Comment 97 for bug 1480877

Silo 26 is now complete.

On Mon, Nov 23, 2015 at 4:47 PM, Thomas Voß <email address hidden> wrote:
> Quick update on silo 26: I'm rebuilding location-service to account
> for a recent landing.
> The one blocking issue is mediascanner2, which requires a rebuild,
> too. It is however enabled for dual-landing
> to both vivid and xenial, and we cannot easily do a vivid+o landing
> with it right now. I'm working on the resolving that issue,
> but it will likely take a day or two to complete.
>
> On Mon, Nov 23, 2015 at 3:49 PM, Michael Terry
> <email address hidden> wrote:
>> I tested silo 26 + libqt5network5 from Tony's PPA and did my normal
>> routine of walking out of range of my home network.
>>
>> It seems much better. dbus-daemon CPU usage is down (only ~30% for a
>> few seconds after initial switch to 3G and ~15% during scans after).
>>
>> But more importantly, stuttering is much better. Only a couple tiny
>> stutters on initial switch. And none during scans. I'm +100 on trying
>> to land this.
>>
>> (My test was on a relatively-recently-rebooted phone, so maybe not the
>> ideal test. I'll try again later after a while of uptime to double
>> confirm the results, but this looks good. If I don't post again, assume
>> it worked great.)
>>
>> --
>> You received this bug notification because you are a bug assignee.
>> https://bugs.launchpad.net/bugs/1480877
>>
>> Title:
>> Access points' "PropertiesChanged" dbus signals freeze UI on mobile
>> devices
>>
>> Status in Canonical System Image:
>> Confirmed
>> Status in Unity 8:
>> New
>> Status in dbus-cpp package in Ubuntu:
>> In Progress
>> Status in indicator-network package in Ubuntu:
>> Incomplete
>> Status in network-manager package in Ubuntu:
>> Incomplete
>> Status in qtbase-opensource-src package in Ubuntu:
>> In Progress
>> Status in buteo-syncfw package in Ubuntu RTM:
>> New
>> Status in location-service package in Ubuntu RTM:
>> In Progress
>> Status in maliit-framework package in Ubuntu RTM:
>> New
>> Status in network-manager package in Ubuntu RTM:
>> Incomplete
>> Status in sync-monitor package in Ubuntu RTM:
>> New
>>
>> Bug description:
>> Krillin, rc-proposed, r83
>>
>>
>> DESCRIPTION:
>> I've been trying to track down the cause of the occasional UI freezes on my Krillin device, and I noticed that whenever the UI freezes for 2-4 seconds, I get a burst of "PropertiesChanged" signals in dbus-monitor
>>
>> Here's a log of what's shown in dbus-monitor:
>> http://pastebin.ubuntu.com/11992322/
>>
>> I'd guess the problem is in the code that actually catches the signals
>> and acts accordingly.
>>
>> HOW TO REPRODUCE:
>> 1) Move to a place where many wifi hotspots are available
>> 2) Connect the device via USB and run "phablet-shell" and then "dbus-monitor"
>> 3) Use the device while keeping an eye on dbus-monitor output
>>
>> To manage notifications about this bug go to:
>> https://bugs.launchpad.net/canonical-devices-system-image/+bug/1480877/+subscriptions