Author Marc.Abramowitz
Recipients Garen, Marc.Abramowitz, belopolsky, benjamin.peterson, danchr, dhduvall, dmalcolm, eric.snow, fche, glyph, hazmat, jbaker, jcea, jmcp, laca, lasizoillo, loewis, mjw, movement, neologix, pitrou, pjenvey, rhettinger, robert.kern, ronaldoussoren, scox, serverhorror, sirg3, techtonik, twleung, wsanchez
Date 2012-02-28.19:33:43
SpamBayes Score 1.33845e-07
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Message-id <1330457624.45.0.563825244583.issue13405@psf.upfronthosting.co.za>
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Content
[marca@freebsd9-0 ~]$ /home/marca/custom/bin/python
Python 2.7.2+ (dtrace-issue13405_2.7:e612f29478e3+, Feb 27 2012, 20:37:22) 
[GCC 4.2.1 20070831 patched [FreeBSD]] on freebsd9
Type "help", "copyright", "credits" or "license" for more information.
>>> 
[marca@freebsd9-0 ~]$ sudo dtrace -n 'pid$target:python::entry' -c /home/marca/custom/bin/python
Python 2.7.2+ (dtrace-issue13405_2.7:e612f29478e3+, Feb 27 2012, 20:37:22) 
[GCC 4.2.1 20070831 patched [FreeBSD]] on freebsd9
Type "help", "copyright", "credits" or "license" for more information.
>>> import os
>>> os.getpid()
2541
>>> 
dtrace: failed to control pid 2541: process exited with status 0


[marca@freebsd9-0 ~]$ ps auxww | grep python
marca       2546   0.0  2.3  27452   5668   1  S+    3:29AM   0:00.02 /home/marca/custom/bin/python
[marca@freebsd9-0 ~]$ sudo dtrace -n 'pid2546:python::entry'
[marca@freebsd9-0 ~]$ ps auxww | grep python
marca       2552   0.0  0.5  16460   1244   0  S+    3:29AM   0:00.00 grep python

In the above case, the python proces (pid 2546) died with:

>>> Killed: 9

Why would DTrace kill -9 the program it's tracing?
History
Date User Action Args
2012-02-28 19:33:44Marc.Abramowitzsetrecipients: + Marc.Abramowitz, loewis, rhettinger, jcea, ronaldoussoren, belopolsky, pitrou, wsanchez, movement, techtonik, pjenvey, benjamin.peterson, serverhorror, glyph, laca, twleung, jbaker, robert.kern, sirg3, danchr, dhduvall, dmalcolm, mjw, Garen, neologix, lasizoillo, fche, hazmat, eric.snow, jmcp, scox
2012-02-28 19:33:44Marc.Abramowitzsetmessageid: <1330457624.45.0.563825244583.issue13405@psf.upfronthosting.co.za>
2012-02-28 19:33:43Marc.Abramowitzlinkissue13405 messages
2012-02-28 19:33:43Marc.Abramowitzcreate