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Questions tagged [hetzner]

Hetzner Online AG is a major German web-hosting provider and data-centre operator.

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1answer
11 views

OfflineUncorrectableSector & CurrentPendingSector emails - what should I do?

Running Centos 7: I've just done a yum update followed by a reboot on one of my servers, and when it came back up I got two emails: First: OfflineUncorrectableSector Device: /dev/sdb [SAT], 28 ...
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1answer
52 views

KVM: guest with FQDN DNS resolution / no bridge

I have a (Hetzner) server with a public IP of eg. 123.123.123.123, and an additional IP of eg. 456.456.456.456. I want to serve some private webspace apps on 123.123.123.123, including a hidden ...
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1answer
83 views

Raid 5 the hard disks on Hetzner

Hi ordered a server from Hetzner and added a 500GB SSD to the server. Ran the installerimage and Im not sure Software Raid is working on all three Hard Drives of mine. How can I add Soft Raid to the ...
2
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1answer
117 views

Frequent Proxmox server interruptions in Hetzner

Unfortunately, there is a problem with server access at hetzner datacenter for some time. When we connect to the server with a KVM, we find that the server has not crashed, as if the server's network ...
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1answer
76 views

KVM public ip setup with subnet /29

I have a dedicated server from hetzner with one additional /29 subnet i have configured a bridge network which looks fine to me 2: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq ...
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1answer
135 views

Hetzner IP Subnet on Windows 10 VM

I have created a brouter (bridge router) on my CentOS 7 KVM Host machine. I am trying to assign an IP from an addon subnet that Hetzner has provided. The following is the working configuration for a ...
2
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1answer
47 views

Is it possible to change the IPv6 address of docker0 bridge?

I'm trying to set up a docker based application on a virtual server running Ubuntu. The application is supposed to work with IPv6. No problem, I got a /64 network from my server provider, it is ...
0
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1answer
46 views

Google Domains & Hetzner

I have a server with Hetzner, and a few domains with Google Domains. I have an Apache server running on port 80, and a Node server running on port 8080. If my server's IP is 192.0.2.4 and my domain ...
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2answers
405 views

Hetzner's installimage script, RAID1 hard drives + SSD

I just purchased a server from Hetzner, with two 4TB hard drives and one 1TB SSD. I want to setup the two hard drives (/dev/sda & /dev/sdb) in RAID1 and install the OS on them, and have the SSD (/...
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1answer
129 views

Hetzner netscan abuse [duplicate]

A few days back I have received the abuse notification from Hetzner datacenter. There seems to be a netscan going on my server. What I don't understand is that why the destinations are the local ...
1
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1answer
243 views

Ubuntu full disc encryption on Hetzner Cloud adding add static route in initramfs

I try to setup Ubuntu with full disc encryption on top of Hetzner Cloud. I got everything to work except the network connection in initramfs. Thanks to the UI console its possible to unlock, but I ...
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1answer
1k views

Port can't open on Ubuntu 16.04

I have a Ubuntu 16 installed on a Hetzner's VPS. I want to open port 11121 which I did it several times before on other VPSs. I've tried ufw & iptables but when I check, I see the port is still ...
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0answers
298 views

How to install RDO (OpenStack) in Hetzner?

I have tried to install OpenStack on Hetzner (dedicated server), but it does not finish the installation correctly. I have followed this official guide: RDO Installation The same installation was ...
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2answers
227 views

How to access guest virtual with CentOS using additional ip?

I have a dedicated server in Hetzner. In which I have installed CentOS 7.4, inside it I have KVM with another CentOS 7.4. I have requested an additional ip from Hetzner that has a Mac separated for ...
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0answers
765 views

Forwarding traffic with one ip proxmox

I have a hetzner dedicated server, and i've installed proxmox. I have only one ip and i need to forward traffic and ports to VMs. I've followed proxmox network tutorial with no success: can't access ...
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1answer
1k views

Getting Ubuntu 16.04 on a ZFS root on a Hetzner dedicated server

By now, it's well possible to get Ubuntu 16.04 running on a ZFS root-fs. Ubuntu 16.04 has ZFS in the default package manager, and with guides like this, it's not hard to get started. However, all ...
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1answer
64 views

Migrate dedicated Windows server byte to byte

I have remote dedicated Windows Server hosted on Hetzner Online. I need to migrate the box as-is to the new dedicated server, while I will have access to both. I do not have BIOS access, but I can ...
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2answers
673 views

Instruct Hetzner installimage to use SSD as primary OS drive

Purchased a dedicated Hetzner server with 2x small SSDs and 2x large HDDs paired with hardware RAID. Running installimage from Rescue OS shows this as config: # Adaptec RAID (LD 0): no name DRIVE1 /...
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0answers
439 views

Public IP for guest VM with CentOS 7 host

I have a dedicated server from Hetzner with 1 main IP and 6 additional IP addresses. Recently I requested a new range IP, and got 16 IP addresses in subnet 28. Before I created 6 VMs with separate ...
1
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1answer
458 views

How to identify slow connection with IPv6

I'm a Hetzner customer, and I have twice had the same problem when using their standard Ubuntu 16 LTS image on a new server. When I try to download packages it is incredibly slow and will often sit ...
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0answers
69 views

Problems making outgoing connections on Debian 8.7

Please have patience, for I know not what I'm doing. I have a server (at Hetzner.de) that otherwise run fine - reachable from where it needs to be reachable from and so on. But - when I try to ...
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2answers
335 views

How do I block my server from performing port scans? [duplicate]

I have recently started renting a server from Hetzner.. I get continuous emails telling me that my server is performing scans on other servers: "Your server with the above-mentioned IP address has ...
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0answers
948 views

vmware esxi + pfsense + 2 subnets with hetzner

I have a root server at hetzner, where I got the following setup: Main IP (VMWare box): 78.xxx.xxx.107 WAN IP (PFSense WAN interface): 78.xxx.xxx.121 Subnet 5.xxx.xxx.144/29 Current setup of PFSense ...
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1answer
238 views

IPv6 in XenServer Guest stops working randomly

My XenServer 7.0 VMs running Ubuntu 16.04 with kernel 4.4.0 decide to cease receiving IPv6 packets shortly after restarting the whole machine or resetting the network interface. While everything ...
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2answers
507 views

Access to Guest VM via additional public IP

I have a CentOS dedicated server (Hetzner): IP: aa.bb.cc.16 Gateway: aa.bb.cc.1 Netmask: 255.255.255.255 and additional IP (guest VM (libvirt) with Debian installed): IP: aa.bb.cc.61 Gateway: aa.bb....
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1answer
95 views

How to investigate a server outage?

I know, the question is kinda generic, but I really can't be more specific because I simply have no idea what's going on: It has now happened twice (once on our live server and once on our test ...
4
votes
1answer
1k views

hetzner default nameservers not always resolving

I have couple of Hetzner 'root servers' (as they call it - dedicated co-located linux machines) and all of them experience the same problem (which i simply do not fully understand). The domain www....
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1answer
421 views

Setting up RAID monitoring on Hetzner server

We are using Hetzner server for our application which is build in Elixir Phoenix. when I do lspci | grep RAID then the results are 02:00.0 RAID bus controller: LSI Logic / Symbios Logic MegaRAID ...
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0answers
178 views

Hetzner multiple xen guests

I used before openVZ, but ordered in Hetzner new server (robot.your-server.de). Right now I want Xen virtualization and I was able to configure and run one virtual machine. But I am not able to create ...
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2answers
2k views

DNS issue with Failover IP from Hetzner

Assume we have two servers A and B with 'real' and external IPs and we can switch the so called 'failover ip' (W.X.Y.Z) to point to a specific external IP of A or B. This works from the 'outside' and ...
1
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1answer
51 views

Server rollbacked after apt-get upgrade and a restart

Today I was trying to find out why my server stalled after certain amount of requests on apache2, but couldn't figure why, so I decided to upgrade it(apt-get update & apt-get upgrade) before I ...
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1answer
348 views

SSH fails on CoreOS when substituting etcd cloud-config variables

I have a minimal cloud-config that works without problems on DigitalOcean. I added some hardening for SSH, which requires restarting sshd.socket to become effective: units: - name: sshd.socket ...
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1answer
108 views

Troubleshooting packetloss

I currently own a couple of CS:GO gameservers which are hosted in Germany (hetzner). Recently (for the past weeks) some people have been getting weird lags (getting slightly teleported back, some of ...
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0answers
7k views

IPv6: Destination unreachable: Address unreachable [closed]

My server can't ping/reach any other outside. ping6 works for my local fe80::468... address as well as the 2a01:4f8..., but not for fe80::1! Errors/Troubles/Issues: ip neigh show fe80::1 dev eth0 ...
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1answer
58 views

apache redirect misses /

I configured port 80 with: Redirect permanent / https://www.scool.cool/ but if I enter for example: scool.cool/wp I got https://www.scool.coolwp. How can I fix this? How can I add the miss slash?
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0answers
141 views

Error reading boot configuration data on primary hard drive Windows Web Server 2008 R2

I have a root server on Hetzner which is running Windows Web Server 2008 R2. I am facing an issue with boot up. The server hangs up for some reason and when I issue an automated restart from Hetzner's ...
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2answers
3k views

Can't use external IP on Hetzner VPS

I've changed my virtual server model on Hetzner recently. The new one has an external IPv4 address on which it's accessible from the internet (as it should). But I can't use this external IP in ...
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2answers
449 views

perform a full server backup using ssh centos [closed]

I have a dedicated server at hetzner and they told me the hard drives are broken and they must replace them with new ones. I MUST back up all my websites and databases, that is my life work! The ...
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3answers
823 views

turn the server on after rebooting

I have a server with CentOs 6.6 and I was trying to reboot it with the command reboot. It was taking forever and I thought the terminal in my mac froze and so I quitted the terminal app from my mac. ...
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0answers
727 views

Two NICs for one KVM guest

I deleted an old KVM guest and now have a spare IP address. I now assigned this (previously working!) IP address to another KVM guest, like so: virsh # attach-interface my-guest bridge br0 vnet1 00:...
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1answer
1k views

XenServer - Storage XenMotion between 2 servers using direct LAN connection

I have two physical servers (recent, Haswell based machines) on which I have installed XenServer 6.5 . Both servers have two NICs. These servers are hosted at the Hetzner datacenter. I have connected ...
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0answers
1k views

citrix xenserver 6.5 can't get vm's public network

Can't get my vm's guest out connection..! Premised: I alreay use xenserver on a test server dellt310 with two ethernet card that works perfectly, but now... -> I have an hetzner dedicated server ...
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0answers
927 views

Multiple networks per interface in OpenStack in Hetzner

I'm trying to run a small OpenStack setup over a few servers hosted in hetzner.de, I'm currently deploying a basic setup to two servers. All servers are running Ubuntu, they are connected to each ...
1
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1answer
2k views

Hetzner script, configuring SSD + RAID1 image installation

I am trying to figure out how to set this configuration on my Hetzner server. The hetzner installimage script provides a default configuration (with comments: http://pastebin.com/tBqezpFn): # ...
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1answer
2k views

ntpd servers stuck in init state when defined by hostname, but sync correctly when defined by IP address

I started having an issue on a couple of our colo servers which is causing a fair bit of head scratching. I as alerted to clock skew on a couple of servers, and when I went to investigate ntpq -=p ...
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0answers
157 views

how to design network for virtual machines with just one nic

for the past week or so i've been recovering from the shock that i have literally no idea how my isp's network works, by getting a new box and trying to do a sensible design from scratch. our design ...
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0answers
438 views

How to determine the cause of network issues of a hetzner.de dedicated server?

I've got 3 dedicated servers at hetzner.de, and I’m occasionally getting unavailability alerts for these servers, from 2 independent monitoring systems (New Relic and Pingdom) usually for all 3 server ...
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1answer
6k views

Installing Windows over Linux on a Hetzner server [closed]

I have a remote dedicated server from Hetzner which you can usually only install Linux on, because I haven't paid the ridiculous 25 euros/month for Windows. However, they have KVM access and you can ...
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0answers
1k views

No IPv6 traffic in bridge mode

Hello happy people o/~ yesterday I had the audacity to reboot a remote Linux server. This Ubuntu 64, 12.04 installation went from kernel 3.11.0-19-generic to 3.13.0-32-generic and also from being ...
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0answers
383 views

Bacula backup with secondary storage on poor conection

We use hetzner dedicated servers for virtualization (xen). Each instance got a 100GB free sftp backup storage, buing more is not an option - it's too expensive. Currently we use bacula and mount this ...