14.做了磁盘多路劲绑定
[root@oak0 tmp]# multipath -ll
SSD_E0_S22_2181088020 (35000cca08200c314) dm-11 HGST ,HBCAC2DH4SUN800G
size=745G features='0' hwhandler='0' wp=rw
`-+- policy='service-time 0' prio=1 status=active
|- 1:0:7:0 sdj 8:144 active ready running
`- 10:0:7:0 sds 65:32 active ready running
SSD_E0_S20_2181087984 (35000cca08200c2f0) dm-9 HGST ,HBCAC2DH4SUN800G
size=745G features='0' hwhandler='0' wp=rw
`-+- policy='service-time 0' prio=1 status=active
|- 1:0:5:0 sdh 8:112 active ready running
`- 10:0:5:0 sdq 65:0 active ready running
SSD_E0_S01_2348927716 (35000cca08c01cae4) dm-5 HGST ,HBCAC2DH2SUN3.2T
size=2.9T features='0' hwhandler='0' wp=rw
`-+- policy='service-time 0' prio=1 status=active
|- 1:0:1:0 sdd 8:48 active ready running
`- 10:0:1:0 sdm 8:192 active ready running
SSD_E0_S23_2181084636 (35000cca08200b5dc) dm-12 HGST ,HBCAC2DH4SUN800G
size=745G features='0' hwhandler='0' wp=rw
`-+- policy='service-time 0' prio=1 status=active
|- 1:0:8:0 sdk 8:160 active ready running
`- 10:0:8:0 sdt 65:48 active ready running
SSD_E0_S03_2348914256 (35000cca08c019650) dm-7 HGST ,HBCAC2DH2SUN3.2T
size=2.9T features='0' hwhandler='0' wp=rw
`-+- policy='service-time 0' prio=1 status=active
|- 1:0:3:0 sdf 8:80 active ready running
`- 10:0:3:0 sdo 8:224 active ready running
SSD_E0_S04_2348920060 (35000cca08c01acfc) dm-8 HGST ,HBCAC2DH2SUN3.2T
size=2.9T features='0' hwhandler='0' wp=rw
`-+- policy='service-time 0' prio=1 status=active
|- 1:0:4:0 sdg 8:96 active ready running
`- 10:0:4:0 sdp 8:240 active ready running
SSD_E0_S00_2348929460 (35000cca08c01d1b4) dm-4 HGST ,HBCAC2DH2SUN3.2T
size=2.9T features='0' hwhandler='0' wp=rw
`-+- policy='service-time 0' prio=1 status=active
|- 1:0:0:0 sdc 8:32 active ready running
`- 10:0:0:0 sdl 8:176 active ready running
SSD_E0_S02_2348930656 (35000cca08c01d660) dm-6 HGST ,HBCAC2DH2SUN3.2T
size=2.9T features='0' hwhandler='0' wp=rw
`-+- policy='service-time 0' prio=1 status=active
|- 1:0:2:0 sde 8:64 active ready running
`- 10:0:2:0 sdn 8:208 active ready running
SSD_E0_S21_2181088872 (35000cca08200c668) dm-10 HGST ,HBCAC2DH4SUN800G
size=745G features='0' hwhandler='0' wp=rw
`-+- policy='service-time 0' prio=1 status=active
|- 1:0:6:0 sdi 8:128 active ready running
`- 10:0:6:0 sdr 65:16 active ready running
Jul 01 21:29:24 | multipath device maps are present, but 'multipathd' service is not running
Jul 01 21:29:24 | IO failover/failback will not work without 'multipathd' service running
15.用了网卡绑定,但没有用 NetworkManager
[root@oak0 tmp]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
2: em2: <NO-CARRIER,BROADCAST,MULTICAST,SLAVE,UP> mtu 1500 qdisc mq master btbond1 state DOWN group default qlen 1000
link/ether 00:10:e0:d8:34:35 brd ff:ff:ff:ff:ff:ff
3: em3: <BROADCAST,MULTICAST,SLAVE,UP,LOWER_UP> mtu 1500 qdisc mq master btbond1 state UP group default qlen 1000
link/ether 00:10:e0:d8:34:35 brd ff:ff:ff:ff:ff:ff
4: p1p1: <BROADCAST,MULTICAST,SLAVE,UP,LOWER_UP> mtu 9000 qdisc mq master icbond0 state UP group default qlen 1000
link/ether 00:0a:f7:ce:32:00 brd ff:ff:ff:ff:ff:ff
5: p1p2: <BROADCAST,MULTICAST,SLAVE,UP,LOWER_UP> mtu 9000 qdisc mq master icbond0 state UP group default qlen 1000
link/ether 00:0a:f7:ce:32:00 brd ff:ff:ff:ff:ff:ff
6: em1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000
link/ether 00:10:e0:d8:34:34 brd ff:ff:ff:ff:ff:ff
7: bond0: <BROADCAST,MULTICAST,MASTER> mtu 1500 qdisc noop state DOWN group default qlen 1000
link/ether 36:aa:69:68:a8:be brd ff:ff:ff:ff:ff:ff
8: btbond1: <BROADCAST,MULTICAST,MASTER,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
link/ether 00:10:e0:d8:34:35 brd ff:ff:ff:ff:ff:ff
inet 192.168.1.26/24 brd 192.168.1.255 scope global btbond1
valid_lft forever preferred_lft forever
inet 192.168.1.28/24 brd 192.168.1.255 scope global secondary btbond1:1
valid_lft forever preferred_lft forever
9: icbond0: <BROADCAST,MULTICAST,MASTER,UP,LOWER_UP> mtu 9000 qdisc noqueue state UP group default qlen 1000
link/ether 00:0a:f7:ce:32:00 brd ff:ff:ff:ff:ff:ff
inet 192.168.16.24/24 brd 192.168.16.255 scope global icbond0
valid_lft forever preferred_lft forever
10: virbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default qlen 1000
link/ether 52:54:00:5e:da:d3 brd ff:ff:ff:ff:ff:ff
inet 192.168.122.1/24 brd 192.168.122.255 scope global virbr0
valid_lft forever preferred_lft forever
11: virbr0-nic: <BROADCAST,MULTICAST> mtu 1500 qdisc pfifo_fast master virbr0 state DOWN group default qlen 1000
link/ether 52:54:00:5e:da:d3 brd ff:ff:ff:ff:ff:ff
[root@oak0 tmp]# nmcli con
NAME UUID TYPE DEVICE
virbr0 7aeb57f6-67bf-4b0b-98b4-64bd0c19a326 bridge virbr0
|