diff --git a/roles/deploy/tasks/main.yml b/roles/deploy/tasks/main.yml
index 5f93f0d..e50115e 100644
--- a/roles/deploy/tasks/main.yml
+++ b/roles/deploy/tasks/main.yml
@@ -119,6 +119,7 @@
     copy: src=~/.ssh/{{ item }} dest=~/.ssh/{{ item }} mode=0600
     with_items:
     - id_rsa
+    - id_rsa.pub
     - known_hosts
   run_once: true
   when: "ansible_env['SSH_CLIENT'].split(' ')[0] != inventory_hostname"
diff --git a/roles/docker/tasks/main.yml b/roles/docker/tasks/main.yml
index 19d8033..4f78a96 100644
--- a/roles/docker/tasks/main.yml
+++ b/roles/docker/tasks/main.yml
@@ -96,4 +96,5 @@
     # 配置 docker 命令软链接，方便单独安装 docker
     - name: 配置 docker 命令软链接
       file: src={{ bin_dir }}/docker dest=/usr/bin/docker state=link
+      ignore_errors: true
   when: "'kubeasz' not in install_info.stdout"
diff --git a/roles/prepare/tasks/centos.yml b/roles/prepare/tasks/centos.yml
index 96b170f..2b67818 100644
--- a/roles/prepare/tasks/centos.yml
+++ b/roles/prepare/tasks/centos.yml
@@ -32,3 +32,14 @@
     dest: /etc/selinux/config
     regexp: "^SELINUX="
     line: "SELINUX=disabled"
+
+# 优化设置 journal 日志相关，避免日志重复搜集，浪费系统资源
+- name: 禁止rsyslog获取journald日志
+  lineinfile:
+    dest: /etc/rsyslog.conf
+    state: present
+    regexp: 'ModLoad imjournal'
+    line: '#$ModLoad imjournal # provides access to the systemd journal'
+
+- name: 重启rsyslog服务
+  service: name=rsyslog state=restarted
diff --git a/roles/prepare/tasks/common.yml b/roles/prepare/tasks/common.yml
index bbc452b..108e4c8 100644
--- a/roles/prepare/tasks/common.yml
+++ b/roles/prepare/tasks/common.yml
@@ -42,16 +42,3 @@
 
 - name: 把SCTP列入内核模块黑名单
   copy: src=sctp.conf dest=/etc/modprobe.d/sctp.conf
-
-# 优化设置 journal 日志相关
-- name: 准备 journal 日志相关目录
-  file: name={{ item }} state=directory
-  with_items:
-  - "/etc/systemd/journald.conf.d"
-  - "/var/log/journal"
-
-- name: 优化设置 journal 日志
-  template: src=95-k8s-journald.conf.j2 dest=/etc/systemd/journald.conf.d/95-k8s-journald.conf
-
-- name: 重启 journald 服务
-  service: name=systemd-journald state=restarted
diff --git a/roles/prepare/tasks/debian.yml b/roles/prepare/tasks/debian.yml
index 0e55bc1..913aaee 100644
--- a/roles/prepare/tasks/debian.yml
+++ b/roles/prepare/tasks/debian.yml
@@ -28,3 +28,16 @@
     dest: /etc/profile
     regexp: "ulimit -SHn"
     line: "ulimit -SHn 65535"
+
+# 优化设置 journal 日志相关，避免日志重复搜集，浪费系统资源
+- name: 准备 journal 日志相关目录
+  file: name={{ item }} state=directory
+  with_items:
+  - "/etc/systemd/journald.conf.d"
+  - "/var/log/journal"
+
+- name: 优化设置 journal 日志
+  template: src=95-k8s-journald.conf.j2 dest=/etc/systemd/journald.conf.d/95-k8s-journald.conf
+
+- name: 重启 journald 服务
+  service: name=systemd-journald state=restarted