两款超好用的K8S实时日志查看工具分享

编号

命令行参数

对应含义解析

1

-n

指定命名空间的名称

2

-c

指定多容器 Pod 中的容器具体名称

3

-k

将输出的日志内容进行着色显示

4

-b

是否使用 line-buffered 特性，默认为 false 状态

5

-l

标签过滤器，用于忽略 Pod 名称

6

-t

指定 Kubeconfig 文件中的 Context 内容

7

-s

指定返回一个相对时间之后的日志；例如 5s/2m/3h，默认是 10s

flag

default

purpose

--all-namespaces, -A

false

If present, tail across all namespaces. A specific namespace is ignored even if specified with --namespace.

--color

auto

Force set color output. 'auto': colorize if tty attached, 'always': always colorize, 'never': never colorize.

--completion

Output stern command-line completion code for the specified shell. Can be 'bash', 'zsh' or 'fish'.

--config

~/.config/stern/config.yaml

Path to the stern config file

--container, -c

.*

Container name when multiple containers in pod. (regular expression)

--container-state

all

Tail containers with state in running, waiting, terminated, or all. 'all' matches all container states. To specify multiple states, repeat this or set comma-separated value.

--context

The name of the kubeconfig context to use

--ephemeral-containers

true

Include or exclude ephemeral containers.

--exclude, -e

[]

Log lines to exclude. (regular expression)

--exclude-container, -E

[]

Container name to exclude when multiple containers in pod. (regular expression)

--exclude-pod

[]

Pod name to exclude. (regular expression)

--field-selector

Selector (field query) to filter on. If present, default to ".*" for the pod-query.

--highlight, -H

[]

Log lines to highlight. (regular expression)

--include, -i

[]

Log lines to include. (regular expression)

--init-containers

true

Include or exclude init containers.

--kubeconfig

Path to the kubeconfig file to use for CLI requests.

--max-log-requests

-1

Maximum number of concurrent logs to request. Defaults to 50, but 5 when specifying --no-follow

--namespace, -n

Kubernetes namespace to use. Default to namespace configured in kubernetes context. To specify multiple namespaces, repeat this or set comma-separated value.

--no-follow

false

Exit when all logs have been shown.

--node

Node name to filter on.

--only-log-lines

false

Print only log lines

--output, -o

default

Specify predefined template. Currently support: [default, raw, json, extjson, ppextjson]

--prompt, -p

false

Toggle interactive prompt for selecting 'app.kubernetes.io/instance' label values.

--selector, -l

Selector (label query) to filter on. If present, default to ".*" for the pod-query.

--show-hidden-options

false

Print a list of hidden options.

--since, -s

48h0m0s

Return logs newer than a relative duration like 5s, 2m, or 3h.

--tail

-1

The number of lines from the end of the logs to show. Defaults to -1, showing all logs.

--template

Template to use for log lines, leave empty to use --output flag.

--template-file, -T

Path to template to use for log lines, leave empty to use --output flag. It overrides --template option.

--timestamps, -t

Print timestamps with the specified format. One of 'default' or 'short'. If specified but without value, 'default' is used.

--timezone

Local

Set timestamps to specific timezone.

--verbosity

0

Number of the log level verbosity

--version, -v

false

Print the version and exit.