touch-packages team mailing list archive
-
touch-packages team
-
Mailing list archive
-
Message #23511
[Bug 1377332] Re: UI randomly freezes
top -n1 -b
top - 22:19:50 up 51 min, 1 user, load average: 0.00, 0.01, 1.48
Tasks: 243 total, 2 running, 226 sleeping, 15 stopped, 0 zombie
%Cpu(s): 17.9 us, 38.7 sy, 0.3 ni, 41.6 id, 1.5 wa, 0.0 hi, 0.0 si, 0.0 st
KiB Mem: 983760 total, 947896 used, 35864 free, 6208 buffers
KiB Swap: 524284 total, 507596 used, 16688 free. 79288 cached Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
2724 phablet 20 0 700876 54316 11120 S 95.0 5.5 39:13.38 unity8-dash
9502 phablet 20 0 6088 1112 796 R 15.8 0.1 0:00.07 top
2005 root 20 0 241664 5252 4288 S 5.3 0.5 1:05.29 unity-syst+
1 root 20 0 3896 2032 1008 S 0.0 0.2 0:07.81 init
2 root 20 0 0 0 0 S 0.0 0.0 0:00.10 kthreadd
3 root 20 0 0 0 0 S 0.0 0.0 0:00.75 ksoftirqd/0
5 root 20 0 0 0 0 S 0.0 0.0 0:00.05 kworker/u:0
6 root -99 0 0 0 0 S 0.0 0.0 0:00.59 migration/0
16 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 khelper
17 root 20 0 0 0 0 S 0.0 0.0 0:00.01 kdevtmpfs
18 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 netns
19 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 fs_sync
20 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 suspend
21 root 20 0 0 0 0 S 0.0 0.0 0:00.02 sync_supers
22 root 20 0 0 0 0 S 0.0 0.0 0:00.00 bdi-default
23 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 kblockd
24 root 20 0 0 0 0 S 0.0 0.0 0:00.00 khubd
26 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 cfg80211
27 root 20 0 0 0 0 S 0.0 0.0 0:00.00 pmic_threa+
28 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 emi_mpu
29 root 20 0 0 0 0 S 0.0 0.0 0:25.79 kswapd0
30 root 20 0 0 0 0 S 0.0 0.0 0:00.00 fsnotify_m+
31 root 20 0 0 0 0 S 0.0 0.0 0:00.00 ecryptfs-k+
32 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 crypto
53 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 uether
54 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 binder
55 root rt 0 0 0 0 S 0.0 0.0 0:00.00 hang_detect
56 root 20 0 0 0 0 S 0.0 0.0 0:00.09 ion_mm_heap
58 root 20 0 0 0 0 S 0.0 0.0 0:01.83 bat_thread+
59 root 20 0 0 0 0 S 0.0 0.0 0:00.15 mtk charge+
60 root -81 0 0 0 0 S 0.0 0.0 0:00.36 btif_rxd
61 root 20 0 0 0 0 S 0.0 0.0 0:00.00 conn-md-th+
62 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 mtk_vibrat+
63 root 10 -10 0 0 0 S 0.0 0.0 0:00.00 krfcommd
64 root 20 0 0 0 0 S 0.0 0.0 0:00.00 disp_confi+
65 root 20 0 0 0 0 S 0.0 0.0 0:00.06 esd_recove+
66 root 20 0 0 0 0 S 0.0 0.0 0:05.22 mmcqd/0
67 root 20 0 0 0 0 S 0.0 0.0 0:00.01 mmcqd/0boo+
68 root 20 0 0 0 0 S 0.0 0.0 0:00.01 mmcqd/0boo+
69 root 20 0 0 0 0 S 0.0 0.0 0:00.24 disp_captu+
70 root 20 0 0 0 0 S 0.0 0.0 0:00.00 disp_captu+
71 root -95 0 0 0 0 S 0.0 0.0 0:06.63 disp_confi+
72 root 20 0 0 0 0 S 0.0 0.0 0:00.81 disp_clean+
73 root -95 0 0 0 0 S 0.0 0.0 0:00.00 disp_ovl_k+
74 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 accdet
75 root 20 0 0 0 0 S 0.0 0.0 0:00.00 keyEvent_s+
76 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 accdet_eint
77 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 accdet_dis+
78 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 sensor_pol+
81 root -92 0 0 0 0 S 0.0 0.0 0:00.00 mtk-tpd
94 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 deferwq
95 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 f_mtp
96 root 20 0 0 0 0 S 0.0 0.0 0:00.00 file-stora+
97 root rt 0 0 0 0 S 0.0 0.0 0:00.00 wdtk-0
98 root rt 0 0 0 0 S 0.0 0.0 0:00.00 wdtk-1
99 root rt 0 0 0 0 S 0.0 0.0 0:00.00 wdtk-2
100 root rt 0 0 0 0 S 0.0 0.0 0:00.00 wdtk-3
163 root 20 0 0 0 0 S 0.0 0.0 0:00.37 jbd2/mmcbl+
164 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 ext4-dio-u+
171 root 20 0 0 0 0 S 0.0 0.0 0:00.00 jbd2/mmcbl+
172 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 ext4-dio-u+
176 root 0 -20 0 0 0 S 0.0 0.0 0:00.36 loop0
179 root 20 0 0 0 0 S 0.0 0.0 0:00.00 jbd2/loop0+
180 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 ext4-dio-u+
299 root 20 0 0 0 0 S 0.0 0.0 0:00.00 jbd2/mmcbl+
300 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 ext4-dio-u+
616 root 20 0 2508 832 832 S 0.0 0.1 0:00.08 cgmanager
660 root 20 0 2504 776 776 S 0.0 0.1 0:00.06 cgproxy
751 message+ 20 0 5216 2400 732 S 0.0 0.2 0:23.74 dbus-daemon
773 root 20 0 2612 536 396 S 0.0 0.1 0:00.85 upstart-lo+
774 root 20 0 3796 840 840 S 0.0 0.1 0:00.02 lxc-start
778 syslog 20 0 36056 6412 796 S 0.0 0.7 0:09.94 rsyslogd
783 root 20 0 3660 852 852 S 0.0 0.1 0:00.03 bluetoothd
801 root 20 0 2228 496 384 S 0.0 0.1 0:00.66 upstart-fi+
835 root 20 0 676 156 92 S 0.0 0.0 0:02.01 init
850 root 20 0 0 0 0 S 0.0 0.0 0:00.38 flush-179:0
854 root 20 0 568 80 60 S 0.0 0.0 0:00.18 ueventd
861 root 20 0 0 0 0 S 0.0 0.0 0:00.00 jbd2/mmcbl+
862 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 ext4-dio-u+
866 root 20 0 0 0 0 S 0.0 0.0 0:00.00 jbd2/mmcbl+
867 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 ext4-dio-u+
869 root 20 0 72456 3452 3048 S 0.0 0.4 0:04.93 powerd
873 root 20 0 400 28 28 S 0.0 0.0 0:00.03 upstart-pr+
881 system 20 0 1816 0 0 S 0.0 0.0 0:00.00 drvbd
891 root 20 0 3244 672 520 S 0.0 0.1 0:01.50 upstart-ud+
892 root 20 0 2472 128 100 S 0.0 0.0 0:01.02 healthd
896 system 20 0 1564 104 104 S 0.0 0.0 0:00.00 serviceman+
899 system 20 0 1504 164 152 S 0.0 0.0 0:00.06 6620_launc+
900 9996 20 0 1944 120 120 S 0.0 0.0 0:00.20 ccci_fsd
901 system 20 0 1964 52 52 S 0.0 0.0 0:00.08 ccci_mdinit
905 root -29 0 2212 172 168 S 0.0 0.0 0:00.02 debuggerd
906 2000 20 0 2876 84 84 S 0.0 0.0 0:00.00 mobile_log+
907 2000 20 0 3576 76 76 S 0.0 0.0 0:00.00 netdiag
911 1019 20 0 13432 228 228 S 0.0 0.0 0:00.10 drmserver
913 1013 20 0 29524 268 268 S 0.0 0.0 0:01.05 camera_ser+
914 system 20 0 5012 172 172 S 0.0 0.0 0:00.01 matv
915 1012 20 0 1560 128 128 S 0.0 0.0 0:00.00 installd
924 1021 20 0 29716 0 0 S 0.0 0.0 0:00.02 mtk_agpsd
926 root 20 0 9660 1032 752 S 0.0 0.1 0:08.79 systemd-ud+
934 2000 20 0 1488 152 116 S 0.0 0.0 0:00.04 batterywar+
935 1013 -77 0 5160 80 80 S 0.0 0.0 0:00.01 MtkCodecSe+
938 system 20 0 5304 68 68 S 0.0 0.0 0:00.01 dm_agent_b+
939 system 20 0 5216 92 92 S 0.0 0.0 0:00.01 ppl_agent
940 1002 20 0 14244 148 148 S 0.0 0.0 0:00.09 mtkbt
942 system 20 0 5164 100 100 S 0.0 0.0 0:00.01 nvram_agen+
944 root 20 0 33128 1812 1544 S 0.0 0.2 0:00.27 urfkilld
948 root 20 0 0 0 0 S 0.0 0.0 0:00.01 mtk_stp_psm
951 system 20 0 1520 104 104 S 0.0 0.0 0:00.00 thermal
956 root 20 0 0 0 0 S 0.0 0.0 0:00.00 mtk_stp_btm
958 root 20 0 36176 2308 1992 S 0.0 0.2 0:00.75 polkitd
980 root 20 0 7996 248 248 S 0.0 0.0 0:04.48 Binder_2
1012 root 20 0 1480 88 88 S 0.0 0.0 0:00.00 sh
1026 system 20 0 1420 0 0 S 0.0 0.0 0:00.00 memsicd341+
1027 root 20 0 0 0 0 S 0.0 0.0 0:00.82 mtk_wmtd
1081 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 hci0
1096 root 20 0 0 0 0 S 0.0 0.0 0:00.00 hci_stpd
1097 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 fm_timer_wq
1098 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 fm_eint_wq
1121 root 20 0 3360 992 916 S 0.0 0.1 0:00.08 systemd-lo+
1315 2000 20 0 3192 32 32 S 0.0 0.0 0:00.00 mdlogger
1316 radio 20 0 16912 244 208 S 0.0 0.0 0:00.17 gsm0710muxd
1386 root 20 0 52716 3384 2624 S 0.0 0.3 0:09.89 NetworkMan+
1407 root 20 0 36024 2496 2080 S 0.0 0.3 0:04.02 accounts-d+
1453 root 20 0 2216 360 264 S 0.0 0.0 0:00.36 upstart-so+
1567 root 20 0 0 0 0 S 0.0 0.0 0:02.21 tx_thread
1588 root 20 0 2756 672 592 S 0.0 0.1 0:00.01 cron
1616 whoopsie 20 0 44196 2308 2308 S 0.0 0.2 0:00.57 whoopsie
1766 radio 20 0 31136 0 0 S 0.0 0.0 0:00.17 rild
1797 root 20 0 4560 1052 956 S 0.0 0.1 0:00.32 ofonod
1818 root 20 0 37360 2292 1964 S 0.0 0.2 0:13.17 upowerd
1833 root 20 0 5212 1368 1184 S 0.0 0.1 0:00.37 wpa_suppli+
1851 nobody 20 0 6884 1024 956 S 0.0 0.1 0:00.13 dnsmasq
1952 root 20 0 81652 2544 2076 S 0.0 0.3 0:00.47 ubuntu-loc+
1996 root 20 0 35508 2128 1880 S 0.0 0.2 0:00.12 lightdm
2039 root 20 0 17320 1960 1808 S 0.0 0.2 0:00.06 lightdm
2040 root 20 0 0 0 0 S 0.0 0.0 0:00.00 kauditd
2053 phablet 20 0 6956 2016 1080 S 0.0 0.2 0:10.06 init
2082 phablet 20 0 2796 0 0 S 0.0 0.0 0:00.00 ssh-agent
2091 phablet 20 0 5680 1904 724 S 0.0 0.2 0:04.24 dbus-daemon
2096 phablet 20 0 51156 2000 1632 S 0.0 0.2 0:01.00 url-dispat+
2098 phablet 20 0 804432 1448 508 S 0.0 0.1 0:00.25 nuntium
2100 phablet 20 0 838908 856 452 S 0.0 0.1 0:00.31 usensord
2103 phablet 20 0 29600 1824 1824 S 0.0 0.2 0:00.12 mediascann+
2115 phablet 20 0 5352 824 712 S 0.0 0.1 0:00.98 upstart-ev+
2141 phablet 20 0 23208 1280 1280 S 0.0 0.1 0:00.04 dconf-serv+
2153 phablet 9 -11 222092 1252 1236 S 0.0 0.1 0:01.43 pulseaudio
2159 rtkit 21 1 20744 800 788 S 0.0 0.1 0:00.06 rtkit-daem+
2166 phablet 20 0 39780 2936 2264 S 0.0 0.3 0:02.06 mission-co+
2170 phablet 20 0 5356 368 256 S 0.0 0.0 0:01.32 upstart-db+
2174 phablet 20 0 5356 372 256 S 0.0 0.0 0:00.82 upstart-db+
2184 phablet 20 0 5980 576 416 S 0.0 0.1 0:00.38 upstart-fi+
2191 phablet 20 0 122708 2472 2472 S 0.0 0.3 0:00.22 telepathy-+
2192 phablet 20 0 93196 3636 3576 S 0.0 0.4 0:00.32 telephony-+
2197 phablet 20 0 73944 3740 3496 S 0.0 0.4 0:00.36 telephony-+
2207 usermet+ 20 0 35440 2536 2536 S 0.0 0.3 0:00.13 usermetric+
2272 root 20 0 4384 856 856 S 0.0 0.1 0:00.02 su
2275 phablet 20 0 46324 704 632 S 0.0 0.1 0:00.58 adbd
2324 phablet 20 0 61888 4428 4040 S 0.0 0.5 0:00.33 hud-service
2325 phablet 20 0 52972 1544 1544 S 0.0 0.2 0:00.05 trust-stor+
2326 phablet 20 0 65612 3084 2316 S 0.0 0.3 0:00.41 media-hub-+
2327 phablet 20 0 74576 1184 1184 S 0.0 0.1 0:00.02 tonegend
2339 phablet 20 0 88464 3588 3588 S 0.0 0.4 0:00.40 sync-monit+
2368 phablet 20 0 85656 2188 2188 S 0.0 0.2 0:00.43 evolution-+
2370 phablet 20 0 54996 1544 1544 S 0.0 0.2 0:00.04 indicator-+
2372 phablet 20 0 37076 1440 1440 S 0.0 0.1 0:00.05 indicator-+
2373 phablet 20 0 46616 1764 1724 S 0.0 0.2 0:00.16 indicator-+
2376 phablet 20 0 37428 1652 1652 S 0.0 0.2 0:00.07 indicator-+
2377 phablet 20 0 69736 2680 2676 S 0.0 0.3 0:00.14 indicator-+
2380 phablet 20 0 46768 2160 1760 S 0.0 0.2 0:10.49 indicator-+
2386 phablet 20 0 135384 2556 2128 S 0.0 0.3 0:00.51 indicator-+
2390 phablet 20 0 118084 2536 2080 S 0.0 0.3 0:00.44 indicator-+
2399 phablet 20 0 39120 2392 2392 S 0.0 0.2 0:00.03 indicator-+
2403 phablet 20 0 525160 67240 10732 S 0.0 6.8 2:30.56 unity8
2411 phablet 20 0 48864 3472 2408 S 0.0 0.4 0:00.75 indicator-+
2460 phablet 20 0 895816 5436 3464 S 0.0 0.6 0:00.99 ubuntu-pus+
2461 phablet 20 0 117908 4488 4048 S 0.0 0.5 0:01.48 pay-service
2464 phablet 20 0 318880 18376 9420 S 0.0 1.9 0:10.35 maliit-ser+
2475 phablet 20 0 882516 3488 3144 S 0.0 0.4 0:00.17 account-po+
2476 phablet 20 0 834260 1268 836 S 0.0 0.1 0:00.16 ciborium
2492 phablet 20 0 399384 4540 3520 S 0.0 0.5 0:10.82 smartscope+
2502 root 20 0 53328 2196 1968 S 0.0 0.2 0:00.23 udisksd
2530 phablet 20 0 170960 2260 2260 S 0.0 0.2 0:01.04 evolution-+
2723 phablet 20 0 333976 2480 1872 S 0.0 0.3 0:00.86 scoperegis+
3303 phablet 20 0 50976 1264 1264 S 0.0 0.1 0:00.03 mtp-server
3400 phablet 20 0 27196 1664 1664 S 0.0 0.2 0:00.05 thumbnaile+
5983 phablet 20 0 105356 3444 3444 S 0.0 0.4 0:00.40 address-bo+
5997 phablet 20 0 129720 2184 2184 S 0.0 0.2 0:00.26 evolution-+
6123 root 20 0 0 0 0 S 0.0 0.0 0:00.00 kworker/u:1
6360 root 20 0 4068 492 492 S 0.0 0.1 0:00.02 dhclient
7159 root 20 0 0 0 0 S 0.0 0.0 0:02.34 kworker/0:1
7300 root 20 0 7944 1244 1244 S 0.0 0.1 0:00.02 sudo
7302 phablet 20 0 5492 508 508 S 0.0 0.1 0:00.02 bash
7316 phablet 20 0 5480 512 512 S 0.0 0.1 0:00.00 run-lrt.sh
7317 phablet 20 0 14056 1192 1076 S 0.0 0.1 0:00.04 powerd-cli
7318 phablet 20 0 24620 11460 2396 R 0.0 1.2 4:00.73 python3
7451 phablet 20 0 248752 9048 9048 T 0.0 0.9 0:08.69 dialer-app
7462 phablet 20 0 44220 2664 2220 S 0.0 0.3 0:00.33 zeitgeist-+
7470 phablet 20 0 63088 3592 2720 S 0.0 0.4 0:00.50 zeitgeist-+
7481 phablet 20 0 4644 160 160 S 0.0 0.0 0:00.00 cat
7518 phablet 20 0 219488 9588 8652 S 0.0 1.0 0:04.72 qmlscene
7622 phablet 20 0 43580 2736 2736 S 0.0 0.3 0:00.10 history-da+
7633 root 20 0 7944 1640 1244 S 0.0 0.2 0:00.02 sudo
7635 phablet 20 0 6172 1764 1312 S 0.0 0.2 0:00.27 bash
7994 phablet 20 0 265304 9456 9140 S 0.0 1.0 0:07.70 address-bo+
8135 phablet 20 0 89128 3624 3436 S 0.0 0.4 0:00.20 content-hu+
8174 root 20 0 0 0 0 S 0.0 0.0 0:00.09 kworker/0:2
8326 phablet 20 0 252652 10692 8864 S 0.0 1.1 0:06.13 qmlscene
8560 phablet 20 0 277852 13620 9316 S 0.0 1.4 0:21.26 qmlscene
8646 phablet 20 0 1664 208 208 T 0.0 0.0 0:00.01 chrome-san+
8647 phablet 20 0 106468 2300 2300 T 0.0 0.2 0:00.10 oxide-rend+
8663 phablet 20 0 106468 156 156 T 0.0 0.0 0:00.00 oxide-rend+
8691 phablet 20 0 265496 57180 11284 T 0.0 5.8 0:20.66 oxide-rend+
9431 root 20 0 9656 560 260 S 0.0 0.1 0:00.00 systemd-ud+
9432 root 20 0 9656 560 260 S 0.0 0.1 0:00.00 systemd-ud+
9433 root 20 0 9656 560 260 S 0.0 0.1 0:00.00 systemd-ud+
9434 root 20 0 9656 560 260 S 0.0 0.1 0:00.00 systemd-ud+
12099 phablet 20 0 347004 9868 9400 S 0.0 1.0 0:09.21 qmlscene
13594 phablet 20 0 274068 9552 9172 S 0.0 1.0 0:06.87 gallery-app
15626 phablet 20 0 595660 14772 11588 T 0.0 1.5 0:06.51 webapp-con+
15789 phablet 20 0 1664 208 208 T 0.0 0.0 0:00.01 chrome-san+
15791 phablet 20 0 106468 2316 2316 T 0.0 0.2 0:00.12 oxide-rend+
15800 phablet 20 0 106468 160 160 T 0.0 0.0 0:00.00 oxide-rend+
15858 phablet 20 0 198468 11344 4644 T 0.0 1.2 0:02.05 oxide-rend+
16181 phablet 20 0 624588 13272 12476 T 0.0 1.3 0:08.25 webapp-con+
16304 phablet 20 0 1664 208 208 T 0.0 0.0 0:00.01 chrome-san+
16305 phablet 20 0 106468 2460 2316 T 0.0 0.3 0:00.10 oxide-rend+
16310 phablet 20 0 106468 212 68 T 0.0 0.0 0:00.00 oxide-rend+
16367 phablet 20 0 205780 9908 5260 T 0.0 1.0 0:04.48 oxide-rend+
17412 phablet 20 0 580416 21276 14912 S 0.0 2.2 0:09.46 webapp-con+
17542 phablet 20 0 1664 208 208 S 0.0 0.0 0:00.01 chrome-san+
17543 phablet 20 0 106468 2708 2316 S 0.0 0.3 0:00.10 oxide-rend+
17550 phablet 20 0 106468 568 160 S 0.0 0.1 0:00.00 oxide-rend+
17574 phablet 20 0 205320 15828 6176 S 0.0 1.6 0:21.70 oxide-rend+
20625 root -99 0 0 0 0 S 0.0 0.0 0:00.44 migration/1
20626 root 20 0 0 0 0 S 0.0 0.0 0:00.00 kworker/1:0
20627 root 20 0 0 0 0 S 0.0 0.0 0:00.35 ksoftirqd/1
20644 root 20 0 0 0 0 S 0.0 0.0 0:00.31 kworker/1:1
22747 phablet 20 0 75784 10496 8640 S 0.0 1.1 0:00.16 system-set+
22748 phablet 20 0 76240 10616 8748 S 0.0 1.1 0:00.16 messaging-+
25631 root 20 0 0 0 0 S 0.0 0.0 0:02.22 kworker/u:2
29519 phablet 20 0 75636 10452 8604 S 0.0 1.1 0:00.16 camera-app
29748 root 20 0 0 0 0 S 0.0 0.0 0:00.11 kworker/0:0
30716 root 20 0 0 0 0 S 0.0 0.0 0:01.94 kworker/u:3
--
You received this bug notification because you are a member of Ubuntu
Touch seeded packages, which is subscribed to unity8 in Ubuntu.
https://bugs.launchpad.net/bugs/1377332
Title:
UI randomly freezes
Status in “unity8” package in Ubuntu:
New
Bug description:
Summary
UI randomly freezes
steps:
1. run long running random gestures test until freeze happens, doesn't happen every day.
device info:
[service]
base: system-image.ubuntu.com
http_port: 80
https_port: 443
channel: ubuntu-touch/ubuntu-rtm/14.09-proposed
device: krillin
build_number: 79
version_detail: ubuntu=20141002,device=20141002-d5938d7,custom=1412208099,version=79
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/unity8/+bug/1377332/+subscriptions
References