Public bug reported: When I open a private window when using a normal window and if I let both windows open, I get some very short hangs, without any crash or whatever.
Never experience that with FF non-snap. Never experience that with only 1 FF window open. A sample of FF stuff in logs: 17:59:48 MainThread: Failed to load module "canberra-gtk-module" 17:53:46 kernel: audit: type=1326 audit(1603382026.762:329): auid=1000 uid=1000 gid=1000 ses=3 subj=snap.firefox.firefox pid=22194 comm="firefox-bin" exe="/snap/firefox/443/firefox-bin" sig=0 arch=c000003e syscall=203 compat=0 ip=<deleted_by_me> code=0x50000 17:53:46 firefox-bin: SECCOMP auid=1000 uid=1000 gid=1000 ses=3 subj=snap.firefox.firefox pid=22194 comm="firefox-bin" exe="/snap/firefox/443/firefox-bin" sig=0 arch=c000003e syscall=203 compat=0 ip=<deleted_by_me> code=0x50000 17:53:46 kernel: audit: type=1326 audit(1603382026.746:325): auid=1000 uid=1000 gid=1000 ses=3 subj=snap.firefox.firefox pid=22194 comm="firefox-bin" exe="/snap/firefox/443/firefox-bin" sig=0 arch=c000003e syscall=203 compat=0 ip=<deleted_by_me> code=0x50000 17:53:46 firefox-bin: SECCOMP auid=1000 uid=1000 gid=1000 ses=3 subj=snap.firefox.firefox pid=22194 comm="firefox-bin" exe="/snap/firefox/443/firefox-bin" sig=0 arch=c000003e syscall=203 compat=0 ip=<deleted_by_me> code=0x50000 17:47:55 dbus-daemon: apparmor="DENIED" operation="dbus_bind" bus="session" name="org.mpris.MediaPlayer2.firefox.instance19664" mask="bind" pid=19664 label="snap.firefox.firefox" 17:47:40 kernel: audit: type=1107 audit(1603381660.470:321): pid=1361 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_method_call" bus="system" path="/org/freedesktop/RealtimeKit1" interface="org.freedesktop.RealtimeKit1" member="MakeThreadRealtimeWithPID" mask="send" name="org.freedesktop.RealtimeKit1" pid=19664 label="snap.firefox.firefox" peer_pid=1620 peer_label="unconfined" exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' 17:47:40 kernel: USER_AVC pid=1361 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_method_call" bus="system" path="/org/freedesktop/RealtimeKit1" interface="org.freedesktop.RealtimeKit1" member="MakeThreadRealtimeWithPID" mask="send" name="org.freedesktop.RealtimeKit1" pid=19664 label="snap.firefox.firefox" peer_pid=1620 peer_label="unconfined" exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' ** Affects: firefox (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1901055 Title: [snap] choppy private window + non-private window To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1901055/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs