Useful Commands/System Status - Revision history

Tacoball at 03:56, 22 July 2026

2026-07-22T03:56:00Z

← Older revision		Revision as of 03:56, 22 July 2026
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	</syntaxhighlight>		</syntaxhighlight>
	\|-		\|-
	\| 觀察 CPU ~~使用狀態，每個~~ core ~~數據分開~~ \|\|		\| Cet CPU usage by core. \|\|
	<syntaxhighlight lang="bash">		<syntaxhighlight lang="bash">
	vmstat -P 1 # FreeBSD		vmstat -P 1 # FreeBSD
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	</syntaxhighlight>		</syntaxhighlight>
	\|-		\|-
	\| 取得 SNMP v3 ~~資訊<br/>(認證與傳輸都加密)~~ \|\|		\| Get info of SNMP v3 with encryption \|\|
	<syntaxhighlight lang="bash">		<syntaxhighlight lang="bash">
	snmpwalk -v 3 -l authPriv -u ${USERNAME} \		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)~~		-a SHA -A ${PASSWORD} \ # hash
	-x AES -X random123 \ # ~~傳輸加密方式與密鑰 (對稱加密演算法)~~		-x AES -X random123 \ # cipher
	${HOST} \		${HOST} \
	${OID}		${OID}
	</syntaxhighlight>		</syntaxhighlight>
	[http://www.alvestrand.no/objectid/top.html OID ~~查詢系統~~]		[http://www.alvestrand.no/objectid/top.html OID Query]
	\|-		\|-
	\| 取得 SNMP v2 資訊 \|\|		\| Get info of SNMP v2 \|\|
	<syntaxhighlight lang="bash">		<syntaxhighlight lang="bash">
	snmpwalk -v2c -cpublic 192.168.93.172 system		snmpwalk -v2c -cpublic 192.168.93.172 system
	</syntaxhighlight>		</syntaxhighlight>
	\|}		\|}

2026-07-22T03:53:37Z

2025-04-03T20:23:56Z

← Older revision		Revision as of 20:23, 3 April 2025
Line 3:		Line 3:
	\|-		\|-
	\| 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 \|\|
	<~~source~~ lang="bash">		<syntaxhighlight lang="bash">
	vmstat -P 1 # FreeBSD		vmstat -P 1 # FreeBSD
	mpstat -P ALL 1 # Linux		mpstat -P ALL 1 # Linux
	</~~source~~>		</syntaxhighlight>
	\|-		\|-
	\| 取得 SNMP v3 資訊<br/>(認證與傳輸都加密) \|\|		\| 取得 SNMP v3 資訊<br/>(認證與傳輸都加密) \|\|
	<~~source~~ lang="bash">		<syntaxhighlight lang="bash">
	snmpwalk -v 3 -l authPriv -u ${USERNAME} \		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)		-a SHA -A ${PASSWORD} \ # 密碼加密方式與密碼 (摘要演算法)
Line 15:		Line 15:
	${HOST} \		${HOST} \
	${OID}		${OID}
	</~~source~~>		</syntaxhighlight>
	[http://www.alvestrand.no/objectid/top.html OID 查詢系統]		[http://www.alvestrand.no/objectid/top.html OID 查詢系統]
	\|-		\|-
	\| 取得 SNMP v2 資訊 \|\|		\| 取得 SNMP v2 資訊 \|\|
	<~~source~~ lang="bash">		<syntaxhighlight lang="bash">
	snmpwalk -v2c -cpublic 192.168.93.172 system		snmpwalk -v2c -cpublic 192.168.93.172 system
	</~~source~~>		</syntaxhighlight>
	\|}		\|}