Another valgrind log taken using the same precedure as above. However, this time I waited until the init process was consuming over 2GB of RAM. Top showed:
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 15329 james 20 0 2463m 2,0g 12m R 100,0 26,1 6:51.59 memcheck-x86-li Once again, the biggest offender by a huge margin is dbus: ==15329== 1,153,679,208 bytes in 12,025 blocks are still reachable in loss record 208 of 208 ==15329== at 0x402BB88: realloc (in /usr/lib/valgrind/vgpreload_memcheck-x86-linux.so) ==15329== by 0x408E778: dbus_realloc (dbus-memory.c:678) ==15329== by 0x408F08C: reallocate_for_length (dbus-string.c:349) ==15329== by 0x408F12B: set_length (dbus-string.c:390) ==15329== by 0x408F1A9: open_gap (dbus-string.c:411) ==15329== by 0x408FA67: copy (dbus-string.c:1198) ==15329== by 0x408FCCE: _dbus_string_copy_len (dbus-string.c:1368) ==15329== by 0x408DCF8: marshal_len_followed_by_bytes (dbus-marshal-basic.c:726) ==15329== by 0x408DD95: marshal_string (dbus-marshal-basic.c:758) ==15329== by 0x408DF60: _dbus_marshal_write_basic (dbus-marshal-basic.c:840) ==15329== by 0x4075CD7: _dbus_type_writer_write_basic_no_typecode (dbus-marshal-recursive.c:1601) ==15329== by 0x40768BB: _dbus_type_writer_write_basic (dbus-marshal-recursive.c:2323) ==15329== ==15329== LEAK SUMMARY: ==15329== definitely lost: 28 bytes in 1 blocks ==15329== indirectly lost: 24 bytes in 1 blocks ==15329== possibly lost: 133,265 bytes in 315 blocks ==15329== still reachable: 1,154,753,166 bytes in 18,194 blocks ==15329== suppressed: 0 bytes in 0 blocks ** Attachment added: "vg-20131015.log.gz" https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1235649/+attachment/3878397/+files/vg-20131015.log.gz -- You received this bug notification because you are a member of DX Packages, which is subscribed to unity in Ubuntu. Matching subscriptions: dx-packages https://bugs.launchpad.net/bugs/1235649 Title: uevent spam causes libdbus client code in session upstart to consume massive amounts of memory on Ubuntu Touch Status in Upstart: New Status in “linux” package in Ubuntu: Invalid Status in “systemd” package in Ubuntu: New Status in “unity” package in Ubuntu: New Status in “upstart” package in Ubuntu: Fix Released Status in “linux” source package in Saucy: Invalid Status in “systemd” source package in Saucy: New Status in “unity” source package in Saucy: New Status in “upstart” source package in Saucy: Fix Released Bug description: using ubuntu touch image 82 i see the session init consume about 10MB per minute as long as the screen is on with Mir. running the same session with surfaceflinger only consumes 1MB per minute. in both cases the system starts to swap heavily at some point, making the UI unresponsive. http://paste.ubuntu.com/6196223/ has the top output of a Mir session after 30min, the UI just got completely unresponsive when this snapshot was taken. http://paste.ubuntu.com/6196332/ is the top output of a surfaceflinger session where the screen was off for about 10min apparently the leak only occurs while the screen is on, it seems to be permanently there but in the case of surfaceflinger it hits less hard. To manage notifications about this bug go to: https://bugs.launchpad.net/upstart/+bug/1235649/+subscriptions -- Mailing list: https://launchpad.net/~dx-packages Post to : dx-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~dx-packages More help : https://help.launchpad.net/ListHelp
