CN103777985A - Method and device for installing several multiple operating systems on one partition of storage medium - Google Patents
Method and device for installing several multiple operating systems on one partition of storage medium Download PDFInfo
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- CN103777985A CN103777985A CN201410037412.2A CN201410037412A CN103777985A CN 103777985 A CN103777985 A CN 103777985A CN 201410037412 A CN201410037412 A CN 201410037412A CN 103777985 A CN103777985 A CN 103777985A
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- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000005192 partition Methods 0.000 title abstract description 5
- 230000006835 compression Effects 0.000 claims description 37
- 238000007906 compression Methods 0.000 claims description 37
- 238000009434 installation Methods 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 3
- 230000010076 replication Effects 0.000 claims description 3
- 238000013507 mapping Methods 0.000 abstract 6
- 238000011900 installation process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
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- 238000012986 modification Methods 0.000 description 2
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Abstract
The invention discloses a method for installing multiple several operating systems on one partition of a storage medium. The method comprises the following steps that a compressed read-only mapping file system used by kernels of operating systems to be installed, compressed kernels capable of being guided by the operating systems and an operating system root file system are packed into a mapping format file supported by a guide program; a BIOS (basic input/output system), main guide records, a guide program, a drive of mapping format files supported by the guide program, and a guide configuration file are packed into a guide program pack in unique correspondence to the operating systems to be installed; the read-only mapping file corresponding to the operating systems to be installed, the mapping format file supported by the guide program and the guide program pack are copied to the same partition to be installed; the guide program pack is installed for realizing the guide and starting of the read-only mapping file of the operating system. The invention also discloses a device for installing several operating systems on one partition of the storage medium.
Description
Technical field
The present invention relates to computer operating system technical field, refer to that especially on a kind of storage medium, same subregion is installed method and the device of multiple operating systems.
Background technology
On existing storage medium, same subregion can only be installed an operating system, if need, another operating system or multiple operating system is more installed, and need in different subregions, install, cause the installation process of operating system numerous and diverse especially, expend time in long; And, adopt this traditional single subregion that the mode of single operation system is installed, can produce a large amount of garbage files, also can cause impact to a certain degree to the travelling speed of system.
Summary of the invention
In view of this, the object of the invention is to propose same subregion on a kind of storage medium method and the device of multiple operating systems are installed, greatly simplified the installation process of operating system, improved the installation effectiveness of operating system.
The method that multiple operating systems are installed based on same subregion on above-mentioned purpose a kind of storage medium provided by the invention, comprising:
The read-only image file system of compression, the guidable compression kernel of operating system and the operating system root file system that operating system nucleus to be installed is used is packaged as the image format file that boot is supported;
The driving of the image format file of BIOS, Main Boot Record, boot, described boot support and boot configuration file are packaged as to the boot bag of the unique correspondence of described operating system to be installed;
The image format file and the described boot bag that copy read-only image file corresponding to described operating system to be installed, the support of described boot arrive same subregion to be installed;
Described boot bag is installed to realize guiding and the startup to the read-only image file of operating system.
In some embodiments, the boot entry that comprises described each operating system to be installed in described boot configuration file.
In some embodiments, described method also comprises:
Obtain the catalogue of each operation system image storage medium to be installed institute carry;
In described catalogue, create unique read-write file corresponding to each operating system to be installed;
By calling union file system interface, operating system foundation to be installed corresponding with it described read-write file is merged, and adopt the read-only image file system making of high compression rate to become read-only image file corresponding to described operating system to be installed.
In some embodiments, the catalogue of described each operation system image storage medium to be installed institute carry is same catalogue.
In some embodiments, described method also comprises:
The guiding of described boot bag to the read-only image file of operating system and the process of startup are installed to be comprised:
BIOS detection hardware information;
Load described Main Boot Record operation;
Read described boot configuration file and move described boot;
Select os starting item;
Move the driving of the image format file of described boot support;
The image format file that described in carry, boot is supported;
Load the guidable compression kernel of described selecteed operating system and operating system root file system;
The read-only image file system of compression that described in carry, selecteed operating system nucleus uses;
Enter described selecteed operating system.
The method for making of the read-only image file system of compression that in some embodiments, described operating system nucleus to be installed uses comprises:
Delete boot and the data relevant with storage feature in the read-only image file system of compression that described operating system nucleus uses, and delete carry relevant with storage feature in fstab file.
The present invention also provides same subregion on a kind of storage medium that the device of multiple operating systems is installed, and it is characterized in that, comprising:
Packetization module, is packaged as for the read-only image file system of compression, the guidable compression kernel of operating system and operating system root file system that operating system nucleus to be installed is used the image format file that boot is supported; And, for the driving of the image format file of BIOS, Main Boot Record, boot, described boot support and boot configuration file being packaged as to the boot bag of the unique correspondence of described operating system to be installed;
Replication module, arrives same subregion to be installed for the image format file and the described boot bag that copy read-only image file corresponding to described operating system to be installed, the support of described boot;
Installation module, for installing described boot bag to realize guiding and the startup to the read-only image file of operating system.
In some embodiments, described device also comprises:
Acquisition module, for obtaining the catalogue of each operation system image storage medium to be installed institute carry;
Creation module, in described catalogue, creates unique read-write file corresponding to each operating system to be installed;
Merge compression module, for by calling union file system interface, operating system foundation to be installed corresponding with it described read-write file being merged, and adopt the read-only image file system making of high compression rate to become read-only image file corresponding to described operating system to be installed.
In some embodiments, the boot entry that comprises described each operating system to be installed in described boot configuration file.
In some embodiments, described device also comprises:
Compress read-only image file system and make module, for deleting boot and the data relevant with storage feature of the read-only image file system of compression that described operating system nucleus uses, and delete carry relevant with storage feature in fstab file.
As can be seen from above, on a kind of storage medium provided by the invention, same subregion is installed method and the device of multiple operating systems, can on storage medium, in same subregion, realize the installation of multiple operating systems, and this installation method is simple to operation, greatly simplify the installation process of operating system.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of an embodiment of the method that on storage medium provided by the invention, same subregion is installed multiple operating systems;
Fig. 2 is the process flow diagram that on storage medium provided by the invention, same subregion is installed another embodiment of the method for multiple operating systems;
Fig. 3 is the schematic flow sheet of an embodiment of the system startup of the method that on storage medium provided by the invention, same subregion is installed multiple operating systems;
Fig. 4 is the structural representation of an embodiment of the device that on storage medium provided by the invention, same subregion is installed multiple operating systems.
Embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with specific embodiment, and with reference to accompanying drawing, the present invention is described in more detail.
With reference to accompanying drawing 1, for same subregion on storage medium provided by the invention is installed the process flow diagram of an embodiment of the method for multiple operating systems.
Described method comprises the steps:
Step 101: the read-only image file system of compression (for example squashfs), the guidable compression kernel of operating system (for example vmlinuz) and the operating system root file system (for example initrd) that operating system nucleus to be installed is used is packaged as the image format file (for example loopback) that boot is supported;
Step 102: the driving of the image format file that BIOS, Main Boot Record (MBR), boot (for example grub), described boot are supported and boot configuration file (for example grub.cfg) are packaged as the boot bag of the unique correspondence of described operating system to be installed;
Step 103: the image format file (for example loopback) and the described boot bag that copy read-only image file corresponding to described operating system to be installed, the support of described boot arrive same subregion to be installed;
Step 104: described boot bag is installed to realize guiding and the startup to the read-only image file of operating system.
Further, the boot entry that for example, comprises described each operating system to be installed in described boot configuration file (grub.cfg).
As can be seen from the above, on the storage medium providing by employing one embodiment of the invention, same subregion is installed the method for multiple operating systems, can on storage medium, in same subregion, realize the installation of multiple operating systems, and this installation method is simple to operation, greatly simplify the installation process of operating system.
Union file system (Unionfs) is the union file system of a stacking-type, can multiple catalogues (also crying branch), content combine, and the physical location of catalogue separates.Unionfs allows read-only and read-write catalogue and deposits, and can delete simultaneously and increase in other words content.
The place of Unionfs application is a lot, such as merge the master catalogue of different file in multiple disk partition, or several CD CDs is merged into a unified CD-disc catalogs (filing).In addition, having copy-on-write (copy-on-write) function Unionfs can combine read-only and read-write file system, the modification of virtual upper permission read-only file system can be saved in can written document system in the middle of.In class Unix operating system, generally all there is union file system interface.
With reference to accompanying drawing 2, for same subregion on storage medium provided by the invention is installed the process flow diagram of another embodiment of the method for multiple operating systems.
Described method comprises the steps:
Step 201: the catalogue (for example/bolod) of obtaining each operation system image storage medium to be installed institute carry;
Step 202: in described catalogue, create unique read-write file (for example rootsave) corresponding to each operating system to be installed;
Step 203: for example, by calling union file system (Unionfs) interface operating system foundation to be installed corresponding with it described read-write file (for example rootsave) is merged, and adopt the read-only image file system making of high compression rate to become read-only image file corresponding to described operating system to be installed.
Step 204: delete boot and the data relevant with storage feature in the read-only image file system of compression that described operating system nucleus uses, and delete carry relevant with storage feature in fstab file.
Step 205: the read-only image file system of compression (for example squashfs), the guidable compression kernel of operating system (for example vmlinuz) and the operating system root file system (for example initrd) that operating system nucleus to be installed is used is packaged as the image format file (for example loopback) that boot is supported;
Step 206: the driving of the image format file that BIOS, Main Boot Record (MBR), boot (for example grub), described boot are supported and boot configuration file (for example grub.cfg) are packaged as the boot bag of the unique correspondence of described operating system to be installed;
Step 207: the image format file (for example loopback) and the described boot bag that copy read-only image file corresponding to described operating system to be installed, the support of described boot arrive same subregion to be installed;
Step 208: described boot bag is installed to realize guiding and the startup to the read-only image file of operating system.
Further, the catalogue of described each operation system image storage medium to be installed institute carry is same catalogue (for example/bolod).
As can be seen from the above, on the storage medium providing by employing another embodiment of the present invention, same subregion is installed the method for multiple operating systems, can on storage medium, in same subregion, realize the installation of multiple operating systems, and this installation method is simple to operation, greatly simplify the installation process of operating system.
With reference to accompanying drawing 3, for same subregion on storage medium provided by the invention is installed the schematic flow sheet of an embodiment that the system of the method for multiple operating systems starts.
The guiding of the described boot bag of described installation to the read-only image file of operating system and the process of startup comprise:
Step 301: move described boot bag;
Step 302:BIOS detection hardware information;
Step 303: load described Main Boot Record (MBR) operation;
Step 304: read described boot configuration file (for example grub.cfg) and move described boot (for example grub);
Step 305: select os starting item;
Step 306: move the driving of the image format file of described boot support;
Step 307: the image format file (for example loopback) that described in carry, boot is supported;
Step 308: load the guidable compression kernel of described selecteed operating system (for example vmlinuz) and operating system root file system (for example initrd);
Step 309: the read-only image file system of compression (for example squashfs) that described in carry, selecteed operating system nucleus uses;
Step 310: enter described selecteed operating system.
As can be seen from the above, arrive after subregion to be installed in the necessary file copy of the operating system that needs are installed, the guiding providing by employing above-described embodiment and the method starting the operating system, can start arbitrary operating system being mounted as required, simple and convenient quick.
The present invention also provides same subregion on a kind of storage medium that the device of multiple operating systems is installed, with reference to accompanying drawing 4, for same subregion on storage medium provided by the invention is installed the structural representation of an embodiment of the device of multiple operating systems.
Described device 400 comprises:
Further, described device 400 also comprises:
Further, the boot entry that comprises described each operating system to be installed in described boot configuration file.
Preferably, described device 400 also comprises:
Compress read-only image file system and make module 407, for deleting boot and the data relevant with storage feature of the read-only image file system of compression that described operating system nucleus uses, and delete carry relevant with storage feature in fstab file.
As can be seen from the above, on the storage medium providing by employing one embodiment of the invention, same subregion is installed the device of multiple operating systems, can on storage medium, in same subregion, realize the installation of multiple operating systems, and this installation method is simple to operation, greatly simplify the installation process of operating system.
Those of ordinary skill in the field are to be understood that: the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. on storage medium, same subregion is installed the methods of multiple operating systems, it is characterized in that, comprising:
The read-only image file system of compression, the guidable compression kernel of operating system and the operating system root file system that operating system nucleus to be installed is used is packaged as the image format file that boot is supported;
The driving of the image format file of BIOS, Main Boot Record, boot, described boot support and boot configuration file are packaged as to the boot bag of the unique correspondence of described operating system to be installed;
The image format file and the described boot bag that copy read-only image file corresponding to described operating system to be installed, the support of described boot arrive same subregion to be installed;
Described boot bag is installed to realize guiding and the startup to the read-only image file of operating system.
2. method according to claim 1, is characterized in that, comprises the boot entry of described each operating system to be installed in described boot configuration file.
3. method according to claim 1, is characterized in that, also comprises:
Obtain the catalogue of each operation system image storage medium to be installed institute carry;
In described catalogue, create unique read-write file corresponding to each operating system to be installed;
By calling union file system interface, operating system foundation to be installed corresponding with it described read-write file is merged, and adopt the read-only image file system making of high compression rate to become read-only image file corresponding to described operating system to be installed.
4. method according to claim 3, is characterized in that, the catalogue of described each operation system image storage medium to be installed institute carry is same catalogue.
5. method according to claim 3, is characterized in that, also comprises:
The guiding of described boot bag to the read-only image file of operating system and the process of startup are installed to be comprised:
BIOS detection hardware information;
Load described Main Boot Record operation;
Read described boot configuration file and move described boot;
Select os starting item;
Move the driving of the image format file of described boot support;
The image format file that described in carry, boot is supported;
Load the guidable compression kernel of described selecteed operating system and operating system root file system;
The read-only image file system of compression that described in carry, selecteed operating system nucleus uses;
Enter described selecteed operating system.
6. according to the method described in claim 1 to 5 any one, it is characterized in that, the method for making of the read-only image file system of compression that described operating system nucleus to be installed uses comprises:
Delete boot and the data relevant with storage feature in the read-only image file system of compression that described operating system nucleus uses, and delete carry relevant with storage feature in fstab file.
7. on storage medium, same subregion is installed a device for multiple operating systems, it is characterized in that, comprising:
Packetization module, is packaged as for the read-only image file system of compression, the guidable compression kernel of operating system and operating system root file system that operating system nucleus to be installed is used the image format file that boot is supported; And, for the driving of the image format file of BIOS, Main Boot Record, boot, described boot support and boot configuration file being packaged as to the boot bag of the unique correspondence of described operating system to be installed;
Replication module, arrives same subregion to be installed for the image format file and the described boot bag that copy read-only image file corresponding to described operating system to be installed, the support of described boot;
Installation module, for installing described boot bag to realize guiding and the startup to the read-only image file of operating system.
8. device according to claim 7, is characterized in that, also comprises:
Acquisition module, for obtaining the catalogue of each operation system image storage medium to be installed institute carry;
Creation module, in described catalogue, creates unique read-write file corresponding to each operating system to be installed;
Merge compression module, for by calling union file system interface, operating system foundation to be installed corresponding with it described read-write file being merged, and adopt the read-only image file system making of high compression rate to become read-only image file corresponding to described operating system to be installed.
9. device according to claim 7, is characterized in that, comprises the boot entry of described each operating system to be installed in described boot configuration file.
10. according to the device described in claim 7 to 9 any one, it is characterized in that, also comprise:
Compress read-only image file system and make module, for deleting boot and the data relevant with storage feature of the read-only image file system of compression that described operating system nucleus uses, and delete carry relevant with storage feature in fstab file.
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| CN201410037412.2A CN103777985B (en) | 2014-01-26 | 2014-01-26 | Same subregion installs the method and device of multiple operating systems in storage medium |
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| CN201410037412.2A CN103777985B (en) | 2014-01-26 | 2014-01-26 | Same subregion installs the method and device of multiple operating systems in storage medium |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104516762A (en) * | 2015-01-16 | 2015-04-15 | 浪潮电子信息产业股份有限公司 | Installation method for coexistence of multiple server operating systems |
| CN105677393A (en) * | 2015-12-30 | 2016-06-15 | 中科创达软件股份有限公司 | Software package processing method, apparatus and system |
| CN105786569A (en) * | 2016-02-26 | 2016-07-20 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN108024002A (en) * | 2016-10-31 | 2018-05-11 | 成都卫士通信息产业股份有限公司 | A kind of construction method of the dual domain cell phone system based on ROM |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101226477B (en) * | 2007-01-16 | 2012-09-26 | 北京共创开源软件有限公司 | Method for implementing Linux operating system being suitable for mobile application |
| CN102467395A (en) * | 2010-11-10 | 2012-05-23 | 英业达集团(天津)电子技术有限公司 | Method for installing operating system by using image file |
| CN102736932B (en) * | 2012-05-16 | 2015-12-16 | 上海斐讯数据通信技术有限公司 | The method for making of image file, image file and the starting factor method of multisystem |
| CN103514015B (en) * | 2013-09-16 | 2017-12-12 | 广东福能大数据产业园建设有限公司 | A kind of method and apparatus of the start-up operation system from storage medium |
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2014
- 2014-01-26 CN CN201410037412.2A patent/CN103777985B/en not_active Expired - Fee Related
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| CN104516762A (en) * | 2015-01-16 | 2015-04-15 | 浪潮电子信息产业股份有限公司 | Installation method for coexistence of multiple server operating systems |
| CN105677393A (en) * | 2015-12-30 | 2016-06-15 | 中科创达软件股份有限公司 | Software package processing method, apparatus and system |
| CN105677393B (en) * | 2015-12-30 | 2019-02-05 | 中科创达软件股份有限公司 | A kind of software packet processing method, apparatus and system |
| CN105786569A (en) * | 2016-02-26 | 2016-07-20 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN105786569B (en) * | 2016-02-26 | 2019-07-26 | 联想(北京)有限公司 | A kind of information processing method and electronic equipment |
| CN108024002A (en) * | 2016-10-31 | 2018-05-11 | 成都卫士通信息产业股份有限公司 | A kind of construction method of the dual domain cell phone system based on ROM |
| CN108024002B (en) * | 2016-10-31 | 2021-05-07 | 成都卫士通信息产业股份有限公司 | Method for constructing dual-domain mobile phone system based on ROM |
| CN109614366A (en) * | 2018-11-15 | 2019-04-12 | 广东工贸职业技术学院 | The configurable method and device of kinetic control system |
| CN111427620A (en) * | 2019-12-23 | 2020-07-17 | 锐捷网络股份有限公司 | Starting method and device of embedded system |
| CN113434205A (en) * | 2021-04-26 | 2021-09-24 | 统信软件技术有限公司 | Operating system starting method and computing device |
| CN113434205B (en) * | 2021-04-26 | 2024-02-23 | 统信软件技术有限公司 | Operating system starting method and computing device |
| US11972265B2 (en) | 2022-04-22 | 2024-04-30 | Red Hat, Inc. | Parallel booting operating system |
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