が共に第２
の閾値以下になると、ＣＰＵ２３−２を不使用状態にす
ることを決定し、切替え部２５はこの決定に従ってＣＰ
Ｕ２２−１のみを使用中にする。[0013] Conversely, when the load of the CPU in use becomes less than the second preset threshold, the determination unit 24
decides to disable one of the CPUs in use, and according to this decision, the switching unit 25 switches the CPU in use to
Reduce U by one. For example, when two CPUs 23-1 and 23-2 are used, the measurement units 23-1 and 23-2
Both the loads of CPU23-1 and 23-2 measured by
When the threshold value of
Only U22-1 is in use.
【００１４】このように、本実施例は、使用中のＣＰＵ
の負荷が予め設定されている第１の閾値以上となる毎に
使用するＣＰＵを１台ず増加させていくものであり、コ
ンピュータシステム２１が備えているＣＰＵを有効利用
し、且つ消費電力を最低限必要なものとすることができ
るので、コンピュータシステムの性能を十分に生かすこ
とが可能になる。また、一般に消費電力の大きいＣＰＵ
ほど、発熱量が大きいものであるので、発熱量も少なく
することができる。[0014] In this way, in this embodiment, the CPU in use
The number of CPUs used is increased one by one each time the load on the computer system 21 exceeds a first threshold value set in advance, thereby effectively utilizing the CPU provided in the computer system 21 and minimizing power consumption. Since it is possible to reduce the amount of time required, it is possible to make full use of the performance of the computer system. In addition, CPUs that generally consume large amounts of power
Since the higher the amount of heat generated, the amount of heat generated can also be reduced.
【００１５】[0015]
【発明の効果】以上説明したように、本発明は、ＣＰＵ
の負荷に基づいて使用するＣＰＵの切替えを行なうよう
にしたものであるので、異常発生時にしかＣＰＵの切替
えを行なわなかった従来例に比較してコンピュータシス
テムの性能を十分に生かすことが可能になる効果がある
。[Effects of the Invention] As explained above, the present invention
Since the CPU to be used is switched based on the load on the computer, it is possible to make full use of the performance of the computer system compared to the conventional system in which the CPU was switched only when an abnormality occurred. effective.
【図１】本発明の一実施例のブロック図である。FIG. 1 is a block diagram of one embodiment of the present invention.
【図２】本発明の他の実施例のブロック図である。FIG. 2 is a block diagram of another embodiment of the invention.
１１，２１…コンピュータシステム
１２，１３，２２−１〜２２−ｎ…ＣＰＵ１４，１５，
２３−１〜２３−ｎ…測定部１６，２４…決定部
１７，２５…切替え部11, 21... Computer system 12, 13, 22-1 to 22-n... CPU 14, 15,
23-1 to 23-n...Measuring section 16, 24...Determining section 17, 25...Switching section
Claims (3)
の切替えを行なうコンピュータシステムに於いて、前記
ＣＰＵの負荷を測定する測定部と、該測定部の測定結果
に基づいて使用するＣＰＵに関する決定を行なう決定部
と、該決定部の決定に従って使用するＣＰＵの切替えを
行なう切替え部とを備えたことを特徴とするコンピュー
タシステム。[Claim 1] A CPU comprising and using a plurality of CPUs.
In a computer system that performs switching, a measuring unit that measures the load on the CPU, a determining unit that determines a CPU to be used based on the measurement result of the measuring unit, and a CPU to be used according to the determination by the determining unit. A computer system comprising: a switching unit that performs switching.
が小さくて処理能力の低い第１のＣＰＵと、消費電力が
大きくて処理能力の高い第２のＣＰＵとを備え、前記決
定部は前記測定部が測定した前記第１のＣＰＵの負荷が
第１の閾値以上となることにより前記第２のＣＰＵを使
用するＣＰＵとし、前記測定部が測定した前記第２のＣ
ＰＵの負荷が第２の閾値以下となることにより前記第１
のＣＰＵを使用するＣＰＵとすることを特徴とする請求
項１記載のコンピュータシステム。2. The computer system includes a first CPU with low power consumption and low processing capacity, and a second CPU with high power consumption and high processing capacity, and the determining unit is configured to perform the measurement by the measuring unit. When the load on the first CPU exceeds a first threshold value, the second CPU is set as the CPU to be used, and the second CPU measured by the measurement unit
When the load of the PU becomes less than or equal to the second threshold value, the first
2. The computer system according to claim 1, wherein the CPU uses a CPU.
可能な複数のＣＰＵを備え、前記決定部は前記測定部が
測定した使用中のＣＰＵの負荷が全て第１の閾値以上と
なることにより使用するＣＰＵを１台増やすことを決定
し、前記測定部が測定した使用中のＣＰＵの負荷が全て
第２の閾値以下となることにより使用するＣＰＵを１台
減らすことを決定することを特徴とする請求項１記載の
コンピュータシステム。3. The computer system includes a plurality of CPUs capable of parallel processing, and the determining unit determines which CPU to use when all the loads of the CPUs in use measured by the measuring unit are equal to or higher than a first threshold. 1 . The method of claim 1 , wherein the measuring unit determines to increase the number of CPUs by one, and when the loads of the CPUs in use measured by the measuring unit are all below a second threshold value, it is determined to decrease the number of CPUs to be used by one. Computer system as described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2410427A JPH04215168A (en) | 1990-12-13 | 1990-12-13 | Computer system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2410427A JPH04215168A (en) | 1990-12-13 | 1990-12-13 | Computer system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04215168A true JPH04215168A (en) | 1992-08-05 |
Family
ID=18519595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2410427A Pending JPH04215168A (en) | 1990-12-13 | 1990-12-13 | Computer system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04215168A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005531047A (en) * | 2002-03-18 | 2005-10-13 | インターナショナル・ビジネス・マシーンズ・コーポレーション | Method for managing power consumption of multiple computer servers |
| JP2008257578A (en) * | 2007-04-06 | 2008-10-23 | Toshiba Corp | Information processor, scheduler, and schedule control method of information processor |
| JP2011039740A (en) * | 2009-08-10 | 2011-02-24 | Ntt Data Corp | Server management system, server management method, and program |
| JP2011197715A (en) * | 2010-03-17 | 2011-10-06 | Fujitsu Ltd | Load distribution system and computer program |
| WO2011155047A1 (en) | 2010-06-10 | 2011-12-15 | 富士通株式会社 | Multi-core processor system, method of power control, and power control program |
| JP4937260B2 (en) * | 2005-08-02 | 2012-05-23 | アドバンスト・マイクロ・ディバイシズ・インコーポレイテッド | Increased workload performance of one or more cores of multiple core processors |
| JP2012523637A (en) * | 2009-04-14 | 2012-10-04 | インターナショナル・ビジネス・マシーンズ・コーポレーション | Multiprocessor computing device |
| JP2013528879A (en) * | 2010-06-16 | 2013-07-11 | アーム・リミテッド | Apparatus and method for handling access operations performed on a local cache structure in a data processing apparatus |
| JP2015011663A (en) * | 2013-07-02 | 2015-01-19 | 富士ゼロックス株式会社 | Multi-core processor, image forming apparatus, and program |
| JP2015505210A (en) * | 2011-12-22 | 2015-02-16 | インテル・コーポレーション | Method, system, and computer program product for processing packets |
| JP2015032290A (en) * | 2013-08-07 | 2015-02-16 | 富士ゼロックス株式会社 | Multi-core processor, image forming apparatus, and program |
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|---|---|---|---|---|
| JPS62198949A (en) * | 1986-02-26 | 1987-09-02 | Nec Corp | Working control system for multi-processor system |
| JPH02249055A (en) * | 1989-02-24 | 1990-10-04 | American Teleph & Telegr Co <Att> | Multiprocessor system, multiprocessing method and work allocation method |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62198949A (en) * | 1986-02-26 | 1987-09-02 | Nec Corp | Working control system for multi-processor system |
| JPH02249055A (en) * | 1989-02-24 | 1990-10-04 | American Teleph & Telegr Co <Att> | Multiprocessor system, multiprocessing method and work allocation method |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005531047A (en) * | 2002-03-18 | 2005-10-13 | インターナショナル・ビジネス・マシーンズ・コーポレーション | Method for managing power consumption of multiple computer servers |
| JP4937260B2 (en) * | 2005-08-02 | 2012-05-23 | アドバンスト・マイクロ・ディバイシズ・インコーポレイテッド | Increased workload performance of one or more cores of multiple core processors |
| JP2008257578A (en) * | 2007-04-06 | 2008-10-23 | Toshiba Corp | Information processor, scheduler, and schedule control method of information processor |
| JP2012523637A (en) * | 2009-04-14 | 2012-10-04 | インターナショナル・ビジネス・マシーンズ・コーポレーション | Multiprocessor computing device |
| JP2011039740A (en) * | 2009-08-10 | 2011-02-24 | Ntt Data Corp | Server management system, server management method, and program |
| JP2011197715A (en) * | 2010-03-17 | 2011-10-06 | Fujitsu Ltd | Load distribution system and computer program |
| US9152472B2 (en) | 2010-03-17 | 2015-10-06 | Fujitsu Limited | Load distribution system |
| WO2011155047A1 (en) | 2010-06-10 | 2011-12-15 | 富士通株式会社 | Multi-core processor system, method of power control, and power control program |
| US9395803B2 (en) | 2010-06-10 | 2016-07-19 | Fujitsu Limited | Multi-core processor system implementing migration of a task from a group of cores to another group of cores |
| JP2013528879A (en) * | 2010-06-16 | 2013-07-11 | アーム・リミテッド | Apparatus and method for handling access operations performed on a local cache structure in a data processing apparatus |
| JP2015505210A (en) * | 2011-12-22 | 2015-02-16 | インテル・コーポレーション | Method, system, and computer program product for processing packets |
| JP2015011663A (en) * | 2013-07-02 | 2015-01-19 | 富士ゼロックス株式会社 | Multi-core processor, image forming apparatus, and program |
| JP2015032290A (en) * | 2013-08-07 | 2015-02-16 | 富士ゼロックス株式会社 | Multi-core processor, image forming apparatus, and program |
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