What file system do you have configured on this box? Inviato da iPhone
> Il giorno 20 dic 2016, alle ore 04:18, Prashant Shetty > <prashantshetty1...@gmail.com> ha scritto: > > Hi Jose, > > As mentioned in previous email it doesn't work on ubuntu 14.04 machine. > > stack@devstackvm:~$ cat /proc/3070/limits | grep "Max open files" > Max open files 1024 4096 files > stack@devstackvm:~$ > stack@devstackvm:~$ echo -n "Max open files=8192:unlimited" > > /proc/3070/limits > -bash: /proc/3070/limits: Permission denied > stack@devstackvm:~$ sudo echo -n "Max open files=8192:unlimited" > > /proc/3070/limits > -bash: /proc/3070/limits: Permission denied > stack@devstackvm:~$ > > root@devstackvm:/home/stack# echo -n "Max open files=8192:unlimited" > > /proc/3070/limits > bash: echo: write error: Invalid argument > root@devstackvm:/home/stack# > > Thanks, > Prashant > >> On Tue, Dec 20, 2016 at 4:42 PM, Jose Manuel Ferrer Mosteiro >> <jmferrer.paradigmatecnolog...@gmail.com> wrote: >> You cannot modify /proc/3070/limits without root permissions. >> >> Try: >> >> ### >> sudo su - >> echo -n "Max open files=8192:unlimited" > /proc/3070/limits >> ### >> >> El 2016-12-19 19:21, John Petrini escribió: >> >>> Hi Prashant, >>> >>> On second thought that trick might only work on CentOS. You might have >>> success using prlimit instead. >>> >>> ___ >>> >>> John Petrini >>> >>> NOC Systems Administrator // CoreDial, LLC // coredial.com // >>> <blocked.gif> <blocked.gif> <blocked.gif> <blocked.gif> >>> Hillcrest I, 751 Arbor Way, Suite 150, Blue Bell PA, 19422 >>> P: 215.297.4400 x232 // F: 215.297.4401 // E: jpetr...@coredial.com >>> >>> <blocked.gif> >>> >>> The information transmitted is intended only for the person or entity to >>> which it is addressed and may contain confidential and/or privileged >>> material. Any review, retransmission, dissemination or other use of, or >>> taking of any action in reliance upon, this information by persons or >>> entities other than the intended recipient is prohibited. If you received >>> this in error, please contact the sender and delete the material from any >>> computer. >>> >>> >>>> On Mon, Dec 19, 2016 at 1:13 PM, Prashant Shetty >>>> <prashantshetty1...@gmail.com> wrote: >>>> Hi John, >>>> >>>> Echo option doesnt seems to work on below controller. >>>> >>>> stack@devstackvm:~$ cat /etc/lsb-release >>>> DISTRIB_ID=Ubuntu >>>> DISTRIB_RELEASE=14.04 >>>> DISTRIB_CODENAME=trusty >>>> DISTRIB_DESCRIPTION="Ubuntu 14.04.5 LTS" >>>> stack@devstackvm:~$ >>>> >>>> stack@devstackvm:~$ ps aux | grep nova-api >>>> stack 3070 1.1 0.1 271576 121092 pts/9 S+ Dec16 50:29 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3079 0.3 0.8 1045308 881676 pts/9 S+ Dec16 14:32 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3080 0.2 0.1 324808 161096 pts/9 S+ Dec16 9:25 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3081 0.2 0.7 980172 816468 pts/9 S+ Dec16 10:37 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3082 0.3 0.1 336824 173288 pts/9 S+ Dec16 16:11 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3083 0.4 0.1 338788 175264 pts/9 S+ Dec16 19:05 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3084 0.4 0.1 336616 172912 pts/9 S+ Dec16 17:41 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3085 0.2 0.8 1054900 891272 pts/9 S+ Dec16 10:09 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3086 0.2 0.1 325088 161228 pts/9 S+ Dec16 9:59 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3097 0.2 0.1 308088 151828 pts/9 S+ Dec16 11:10 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3098 0.2 0.1 308296 152360 pts/9 S+ Dec16 11:15 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3099 0.2 0.1 308708 152544 pts/9 S+ Dec16 11:42 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3100 0.2 0.1 309588 153624 pts/9 S+ Dec16 11:06 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3101 0.2 0.1 308372 152396 pts/9 S+ Dec16 11:14 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3102 0.2 0.1 308084 152052 pts/9 S+ Dec16 11:10 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3103 0.2 0.1 308380 152416 pts/9 S+ Dec16 11:09 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 3104 0.2 0.1 307652 151560 pts/9 S+ Dec16 10:29 >>>> /usr/bin/python /usr/local/bin/nova-api >>>> stack 8087 0.0 0.0 11752 2044 pts/21 S+ 10:07 0:00 grep >>>> --color=auto nova-api >>>> stack@devstackvm:~$ >>>> >>>> stack@devstackvm:~$ cat /proc/3070/limits | grep "Max open files" >>>> Max open files 1024 4096 files >>>> >>>> stack@devstackvm:~$ >>>> stack@devstackvm:~$ echo -n "Max open files=8192:unlimited" > >>>> /proc/3070/limits >>>> -bash: /proc/3070/limits: Permission denied >>>> stack@devstackvm:~$ sudo echo -n "Max open files=8192:unlimited" > >>>> /proc/3070/limits >>>> -bash: /proc/3070/limits: Permission denied >>>> stack@devstackvm:~$ >>>> >>>> root@devstackvm:/home/stack# echo -n "Max open files=8192:unlimited" > >>>> /proc/3070/limits >>>> bash: echo: write error: Invalid argument >>>> root@devstackvm:/home/stack# >>>> >>>>> On Mon, Dec 19, 2016 at 11:27 PM, John Petrini <jpetr...@coredial.com> >>>>> wrote: >>>>> Hi Preshant, >>>>> >>>>> You can change the open file limit of the running process by echoing the >>>>> value to it. For example... >>>>> >>>>> echo -n "Max open files=8192:unlimited" > /proc/<PID>/limits >>>>> >>>>> ___ >>>>> >>>>> John Petrini >>>>> >>>>> >>>>> >>>>> >>>>>> On Mon, Dec 19, 2016 at 12:21 PM, Prashant Shetty >>>>>> <prashantshetty1...@gmail.com> wrote: >>>>>> Hi Arne, >>>>>> Thanks for your reply. Currently all these services are running on >>>>>> ubuntu controller under screen. >>>>>> Do we have any option to set the file limit option for n-api service in >>>>>> this case?. I am not using systemd in my setup to run these services. >>>>>> >>>>>> Thanks, >>>>>> Prashant >>>>>> >>>>>>> On Mon, Dec 19, 2016 at 10:19 PM, Arne Wiebalck <arne.wieba...@cern.ch> >>>>>>> wrote: >>>>>>> Prashant, >>>>>>> >>>>>>> If this is for systemd, how about changing the nova-api unit file? >>>>>>> >>>>>>> Something like >>>>>>> >>>>>>> —> >>>>>>> [Service] >>>>>>> ... >>>>>>> LimitNOFILE=65536 >>>>>>> <— >>>>>>> >>>>>>> should do it. >>>>>>> >>>>>>> Cheers, >>>>>>> Arne >>>>>>> >>>>>>> >>>>>>> >>>>>>>> On 19 Dec 2016, at 17:23, Prashant Shetty >>>>>>>> <prashantshetty1...@gmail.com> wrote: >>>>>>>> Team, >>>>>>>> >>>>>>>> I have scale setup and metadata requests are seems to fail from >>>>>>>> instance. Main reason for failure is "Max open files" limit(1024) set >>>>>>>> on nova-api service. >>>>>>>> Though on controller we have set max open file limit of >>>>>>>> 65k(limit.conf), nova-api always comes up with 1024 limit causing >>>>>>>> failure. >>>>>>>> >>>>>>>> Could someone let me know how can we change the max open files limit >>>>>>>> of nova-api service? >>>>>>>> >>>>>>>> Setup Details: >>>>>>>> >>>>>>>> · Single controller >>>>>>>> · 500 KVM computes >>>>>>>> · Devstack branch: stable/newton >>>>>>>> · We have native metadata and dhcp running on platform >>>>>>>> · 3750 instances >>>>>>>> >>>>>>>> >>>>>>>> stack@controller:/opt/stack/logs$ ps aux | grep nova-api >>>>>>>> stack 14998 2.2 0.3 272104 121648 pts/8 S+ 09:53 0:14 /usr/bin/python >>>>>>>> /usr/local/bin/nova-api >>>>>>>> stack@controller:/opt/stack/logs$ >>>>>>>> stack@controller:/opt/stack/logs$ >>>>>>>> stack@controller:/opt/stack/logs$ cat /proc/14998/limits >>>>>>>> Limit Soft Limit Hard Limit Units >>>>>>>> Max cpu time unlimited unlimited seconds >>>>>>>> Max file size unlimited unlimited bytes >>>>>>>> Max data size unlimited unlimited bytes >>>>>>>> Max stack size 8388608 unlimited bytes >>>>>>>> Max core file size unlimited unlimited bytes >>>>>>>> Max resident set unlimited unlimited bytes >>>>>>>> Max processes 128611 128611 processes >>>>>>>> Max open files 1024 4096 files >>>>>>>> Max locked memory 65536 65536 bytes >>>>>>>> Max address space unlimited unlimited bytes >>>>>>>> Max file locks unlimited unlimited locks >>>>>>>> Max pending signals 128611 128611 signals >>>>>>>> Max msgqueue size 819200 819200 bytes >>>>>>>> Max nice priority 0 0 >>>>>>>> Max realtime priority 0 0 >>>>>>>> Max realtime timeout unlimited unlimited us >>>>>>>> stack@controller:/opt/stack/logs$ >>>>>>>> >>>>>>>> n-api: >>>>>>>> >>>>>>>> 2016-11-08 18:44:26.168 30069 INFO nova.metadata.wsgi.server >>>>>>>> [req-fb4d729b-a1cd-4df1-aaf8-3f854a739cce - -] (30069) wsgi exited, >>>>>>>> is_accepting=True >>>>>>>> Traceback (most recent call last): >>>>>>>> File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/hub.py", >>>>>>>> line 457, in fire_timers >>>>>>>> timer() >>>>>>>> File >>>>>>>> "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/timer.py", line >>>>>>>> 58, in __call__ >>>>>>>> cb(*args, **kw) >>>>>>>> File "/usr/local/lib/python2.7/dist-packages/eventlet/event.py", >>>>>>>> line 168, in _do_send >>>>>>>> waiter.switch(result) >>>>>>>> File >>>>>>>> "/usr/local/lib/python2.7/dist-packages/eventlet/greenthread.py", line >>>>>>>> 214, in main >>>>>>>> result = function(*args, **kwargs) >>>>>>>> File "/opt/stack/nova/nova/utils.py", line 1066, in context_wrapper >>>>>>>> return func(*args, **kwargs) >>>>>>>> File "/usr/local/lib/python2.7/dist-packages/eventlet/wsgi.py", >>>>>>>> line 865, in server >>>>>>>> client_socket = sock.accept() >>>>>>>> File >>>>>>>> "/usr/local/lib/python2.7/dist-packages/eventlet/greenio/base.py", >>>>>>>> line 214, in accept >>>>>>>> res = socket_accept(fd) >>>>>>>> File >>>>>>>> "/usr/local/lib/python2.7/dist-packages/eventlet/greenio/base.py", >>>>>>>> line 56, in socket_accept >>>>>>>> return descriptor.accept() >>>>>>>> File "/usr/lib/python2.7/socket.py", line 206, in accept >>>>>>>> sock, addr = self._sock.accept() >>>>>>>> error: [Errno 24] Too many open files >>>>>>>> >>>>>>>> Thanks, >>>>>>>> Prashant >>>>>>>> >>>>>>>> _______________________________________________ >>>>>>>> Mailing list: >>>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>>>>>> Post to : openstack@lists.openstack.org >>>>>>>> Unsubscribe : >>>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>>>>> >>>>>>> -- >>>>>>> Arne Wiebalck >>>>>>> CERN IT >>>>>> >>>>>> _______________________________________________ >>>>>> Mailing list: >>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>>>> Post to : openstack@lists.openstack.org >>>>>> Unsubscribe : >>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>>>> >>> >>> _______________________________________________ >>> Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>> Post to : openstack@lists.openstack.org >>> Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > > !DSPAM:1,5859251090622543419488! > _______________________________________________ > Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > Post to : openstack@lists.openstack.org > Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > > > !DSPAM:1,5859251090622543419488!
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