Siva is looking into this and will update you with his progress. Thanks! On Mon, Dec 14, 2015 at 00:10, Michi Henning <[email protected]> wrote:
> Could you fix node13 as a matter of urgency please? It’s been damn near > impossible for us to merge anything because we keep falling over the broken > builder. > > Thanks! > > Michi. > > > On 14 Dec 2015, at 11:41 , James Henstridge < > [email protected]> wrote: > > On 14 December 2015 at 09:26, Michi Henning <[email protected]> > wrote: > > > On 12 Dec 2015, at 18:17 , James Henstridge < > [email protected]> > wrote: > > So, looking at the xvfb-run man page, it sends the X server logs to > /dev/null by default: > > -e file, --error-file=file > Store output from xauth and Xvfb in file. The default > is > /dev/null. > > We should adjust the test to do something useful with those logs (e.g. > print them out if the test fails). Presumably the cause of the test > failure will be obvious once we can see that. > > > Did that. Here is what comes out: > > 8: Test command: > > /tmp/buildd/thumbnailer-2.3+16.04.20151102.2bzr314pkg0vivid283/tests/qml/run_test.sh > > "/tmp/buildd/thumbnailer-2.3+16.04.20151102.2bzr314pkg0vivid283/obj-arm-linux-gnueabihf/stderr.log" > > "/tmp/buildd/thumbnailer-2.3+16.04.20151102.2bzr314pkg0vivid283/obj-arm-linux-gnueabihf/plugins" > 8: Test timeout computed to be: 1500 > 8: QXcbConnection: Could not connect to display :109 > 8: Aborted > 8: _XSERVTransSocketUNIXCreateListener: ...SocketCreateListener() failed > 8: _XSERVTransMakeAllCOTSServerListeners: server already running > 8: (EE) > 8: Fatal server error: > 8: (EE) Cannot establish any listening sockets - Make sure an X server > isn't > already running(EE) > 8: _XSERVTransSocketUNIXCreateListener: ...SocketCreateListener() failed > 8: _XSERVTransMakeAllCOTSServerListeners: server already running > 8: (EE) > > > Here's the relevant code from xvfb-run script: > > SERVERNUM=99 > > # Find a free server number by looking at .X*-lock files in /tmp. > find_free_servernum() { > # Sadly, the "local" keyword is not POSIX. Leave the next line > commented in > # the hope Debian Policy eventually changes to allow it in /bin/sh > scripts > # anyway. > #local i > > i=$SERVERNUM > while [ -f /tmp/.X$i-lock ]; do > i=$(($i + 1)) > done > echo $i > } > > > So to get these results, there must have been /tmp/.X99-lock to > /tmp/.X108-lock files on the system, and the /tmp/.X11-unix/X109 > socket either existed or couldn't be created due to permission issues. > > The code looks like it could be prone to race conditions if other jobs > were trying to start of Xvfb servers at the same time, but that > wouldn't explain the repeated failures. It seems more likely that > some previous test run (or multiple runs) has left garbage behind > under /tmp. > > James. > > > -- > Mailing list: https://launchpad.net/~canonical-ci-engineering > Post to : [email protected] > Unsubscribe : https://launchpad.net/~canonical-ci-engineering > More help : https://help.launchpad.net/ListHelp >
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