Shulou(Shulou.com)06/01 Report--

Experimental environment

Hostnam

IP address

Redis port partition

Remarks

Node171

172.20.20.171

16001,16002

Node172

172.20.20.172

16001,16002

Node173

172.20.20.173

16001,16002

Software version

Operating system: CentOS X64 7.3

Redis version: 5.0.5

Common basic configuration

All three are operated, there is no special description here, all are root operations.

1. Turn off the firewall

Systemctl stop firewalld.service

Setenforce 0

Sed-I's setting SELINUXFORCING'/ etc/selinux/config

two。 Configure Hostnam

Cat > > / etc/hosts > > Performing hash slots allocation on 6 nodes...

Master [0]-> Slots 0-5460

Master [1]-> Slots 5461-10922

Master [2]-> Slots 10923-16383

Adding replica 172.20.20.172:16002 to 172.20.20.171:16001

Adding replica 172.20.20.173:16002 to 172.20.20.172:16001

Adding replica 172.20.20.171:16002 to 172.20.20.173:16001

M: a9ab7a12884d505efcf066fcc3aae74c2b3f101d 172.20.20.171:16001

Slots: [0-5460] (5461 slots) master

S: 81d1b25ae1ea85421bd4abb2be094c258026c505 172.20.20.171:16002

Replicates 04d9c29ef2569b1fc8abd9594d64fca33e4ad4f2

M: 761348a0107f5b009cabc22c214e39578d0aa707 172.20.20.172:16001

Slots: [5461-10922] (5462 slots) master

S: 6dec89e63a48a9a9f393011a698a0bda21b70f1e 172.20.20.172:16002

Replicates a9ab7a12884d505efcf066fcc3aae74c2b3f101d

M: 04d9c29ef2569b1fc8abd9594d64fca33e4ad4f2 172.20.20.173:16001

Slots: [10923-16383] (5461 slots) master

S: 14e79155f78065e4518e00cd5bd057336b17e3a7 172.20.20.173:16002

Replicates 761348a0107f5b009cabc22c214e39578d0aa707

Can I set the above configuration? (type 'yes' to accept): yes # enter yes

> Nodes configuration updated

> Assign a different config epoch to each node

> Sending CLUSTER MEET messages to join the cluster

Waiting for the cluster to join

.

> Performing Cluster Check (using node 172.20.20.171purl 16001)

M: a9ab7a12884d505efcf066fcc3aae74c2b3f101d 172.20.20.171:16001

Slots: [0-5460] (5461 slots) master

1 additional replica (s)

S: 81d1b25ae1ea85421bd4abb2be094c258026c505 172.20.20.171:16002

Slots: (0 slots) slave

Replicates 04d9c29ef2569b1fc8abd9594d64fca33e4ad4f2

M: 761348a0107f5b009cabc22c214e39578d0aa707 172.20.20.172:16001

Slots: [5461-10922] (5462 slots) master

1 additional replica (s)

S: 14e79155f78065e4518e00cd5bd057336b17e3a7 172.20.20.173:16002

Slots: (0 slots) slave

Replicates 761348a0107f5b009cabc22c214e39578d0aa707

S: 6dec89e63a48a9a9f393011a698a0bda21b70f1e 172.20.20.172:16002

Slots: (0 slots) slave

Replicates a9ab7a12884d505efcf066fcc3aae74c2b3f101d

M: 04d9c29ef2569b1fc8abd9594d64fca33e4ad4f2 172.20.20.173:16001

Slots: [10923-16383] (5461 slots) master

1 additional replica (s)

[OK] All nodes agree about slots configuration.

> Check for open slots...

> Check slots coverage...

[OK] All 16384 slots covered.

Verification test

[root@node172 conf] # / opt/redis/bin/redis-cli-h 172.20.20.172-p 16001

172.20.20.172purl 16001 > cluster nodes

04d9c29ef2569b1fc8abd9594d64fca33e4ad4f2 172.20.20.173 connected 16001mm 26001 master-0 1563967987854 5 connected 10923-16383

A9ab7a12884d505efcf066fcc3aae74c2b3f101d 172.20.20.171 connected 16001mm 26001 master-0 1563967985839 1 connected 0-5460

81d1b25ae1ea85421bd4abb2be094c258026c505 172.20.20.171 connected 16002mm 26002 slave 04d9c29ef2569b1fc8abd9594d64fca33e4ad4f2 0 1563967983822 5

6dec89e63a48a9a9f393011a698a0bda21b70f1e 172.20.20.172 connected 16002mm 26002 slave a9ab7a12884d505efcf066fcc3aae74c2b3f101d 0 1563967988858

14e79155f78065e4518e00cd5bd057336b17e3a7 172.20.20.173 connected 16002mm 26002 slave 761348a0107f5b009cabc22c214e39578d0aa707 0 1563967986847 6

761348a0107f5b009cabc22c214e39578d0aa707 172.20.20.172 761348a0107f5b009cabc22c214e39578d0aa707 16001mm 26001 myself,master-0 1563967986000 3 connected 5461-10922

172.20.20.172 16001 > set name "Mr.Zhang"

OK

172.20.20.172purl 16001 > get name

"Mr.Zhang"

Redis cluster startup script

All three sets are configured.

Cat > > / opt/redis/bin/start-all.sh

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