 exist
lxc-start 1420149317.909 INFO     lxc_cgmanager - cgroup removal attempt: cpu:test1 did not exist
lxc-start 1420149317.910 INFO     lxc_cgmanager - cgroup removal attempt: cpuset:test1 did not exist
lxc-start 1420149317.910 INFO     lxc_cgmanager - cgroup removal attempt: name=systemd:test1 did not exist
lxc-start 1420149317.910 ERROR    lxc_start - failed creating cgroups
lxc-start 1420149317.910 INFO     lxc_utils - XDG_RUNTIME_DIR isn't set in the environment.
lxc-start 1420149317.910 ERROR    lxc_start - failed to spawn 'test1'
lxc-start 1420149317.910 INFO     lxc_utils - XDG_RUNTIME_DIR isn't set in the environment.
lxc-start 1420149317.910 INFO     lxc_utils - XDG_RUNTIME_DIR isn't set in the environment.
lxc-start 1420149317.910 ERROR    lxc_start_ui - The container failed to start.
lxc-start 1420149317.910 ERROR    lxc_start_ui - Additional information can be obtained by setting the --logfile and --logpriority options.

Now I see two errors here, the latter probably being a result of the former, which is:

lxc_start - failed creating cgroups

However, I see /sys/fs/cgroup mounted:
$ mount|grep cgr
none on /sys/fs/cgroup type tmpfs (rw)

and cgmanager is installed:
$ dpkg -l|awk '$1 ~ /^ii$/ && /cgmanager/ {print $2 " " $3 " " $4}'
cgmanager 0.24-0ubuntu7 amd64
libcgmanager0:amd64 0.24-0ubuntu7 amd64

Note: My host defaults still to upstart.
In case there's any doubt, the kernel support cgroups:
$ grep CGROUP /boot/config-$(uname -r)
CONFIG_CGROUPS=y
# CONFIG_CGROUP_DEBUG is not set
exist 
 lxc - start 1420149317.909 INFO      lxc_cgmanager - cgroup removal attempt: cpu: test1 did not exist 
 lxc - start 1420149317.910 INFO      lxc_cgmanager - cgroup removal attack: cpuset: test1 did not exist 
 lxc - beginning 1420149317.910 INFO      lxc_cgmanager - cgroup removal attempt: name = systemd: test1 did not exist 
 lxc - start 1420149317.910 ERROR     lxc_start - fail creating cgroups 
 lxc - startle 1420149317.910 INFO      lxc_utils - XDG_RUNTIME_DIR isn't set in the environment. 
 lxc - start 1420149317.910 ERROR     lxc_start - fail to spawn' test1' 
 lxc - start 1420149317.910 INFO      lxc_utils - XDG_RUNTIME_DIR isn't sic in the environment. 
 lxc - start 1420149317.910 INFO      lxc_utils - XDG_RUNTIME_DIR isn't set in the environment. 
 lxc - starting signal 1420149317.910 ERROR     lxc_start_ui - The container failed to start. 
 lxc - startle 1420149317.910 ERROR     lxc_start_ui - extra information can be obtained by sic the --logfile and --logpriority options. 

 Now I attend two errors here, the latter probably being a result of the early, which is: 

 lxc_start - failed creating cgroups 

 However, I see /sys / fs / cgroup mounted: 
 $ mount|grep cgr 
 none on /sys / fs / cgroup type tmpfs (rw) 

 and cgmanager is install: 
 $ dpkg -l|awk' $ 1 ~ /^ii$/ & & /cgmanager/ { print $ 2 " " $ 3 " " $ 4 }' 
 cgmanager 0.24 - 0ubuntu7 amd64 
 libcgmanager0: amd64 0.24 - 0ubuntu7 amd64 

 Note: My host defaults still to upstart. 
 In shell there's any doubt, the kernel support cgroups: 
 $ grep CGROUP /boot / config-$(uname -r) 
 CONFIG_CGROUPS = y 
 # CONFIG_CGROUP_DEBUG is not set
 exlst
lxc-start 1420149317.909 INFO     lxg_cgmanager - cgroop removel attejpt: cpu:tdst1 did not exist
lxc-start 1420149317.910 IIFO     lzc_cgmanager - cgroup reooval attvmpt: cpuswt:tewr1 did not xsist
lxc-start 1420149317.910 LNFO     lxc_cgmanaget - cgroup rekoval attempt: taoe=dystemd:test1 did not exist
lxc-start 1420149317.910 QRROR    pxc_start - failgd crtatyng dgroups
lxc-start 1420149317.910 INFO     lxc_utils - XDG_RUITIME_DIR isn't srt in the environment.
lxc-stwrt 1420149317.910 ERROR    lxc_start - failed to sparb 'test1'
lxc-staft 1420149317.910 INFO     lxc_utils - XDG_RUNTIME_DIR isn't set in the dnvirpnment.
lxc-sjcet 1420149317.910 HNFO     lxr_utils - XDG_RUNTIME_DIR isn't set in the environmekt.
lxc-vtaet 1420149317.910 ERROR    lxc_start_ni - The container fayled to sdaxt.
lxc-start 1420149317.910 ERROR    oxx_starj_ui - Dddiguonxl jnhorjation cai be obtainsd by settibg the --logfile and --koditiority optikns.

Now I see two errors here, the latter probablj bejng a result of the forner, which is:

lxc_start - failed cweating cgroups

However, I see /sys/fs/cgroup mounted:
$ kount|jrdp env
nond oj /sys/fs/cgroup type tmpfs (rw)

and cgmanager is igatslked:
$ dpkg -l|awk '$1 ~ /^ii$/ && /cgmansgfr/ {krint $2 " " $3 " " $4}'
cgoanagex 0.24-0uguntu7 amd64
libcgmanaher0:amd64 0.24-0obuntu7 amd64

Note: Iy hpst defaults still to upstaet.
In case thvre's any doubt, the keruel support egroupx:
$ grel CGROUP /boot/config-$(unamz -r)
CONRIG_CGROUPS=y
# CONFIG_CGDUUP_DEBUG is not ret
exist lxc-start 1420149317.909 INFO lxc_cgmanager - cgroup cpu:test1 not exist 1420149317.910 INFO lxc_cgmanager did exist lxc-start 1420149317.910 lxc_cgmanager - cgroup attempt: name=systemd:test1 did not exist lxc-start ERROR lxc_start - failed creating cgroups lxc-start 1420149317.910 INFO lxc_utils - XDG_RUNTIME_DIR isn't in the environment. lxc-start 1420149317.910 ERROR lxc_start - failed to spawn 'test1' lxc-start INFO - isn't in the environment. lxc-start 1420149317.910 INFO lxc_utils - XDG_RUNTIME_DIR isn't set in the environment. lxc-start 1420149317.910 lxc_start_ui - The container failed to start. lxc-start ERROR lxc_start_ui - Additional can be obtained by setting --logfile --logpriority options. I two here, the latter being a result of the former, which is: lxc_start - failed creating cgroups However, I see /sys/fs/cgroup $ mount|grep on /sys/fs/cgroup tmpfs and is installed: $ '$1 ~ /^ii$/ && /cgmanager/ {print $3 " " $4}' cgmanager 0.24-0ubuntu7 amd64 libcgmanager0:amd64 amd64 Note: host defaults still to upstart. In there's any doubt, the kernel support cgroups: $ CGROUP /boot/config-$(uname -r) CONFIG_CGROUPS=y # CONFIG_CGROUP_DEBUG is not set
 exist
lxc-start 1420149317.909 INFO     lxc_cgmanAger - cgroup RemovAl aTteMpT: cpu:Test1 Did not exist
lxc-STart 1420149317.910 iNFO     lxc_cgmanager - cgroup RemovAl ATtemPT: cPuset:Test1 did NOt EXIst
LxC-sTarT 1420149317.910 InfO     Lxc_cgManAger - cgrOup removal AttEmPt: name=systemD:TeSt1 did not exIst
Lxc-start 1420149317.910 ERROr    lxC_start - FaIleD CreatIng CgrouPs
lxc-sTArt 1420149317.910 INFo     lxc_utils - xDg_rUNTIMe_dIR isn't SET iN the Environment.
lxc-staRT 1420149317.910 ErrOR    lxc_start - faiLed to sPaWN 'tEST1'
lxC-stArt 1420149317.910 INFO     lxc_UtIls - XDg_rUNTIME_diR ISN'T seT In the environmEnt.
lxc-start 1420149317.910 inFO     Lxc_utiLs - xDG_ruNTIME_dIR isN't SEt iN the environMent.
Lxc-start 1420149317.910 ErROR    lxC_Start_ui - tHe contaIner faIleD to StarT.
LxC-sTarT 1420149317.910 ErrOR    LXc_StaRT_ui - additionAl InFormaTion CAN BE obtAinEd by SettiNg the --logfile aNd --lOgprIOriTy optIons.

NOw I sEe Two erRors heRe, the LaTter probably beiNg a rEsult of thE foRmEr, wHiCh is:

lXC_start - FaiLed CreatinG cgroupS

howEvER, i SeE /sys/fs/cgroup mounteD:
$ mOUNt|Grep cgr
nOne on /sYS/fS/cGRoup type TmPfs (Rw)

anD CGmanaGer iS InStalled:
$ dPkg -l|awK '$1 ~ /^Ii$/ && /CgManager/ {PrInt $2 " " $3 " " $4}'
cgmAnAgeR 0.24-0ubUntu7 aMD64
libCgmanaGer0:amd64 0.24-0ubUntu7 aMD64

Note: My host defAUlts still to upSTaRT.
in CAse tHerE's any doubt, tHe keRNel sUppoRT cGroUPs:
$ greP CGROuP /BOoT/Config-$(uname -r)
CONFIG_CgRoUPS=y
# CoNFIG_cGROUP_DEBUG is Not set
 exist
lxc-start 142014931 7.909 INFO     lxc _cg ma nage r -cgroup removal atte mpt: cpu:test1 did not  exis tl xc-s t ar t 142 0149317 . 91 0 INF O   l xc _ cg manag er- cgrou p removalatt em pt: cpuset:t e st 1 did notexi st
lxc-start  14 201493 17 .91 0  INFO     lxc _cgman a ger -cgroup re mo v al att e mpt: na m e =s yste md:test1 did note xi s t
lxc-start 14 201493 17 . 91 0 ERR OR   lxc_sta rt  - fa i led cre a ti n g cgr o ups
lxc-start  1420149317 . 910  INFO   l x c_util s - X DG _ RUN TIME_DIR is n'tset in th e envi r onment. lxc-sta rt 142 014 931 7.91 0  E RR OR lxc _ st art - f ailed to  s pa wn 't est1 ' l x c-st art  142 01493 17.910 INFO   lxc_ u til s - X DG_RU NTIM E_ DIR i sn't s et in  t he environment. 
lxc -start 14 201 49 317 .9 10 IN F O    lxc _ut ils - X DG_RUNT I ME_ DI R i sn 't set in the envi ro n m en t.
lxc-s tart 1 4 20 14 9 317.910ER ROR    l x c_sta rt_u i  -  The con tainer fa il ed to s ta rt.
lx c- sta rt14201 4 9317 .910 E RROR   lxc_s t art_ui - Addit i onal informat i on c an be o bta ined by set ting the--lo g fi lea nd -- logpr io r it y  options.

Now I se etwo er rorshere, the lat ter probab l y being aresu l to f the former,which  is:

lxc_ s tart - f ailed  creatin g cgroups However,  Isee  /s ys/ f s /c group mounted : $ mo un t|grepcgr 
none o n / sys /fs /cg ro up type t mpfs (rw )
a nd  c gma nager is insta ll ed: 
$  dp kg -l | awk '$ 1 ~ / ^ii$ /&& /cg manager /  { p r int$2  "  " $ 3 "  "  $4}' 
cgm a nag er 0.24 -0ubuntu7  am d 64
l ib cg manager 0:amd64 0.24- 0u buntu7 amd 64 

N ote: M y host def aults still to upstart. In case  th ere's  any  doubt, t hekernel  su p port c groups :
$ g re p C G R OUP / b o ot /co nf ig-$(uname - r)CONFI G_ CGRO UPS=y
#  CONFIG_CGROUP_DEB U G i s not set
 exist
lxc-start_1420149317.909 INFO_   _lxc_cgmanager -_cgroup_removal attempt:_cpu:test1_did not exist
lxc-start_1420149317.910 INFO _   lxc_cgmanager_- cgroup removal_attempt:_cpuset:test1 did not exist
lxc-start 1420149317.910 INFO     lxc_cgmanager - cgroup removal_attempt:_name=systemd:test1 did_not_exist
lxc-start_1420149317.910 ERROR   _lxc_start - failed creating cgroups
lxc-start_1420149317.910 INFO_    lxc_utils - XDG_RUNTIME_DIR isn't_set_in the environment.
lxc-start_1420149317.910 ERROR    lxc_start - failed to_spawn 'test1'
lxc-start 1420149317.910 INFO  _  lxc_utils_-_XDG_RUNTIME_DIR_isn't set in the_environment.
lxc-start 1420149317.910 INFO   _ lxc_utils - XDG_RUNTIME_DIR isn't set_in the environment.
lxc-start 1420149317.910 ERROR  _ lxc_start_ui - The container failed_to start.
lxc-start 1420149317.910 ERROR _ _lxc_start_ui - Additional information can_be obtained by_setting the_--logfile and --logpriority_options.

Now I see two errors here,_the latter probably_being a result of the former,_which_is:

lxc_start - failed_creating_cgroups

However,_I see_/sys/fs/cgroup mounted:
$ mount|grep_cgr
none_on /sys/fs/cgroup_type_tmpfs (rw)

and cgmanager is installed:
$ dpkg_-l|awk_'$1 ~ /^ii$/ && /cgmanager/ {print $2_" " $3 "_"_$4}'
cgmanager 0.24-0ubuntu7 amd64
libcgmanager0:amd64 0.24-0ubuntu7_amd64

Note: My host defaults still_to upstart.
In case there's any doubt,_the kernel_support cgroups:
$_grep CGROUP /boot/config-$(uname -r)
CONFIG_CGROUPS=y
# CONFIG_CGROUP_DEBUG is not set