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From: Edward Tomasz Napierala <trasz@FreeBSD.org>
To: Perforce Change Reviews <perforce@freebsd.org>
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Subject: PERFORCE change 188695 for review
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http://p4web.freebsd.org/@@188695?ac=10

Change 188695 by trasz@trasz_victim on 2011/02/10 20:52:13

	Simplify.

Affected files ...

.. //depot/projects/soc2009/trasz_limits/usr.bin/jailstat/jailstat.sh#4 edit

Differences ...

==== //depot/projects/soc2009/trasz_limits/usr.bin/jailstat/jailstat.sh#4 (text+ko) ====

@@ -70,9 +70,8 @@
 n=0
 while :; do
 	if [ "`basename $0`" = "jailstat" ]; then
-		jails="`ps ax -o jid= | sort -u | sed 1d`"
 		printf "JID\t%%CPU\tLIMIT\tRSS\tLIMIT\tVMEM\tLIMIT\tSWAP\tLIMIT\n"
-		for jail in $jails; do
+		jls jid | while read jail; do 
 			# Put resource=value pairs into environment variables.
 			eval `rctl $hflag -u j:$jail`
 
@@ -85,9 +84,8 @@
 		done
 
 	else
-		users="`ps ax -o user= | sort -u`"
 		printf "USER\t%%CPU\tLIMIT\tRSS\tLIMIT\tVMEM\tLIMIT\tSWAP\tLIMIT\n"
-		for user in $users; do
+		ps ax -o user= | sort -u | while read user; do
 			# Put resource=value pairs into environment variables.
 			eval `rctl $hflag -u u:$user`