Useful Commands/System Status: Difference between revisions
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{| class="wikitable" | {| class="wikitable" | ||
! | ! Purpose || Command | ||
|- | |||
| Get Ubuntu version || | |||
<syntaxhighlight lang="bash"> | |||
lsb_release -a | |||
</syntaxhighlight> | |||
|- | |- | ||
| 觀察 CPU 使用狀態，每個 core 數據分開 || | | 觀察 CPU 使用狀態，每個 core 數據分開 || | ||
Revision as of 03:53, 22 July 2026
| Purpose | Command |
|---|---|
| Get Ubuntu version |
lsb_release -a
|
| 觀察 CPU 使用狀態，每個 core 數據分開 |
vmstat -P 1 # FreeBSD
mpstat -P ALL 1 # Linux
|
| 取得 SNMP v3 資訊 (認證與傳輸都加密) |
snmpwalk -v 3 -l authPriv -u ${USERNAME} \
-a SHA -A ${PASSWORD} \ # 密碼加密方式與密碼 (摘要演算法)
-x AES -X random123 \ # 傳輸加密方式與密鑰 (對稱加密演算法)
${HOST} \
${OID}
|
| 取得 SNMP v2 資訊 |
snmpwalk -v2c -cpublic 192.168.93.172 system
|