Re: [Users] Performance degradation on 042stab113.X

2016-03-30 Thread Narcis Garcia
You could return to v108 and watch performance again. El 29/03/16 a les 22:19, Karl Johnson ha escrit: > Disks are fine and RAID is optimal. It doesn't happen only when backups > run but it's easier to see during this time. What's strange is that > there were no issue on <108 kernels. > > It cou

Re: [Users] Performance degradation on 042stab113.X

2016-03-30 Thread Vasily Averin
Dear Karl, thank you for explanation. however some details are still not it clear. I believe you use simfs containers (otherwise you can do not worry about PSBM-34244, using of 113.12 kernels also confirms it) but it isn't clear how exactly you backup your nodes. Do you dump whole partition with

Re: [Users] Performance degradation on 042stab113.X

2016-03-30 Thread Vasily Averin
On 30.03.2016 12:48, Vasily Averin wrote: > Dear Karl, > > thank you for explanation. > however some details are still not it clear. > > I believe you use simfs containers (otherwise you can do not worry about > PSBM-34244, > using of 113.12 kernels also confirms it) > but it isn't clear how exa

[Users] [TRD] Containers migration via vzmigrate in Vz7

2016-03-30 Thread Nikita Spiridonov
1. Feature CT migration via vzmigrate in Vz7 2. Description CT migration on Vz7 include following major scenarios and features: - Offline migration of CT - Offline migration or running CT (iterative disks migration + restart) - Online migration of CT via CRIU - Move of CT via vzmlocal - Clone o

Re: [Users] Performance degradation on 042stab113.X

2016-03-30 Thread Karl Johnson
Hi Vasily, I do indeed use simfs / ext4 / cfq. Only a backup of each containers private areas is done with vzdump and then transferred to a backup server with ncftpput. Compressing the data is OK while transferring the dump over local network peak the load so the issue is with (read) IO. I’m tryi

Re: [Users] ploop mount question

2016-03-30 Thread Kir Kolyshkin
Hi Simon, First, please use users@ mailing list for further communication. The rationale behind this is pretty simple, let me explain. In most of the software projects, a number of users is way higher than the number of developers. Similarly, a number of people who can ask questions is way h