[Openstack] MTU/Fragmentation/Retransmission Problem in Juno using GRE

2015-01-19 Thread Eren Türkay
Hello, This will be a long e-mail and I will present my findings on the $subject. I have been debugging this problem for 6 days and I have pinpointed where the problem lies but I haven't been able to fix it. I would really appreciate if you can read it. I hope this e-mail will be reference in the

Re: [Openstack] MTU/Fragmentation/Retransmission Problem in Juno using RE

2015-01-20 Thread Eren Türkay
On 20-01-2015 11:37, Miguel Ángel Ajo wrote: > Hi Eren, Hello Miguel, > I had a couple of days debugging MTU + Juno, with openstack RDO, while I > didn’t see the bridge packet reconstruction problem (I didn’t need to > disable bridge-nf-call-iptable) I saw all the other problems. That’s why

Re: [Openstack] MTU/Fragmentation/Retransmission Problem in Juno using RE

2015-01-21 Thread Eren Türkay
On 20-01-2015 15:37, Miguel Ángel Ajo wrote: > Hi Eren, good luck, and keep us updated. Hello, Today I've installed Juno using official documentation with VXLAN networking (Host OS is Ubuntu Server 14.04). I have exactly the same issues with previous installation (GRE). qbr bridge, after tap, rec

Re: [Openstack] MTU/Fragmentation/Retransmission Problem in Juno using GRE [FIXED]

2015-01-22 Thread Eren Türkay
On 21-01-2015 15:55, Eren Türkay wrote: > I needed to lower the internal leg in router namespace to match VMs MTU > to get ICMP packets working. With this setting, ICMP packets are OK and > any length can be send across the network. Hello, I fixed the retransmission issue with the

[Openstack] Source Packages in Ubuntu Cloud Archive

2015-02-06 Thread Eren Türkay
Hello, I've been trying to find how openstack packages in ubuntu are developed but I've failed to find a source repository. Is there a git repository from which I can checkout the packages and play with them? Ubuntu-kernel team maintains git repository for each ubuntu version. It's trivial to chec

Re: [Openstack] Source Packages in Ubuntu Cloud Archive

2015-02-06 Thread Eren Türkay
On 06-02-2015 11:01, James Page wrote: > Hi Eren Hi James, > Hopefully that gives you a good pointer - there are more details at > [0] - if you have a change that is useful, please just proposed your > changes back against those branches: Thank you for your quick answer! This gives a good pointe

Re: [Openstack] higher MTU for all interfaces

2015-02-08 Thread Eren Türkay
On 08-02-2015 21:56, mad Engineer wrote: > Hello all is there any way we can change MTU of all relevant > interfaces of instances,if i set > dhcp-option-force=26,1400 will it change MTU of all relevant > interfaces like qbr qvo br-int etc etc > is there any way to change MTU of all neutron interfac

Re: [Openstack] Swift Clients for Windows.

2015-06-15 Thread Eren Türkay
ions from CloudBerry? I have used backup solution from CloudBerry which copies local data to Swift storage and it works fine. I haven't tried their drive solutions but you can give a try. Please check their tools page: http://www.cloudberrylab.com/openstack-tools.aspx Regards, Eren -- Eren

Re: [Openstack] [Swift] block I/O all disks

2015-11-09 Thread Eren Türkay
sole on the servers that hang. Here is the information about how to setup: https://www.kernel.org/doc/Documentation/networking/netconsole.txt At least you may be able to see the kernel log just before the machines hang. I hope you find it useful. Regards, -- Eren Türkay, System Administra