Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

On Thu, Jul 11, 2013 at 03:24:27PM -0700, cesar wrote: > Hi to all > > About of my problem of DRBD replication, please see this link: > http://drbd.10923.n7.nabble.com/Replication-problems-constants-with-DRBD-8-3-10-td17896.html > > After, I made these changes: > 1- Changed the drbd version to 8.

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

Hi to all About of my problem of DRBD replication, please see this link: http://drbd.10923.n7.nabble.com/Replication-problems-constants-with-DRBD-8-3-10-td17896.html After, I made these changes: 1- Changed the drbd version to 8.4.2 2- Changed the realtek NICs for Intel PRO/1000 Pt Dual Port Serve

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

On Jul 01, 2013; 4:40am Lars Ellenberg wrote: >If you quote me in some other thread out of context, >at least give a pointer to the original thread: >http://www.gossamer-threads.com/lists/drbd/users/25466#25466 >You'll notice that the sentence you chose to quote >was an *anti* recommendation. A

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

Hi Lars Ellenberg *Into this topic/thread, you said me that:* "With special purpose built fencing handlers, we may be able to fix your setup so it will freeze IO during the disconnected period, reconnect, and replay pending buffers, without any reset." *I am interested in getting this, please con

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

See below. On Fri, Jun 28, 2013 at 08:34:50PM -0700, cesar wrote: > Hi guys > > can anybody help me > I will be very grateful if anyone can help me > > *Mr. Lars Ellenberg tell me that:* > "With special purpose built fencing handlers, > we may be able to fix your setup so it will freeze IO

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

Hi guys can anybody help me I will be very grateful if anyone can help me *Mr. Lars Ellenberg tell me that:* "With special purpose built fencing handlers, we may be able to fix your setup so it will freeze IO during the disconnected period, reconnect, and replay pending buffers, without any

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

*Many thanks Lars Ellenberg for your answers.* Your suggestions are very important to me... :-) I feel like a novice beside you, and be very grateful if you can help *My answers and quesions:* 1- About of: "So what is it now? urgent, or just "curious"? ;-) " : A= First I was in a hurry to finis

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

On Sat, Jun 15, 2013 at 01:29:40AM -0700, cesar wrote: > Hello everyone > > *Please Urgent, my servers are in production* > > I am in a serious problem and need help ... On Sun, Jun 16, 2013 at 02:13:45PM -0700, cesar wrote: > About of call to linbit, i don't need fix this immediately (thanls

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

d-user- > boun...@lists.linbit.com] On Behalf Of cesar > Sent: Monday, June 17, 2013 10:34 AM > To: drbd-user@lists.linbit.com > Subject: Re: [DRBD-user] Replication problems constants with DRBD 8.3.10 > > Hi to all people > > Excuse me if I ask a question from rookie > &

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

Realtek NICs are garbage... For an entertaining read, look at the header of the kernel drivers. The author goes into detail on why they are such crap. In my own testing, they do not provide their advertised speeds and their jumbo frame support is laughable. It's not a question of newer drivers;

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

Hi to all people Excuse me if I ask a question from rookie But tell me that: "the in-kernel realtek drivers of the 2.6.32 kernel were known to cause troubles. I still have to replace them for optimum stability. try to install the current version of the driver from realtek ot switch to Intel-NICs"

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

On Sun, Jun 16, 2013 at 11:13 PM, cesar wrote: > The problem persist, I have a feeling that i must to arm myself with > patience and change some hardware > I think the fastest way to "change some hardware" is to switch the bond to the second set of interfaces ... Luca ___

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

Thanks to all people for your patience, and especially to Digimer for explain and share their knowledge. The problem persist, I have a feeling that i must to arm myself with patience and change some hardware More data: -- The Hardware are identical About of call to linbit, i don't need f

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

On Sun, Jun 16, 2013 at 8:07 PM, Digimer wrote: > Having identical hardware in back-to-back config maximizes the chance that > the packets will arrive in order, but it does not guarantee it. > Thanks Digimer, This is what I understand even with identical hardware in back-to-back config ... but I

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

On 06/16/2013 11:39 AM, Adam Goryachev wrote: On 16/06/13 18:47, Luca Fornasari wrote: On Sun, Jun 16, 2013 at 6:44 AM, cesar mailto:br...@click.com.py>> wrote: And about DRBD over a direct connection in mode round robin, can you give me links or comments about this case? (This is v

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

On 06/16/2013 06:29 AM, cesar wrote: Thanks Luca Fornasari for your answer Please let me tell you that: 1- I use direct conection for DRBD (NIC to NIC) 2-I don't have changed my sysctl.conf file, this file are as the original instalation. 3- Making tests, first I change the directive net data-i

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

On 16/06/13 18:47, Luca Fornasari wrote: > On Sun, Jun 16, 2013 at 6:44 AM, cesar > wrote: > > > And about DRBD over a direct connection in mode round robin, can > you give me > links or comments about this case? (This is very important for me > because

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

Thanks Luca Fornasari for your answer Please let me tell you that: 1- I use direct conection for DRBD (NIC to NIC) 2-I don't have changed my sysctl.conf file, this file are as the original instalation. 3- Making tests, first I change the directive net data-integrity-alg sha1 to md5, and after of

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

On Sun, Jun 16, 2013 at 6:44 AM, cesar wrote: > Right digimar, Red Hat did the fence software. > > Only for comment, please see this link of Red Hat, and you will see that > "fence_ack_manual" is supported: > https://access.redhat.com/site/articles/27136 > In my opinion "fence_ack_manual" is sup

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

Right digimar, Red Hat did the fence software. Only for comment, please see this link of Red Hat, and you will see that "fence_ack_manual" is supported: https://access.redhat.com/site/articles/27136 And about DRBD over a direct connection in mode round robin, can you give me links or comments abo

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

On 06/16/2013 12:05 AM, cesar wrote: Thanks again digimer for your answer I read your link, but with DRBD i use direct connection to the NICs and not over switches. But as I'm in front of a problem, I will try in mode active-backup. But if you can give me links for this case I will be very grat

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

Thanks again digimer for your answer I read your link, but with DRBD i use direct connection to the NICs and not over switches. But as I'm in front of a problem, I will try in mode active-backup. But if you can give me links for this case I will be very grateful And about of fencing, I meant "fe

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

On 06/15/2013 08:08 PM, cesar wrote: Thanks digimer for your prompt response. About of DRDB and bond Round-Robin: In this link: http://www.howtoforge.com/high-availability-nfs-with-drbd-plus-heartbeat You will see that RR for DRBD is recommended, but inside my ignorance, I do not know what to sa

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

Thanks digimer for your prompt response. About of DRDB and bond Round-Robin: In this link: http://www.howtoforge.com/high-availability-nfs-with-drbd-plus-heartbeat You will see that RR for DRBD is recommended, but inside my ignorance, I do not know what to say Then please could you give me some l

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

First thing that jumps out at me is that the round-robin bonding is not supported. Only mode=1 (Active/Passive) is. Secondly, you do not have fencing, so when the network error occurred, you got a split brain; > Jun 14 08:50:13 kvm5 kernel: block drbd0: Split-Brain detected but > unresolved, dr

[DRBD-user] Replication problems constants with DRBD 8.3.10

Hello everyone *Please Urgent, my servers are in production* I am in a serious problem and need help *My my scenario* - I have two workstations ASUS P8H77-M PRO with Intel core I7, Proxmox VE 2.3, DRBD 8.3.10, LVM on top of DRBD - 2 NICs Realtek RTL8111/8168 PCI-E of 1 Gb/s in bond round robin o

Re: [DRBD-user] Replication problems constants with DRBD 8.3.10

Hi. I again About my previous post, the correct version of DRBD is 8.3.13 And i will be extremely grateful to anyone who can help me -- View this message in context: http://drbd.10923.n7.nabble.com/Replication-problems-constants-with-DRBD-8-3-10-tp17896p17897.html Sent from the DRBD - User