Date: Wed, 21 Jan 2009 11:06:43 +0000 (GMT) From: Robert Watson <rwatson@FreeBSD.org> To: Danny Braniss <danny@cs.huji.ac.il> Cc: freebsd-hackers@freebsd.org Subject: Re: ps acting weird? Message-ID: <alpine.BSF.2.00.0901211105180.13974@fledge.watson.org> In-Reply-To: <E1LPZXb-000N4U-V6@kabab.cs.huji.ac.il> References: <E1LPGw2-0008Ja-OX@kabab.cs.huji.ac.il> <alpine.BSF.2.00.0901201544450.74507@fledge.watson.org> <E1LPZXb-000N4U-V6@kabab.cs.huji.ac.il>
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On Wed, 21 Jan 2009, Danny Braniss wrote:
> thanks Robert, it is always educational to read your answers!
>
> i have set kern.ps_arg_cache_limit, as you suggested to 4k, but i think 512
> would have been enough (excluding those pathological cases of 'command *')
> btw, this tomcat/java command line was 312 (why not use a config file!).
>
> which brings on another issue:
>
> ps -o command= -p 777
> /usr/local/diablo-jdk1.6.0/bin/java -Djava.endorsed.dirs= -classpath [...]
> while
> ps -o comm= -p 777
> java
ps distinguishes "comm", which is the binary name as stored in the process
structure's p_comm field, and the command line, which is p_args. From the
ps(1) man page:
KEYWORDS
The following is a complete list of the available keywords and their
meanings. Several of them have aliases (keywords which are synonyms).
...
comm command
command command and arguments
Robert N M Watson
Computer Laboratory
University of Cambridge
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