bash-4.2# cd ..
bash-4.2# ls
bin dev home lib64 mnt opt root sbin sys tmp var
boot etc lib media mydata proc run srv tiger usr
bash-4.2# cd usr
bash-4.2# ls
bin etc games include lib lib64 libexec local sbin share src tmp
bash-4.2# ls lib
alsa games java-1.8.0 kernel rpm
binfmt.d gcc java-ext locale sse2
cpp gems jvm modprobe.d sysctl.d
crda grub jvm-commmon modules systemd
cups hsqldb jvm-exports modules-load.d tmpfiles.d
debug inkscape jvm-private mozilla tuned
dracut java kbd NetworkManager udev
firewalld java-1.5.0 kde3 os-release x86_64-redhat-linux6E
firmware java-1.6.0 kde4 polkit-1 yum-plugins
fontconfig java-1.7.0 kdump python2.7
bash-4.2# cd local/
bash-4.2# ls
bin etc games include lib lib64 libexec redis sbin share src
bash-4.2# cd redis
bash-4.2# ls
dump.rdb redis-cli redis.conf redis-server
bash-4.2# ./redis-server
5686:C 08 Oct 2021 10:35:04.777 # oO0OoO0OoO0Oo Redis is starting oO0OoO0OoO0Oo
5686:C 08 Oct 2021 10:35:04.777 # Redis version=6.2.5, bits=64, commit=00000000, modified=0, pid=5686, just started
5686:C 08 Oct 2021 10:35:04.777 # Warning: no config file specified, using the default config. In order to specify a config file use ./redis-server /path/to/redis.conf
5686:M 08 Oct 2021 10:35:04.778 * Increased maximum number of open files to 10032 (it was originally set to 1024).
5686:M 08 Oct 2021 10:35:04.778 * monotonic clock: POSIX clock_gettime
_._
_.-``__ ''-._
_.-`` `. `_. ''-._ Redis 6.2.5 (00000000/0) 64 bit
.-`` .-```. ```\/ _.,_ ''-._
( ' , .-` | `, ) Running in standalone mode
|`-._`-...-` __...-.``-._|'` _.-'| Port: 6379
| `-._ `._ / _.-' | PID: 5686
`-._ `-._ `-./ _.-' _.-'
|`-._`-._ `-.__.-' _.-'_.-'|
| `-._`-._ _.-'_.-' | https://redis.io
`-._ `-._`-.__.-'_.-' _.-'
|`-._`-._ `-.__.-' _.-'_.-'|
| `-._`-._ _.-'_.-' |
`-._ `-._`-.__.-'_.-' _.-'
`-._ `-.__.-' _.-'
`-._ _.-'
`-.__.-'
5686:M 08 Oct 2021 10:35:04.779 # WARNING: The TCP backlog setting of 511 cannot be enforced because /proc/sys/net/core/somaxconn is set to the lower value of 128.
5686:M 08 Oct 2021 10:35:04.779 # Server initialized
5686:M 08 Oct 2021 10:35:04.779 # WARNING overcommit_memory is set to 0! Background save may fail under low memory condition. To fix this issue add 'vm.overcommit_memory = 1' to /etc/sysctl.conf and then reboot or run the command 'sysctl vm.overcommit_memory=1' for this to take effect.
5686:M 08 Oct 2021 10:35:04.780 * Loading RDB produced by version 6.2.5
5686:M 08 Oct 2021 10:35:04.780 * RDB age 1903491 seconds
5686:M 08 Oct 2021 10:35:04.780 * RDB memory usage when created 0.78 Mb
5686:M 08 Oct 2021 10:35:04.781 * DB loaded from disk: 0.001 seconds
5686:M 08 Oct 2021 10:35:04.781 * Ready to accept connections
如果报错： Warning: Could not create server TCP listening socket *:6379: bind: Address already in use
则：
bash-4.2# ./redis-server
15160:C 08 Oct 2021 20:53:42.496 # oO0OoO0OoO0Oo Redis is starting oO0OoO0OoO0Oo
15160:C 08 Oct 2021 20:53:42.496 # Redis version=6.2.5, bits=64, commit=00000000, modified=0, pid=15160, just started
15160:C 08 Oct 2021 20:53:42.496 # Warning: no config file specified, using the default config. In order to specify a config file use ./redis-server /path/to/redis.conf
15160:M 08 Oct 2021 20:53:42.497 * Increased maximum number of open files to 10032 (it was originally set to 1024).
15160:M 08 Oct 2021 20:53:42.497 * monotonic clock: POSIX clock_gettime
15160:M 08 Oct 2021 20:53:42.497 # Warning: Could not create server TCP listening socket *:6379: bind: Address already in use
15160:M 08 Oct 2021 20:53:42.497 # Failed listening on port 6379 (TCP), aborting.
bash-4.2# ps -ef | grep redis
root 5686 1 0 10:45 ? 00:01:00 ./redis-server *:6379
root 15183 15110 0 20:54 pts/1 00:00:00 grep redis
bash-4.2# kill -5686 3086
bash: kill: 5686: 无效的信号声明
bash-4.2# kill -9 5086
bash: kill: (5086) - 没有那个进程
bash-4.2# kill -9 5686
bash-4.2# ./redis-server
15202:C 08 Oct 2021 20:55:56.647 # oO0OoO0OoO0Oo Redis is starting oO0OoO0OoO0Oo
15202:C 08 Oct 2021 20:55:56.647 # Redis version=6.2.5, bits=64, commit=00000000, modified=0, pid=15202, just started
15202:C 08 Oct 2021 20:55:56.647 # Warning: no config file specified, using the default config. In order to specify a config file use ./redis-server /path/to/redis.conf
15202:M 08 Oct 2021 20:55:56.648 * Increased maximum number of open files to 10032 (it was originally set to 1024).
15202:M 08 Oct 2021 20:55:56.648 * monotonic clock: POSIX clock_gettime
_._
_.-``__ ''-._
_.-`` `. `_. ''-._ Redis 6.2.5 (00000000/0) 64 bit
.-`` .-```. ```\/ _.,_ ''-._
( ' , .-` | `, ) Running in standalone mode
|`-._`-...-` __...-.``-._|'` _.-'| Port: 6379
| `-._ `._ / _.-' | PID: 15202
`-._ `-._ `-./ _.-' _.-'
|`-._`-._ `-.__.-' _.-'_.-'|
| `-._`-._ _.-'_.-' | https://redis.io
`-._ `-._`-.__.-'_.-' _.-'
|`-._`-._ `-.__.-' _.-'_.-'|
| `-._`-._ _.-'_.-' |
`-._ `-._`-.__.-'_.-' _.-'
`-._ `-.__.-' _.-'
`-._ _.-'
`-.__.-'
15202:M 08 Oct 2021 20:55:56.649 # WARNING: The TCP backlog setting of 511 cannot be enforced because /proc/sys/net/core/somaxconn is set to the lower value of 128.
15202:M 08 Oct 2021 20:55:56.649 # Server initialized
15202:M 08 Oct 2021 20:55:56.649 # WARNING overcommit_memory is set to 0! Background save may fail under low memory condition. To fix this issue add 'vm.overcommit_memory = 1' to /etc/sysctl.conf and then reboot or run the command 'sysctl vm.overcommit_memory=1' for this to take effect.
15202:M 08 Oct 2021 20:55:56.651 * Loading RDB produced by version 6.2.5
15202:M 08 Oct 2021 20:55:56.652 * RDB age 33651 seconds
15202:M 08 Oct 2021 20:55:56.652 * RDB memory usage when created 1.45 Mb
15202:M 08 Oct 2021 20:55:56.653 * DB loaded from disk: 0.002 seconds
15202:M 08 Oct 2021 20:55:56.653 * Ready to accept connections
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