Analysis of NAS storage mount failures
1. In Rancher’s volume, add: /webtv:/data. as shown in Figure 1
Figure 1
2. Check the log of the container, and report an error: log_name: unbound variable. as shown in Figure 2
Figure 2
2020/8/3 下午4:40:16/config/init/cronlog.sh: line 5: LOG_NAME: unbound variable
2020/8/3 下午4:40:19sh: warning: setlocale: LC_ALL: cannot change locale (en_US.UTF-8)
2020/8/3 下午4:40:19bash: warning: setlocale: LC_ALL: cannot change locale (en_US.UTF-8)
2020/8/3 下午4:40:19/bin/sh: warning: setlocale: LC_ALL: cannot change locale (en_US.UTF-8)
3. Enter the container and view the directory list under /data, which does not meet the expectations. Not mounted successfully. as shown in Figure 3
Figure 3
[root@955ea658d009 data]# ls -l
total 24
drwxr-xr-x 2 root root 4096 Apr 29 15:27 cmclogs
drwx--x--x 2 root root 4096 Jun 28 11:31 conf
drwxr-xr-x 2 root root 4096 Apr 21 16:13 log-static
drwx--x--x 2 root root 4096 Jun 28 11:31 logs
drwx--x--x 2 root root 4096 Jun 28 11:31 run
drwxr-xr-x 6 root root 4096 Jun 28 12:42 wangjie
4. In Rancher’s scheduling, add scheduling rules. as shown in Figure 4
Figure 4
5. After upgrading again, enter the container and view the directory list under /data, which is in line with expectations. The NAS storage mount is successful. as shown in Figure 5
Figure 5
[root@08dfcc44c6e2 /]# cd /data/
[root@08dfcc44c6e2 data]# ls -l
total 3485844
drwxr-xr-x 2 root root 6 Sep 6 2019 96
drwxr-xr-x 3 4294967294 4294967294 24 Apr 10 2019 BSAudit
drwxr-xr-x 3 root root 26 Jul 9 2019 ForPublic
drwxr-xr-x 4 root root 30 Dec 26 2018 SRS
-rw-r--r-- 1 root root 14107659 May 14 10:08 catalina.out.2020-05-14.log
drwxrwxrwx 3 nginx nginx 93 Jun 15 13:50 cmclogs
drwx--x--x 2 root root 6 Jun 28 11:30 conf
drwxr-xr-x 3 root root 20 Apr 10 2019 console
drwxrwxrwx 12 root root 139 Apr 10 2019 content
drwxr-xr-x 4 root root 47 Aug 13 2019 editor
drwxr-xr-x 3 root root 123 May 13 2019 elastic
drwxrwxrwx 3 root root 26 Feb 28 15:53 esdata
drwxrwxrwx 3 root root 26 Feb 28 16:02 esdatadev
drwxrwxrwx 3 root root 26 Jul 22 16:02 esdatadev2
drwxr-xr-x 2 root root 19 Jul 8 2019 ffmpeg
-rw------- 1 root root 3167531079 May 7 2019 gc.hprof
-rw-r--r-- 1 root root 387737048 May 7 2019 gc.tar.gz
-rw-r--r-- 1 root root 664 Apr 10 2019 header.txt
-rw-r--r-- 1 root root 1195 Jun 19 2019 hua-qiyun-6803fac4-b7c0-4fea-a44b-332e171e95d5-v5.json
drwxr-xr-x 2 root root 4096 Aug 3 00:00 log-cms
drwxr-xr-x 2 nginx nginx 4096 Aug 3 14:23 log-static
drwx--x--x 6 root root 16384 Aug 3 16:57 logs
drwxrwxrwx 2 root root 6 Jun 8 13:34 media
drwxr-xr-x 4 root root 48 Jul 29 2019 models
drwxrwxrwx 3 root root 17 Dec 11 2018 ms3
drwxr-xr-x 47 systemd-bus-proxy input 4096 Mar 25 23:40 mysql
drwxrwxrwx 4 root root 35 Dec 11 2018 nas-tmp
-rw-r--r-- 1 root root 40956 Oct 29 2019 output.mp3
drwxr-xr-x 6 root root 67 Mar 6 10:50 pgc
drwxr-xr-x 3 root root 25 Dec 13 2019 pic
-rw-r--r-- 1 root root 9 Apr 10 2019 requestBodyParams.txt
-rw-r--r-- 1 root root 573 Apr 10 2019 requestRowBody.txt
drwx--x--x 2 root root 6 Jun 28 11:30 run
drwxr-xr-x 8 root root 4096 Mar 16 16:42 shift
drwxr-xr-x 14 root root 4096 Mar 17 04:00 shiftdev
drwxr-xr-x 8 root root 106 May 15 21:09 site
-rw-r--r-- 1 root root 3178 Jun 14 2019 spiderLogo.png
drwxrwxrwx 6 systemd-bus-proxy input 155 Jun 19 15:34 sqldev
drwxrwxrwx 4 root root 41 Jun 8 13:37 trans
drwxr-xr-x 8 nginx nginx 4096 Jun 28 13:28 version_sql
drwxr-xr-x 3 root root 25 Dec 13 2019 video
drwxr-xr-x 2 root root 6 Nov 27 2019 vidoe
drwxrwxrwx 36 root root 4096 Jul 31 11:33 wangjie
drwxrwxrwx 18 root root 4096 Jul 31 18:32 wangjiebase
drwxrwxrwx 17 root root 4096 Jul 3 17:14 wangjiedev
drwxrwxr-x 10 root root 102 Apr 11 2019 wangjieweb
drwxrwxrwx 4 root root 33 Mar 29 2019 wangjiewjweb
drwxr-xr-x 3 root root 20 May 20 2019 webtv
drwxr-xr-x 3 root root 20 Jan 31 2019 wjdev
drwxr-xr-x 4 root root 34 Mar 18 2019 wpdt
drwxrwxrwx 6 root root 54 Apr 9 2019 xContent
drwxrwxrwx 5 root root 58 Jul 3 16:49 xcontent
drwxrwxrwx 3 root root 17 Apr 10 2019 xtrimmer
drwxrwxrwx 7 root root 140 Jul 21 15:19 zqtest
6. Analysis of the differences before and after adding scheduling rules. Before adding, its host is: lb. After adding, its host is: wjdev02. As shown in Figure 6, Figure 7
Figure 6
Figure 7
7. Check the hosts: LB, WJDEV02 storage, /WebTV does not exist on LB, and /WebTV exists on WJDEV02. Figure 8, Figure 9
8
Figure 9
