SYSTEMD-CAT

NAME
SYNOPSIS
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NAME

systemd-cat - éåç³»ç»æ¥å¿ç管é

SYNOPSIS

	systemd-cat [OPTIONS...] [COMMAND] [ARGUMENTS...]
	systemd-cat [OPTIONS...]

æè¿°

systemd-cat å¯ä»¥å°æ åè¾å¥éå®åå°ç³»ç»æ¥å¿ä¸ï¼ ä¹å¯ä»¥å°è¿ç¨çæ åè¾åºä¸æ åé误éå®åå°ç³»ç»æ¥å¿ä¸ï¼ è¿å¯ä»¥ç¨ä½ç®¡éè¿æ»¤å¨ï¼ å°æè·çå¶ä»è¿ç¨çæ åè¾åºéå®åå°ç³»ç»æ¥å¿ä¸ã

å¦ææªæå®ä»»ä½ [COMMAND] åæ°ï¼é£ä¹ systemd-cat å°ä¼æå®ä»æ åè¾å¥è¯»åå°çææå容 éå®åå°ç³»ç»æ¥å¿ä¸ã

å¦æä¼ éäº [COMMAND] åæ°ï¼ é£ä¹å°ä¼æ [COMMAND] è¿ç¨çæ åè¾åºä¸æ åé误éå®åå°ç³»ç»æ¥å¿ä¸ã

é项

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-h, --help

æ¾ç¤ºç®çç帮å©ä¿¡æ¯å¹¶éåºã

--version

æ¾ç¤ºç®çççæ¬ä¿¡æ¯å¹¶éåºã

-t, --identifier=

设置ä¸ä¸ªçåç¬¦ä¸²ï¼ ç¨ä½æ¥å¿çæ¥æºæ å¿ã é»è®¤å¼æ¯"unknown"ã

-p, --priority=

æå®æ¥å¿æ¶æ¯çé»è®¤æ¥å¿ç级ã å¯è®¾ä¸º "emerg", "alert", "crit", "err", "warning", "notice", "info", "debug" ä¹ä¸ï¼ æèä¸ä¸è¿°æ¥å¿ç- 级对åºç 0 å° 7 ä¹é´çæ´æ°ã è¯¦è§ syslog(3) æåã é»è®¤å¼æ¯ "info" ç- 级ã 注æï¼æ¤é项ä»è®¾ç½®é»è®¤çæ¥å¿ççº§ï¼ éè¿å¼å¯ --level-prefix= éé¡¹ï¼ æäºç¹å®çè¡å¯ä»¥ä½¿ç¨ä¸åçæ¥å¿ç级ã

--level-prefix=

æ¯å¦è§£æä¼ ç»ç syslog æ¥å¿ç级åç¼ã å¿é¡»æå®ä¸ºä¸ä¸ªå¸å°å¼ã é»è®¤å¼"yes"表示éµå®ä¼ ç»ç syslog æ¥å¿ç级åç¼ä¹ æ¯ã ä¾å¦ï¼ä¸æ¡ä»¥ "<5>" å¼å¤´çæ¥å¿ 表示å¶æ¥å¿ç级为 5("notice")ã å¶ä»ä»¥æ¤ç±»æ¨ã

éåºç¶æ

è¿åå¼ä¸º 0 表示æåï¼ éé¶è¿åå¼è¡¨ç¤ºå¤±è´¥ä»£ç ã

ä¾å

Example 1. è°ç¨ä¸ä¸ªç¨åº

è°ç¨ /bin/ls ç¨åºï¼å¹¶å°å¶æ åè¾åºä¸æ åé误éå®åå°ç³»ç»æ¥å¿ä¸ã

# systemd-cat ls

Example 2. ç¨ä½ä¸ä¸ªç®¡é

æ¥æ¶ /bin/ls çæ åè¾åºï¼ 并å°å¶éå®åå°ç³»ç»æ¥å¿ä¸ã

# ls | systemd-cat

è½ç¶ä¸è¿°ä¸¤ä¸ªä¾åçæç»ææå·®ä¸å¤ï¼ ä½æ¯é¦é使ç¨åä¸ç§æ¹æ³ï¼å ä¸ºåä¸æ¶é´ä»éè¦è¿è¡ä¸ä¸ªè¿ç¨ï¼ 并ä¸å¯ä»¥åæ¶æè· stdout ä¸ stderr çåå®¹ï¼ è第äºç§æ¹æ³åªè½æè· stdout çå容ã

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systemd(1), systemctl(1), logger(1)

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æ¬é¡µé¢ä¸æçç±ä¸æ man æå页计åæä¾ã

ç¿»è¯äººåï¼éæ¥å½
éæ¥å½ä½åéï¼http://www.jinbuguo.com
ä¸æ man æå页计åï¼https://github.com/man-pages-zh/manpages-zh

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