[[email protected] ~]# wget -O- http://soft.wellphp.com/scripts/install_bbr_centos.sh | bash
--2020-09-26 13:57:01-- http://soft.wellphp.com/scripts/install_bbr_centos.sh
Resolving soft.wellphp.com (soft.wellphp.com)... 31.193.141.202Connecting to soft.wellphp.com (soft.wellphp.com)|31.193.141.202|:80... connected.
HTTP request sent, awaiting response...302Moved Temporarily
Location: https://soft.wellphp.com/scripts/install_bbr_centos.sh [following]
--2020-09-26 13:57:02-- https://soft.wellphp.com/scripts/install_bbr_centos.sh
Connecting to soft.wellphp.com (soft.wellphp.com)|31.193.141.202|:443... connected.
HTTP request sent, awaiting response...200OK
Length:2106 (2.1K) [application/octet-stream]
Saving to: ‘STDOUT’100%[===============================================================================================================>] 2,106 --.-K/s in0s2020-09-26 13:57:03 (73.7 MB/s) - written to stdout [2106/2106]
Now I will replace the system kernel to4.9.13-1...
Start installinggrep: /usr/share/dracut/modules.d/90kernel-modules/installkernel: No such fileor directory
Retrieving http://soft.wellphp.com/kernels/x86_64/kernel-ml-4.9.13-1.el7.centos.x86_64.rpm
Preparing... ################################# [100%]
Updating/installing...1:kernel-ml-4.9.13-1.el7.centos ################################# [100%]
Checkingifthe installtion is ok
Loaded plugins: fastestmirror
Determining fastest mirrors
epel/x86_64/metalink | 19 kB 00:00:00
*base: mirrors.radwebhosting.com*epel: d2lzkl7pfhq30w.cloudfront.net*extras: repos.lax.layerhost.com*updates: mirror.hostduplex.com
base| 3.6 kB 00:00:00epel| 4.7 kB 00:00:00extras| 2.9 kB 00:00:00updates| 2.9 kB 00:00:00(1/7): base/7/x86_64/group_gz | 153 kB 00:00:02epel/x86_64/updateinfo FAILED
http://mirror.kinamo.be/epel/7/x86_64/repodata/f5ee0dd805d88716cb58f3ae3c0331aeb37f345cffcd8384eba3dd253cef71ce-updateinfo.xml.bz2: [Errno 14] HTTP Error 404 - Not Found
Trying other mirror.
To address this issue please refer to the below wiki article
https://wiki.centos.org/yum-errors
If above article doesn't help to resolve this issue please use https://bugs.centos.org/.
(2/7): extras/7/x86_64/primary_db | 206 kB 00:00:01(3/7): epel/x86_64/group_gz | 95 kB 00:00:03(4/7): epel/x86_64/updateinfo | 1.0 MB 00:00:01(5/7): updates/7/x86_64/primary_db | 4.5 MB 00:00:04(6/7): epel/x86_64/primary_db | 6.9 MB 00:00:09(7/7): base/7/x86_64/primary_db | 6.1 MB 00:00:10Resolving Dependencies-->Running transaction check---> Package grub2-tools.x86_64 1:2.02-0.76.el7.centos.1will be updated--> Processing Dependency: grub2-tools = 1:2.02-0.76.el7.centos.1 for package: 1:grub2-pc-2.02-0.76.el7.centos.1.x86_64--> Processing Dependency: grub2-tools = 1:2.02-0.76.el7.centos.1 for package: 1:grub2-tools-extra-2.02-0.76.el7.centos.1.x86_64---> Package grub2-tools.x86_64 1:2.02-0.86.el7.centos will be an update--> Processing Dependency: grub2-tools-minimal = 1:2.02-0.86.el7.centos for package: 1:grub2-tools-2.02-0.86.el7.centos.x86_64--> Processing Dependency: grub2-common = 1:2.02-0.86.el7.centos for package: 1:grub2-tools-2.02-0.86.el7.centos.x86_64-->Running transaction check---> Package grub2-common.noarch 1:2.02-0.76.el7.centos.1will be updated--> Processing Dependency: grub2-common = 1:2.02-0.76.el7.centos.1 for package: 1:grub2-pc-modules-2.02-0.76.el7.centos.1.noarch---> Package grub2-common.noarch 1:2.02-0.86.el7.centos will be an update---> Package grub2-pc.x86_64 1:2.02-0.76.el7.centos.1will be updated--> Processing Dependency: grub2-pc = 1:2.02-0.76.el7.centos.1 for package: 1:grub2-2.02-0.76.el7.centos.1.x86_64---> Package grub2-pc.x86_64 1:2.02-0.86.el7.centos will be an update---> Package grub2-tools-extra.x86_64 1:2.02-0.76.el7.centos.1will be updated---> Package grub2-tools-extra.x86_64 1:2.02-0.86.el7.centos will be an update---> Package grub2-tools-minimal.x86_64 1:2.02-0.76.el7.centos.1will be updated---> Package grub2-tools-minimal.x86_64 1:2.02-0.86.el7.centos will be an update-->Running transaction check---> Package grub2.x86_64 1:2.02-0.76.el7.centos.1will be updated---> Package grub2.x86_64 1:2.02-0.86.el7.centos will be an update---> Package grub2-pc-modules.noarch 1:2.02-0.76.el7.centos.1will be updated---> Package grub2-pc-modules.noarch 1:2.02-0.86.el7.centos will be an update-->Finished Dependency Resolution
Dependencies Resolved=========================================================================================================================================================Package Arch Version Repository Size=========================================================================================================================================================Updating:
grub2-tools x86_64 1:2.02-0.86.el7.centos updates 1.8M
Updatingfordependencies:
grub2 x86_641:2.02-0.86.el7.centos updates 32k
grub2-common noarch 1:2.02-0.86.el7.centos updates 729k
grub2-pc x86_64 1:2.02-0.86.el7.centos updates 32k
grub2-pc-modules noarch 1:2.02-0.86.el7.centos updates 850k
grub2-tools-extra x86_64 1:2.02-0.86.el7.centos updates 1.0M
grub2-tools-minimal x86_64 1:2.02-0.86.el7.centos updates 174k
Transaction Summary=========================================================================================================================================================Upgrade1 Package (+6Dependent packages)
Total download size:4.5M
Downloading packages:
Delta RPMs disabled because/usr/bin/applydeltarpm not installed.
(1/7): grub2-2.02-0.86.el7.centos.x86_64.rpm | 32 kB 00:00:01(2/7): grub2-pc-2.02-0.86.el7.centos.x86_64.rpm | 32 kB 00:00:02(3/7): grub2-tools-extra-2.02-0.86.el7.centos.x86_64.rpm | 1.0 MB 00:00:01(4/7): grub2-common-2.02-0.86.el7.centos.noarch.rpm | 729 kB 00:00:03(5/7): grub2-pc-modules-2.02-0.86.el7.centos.noarch.rpm | 850 kB 00:00:03(6/7): grub2-tools-2.02-0.86.el7.centos.x86_64.rpm | 1.8 MB 00:00:03(7/7): grub2-tools-minimal-2.02-0.86.el7.centos.x86_64.rpm | 174 kB 00:00:02
---------------------------------------------------------------------------------------------------------------------------------------------------------Total1.0 MB/s | 4.5 MB 00:00:04Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
Warning: RPMDB altered outside ofyum.
Updating :1:grub2-common-2.02-0.86.el7.centos.noarch 1/14Updating :1:grub2-tools-minimal-2.02-0.86.el7.centos.x86_64 2/14Updating :1:grub2-tools-2.02-0.86.el7.centos.x86_64 3/14Updating :1:grub2-tools-extra-2.02-0.86.el7.centos.x86_64 4/14Updating :1:grub2-pc-modules-2.02-0.86.el7.centos.noarch 5/14Updating :1:grub2-pc-2.02-0.86.el7.centos.x86_64 6/14Updating :1:grub2-2.02-0.86.el7.centos.x86_64 7/14Cleanup :1:grub2-2.02-0.76.el7.centos.1.x86_64 8/14Cleanup :1:grub2-pc-2.02-0.76.el7.centos.1.x86_64 9/14Cleanup :1:grub2-tools-extra-2.02-0.76.el7.centos.1.x86_64 10/14Cleanup :1:grub2-pc-modules-2.02-0.76.el7.centos.1.noarch 11/14Cleanup :1:grub2-tools-2.02-0.76.el7.centos.1.x86_64 12/14Cleanup :1:grub2-tools-minimal-2.02-0.76.el7.centos.1.x86_64 13/14Cleanup :1:grub2-common-2.02-0.76.el7.centos.1.noarch 14/14Verifying :1:grub2-tools-minimal-2.02-0.86.el7.centos.x86_64 1/14Verifying :1:grub2-pc-2.02-0.86.el7.centos.x86_64 2/14Verifying :1:grub2-common-2.02-0.86.el7.centos.noarch 3/14Verifying :1:grub2-tools-extra-2.02-0.86.el7.centos.x86_64 4/14Verifying :1:grub2-tools-2.02-0.86.el7.centos.x86_64 5/14Verifying :1:grub2-2.02-0.86.el7.centos.x86_64 6/14Verifying :1:grub2-pc-modules-2.02-0.86.el7.centos.noarch 7/14Verifying :1:grub2-tools-extra-2.02-0.76.el7.centos.1.x86_64 8/14Verifying :1:grub2-common-2.02-0.76.el7.centos.1.noarch 9/14Verifying :1:grub2-tools-2.02-0.76.el7.centos.1.x86_64 10/14Verifying :1:grub2-2.02-0.76.el7.centos.1.x86_64 11/14Verifying :1:grub2-pc-modules-2.02-0.76.el7.centos.1.noarch 12/14Verifying :1:grub2-tools-minimal-2.02-0.76.el7.centos.1.x86_64 13/14Verifying :1:grub2-pc-2.02-0.76.el7.centos.1.x86_64 14/14Updated:
grub2-tools.x86_64 1:2.02-0.86.el7.centos
Dependency Updated:
grub2.x86_641:2.02-0.86.el7.centos grub2-common.noarch 1:2.02-0.86.el7.centos grub2-pc.x86_64 1:2.02-0.86.el7.centos
grub2-pc-modules.noarch 1:2.02-0.86.el7.centos grub2-tools-extra.x86_64 1:2.02-0.86.el7.centos grub2-tools-minimal.x86_64 1:2.02-0.86.el7.centos
Complete!Installation is completed, now you can reboot the system.
You should check BBR after the rebooting using command:
sysctl-a|grep congestion_control