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9 Commits

Author SHA1 Message Date
Daniel P. Berrange
548563956e Allow stack traces to be included with log messages 
Sometimes it is useful to see the callpath for log messages.
This change enhances the log filter syntax so that stack traces
can be show by setting '1:+NAME' instead of '1:NAME'.

This results in output like:

2012-05-09 14:18:45.136+0000: 13314: debug : virInitialize:414 : register drivers
/home/berrange/src/virt/libvirt/src/.libs/libvirt.so.0(virInitialize+0xd6)[0x7f89188ebe86]
/home/berrange/src/virt/libvirt/tools/.libs/lt-virsh[0x431921]
/lib64/libc.so.6(__libc_start_main+0xf5)[0x3a21e21735]
/home/berrange/src/virt/libvirt/tools/.libs/lt-virsh[0x40a279]

2012-05-09 14:18:45.136+0000: 13314: debug : virRegisterDriver:775 : driver=0x7f8918d02760 name=Test
/home/berrange/src/virt/libvirt/src/.libs/libvirt.so.0(virRegisterDriver+0x6b)[0x7f89188ec717]
/home/berrange/src/virt/libvirt/src/.libs/libvirt.so.0(+0x11b3ad)[0x7f891891e3ad]
/home/berrange/src/virt/libvirt/src/.libs/libvirt.so.0(virInitialize+0xf3)[0x7f89188ebea3]
/home/berrange/src/virt/libvirt/tools/.libs/lt-virsh[0x431921]
/lib64/libc.so.6(__libc_start_main+0xf5)[0x3a21e21735]
/home/berrange/src/virt/libvirt/tools/.libs/lt-virsh[0x40a279]

* docs/logging.html.in: Document new syntax
* configure.ac: Check for execinfo.h
* src/util/logging.c, src/util/logging.h: Add support for
  stack traces
* tests/testutils.c: Adapt to API change

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
 2012-05-15 17:01:40 +01:00
Eric Blake
98deac7dcc docs: fix usage example on setting log levels 
Reported by Michael S. Tsirkin.

* docs/logging.html.in (log_examples): Use correct libvirtd.conf
syntax.
 2012-03-12 15:34:55 -06:00
Eric Blake
b5ec89d955 docs: correct invalid xml 
* docs/internals.html.in: Fix xml errors.
* docs/formatstorageencryption.html.in: Likewise.
* docs/drvesx.html.in: Likewise.
* docs/archnetwork.html.in: Likewise.
* docs/logging.html.in: Likewise.
* docs/drvvmware.html.in: Likewise.
* docs/api.html.in: Likewise.
* docs/formatnwfilter.html.in: Likewise.
* docs/formatdomain.html.in: Likewise.
* docs/windows.html.in: Likewise.
 2011-04-01 16:03:11 -06:00
Daniel Veillard
08ddbe61f6 Improve logging documentation including the debug buffer 
* docs/logging.html.in: document the fact that starting from
  0.9.0 the server logs goes to libvirtd.log instead of syslog
  by default, describe the debug buffer, restructure the page
  and add a couple more examples
 2011-03-18 10:06:31 +08:00
Eric Blake
50f6b66b18 docs: grammar cleanups on logging examples 
* docs/logging.html.in: Fix spelling and grammar.
 2010-09-23 11:14:23 -06:00
Dan Kenigsberg
d5739ab56a docs: add 3 missing spaces 2010-02-21 14:56:23 +01:00
Amy Griffis
7534be6fbc Update logging documentation 
* docs/logging.html[.in] try to include a little more description about
  the corner cases, things someone might get hung up on on.
 2009-08-06 15:58:38 +02:00
Daniel Veillard
2a004db6c7 Various logging cleanups in code and doc 
* docs/logging.html[.in] qemud/libvirtd.conf qemud/qemud.c
  src/logging.[ch]: cleanup the logging code and docs to remove
  all references to log level 0, cleanup hardcoded values and add
  a default VIR_LOG_DEFAULT value, patch by Amy Griffis
daniel
 2009-07-01 11:21:15 +00:00
Daniel Veillard
e03a902735 * docs/logging.html docs/logging.html.in: new page documenting 
the logging system
* docs/auth.html docs/deployment.html docs/remote.html
  docs/sitemap.html docs/sitemap.html.in docs/uri.html
  docs/windows.html: integration in the existing set
Daniel
 2008-12-23 13:47:10 +00:00