centos安装bcc

一、升级内核

# 升级系统
yum update -y

# 安装ELRepo
rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
rpm -Uvh https://www.elrepo.org/elrepo-release-7.0-3.el7.elrepo.noarch.rpm

# 安装新内核
yum remove -y kernel-headers kernel-tools kernel-tools-libs
yum --enablerepo="elrepo-kernel" install -y kernel-ml kernel-ml-devel kernel-ml-headers kernel-ml-tools kernel-ml-tools-libs kernel-ml-tools-libs-devel

# 更新Grub后重启
grub2-mkconfig -o /boot/grub2/grub.cfg
grub2-set-default 0
reboot

# 重启后确认内核版本已升级为4.20.0-1.el7.elrepo.x86_64
uname -r

二、安装bcc

# 安装bcc-tools
yum install -y bcc-tools

# 配置PATH路径
export PATH=$PATH:/usr/share/bcc/tools

# 验证安装成功
cachestat