Date: Fri, 13 Apr 2012 21:27:02 GMT From: Ryan Stone <rstone@FreeBSD.org> To: freebsd-gnats-submit@FreeBSD.org Subject: kern/166918: USDT probes not cleaned up when process exits uncleanly Message-ID: <201204132127.q3DLR2L6060145@red.freebsd.org> Resent-Message-ID: <201204132130.q3DLUB67055580@freefall.freebsd.org>
next in thread | raw e-mail | index | archive | help
>Number: 166918 >Category: kern >Synopsis: USDT probes not cleaned up when process exits uncleanly >Confidential: no >Severity: non-critical >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Fri Apr 13 21:30:11 UTC 2012 >Closed-Date: >Last-Modified: >Originator: Ryan Stone >Release: 8.3-RELEASE >Organization: >Environment: >Description: I was playing with the USDT example on the wiki: http://wiki.freebsd.org/DTrace/userland I ended up having to kill -9 some of the db instances, and I ended up in the following state: (module-1:wheel)# dtrace -l | grep database 32081 database25896 db main query-done 32082 database25896 db main query-start 32083 database28195 db main query-done 32084 database28195 db main query-start 32085 database39041 db main query-done 32086 database39041 db main query-start (module-1:wheel)# kill 25896 28195 39041 -bash: kill: (25896) - No such process -bash: kill: (28195) - No such process -bash: kill: (39041) - No such process I would suspect that 25896 et al. were test invocations that were crashed by dtrace(1). >How-To-Repeat: >Fix: >Release-Note: >Audit-Trail: >Unformatted:
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201204132127.q3DLR2L6060145>