[Users] nginx, inside openvz CT, worker_cpu_affinity

pus does not specified in CT config? How will it work, if --cpus is specified and less then physical cores? How will it work, if --cpus is specified and CPU has hyper-threading and 1) --cpus less then cpu cores 2) or --cpus less and odd(!) (example: --cpus: 3, physical CPU cores: 4 + HT)

[Users] AES-NI inside CT

Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo/users

[Users] vzctl --noatime

Hello all, couple years ago vzctl had option --noatime. But now there is no such option: # vzctl set ${ve} --noatime yes --save non-option ARGV-elements: --save # man vzctl | grep noatime # What happened with it? Did not find anything about it in google. -- Best Regards, Nick Knutov http

[Users] cpu limit in % for user inside CT

Hello all, Is it possible to set cpu limit in % for specific user inside CT? -- Best Regards, Nick Knutov ___ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo/users

Re: [Users] flashcache

mpiling and using it. > > Any other SSD caching software that works with openvz? -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo/users

Re: [Users] flashcache

> I knew about few incidents with ___FULL___ data loss from customers of > flashcache. Beware of it in production. > > If you want speed you can try ZFS with l2arc/zvol cache because it's > native solution. -- Best Regards, Nick Knutov http://knutov.com ICQ

Re: [Users] flashcache

ttp://zfsonlinux.org/) is as stable but more performant than it is on the > OpenSolaris forks... so you can build your own if you can spare the people to > learn the best practices. > > I don't have a use for ZFS myself so I'm not really advocating it. > > TYL, > --

Re: [Users] flashcache

of > flashcache. Beware of it in production. > > If you want speed you can try ZFS with l2arc/zvol cache because it's > native solution. -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ User

Re: [Users] flashcache

ext4 in individual zvols? I > have done some testing with root and private directly on a zfs file > system and so far everything seems to work just fine. > > What am I to expect down the road? -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voi

Re: [Users] flashcache

t;> >change, I don't see why the inode numbers should change. > Do you have really working zero downtime vzmigrate on ZFS? > -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mailing list User

[Users] vzmigrate to /vz2 instead of /vz

I have old server with usual disks and new server with two ssd which are smaller size. I have /vz on one disk and /vz2 on another. I want to live migrate CTs from the old server to specified partition on the new server but I can't find how to do it. Does anybody know? -- Best Regards,

[Users] backup ploop

amp;& run CT -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo/users

Re: [Users] vzmigrate to /vz2 instead of /vz

with mount --bind, but this is also not a good way. 12.09.2014 5:33, Devon B. пишет: > On 9/11/2014 7:00 PM, Nick Knutov wrote: >> I have old server with usual disks and new server with two ssd which are >> smaller size. I have /vz on one disk and /vz2 on another. >> >> I

Re: [Users] vzmigrate to /vz2 instead of /vz

the second SSD > prior to migrating. > > mkdir /vz2/private/VEID > ln -s /vz2/private/VEID /vz/private/VEID > > Then try the migration, does it work? > > On 9/11/2014 8:51 PM, Nick Knutov wrote: >> I'm not good enough with such openvz internals and was hoped there

Re: [Users] vzmigrate to /vz2 instead of /vz

> On 9/11/2014 9:57 PM, Nick Knutov wrote: >> I did exactly so. >> >> Migration to symlink is working. And CT is running ok after. But >> private/root paths are rewritten after migration to /vz + for simfs with >> billions small files running CT from symlink can be

[Users] convert to ploop

l set ${ve} --diskinodes 10:10 --save and there are about 20Gb of files inside this CT. 2.6.32-042stab093.5 and latest ploop. -- Best Regards, Nick Knutov ___ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo/users

Re: [Users] convert to ploop

ized > to as low as 40G, the minimum seems to be around 240G (values printed in > the error message are in sectors which are 512 bytes each). > > Solution: please be reasonable when requesting diskinodes for ploop. -- Best Regards, Nick Knutov _

Re: [Users] convert to ploop

erting. So for 40GiB, set diskinodes to 2621440 > > Either that, or just remove the DISKINODES from CT config > >> On 10/24/2014 8:05 PM, Nick Knutov wrote: >>> >>> Thanks, now I understand why this occurred, but what is the easiest way >>> to conver

Re: [Users] Shortest guide about running OpenVZ containers on top of ZFS

over iSCSI... ..and there are still no speed tests. 12.11.2014 15:20, Pavel Odintsov пишет: > Any questions/suggestions/performance test and other feedback are > welcome here or on GitHub! -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-

Re: [Users] Shortest guide about running OpenVZ containers on top of ZFS

x27;t this issues by design. Quotes maybe problems, good > addition. I just added remark about quotes to comparison table. > > On Wed, Nov 12, 2014 at 9:56 PM, Nick Knutov wrote: >> Well, good beginning, but.. >> >> as we discussed earlier: >> >> in most cases o

Re: [Users] Shortest guide about running OpenVZ containers on top of ZFS

Oh. I missed this. 13.11.2014 2:28, Devon B. пишет: > I don't think you can just run ploop over ZFS. Ploop requires ext4 as > the host filesystem according to bug 2277: > https://bugzilla.openvz.org/show_bug.cgi?id=2277 -- Best Regards, Nick Knutov http://knutov.com ICQ: 27287

[Users] target VE_PRIVATE for vzmigrate

te`. Is it possbile? (I know I can edit source, just want to check is it already implemented while I can't find it) -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mailing list Users@o

Re: [Users] [TRD] Changes in network shaping for vz7

jira.sw.ru/browse/PSBM-34874 > > *6. What was checked by developer > * > > *a) *Two servers connected with a crossover. Measured HTB accuracy, > got the following results: > https://jira.sw.ru/browse/PSBM-18245?focusedCommentId=2525949&page=com.atlassian.jir

Re: [Users] SIMFS users

Bronnikov пишет: > we want find people who still use simfs for OpenVZ containers. > Do we have such users? -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mailing list Users@openvz.org

[Users] ext4 mount options for Ploop on SSD

Hello all, what are the best/recommended mount options for ext4 on SSD disks for a large amount of Ploop-only CTs? -- Best Regards, Nick Knutov Voice: +7-904-84-23-130 ___ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo

[Users] live migration inside one physical node

Is it possible to do live migration between physical disks inside one physical node? I suppose the answer is still no, so the question is what is possible to do for this? -- Best Regards, Nick Knutov Voice: +7-904-84-23-130 ___ Users mailing list

Re: [Users] live migration inside one physical node

uot;vzctl restore CTID" after you changed the configuration file. > > On 09/08/2015 07:14 AM, Nick Knutov wrote: > > > Is it possible to do live migration between physical disks inside one > > physical node? > > > I suppose the answer is

[Users] ploop on ext4 without journal - bug?

Cancelling... so I have to log in other ssh session and kill -9 it. Kernel: 042stab108.8 Is it a bug or I'm doing something wrong? -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users maili

[Users] ipset and openvz

I know ipset is not virtualized, but I have number of trusted CTs and I want to use ipset inside them (and it's ok in my case to share all data between CTs and node). Is it possible to enable ipset for selected CTs? -- Best Regards, Nick K

Re: [Users] ploop on ext4 without journal - bug?

dered (and still tune2fs -O ^has_journal) be fine? Was that fixed bug already compiled and sent to yum repository (package ploop I suppose) ? 07.10.2015 17:03, Dmitry Monakhov пишет: > Sergey Bronnikov writes: > >> Dima, could you help? >> >> On 02:08 Wed 30 Sep , Nic

Re: [Users] ploop on ext4 without journal - bug?

Was that fixed bug already compiled and sent to yum repository (package ploop I suppose) ? 07.10.2015 17:03, Dmitry Monakhov пишет: > Sergey Bronnikov writes: > >> Dima, could you help? >> >> On 02:08 Wed 30 Sep , Nick Knutov wrote: >>> Hello all, >>>

Re: [Users] ploop on ext4 without journal - bug?

dered? 07.10.2015 21:05, Dmitry Monakhov пишет: Nick Knutov writes: yes, I'm using SSDs. Partition was tune2fs -O ^has_journal /dev/sdX so I thought the journal was removed completely and data= section is not important at all. WOW.. This is hilarious. Indeed even w/o journal ext4 show jo

[Users] recalculate quota

Is it possible to recalculate quota without stopping vds and vzquota drop? Case from real life: vzmigrate (or vzmove, which I plan to release soon) with exclude filter for rsync to exclude hundreds gigabytes of cache files. -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice

Re: [Users] recalculate quota

. -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo/users

[Users] migrate fails when fuse mounted

x27;t migrate Error: CPU capabilities check failed! Error: Destination node CPU is not compatible Error: Can't continue live migration Should it be so? What is possible to do with this? Thanks -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904

Re: [Users] migrate fails when fuse mounted

again. 2015-10-28 12:22 GMT+03:00 Nick Knutov <mailto:m...@knutov.com>>: Hello all, I have CT with sshfs mounted. When I tried to migrate this CT I got: Starting live migration of CT ... to ... OpenVZ is running... Checking for CPT version compatibility Checking

Re: [Users] flashcache

No. Even 2.x flashcashe is not possible to compile with recent openvz rhel6 kernels. 13.11.2015 15:57, CoolCold пишет: Bumping up - anyone still on flashcache & openvz kernels? Tried to compile flashcache 3.1.3 dkms against 2.6.32-042stab112.15 , getting errors: -- Best Regards,

Re: [Users] flashcache

SSD acceleration, i.e. it is distributed and it offers file system corruption prevention (background scrubbing). -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mailing list Users@openvz.org

Re: [Users] flashcache

storage in clusters > 7 - 9 nodes and wishes to share his or her experience, that's more than welcome. Thanks, Corrado On 16/11/2015, at 4:44 AM, Nick Knutov wrote: Unfortunately, pstorage has two major disadvantages: 1) it's not free 2)

[Users] vzctl create with ploop not working

After kill -9 I have empty folder with path /vz5/private/2016 (not 2016.tmp!) dmesg | tail ploop19205: unknown partition table What can be wrong? -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mai

Re: [Users] simfs challenge

_ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo/users -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo/users

Re: [Users] simfs challenge

ou. -- Best regards, Konstantin Khorenko, Virtuozzo Linux Kernel Team On 01/28/2016 02:42 PM, Nick Knutov wrote: Hello, One of big reasons to prefer simfs over ploop is disk space overhead in ploop after using snapshots (for backups for example). It can be really huge - we have one CT which takes 1

Re: [Users] simfs challenge

really be much more efficient than it is now without committing the write log, which is what happens when you merge/delete the snapshot. -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mailing list User

Re: [Users] simfs challenge

ok, OVZ-6680 created. 04.02.2016 13:16, Konstantin Khorenko пишет: Hi Nick, i haven't found a jira issue from you, have you filed it? On 01/29/2016 05:04 AM, Nick Knutov wrote: Yes, the question is about ploop of course. How to get metadata of ploop image? `man what`? If you are ok

[Users] ploop block size

I think I saw it in the wiki but was unable to find now How to create ploop CT with vzctl create using smaller ploop block size then defaut 1MB ? Can I change it in some config file? -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130

[Users] limit cpu per user

Hello, is it possible now to limit CPU per user inside CT? I assume it should be possible with cgroups but I don't know what exactly keywords should I google. kernel - latest openvz6 -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-2

Re: [Users] OpenVZ Community Newsletter, June 2016

econd, the logo for OpenVZ projects is updated to be more aligned with the Virtuozzo logo. The artwork, including buttons, is available in the OpenVZ wiki [2]. ... Links = [1] https://lists.openvz.org/pipermail/users/2016-June/006927.html [2] https://openvz.org/Artwork ... -- Best Regards,

[Users] PCI-e NVMe and OpenVZ 6

Hello all, will PCI-e NVMe like Intel P3600 and P3608 work with OpenVZ 6 if it is not boot drive? or should I forget about NVMe untill Virtuozzo 7 -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users

[Users] NVMe and Virtuozzo 7

As far as I understand - Virtuozzo 7 kernel DOES NOT contain latest NVMe driver and RHEL 7 kernel has some speed problerms with NVMe. Are there any official recomendations or suggestions from Openvz team? -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130

[Users] Dirty COW

Does OpenVZ affected by Dirty COW? What is the best solution to fix it now? -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo/users

Re: [Users] Dirty COW

://www.spinics.net/lists/stable/msg147964.html On 21.10.2016 19:39, Vasily Averin wrote: yes 2.6.22+ are affected here you can find an system tap script for mitigation: https://bugzilla.redhat.com/show_bug.cgi?id=1384344#c13 On 21.10.2016 19:22, Nick Knutov wrote: Does OpenVZ affected by Dirty

Re: [Users] Dirty COW

st Users@openvz.org https://lists.openvz.org/mailman/listinfo/users -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo/users

[Users] openvz6, top and free memory

Hello all, `top ` shows privvmpages as used memory with all latest Openvz 6 kernel, instead of oomguarpages. Is it possible to fix it? I suppose it happened after COW bug was fixed ps: vswap is used, of course. -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84

Re: [Users] How OVZ community treats Vz7

___ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo/users -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-23-130 ___ Users mailing list Users@openvz.org https

[Users] Is it possible to use sa inside CT's?

Hello all, Is it possible to use sa inside CT's? When I do # sa -im inside CT I get sa: ERROR -- print_stats_nicely called with num_calls == 0 But all seems to be ok if run on the node. -- Best Regards, Nick Knutov http://knutov.com ICQ: 272873706 Voice: +7-904-84-2

Re: [Users] Is it possible to use sa inside CT's?

in the logfiles. Afaik accton (=BSD Process Accounting) can't be run in a OpenVZ container. Bye, Thorsten ___ Users mailing list Users@openvz.org https://openvz.org/mailman/listinfo/users -- Best Regards, Nick Knutov http://knutov.com ICQ

Re: [Users] Is it possible to use sa inside CT's?

Done, http://bugzilla.openvz.org/show_bug.cgi?id=1380 How to know when it is planned to be done? Will it be in near future? 09.11.2009 19:54, Kir Kolyshkin пишет: Nick Knutov wrote: Yes, # accton on Turning on process accounting, file set to the default '/var/log/account/pacct

[Users] ext4 + openvz RHEL6

Hello all, are there any known problems with ext4 on latest development RHEL6 OpenVZ kernel? -- Best Regards, Nick Knutov ___ Users mailing list Users@openvz.org https://openvz.org/mailman/listinfo/users