CN105025104A - Cloud desktop scheduling method and system - Google Patents
Cloud desktop scheduling method and system Download PDFInfo
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- CN105025104A CN105025104A CN201510437300.0A CN201510437300A CN105025104A CN 105025104 A CN105025104 A CN 105025104A CN 201510437300 A CN201510437300 A CN 201510437300A CN 105025104 A CN105025104 A CN 105025104A
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000012544 monitoring process Methods 0.000 claims abstract description 19
- 238000013508 migration Methods 0.000 claims description 14
- 230000005012 migration Effects 0.000 claims description 14
- 238000011161 development Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/08—Protocols specially adapted for terminal emulation, e.g. Telnet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0668—Management of faults, events, alarms or notifications using network fault recovery by dynamic selection of recovery network elements, e.g. replacement by the most appropriate element after failure
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Abstract
The invention discloses a cloud desktop scheduling method and system. The method includes monitoring operation states and performance of a plurality of physical hosts and a plurality of cloud desktops in real time. When that the physical hosts meet failures is detected, the cloud desktops of the physical hosts meeting failures are transferred to the physical hosts not meeting failures by adopting a predetermined scheduling strategy. The scheduling strategy is predetermined based on the detected operation performance of the physical hosts and the cloud desktops. By adopting the scheme provided by the invention, when the physical hosts meet failures, dynamic transfer of the cloud desks can be performed timely, so that high availability of the cloud desks is ensured.
Description
Technical Field
The invention relates to a desktop application technology in a cloud desktop system, in particular to a cloud desktop scheduling method and system.
Background
With the continuous maturity of cloud computing technology, cloud computing gradually becomes a development hotspot in the industry, and cloud desktops are put into multiple fields of governments, universities, businesses and the like for use. In a cloud desktop system, how to ensure efficient use of a cloud desktop and ensure high available connection of a user are important components in the whole cloud desktop system. However, in the migration process of the cloud desktop, operations such as the memory and storage of the desktop system and the association of the user are involved, and how to correctly process the dynamic migration of the desktop, the user can use the desktop quickly and efficiently is one of important research contents in the cloud desktop system.
Disclosure of Invention
In order to solve the problems, the invention provides a cloud desktop scheduling method and system, which can be used for dynamically migrating a cloud desktop in time when a physical host fails, so that the high availability of the cloud desktop is ensured.
In order to achieve the above object, the present invention provides a cloud desktop scheduling method, where a plurality of cloud desktops are respectively operated on a plurality of physical hosts, the method including:
and monitoring the running states and performances of the physical hosts and the cloud desktops in real time.
When the physical host is monitored to have a fault, the cloud desktop running on the physical host with the fault is migrated to the physical host without the fault according to a preset scheduling strategy.
The scheduling strategy is preset according to the monitored performance of the plurality of physical hosts and the plurality of cloud desktops.
Preferably, the method further comprises:
when the load capacity of the physical host is monitored to be larger than or equal to the preset load threshold, the cloud desktop running on the physical host with the load capacity larger than or equal to the preset load threshold is migrated to the physical host with the load capacity smaller than the preset load threshold according to a preset scheduling strategy.
Preferably, the method further comprises:
when the cloud desktop running on the physical host with the fault is migrated to the physical host without the fault, or when the cloud desktop running on the physical host with the load capacity larger than or equal to the preset load threshold is migrated to the physical host with the load capacity smaller than the preset load threshold, the availability and data of the migrated cloud desktop are kept from being lost.
Preferably, maintaining availability and data loss of the migrated cloud desktop includes:
when a physical host operated by the migrated cloud desktop fails, acquiring operation data of the migrated cloud desktop, which is stored by the physical host with the failure before the physical host with the failure fails, and continuously operating the migrated cloud desktop on the physical host without the failure according to the operation data and relevant data of the migrated cloud desktop, which is pre-stored on the physical host without the failure corresponding to the physical host with the failure in a scheduling strategy; or,
when the load capacity of the physical host operated by the migrated cloud desktop is greater than or equal to a preset load threshold, acquiring operation data of the cloud desktop to be migrated, which is operated on the physical host with the load capacity greater than or equal to the preset load threshold, and according to the operation data and relevant data of the migrated cloud desktop, which is stored in advance on the physical host with the load capacity smaller than the preset load threshold, corresponding to the physical host with the load capacity greater than or equal to the preset load threshold in the scheduling policy, continuously operating the migrated cloud desktop on the physical host with the load capacity smaller than the preset load threshold.
In order to achieve the above object, the present invention further provides a cloud desktop scheduling system, where a plurality of cloud desktops are respectively run on a plurality of physical hosts, the system including: a monitoring module and a migration module.
And the monitoring module is used for monitoring the running states and performances of the physical hosts and the cloud desktops in real time.
And the migration module is used for migrating the cloud desktop running on the physical host with the fault to the physical host without the fault according to a preset scheduling strategy when the physical host is monitored to have the fault.
The scheduling strategy is preset according to the monitored performance of the plurality of physical hosts and the plurality of cloud desktops.
Preferably, the migration module is further configured to:
when the load capacity of the physical host is monitored to be larger than or equal to the preset load threshold, the cloud desktop running on the physical host with the load capacity larger than or equal to the preset load threshold is migrated to the physical host with the load capacity smaller than the preset load threshold according to a preset scheduling strategy.
Preferably, the system further comprises: a holding module.
When the cloud desktop running on the physical host with the fault is migrated to the physical host without the fault, or when the cloud desktop running on the physical host with the load capacity larger than or equal to the preset load threshold is migrated to the physical host with the load capacity smaller than the preset load threshold, the availability and data of the migrated cloud desktop are kept from being lost.
Preferably, the keeping module keeping the availability and data of the migrated cloud desktop from being lost comprises:
when a physical host operated by the migrated cloud desktop fails, acquiring operation data of the migrated cloud desktop, which is stored by the physical host with the failure before the physical host with the failure fails, and continuously operating the migrated cloud desktop on the physical host without the failure according to the operation data and relevant data of the migrated cloud desktop, which is pre-stored on the physical host without the failure corresponding to the physical host with the failure in a scheduling strategy; or,
when the load capacity of the physical host operated by the migrated cloud desktop is greater than or equal to a preset load threshold, acquiring operation data of the cloud desktop to be migrated, which is operated on the physical host with the load capacity greater than or equal to the preset load threshold, and according to the operation data and relevant data of the migrated cloud desktop, which is stored in advance on the physical host with the load capacity smaller than the preset load threshold, corresponding to the physical host with the load capacity greater than or equal to the preset load threshold in the scheduling policy, continuously operating the migrated cloud desktop on the physical host with the load capacity smaller than the preset load threshold.
Compared with the prior art, the invention comprises the following steps: and monitoring the running states and performances of the physical hosts and the cloud desktops in real time. When the physical host is monitored to have a fault, the cloud desktop running on the physical host with the fault is migrated to the physical host without the fault according to a preset scheduling strategy. The scheduling strategy is preset according to the monitored running performance of the plurality of physical hosts and the plurality of cloud desktops. According to the scheme of the invention, the cloud desktop can be dynamically migrated in time when the physical host fails, so that the high availability of the cloud desktop is ensured.
Drawings
The accompanying drawings in the embodiments of the present invention are described below, and the drawings in the embodiments are provided for further understanding of the present invention, and together with the description serve to explain the present invention without limiting the scope of the present invention.
FIG. 1 is a flow chart of a cloud desktop scheduling method of the present invention;
fig. 2 is a block diagram of a cloud desktop scheduling system according to the present invention.
Detailed Description
The following further description of the present invention, in order to facilitate understanding of those skilled in the art, is provided in conjunction with the accompanying drawings and is not intended to limit the scope of the present invention.
The invention has the following inventive concept: and automatically migrating the running cloud desktop from the failed physical machine to other physical machines which do not fail when the physical host which fails is detected. When the resource load of the physical host is too high, the cloud desktop running on the physical host can be migrated to the physical host with lower load, so that the high availability of the cloud desktop is realized.
In order to achieve the above object, the present invention provides a cloud desktop scheduling method, where a plurality of cloud desktops are respectively run on a plurality of physical hosts, as shown in fig. 1, the method includes:
s101, monitoring the running states and performances of the physical hosts and the cloud desktops in real time.
In the embodiment of the invention, in order to timely find the fault of the cloud desktop system, a real-time monitoring strategy is implemented on a plurality of physical hosts in the cloud desktop system and a plurality of cloud desktops which respectively run on the physical hosts. In the scheme of the invention, the adopted monitoring method and monitoring device are not limited, and a plurality of physical hosts can be monitored in a unified way, and each physical host can be monitored respectively.
S102, when the physical host is monitored to be out of order, the cloud desktop running on the physical host with the failure is migrated to the physical host without the failure according to a preset scheduling strategy. The scheduling strategy is preset according to the monitored performance of the plurality of physical hosts and the plurality of cloud desktops.
In the embodiment of the invention, based on a real-time monitoring strategy implemented on a plurality of physical hosts in a cloud desktop system and a plurality of cloud desktops respectively running on the plurality of physical hosts, the running states and performances of the physical hosts and the cloud desktops are evaluated according to monitoring data of the physical hosts and the cloud desktops, a scheduling strategy is preset according to an evaluation result, and the scheduling strategy at least comprises the physical host or the physical hosts which can be scheduled when a certain physical host fails, and relevant data of the cloud desktops running on the physical hosts which may fail is stored in advance on the physical hosts.
Preferably, the method further comprises:
when the load capacity of the physical host is monitored to be larger than or equal to the preset load threshold, the cloud desktop running on the physical host with the load capacity larger than or equal to the preset load threshold is migrated to the physical host with the load capacity smaller than the preset load threshold according to a preset scheduling strategy.
In the embodiment of the present invention, a load threshold is pre-selected for each physical host, and when the load capacity of the physical host is greater than or equal to the load threshold, the probability of the physical host failing is greatly increased, so to reduce the load of the physical host and avoid frequent failure of the physical host, the cloud desktop on the physical host with the load capacity greater than or equal to the load threshold is migrated to the physical host with the load capacity less than the load threshold, and of course, the migration operation is also performed based on a pre-established scheduling policy, and the establishment of the scheduling policy is described above and is not described herein again. In addition, the load threshold in the scheme of the present invention may be the same for different physical hosts, or may be different, specifically depending on the performance of each physical host.
Preferably, the method further comprises:
when the cloud desktop running on the physical host with the fault is migrated to the physical host without the fault, or when the cloud desktop running on the physical host with the load capacity larger than or equal to the preset load threshold is migrated to the physical host with the load capacity smaller than the preset load threshold, the availability and data of the migrated cloud desktop are kept from being lost.
In the embodiment of the invention, in order to further realize high availability of the cloud desktop, the availability of the cloud desktop and data are required to be kept from being lost in the migration process of the cloud desktop, that is, hot migration is realized. The specific implementation scheme is as follows:
preferably, maintaining availability and data loss of the migrated cloud desktop includes:
when a physical host operated by the migrated cloud desktop fails, acquiring operation data of the migrated cloud desktop, which is stored by the physical host with the failure before the physical host with the failure fails, and continuously operating the migrated cloud desktop on the physical host without the failure according to the operation data and relevant data of the migrated cloud desktop, which is pre-stored on the physical host without the failure corresponding to the physical host with the failure in a scheduling strategy; or,
when the load capacity of the physical host operated by the migrated cloud desktop is greater than or equal to a preset load threshold, acquiring operation data of the cloud desktop to be migrated, which is operated on the physical host with the load capacity greater than or equal to the preset load threshold, and according to the operation data and relevant data of the migrated cloud desktop, which is stored in advance on the physical host with the load capacity smaller than the preset load threshold, corresponding to the physical host with the load capacity greater than or equal to the preset load threshold in the scheduling policy, continuously operating the migrated cloud desktop on the physical host with the load capacity smaller than the preset load threshold.
In order to achieve the above object, the present invention further provides a cloud desktop scheduling system 01, where a plurality of cloud desktops are respectively run on a plurality of physical hosts, as shown in fig. 2, the system includes: a monitoring module 02 and a migration module 03.
And the monitoring module 02 is used for monitoring the running states and performances of the plurality of physical hosts and the plurality of cloud desktops in real time.
The migration module 03 is configured to, when it is monitored that the physical host fails, migrate the cloud desktop running on the failed physical host to the physical host that does not fail according to a preset scheduling policy.
The scheduling strategy is preset according to the monitored performance of the plurality of physical hosts and the plurality of cloud desktops.
Preferably, the migration module 03 is further configured to:
when the load capacity of the physical host is monitored to be larger than or equal to the preset load threshold, the cloud desktop running on the physical host with the load capacity larger than or equal to the preset load threshold is migrated to the physical host with the load capacity smaller than the preset load threshold according to a preset scheduling strategy.
Preferably, the system further comprises: the module 04 is retained.
When the cloud desktop running on the physical host with the fault is migrated to the physical host without the fault, or when the cloud desktop running on the physical host with the load capacity larger than or equal to the preset load threshold is migrated to the physical host with the load capacity smaller than the preset load threshold, the availability and data of the migrated cloud desktop are kept from being lost.
Preferably, the keeping module 04 keeps the availability and data of the migrated cloud desktop from being lost includes:
when a physical host operated by the migrated cloud desktop fails, acquiring operation data of the migrated cloud desktop, which is stored by the physical host with the failure before the physical host with the failure fails, and continuously operating the migrated cloud desktop on the physical host without the failure according to the operation data and relevant data of the migrated cloud desktop, which is pre-stored on the physical host without the failure corresponding to the physical host with the failure in a scheduling strategy; or,
when the load capacity of the physical host operated by the migrated cloud desktop is greater than or equal to a preset load threshold, acquiring operation data of the cloud desktop to be migrated, which is operated on the physical host with the load capacity greater than or equal to the preset load threshold, and according to the operation data and relevant data of the migrated cloud desktop, which is stored in advance on the physical host with the load capacity smaller than the preset load threshold, corresponding to the physical host with the load capacity greater than or equal to the preset load threshold in the scheduling policy, continuously operating the migrated cloud desktop on the physical host with the load capacity smaller than the preset load threshold.
Compared with the prior art, the invention comprises the following steps: and monitoring the running states and performances of the physical hosts and the cloud desktops in real time. When the physical host is monitored to have a fault, the cloud desktop running on the physical host with the fault is migrated to the physical host without the fault according to a preset scheduling strategy. The scheduling strategy is preset according to the monitored running performance of the plurality of physical hosts and the plurality of cloud desktops. According to the scheme of the invention, the cloud desktop can be dynamically migrated in time when the physical host fails, so that the high availability of the cloud desktop is ensured.
It should be noted that the above-mentioned embodiments are only for facilitating the understanding of those skilled in the art, and are not intended to limit the scope of the present invention, and any obvious substitutions, modifications, etc. made by those skilled in the art without departing from the inventive concept of the present invention are within the scope of the present invention.
Claims (8)
1. A cloud desktop scheduling method, wherein a plurality of cloud desktops are respectively operated on a plurality of physical hosts, the method comprising:
monitoring the running states and performances of the plurality of physical hosts and the plurality of cloud desktops in real time;
when the physical host is monitored to be out of order, migrating the cloud desktop running on the physical host with the failure to the physical host without the failure according to a preset scheduling strategy;
wherein the scheduling policy is preset based on the monitored performance of the plurality of physical hosts and the plurality of cloud desktops.
2. The cloud desktop scheduling method of claim 1, wherein the method further comprises:
when the load capacity of the physical host is monitored to be larger than or equal to a preset load threshold, migrating the cloud desktop running on the physical host with the load capacity larger than or equal to the preset load threshold to the physical host with the load capacity smaller than the preset load threshold according to the preset scheduling strategy.
3. The cloud desktop allocation method of claim 1 or 2, wherein the method further comprises:
when the cloud desktop running on the physical host with the fault is migrated to the physical host without the fault, or when the cloud desktop running on the physical host with the load capacity greater than or equal to the preset load threshold is migrated to the physical host with the load capacity smaller than the preset load threshold, the availability and data of the migrated cloud desktop are kept from being lost.
4. The cloud desktop allocation method of claim 3, wherein said maintaining availability and data of the cloud desktop that is migrated without loss comprises:
when a physical host operated by the migrated cloud desktop fails, acquiring operation data of the migrated cloud desktop, which is stored before the physical host with the failure fails, and continuing to operate the migrated cloud desktop on the physical host without the failure according to the operation data and relevant data, which is stored in advance on the physical host without the failure and corresponds to the physical host with the failure in the scheduling policy, of the migrated cloud desktop; or,
when the load capacity of the physical host operated by the migrated cloud desktop is greater than or equal to a preset load threshold, acquiring operation data of the cloud desktop to be migrated, the operation data being greater than or equal to the preset load threshold and operated on the physical host, and according to the operation data and relevant data, stored in advance, of the cloud desktop to be migrated on the physical host, in the scheduling policy, and corresponding to the physical host with the load capacity greater than or equal to the preset load threshold, and with the load capacity smaller than the preset load threshold, continuing to operate the migrated cloud desktop on the physical host with the load capacity smaller than the preset load threshold.
5. A cloud desktop scheduling system, a plurality of cloud desktops respectively running on a plurality of physical hosts, the system comprising: a monitoring module and a migration module;
the monitoring module is used for monitoring the running states and performances of the plurality of physical hosts and the plurality of cloud desktops in real time;
the migration module is used for migrating the cloud desktop running on the physical host with the fault to the physical host without the fault according to a preset scheduling strategy when the physical host is monitored to have the fault;
wherein the scheduling policy is preset based on the monitored performance of the plurality of physical hosts and the plurality of cloud desktops.
6. The cloud desktop scheduling system of claim 5, wherein the migration module is further to:
when the load capacity of the physical host is monitored to be larger than or equal to a preset load threshold, migrating the cloud desktop running on the physical host with the load capacity larger than or equal to the preset load threshold to the physical host with the load capacity smaller than the preset load threshold according to the preset scheduling strategy.
7. The cloud desktop distribution system of claim 5 or 6, wherein the system further comprises: a holding module;
when the cloud desktop running on the physical host with the fault is migrated to the physical host without the fault, or when the cloud desktop running on the physical host with the load capacity larger than or equal to a preset load threshold is migrated to the physical host with the load capacity smaller than the preset load threshold, the availability and data of the migrated cloud desktop are kept from being lost.
8. The cloud desktop allocation method of claim 7, wherein the maintaining module maintains availability and data loss of the migrated cloud desktop comprising:
when a physical host operated by the migrated cloud desktop fails, acquiring operation data of the migrated cloud desktop, which is stored before the physical host with the failure fails, and continuing to operate the migrated cloud desktop on the physical host without the failure according to the operation data and relevant data, which is stored in advance on the physical host without the failure and corresponds to the physical host with the failure in the scheduling policy, of the migrated cloud desktop; or,
when the load capacity of the physical host operated by the migrated cloud desktop is greater than or equal to a preset load threshold, acquiring operation data of the cloud desktop to be migrated, the operation data being greater than or equal to the preset load threshold and operated on the physical host, and according to the operation data and relevant data, stored in advance, of the cloud desktop to be migrated on the physical host, in the scheduling policy, and corresponding to the physical host with the load capacity greater than or equal to the preset load threshold, and with the load capacity smaller than the preset load threshold, continuing to operate the migrated cloud desktop on the physical host with the load capacity smaller than the preset load threshold.
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Application publication date: 20151104 |