ubuntu启动程序报错：multipathd[651]: sda: add missing path

Apr 25 06:47:19 ubuntu multipathd[730]: sdb: add missing path
Apr 25 06:47:19 ubuntu multipathd[730]: sdb: failed to get udev uid: Invalid argument
Apr 25 06:47:19 ubuntu multipathd[730]: sdb: failed to get sysfs uid: Invalid argument
Apr 25 06:47:19 ubuntu multipathd[730]: sdb: failed to get sgio uid: No such file or directory
Apr 25 06:47:23 ubuntu multipathd[730]: sda: add missing path
Apr 25 06:47:23 ubuntu multipathd[730]: sda: failed to get udev uid: Invalid argument
Apr 25 06:47:23 ubuntu multipathd[730]: sda: failed to get sysfs uid: Invalid argument
Apr 25 06:47:23 ubuntu multipathd[730]: sda: failed to get sgio uid: No such file or directory

解决方案：

修改 /etc/multipath.conf 文件，将驱动类型加入黑名单。

下面代码红色的部分：

vim /etc/multipath.conf

defaults {
    user_friendly_names yes
}
blacklist {
    devnode "^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*"
    devnode "^sd[a-z]?[0-9]*"
}

保存重启