CentOS¶
Overview¶
Overview¶
- Enterprise Cloud (hereinafter referred as “ECL1.0”) provides the public template of CentOS that can be used in the customer’s server environment.
Available Functions¶
Public template¶
Public template provided in this menu can be used in the following compute pool.
| Version of Public Template | Language | Compute Resource | Compute Resource (Dedicated Device) | ||||
|---|---|---|---|---|---|---|---|
| Guaranteed | Premium | Standard | Large | Medium | Small | ||
| CentOS 6.5 | EN | Y | Y | Y | Y | Y | Y |
List of Functions¶
Functions that are provided with the public template of CentOS are as follows.
| Function Name | Overview |
|---|---|
| Default User Name | User name of OS is set by using the default value of this menu. |
| Setting of Default User Password | Password at the initial login using the user name of OS varies depending on servers. |
| Locale Setting | The specified values in this menu are set for Timezone / Language / Character code / Locale / Keyboard in OS. |
| Security Setting | Security setting of OS （iptables/SELinux） is set by using the specified value of this menu. |
| SSH Setting | Setting of sshd conf of OS is set with the specified value of this menu. |
| Other Settings | The specified values of this menu are set for initial state of OS/ additional PKG / repository/ IPv6 / NTP / DNS / default gateway. |
See the following Web site for functions and information that are provided by CentOS.
Description of Each Function¶
Setting of Default User Name¶
Setting of default user name and privilege of default user are as follows.
| Item | Contents of Setting |
|---|---|
| User Name | root |
| Privilege | root |
Setting of Default User Password¶
Password of root is notified with the secure message on the Customer Portal after deployment when setting the default password of root.
Locale Setting¶
Time setting, locale setting and keyboard layout are as follows.
| Items | Contents of Setting |
|---|---|
| Time Setting | UTC |
| Locale Setting | en_US.UTF-8 |
| Keyboard Layout | English Key Layout （101/104） |
Security Setting¶
Settings of iptables and SELinux are as follows.
| Items | Contents of Setting |
|---|---|
| iptables | No Settings |
| SELinux | disable |
SSH Setting¶
Locations where setting of sshd conf of the server is changed are as follows.
| Item | Contents of setting |
|---|---|
| PermitRootLogin | N |
Other Settings¶
Installation status of OS and default settings are as follows. .. list-table:
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* - Item (Major)
- Item (Minor)
- Contents of Setting
* - Initial Status
- kernel
- 2.6.32-431.el6.x86_64
* -
- Basic Part of OS
- Customized by us
* -
- Additional PKG
- | Open SSH Server (meta group)
| VMware Tools
* - Default Setting
- grub
- Default Setting
* -
- Repository Server
- Default Setting
* -
- yum exclude
- exclude=kernel* centos*
* -
- IPv6
- disable
* -
- IPv4 Address
- The value specified by customer is input.
* -
- Default Gateway
- The default gateway setting of the server segment that is connected to the primary NIC is input.
* -
- DHCP
- disable (Setting Static with guest customization)
* -
- DNS
- DNS setting of the server segment that is connected to the primary NIC is input.
* -
- DNS Suffix
- The DNS suffix setting of the server segment that is connected to the primary NIC is input.
- NTP
- | NTPD
| The value specified by us is input.
Other Configurations¶
Configuration of the CentOS virtual server segment
| Item | Contents of Setting |
|---|---|
| vCPU | The value specified by customer is input at the time of creation. |
| Memory | The value specified by customer is input at the time of creation. |
| Disk | 45 GB (It is possible to add/change the disk by customer after creating disk.) |
CentOS Partition Configuration¶
| Item | Contents of setting |
|---|---|
| /dev/sda1 | /boot |
| 250 MB | |
| ext4 | |
| /dev/rhel/swap | swap |
| 8 GB | |
| LVM + ext4 | |
| /dev/rhel/var | /var |
| 10 GB | |
| LVM + ext4 | |
| /dev/rhel/root | / |
| 27 GB | |
| LVM + ext4 |
CentOS Hardware Type¶
| Item | Contents of Setting |
|---|---|
| Virtual Machine Hardware Version | 8 |
| Disk Controller Types | LSI Logic SAS SCSIcontroller |
| NIC Hardware Types | VmxNet3 |
Inquiry and Support¶
- We support default setting of CentOS and initial login to CentOS.
- Although customer can add/change OS and application and freely combine by designing the deployed OS template by themselves, support for combination with customer’s design, build and other ECL1.0 menus is not provided in this menu.
- For inquiry method, make an inquiry according to the flow described in `Enterprise Cloud 1.0 Servie Functional Description`_.
Terms of Use¶
Items that Need to be Prepared in Advance¶
- To access to the repository server, Internet connection menu is required separately.
Restrictions¶
- Delivery to the OS template to another instance on ECL1.0 is prohibited.
- Please see Enterprise Cloud 1.0 Service Functional Description along with this document.
Operation Quality¶
Operation quality of this menu complies with operation quality stipulated as standard in ECL1.0.
Monitoring¶
Monitoring and operation are not performed in this menu.
Alive monitoring can be done by enabling the Ping monitoring function.
Available DC¶
For the latest available DC in this menu, see Enterprise Cloud 1.0 Service Functional Description.