CN107046469B - Method for expanding server load balancing network card equipment - Google Patents
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- H—ELECTRICITY
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- H—ELECTRICITY
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Abstract
The invention discloses a method for expanding a server load balancing network card device, which guides operation and maintenance personnel to accurately position the network card device and quickly add a new network card device in load balancing configuration when the network card is expanded by adjusting the identification rule of the network card, reduces the maintenance cost of enterprise IT, can avoid the occurrence of the conditions that a service system cannot be accessed, the network bandwidth is reduced instead and the like due to the fault of a server system after the network card is added, simultaneously reduces the operation and maintenance risks of the enterprise IT system, can effectively increase the network card bandwidth of a server, and reduces the shutdown maintenance time of the server, thereby reducing the shutdown maintenance time of the enterprise IT system for operation and maintenance.
Description
Technical Field
The invention relates to the technical field of servers, in particular to a method for expanding a server load balancing network card device.
Background
Nowadays, servers are built in almost all industries, due to the special status of the servers, the reliability, the availability and the I/O speed of the servers are very important, the high availability and the safety of the servers are important indexes of an enterprise-level IT environment, the most important point is the high availability of network connection of the servers, and in order to meet the requirements, the servers mostly adopt multi-network card configuration.
At present, enterprise production environments generally use default network card configuration scripts and network card load balancing configurations, generally adopt adding slave network card devices and deleting network card MAC addresses in slave network card devices in a bond device script, and automatically match the network cards and ports by an operating system on corresponding names, although the mode of adding network cards achieves the purpose of adding network card load balancing, there are many risks in the mode of adding load balancing devices to newly added network cards: after the network card is added, restarting the network card, wherein the system identification name is changed, so that the network card equipment for load balancing cannot be used, and the network card equipment in load balancing needs to be distinguished under the system; after a new network card device is added, if the network card models are different, the problem of service network failure due to different driving modules may exist.
Therefore, how to avoid the occurrence of situations that a service system cannot be accessed and the network bandwidth is reduced instead due to a fault of a server system after the network card is added is a technical problem that needs to be solved by technical personnel in the field at present.
Disclosure of Invention
The invention aims to provide a method for expanding a server load balancing network card device, which can avoid the occurrence of the situations that a service system cannot be accessed, the network bandwidth is reduced instead and the like due to the fault of a server system after a network card is added, and reduce the operation and maintenance risks of an enterprise IT system.
In order to solve the technical problems, the invention provides the following technical scheme:
a method for server load balancing network card device expansion comprises the following steps:
checking the slave network card name used by the bond network card equipment load balance under the operating system of the target server;
determining the corresponding relation between the slave network card name and the SysFSBus ID;
inquiring a preset network card identification rule file in the operating system, and backing up;
newly establishing the network card identification rule file, and adding an identification rule of 'SysFSBusID' by KERNELS;
stopping the target server, and inserting a newly-added network card into the target server;
checking the PCIslot where the newly added network card is located under the operating system, and recording corresponding SysFSBusID information;
setting the network interface name of the newly added network card in the newly built network card identification rule file;
adding a new slave network port script in a network card configuration script directory of the target server;
adding a corresponding slave port name in the network card bond device script of the target server;
and restarting the network to enable the bond equipment of the target server to take effect, and performing maintenance operation.
Preferably, the determining the corresponding relationship between the slave network card name and the SysFSBus ID includes:
checking PCI equipment information corresponding to the slave network card through a preset command under the operating system;
and determining the corresponding relation between the slave network card name and the SysFSBus ID through the PCI equipment information corresponding to the slave network card.
Preferably, the checking, under the operating system, the PCI device information corresponding to the slave network card through a preset command includes:
and checking PCI equipment information corresponding to the slave network card through a command lspci-v or hwinnfo under the operating system.
Preferably, the querying a preset network card identification rule file in the operating system, and backing up the file includes:
and inquiring a network card identification rule 70-persistent-net.rule in an/etc/udev/rule.d file of the operating system for backup.
Preferably, the newly creating the network card identification rule file and adding an identification rule with a key ═ sysfsbus id includes:
a 70-persistence-net rule file is newly built, and an identification rule of KERNELS (KERNELS ═ SysFSBusID) is added;
the identification rule of "SysFSBusID" includes: susbsystem ═ net ═ ACTION ═ add ═ and driver ═ ads? "krnells ═ 0000:00:19.0", ATTR { dev _ id } ═ 0x0", ATTR { type } ═ 1", krnell ═ eth ″, NAME ═ eth0", substsytem ═ net", ACTION ═ add ", driver ═ is ═ net? The method includes the steps of "krnells ═ 0000:00:19.1", ATTR { dev _ id } ═ 0x0", ATTR { type } ═ 1", krnell ═ eth ═ and NAME ═ eth1", wherein eth0 and eth1 are two leave network card NAMEs used for load balancing of bond network card devices under the operating system of the checked target server.
Preferably, the setting, in the newly created network card identification rule file, the port name of the newly added network card includes:
setting internet port names eth2 and eth3 of the newly added network card in the newly built 70-persistent-net.
The identification of the port name of each newly added network card comprises the following steps: susbsystem ═ net ═ ACTION ═ add ═ and driver ═ ads? "krnells ═ 0000:00:18.0", ATTR { dev _ id } ═ 0x0", ATTR { type } ═ 1", krnell ═ eth ″, NAME ═ eth2", substsytem ═ net", ACTION ═ add ", driver ═ is ═ net? "krnells ═ 0000:00:18.1", ATTR { dev _ id } ═ 0x0", ATTR { type } ═ 1" krnell ═ eth ═ and NAME ═ eth3 ".
Preferably, before the examining the name of the slave network card used by the load balancing of the bond network card device under the operating system of the target server, the method further includes:
carrying out server load balancing network card equipment expansion environment detection in advance;
judging whether the extended environment reaches a preset index or not;
if yes, executing the following steps: and checking the slave network card name used by the bond network card equipment load balancing under the operating system of the target server.
Preferably, the performing, in advance, the extended environment detection of the server load balancing network card device includes:
and detecting the target server in advance.
Compared with the prior art, the technical scheme has the following advantages:
the invention provides a method for expanding a server load balancing network card device, which comprises the following steps: checking the slave network card name used by the bond network card equipment load balance under the operating system of the target server; determining the corresponding relation between the slave network card name and the SysFSBus ID; inquiring a preset network card identification rule file in an operating system, and backing up; newly establishing a network card identification rule file, and adding an identification rule of 'SysFSBusID' by KERNELS; stopping the target server, and inserting a newly-added network card into the target server; checking the PCIslot where the newly added network card is located under the operating system, and recording corresponding SysFSBusID information; setting the network port name of the newly added network card in the newly built network card identification rule file; adding a new slave network port script in a network card configuration script directory of a target server; adding a corresponding slave port name in a network card bond device script of a target server; and restarting the network to enable the bond equipment of the target server to take effect, and performing maintenance operation. Through the scheme, the identification rule of the network card is adjusted, so that when the network card is expanded, operation and maintenance personnel are guided to accurately position the network card equipment and quickly add new network card equipment in load balancing configuration, the maintenance cost of an enterprise IT is reduced, the situations that a service system cannot be accessed and the network bandwidth is reduced on the contrary due to the fact that a server system breaks down after the network card is added can be avoided, meanwhile, the operation and maintenance risks of the enterprise IT system are reduced, the network card bandwidth of the server can be effectively increased, the shutdown maintenance time of the server is reduced, and the shutdown maintenance time of the enterprise IT system is reduced.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a flowchart of a method for server load balancing network card device expansion according to an embodiment of the present invention.
Detailed Description
The core of the invention is to provide a method for expanding the server load balancing network card equipment, which can avoid the occurrence of the conditions that the service system cannot be accessed, the network bandwidth is reduced instead and the like due to the fault of the server system after the network card is added, and reduce the operation and maintenance risks of the enterprise IT system.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, specific details are set forth in order to provide a thorough understanding of the present invention. The invention can be implemented in a number of ways different from those described herein and similar generalizations can be made by those skilled in the art without departing from the spirit of the invention. The invention is therefore not limited to the specific implementations disclosed below.
Referring to fig. 1, fig. 1 is a flowchart of a method for server load balancing network card device expansion according to an embodiment of the present invention.
A specific embodiment of the present invention provides a method for server load balancing network card device expansion, including:
s11: and checking the slave network card name used by the load balancing of the bond network card equipment under the operating system of the target server, wherein the network card name is eth0, eth1 and the like.
S12: and determining the corresponding relation between the slave network card name and the SysFSBus ID.
In this embodiment, determining the corresponding relationship between the slave network card name and the SysFSBus ID includes: checking PCI equipment information corresponding to the slave network card through a preset command under an operating system; and determining the corresponding relation between the slave network card name and the SysFSBus ID through the PCI equipment information corresponding to the slave network card.
Wherein, looking up the PCI device information corresponding to the slave network card through a preset command under the operating system comprises: and checking PCI equipment information corresponding to the slave network card through a command lspci-v or hwinnfo under the operating system. Installing hwinfo tool is needed for redhatLinux in server.
S13: and inquiring a preset network card identification rule file in the operating system, and backing up.
In an embodiment of the present invention, querying a preset network card identification rule file in an operating system, and backing up the file includes: inquiring the network card identification rule 70-persistent-net.rule in the/etc/udev/rule.d file of the operating system, and backing up.
S14: newly creating a network card identification rule file, and adding an identification rule of 'SysFSBusID' by KERNELS.
In an embodiment of the present invention, creating a new network card identification rule file, and adding an identification rule with kernells ═ sysfsbus id ", includes: a 70-persistence-net rule file is newly built, and an identification rule of KERNELS (KERNELS ═ SysFSBusID) is added; the identification rule of "SysFSBusID" includes: susbsystem ═ net ═ ACTION ═ add ═ and driver ═ ads? "krnells ═ 0000:00:19.0", ATTR { dev _ id } ═ 0x0", ATTR { type } ═ 1", krnell ═ eth ″, NAME ═ eth0", substsytem ═ net", ACTION ═ add ", driver ═ is ═ net? The method includes the steps of "krnells ═ 0000:00:19.1", ATTR { dev _ id } ═ 0x0", ATTR { type } ═ 1", krnell ═ eth ═ and NAME ═ eth1", wherein eth0 and eth1 are two leave network card NAMEs used for load balancing of bond network card devices under the operating system of the checked target server.
It should be noted that, corresponding identification is performed according to the name of the network card, and in this embodiment, the name of the network card is only described as an example including eth0 and eth1, and other names of network cards may be added, and the identification principle is similar to that described above.
S15: and stopping the target server, and inserting a newly added network card into the target server.
S16: and checking the PCIslot where the newly added network card is located under the operating system, and recording corresponding SysFSBusID information.
S17: and setting the network port name of the newly added network card in the newly created network card identification rule file. In an embodiment of the present invention, setting a port name of a newly added network card in a newly created network card identification rule file includes:
setting network port names eth2 and eth3 of newly added network cards in a newly-created 70-persistent-net. The identification of the port name of each newly added network card includes:
SUBSYSTEM＝＝"net"，ACTION＝＝"add"，DRIVERS＝＝"？*"，KERNELS＝＝"0000:00:18.0"，ATTR{dev_id}＝＝"0x0"，ATTR{type}＝＝"1"，KERNEL＝＝"eth*"，NAME＝"eth2"SUBSYSTEM＝＝"net"，ACTION＝＝"add"，DRIVERS＝＝"？*"，KERNELS＝＝"0000:00:18.1"，ATTR{dev_id}＝＝"0x0"，ATTR{type}＝＝"1"KERNEL＝＝"eth*"，NAME＝"eth3"。
it should be noted that, for the identification of the port name of each newly added network card, the present embodiment is described only by taking the example that the name of the newly added network card includes eth2 and eth3, and other network card names may be added, and the identification principle is similar to that described above.
S18: and adding a new slave network port script in a network card configuration script directory of the target server.
S19: and adding a corresponding slave port name in the network card bond device script of the target server.
S110: and restarting the network to enable the bond equipment of the target server to take effect, and performing maintenance operation.
Through the scheme, the identification rule of the network card is adjusted, so that when the network card is expanded, operation and maintenance personnel are guided to accurately position the network card equipment and quickly add new network card equipment in load balancing configuration, the maintenance cost of an enterprise IT is reduced, the situations that a service system cannot be accessed and the network bandwidth is reduced on the contrary due to the fact that a server system breaks down after the network card is added can be avoided, meanwhile, the operation and maintenance risks of the enterprise IT system are reduced, the network card bandwidth of the server can be effectively increased, the shutdown maintenance time of the server is reduced, and the shutdown maintenance time of the enterprise IT system is reduced.
Further, in an embodiment of the present invention, before checking a name of a slave network card used by load balancing of a bond network card device under an operating system of a target server, the method further includes: carrying out server load balancing network card equipment expansion environment detection in advance; judging whether the extended environment reaches a preset index or not; if yes, executing the following steps: and checking the slave network card name used by the bond network card equipment load balancing under the operating system of the target server.
Wherein, carry out server load balancing network card equipment extension environment detection in advance, include: detecting whether the power supply of a target server is normal or not in advance; detecting whether the network card load balancing operation of the target server is normal or not in advance; and detecting whether the new network card is normal in advance.
Before network card expansion, preparation of an expansion environment is preferably made, preset indexes include that power supply of equipment is normal, network card load balance operation is normal, and prepared new network card equipment is normal and has no fault. And the high availability of the network card expansion is further ensured.
The method for server load balancing network card device expansion provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (6)
1. A method for server load balancing network card device expansion is characterized by comprising the following steps:
checking the slave network card name used by the bond network card equipment load balance under the operating system of the target server;
determining the corresponding relation between the slave network card name and the SysFSBus ID;
inquiring a preset network card identification rule file in the operating system, and backing up;
newly establishing the network card identification rule file, and adding an identification rule of 'SysFSBusID' by KERNELS;
stopping the target server, and inserting a newly-added network card into the target server;
checking the PCIslot where the newly added network card is located under the operating system, and recording corresponding SysFSBusID information;
setting the network interface name of the newly added network card in the newly built network card identification rule file;
adding a new slave network port script in a network card configuration script directory of the target server;
adding a corresponding slave port name in the network card bond device script of the target server;
restarting the network to enable the bond equipment of the target server to take effect, and performing maintenance operation;
before the checking the slave network card name used by the load balancing of the bond network card device under the operating system of the target server, the method further includes:
carrying out server load balancing network card equipment expansion environment detection in advance;
judging whether the extended environment reaches a preset index or not;
if yes, executing the following steps: checking the slave network card name used by the bond network card equipment load balance under the operating system of the target server;
the querying a preset network card identification rule file in the operating system and backing up the file comprise:
and inquiring a network card identification rule 70-persistent-net.rule in an/etc/udev/rule.d file of the operating system for backup.
2. The method according to claim 1, wherein the determining the correspondence between the slave network card name and the SysFSBus ID comprises:
checking PCI equipment information corresponding to the slave network card through a preset command under the operating system;
and determining the corresponding relation between the slave network card name and the SysFSBus ID through the PCI equipment information corresponding to the slave network card.
3. The method according to claim 2, wherein the viewing PCI device information corresponding to the slave network card through a preset command under the operating system includes:
and checking PCI equipment information corresponding to the slave network card through a command lspci-v or hwinnfo under the operating system.
4. The method according to claim 3, wherein said creating the network card identification rule file and adding an identification rule with KERNELS ═ SysFSBusID comprises:
a 70-persistence-net rule file is newly built, and an identification rule of KERNELS (KERNELS ═ SysFSBusID) is added;
the identification rule of "SysFSBusID" includes: susbsystem ═ net ═ ACTION ═ add ═ and driver ═ ads? "krnells ═ 0000:00:19.0", ATTR { dev _ id } ═ 0x0", ATTR { type } ═ 1", krnell ═ eth ″, NAME ═ eth0", substsytem ═ net", ACTION ═ add ", driver ═ is ═ net? "krnells ═ 0000:00:19.1", ATTR { dev _ id } ═ 0x0", ATTR { type } ═ 1", krnell ═ eth ═ and NAME ═ eth1"
The eth0 and eth1 are two slave network card names used for load balancing of the bond network card device under the checked operating system of the target server.
5. The method according to claim 4, wherein the setting of the port name of the newly added network card in the newly created network card identification rule file comprises:
setting internet port names eth2 and eth3 of the newly added network card in the newly built 70-persistent-net.
The identification of the port name of each newly added network card comprises the following steps: susbsystem ═ net ═ ACTION ═ add ═ and driver ═ ads? "krnells ═ 0000:00:18.0", ATTR { dev _ id } ═ 0x0", ATTR { type } ═ 1", krnell ═ eth ″, NAME ═ eth2", substsytem ═ net", ACTION ═ add ", driver ═ is ═ net? "krnells ═ 0000:00:18.1", ATTR { dev _ id } ═ 0x0", ATTR { type } ═ 1" krnell ═ eth ═ and NAME ═ eth3 ".
6. The method according to claim 1, wherein the performing in advance the server load balancing network card device expansion environment detection comprises:
detecting whether the power supply of a power supply of the target server is normal in advance;
detecting whether the network card load balancing operation of the target server is normal or not in advance;
and detecting whether the new network card is normal in advance.
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| CN109639476B (en) * | 2018-12-06 | 2022-02-18 | 郑州云海信息技术有限公司 | Method and device for acquiring information of network card equipment of server |
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