Questions tagged [mirroring]
The mirroring tag has no usage guidance.
168
questions
-1
votes
1answer
40 views
How to Mirror MariaDB schema into Mysql? [closed]
We are using MariaDB for our main service and Mysql on another for our ATM machines, I trying to fetch all the data and to have all the transactions available.
I don't know if this is possible because ...
0
votes
0answers
64 views
How to mirror two Synology disk stations over the internet?
I'd like to use two Synology Disk Stations (DS220+) for storing backups and for larger file transfers across two different offices/physical locations.
I would like to have them always mirror each ...
0
votes
0answers
6 views
Enabling Shadow Copy on already mirrored drive
I have an existing mirrored data drive D: on a Windows server 2012r2.
I noticed it doesn't have shadow copies enabled.
Do I have to break the mirror before I enable shadow copy on this drive?
Or does ...
0
votes
0answers
211 views
From mdadm raid to LVM (raid or mirror) decisions and how to monitor
We are migrating some server from linux raids (0 and 1) to LVM with stripe or mirrors.
At the moment our systems are mainly configured something like
| /tmp - /home - /others
|------------------------...
4
votes
1answer
147 views
Error when add mirror in disk management window server 2012
I have a problem when add mirror in disk management window server 2012
The problem is:
The operation failed to complete because the Disk Management console
view is not up-to-date. Refresh the view by ...
0
votes
0answers
19 views
How to mirroring packages from AppStream?
I have a repository in package.foo.com
I wanna backup packages from "AppStream" in package.foo.com/backup
How i can achieve this goal?
This is what I do
yum list installed | grep AppStream
...
0
votes
1answer
59 views
Best way to mirror a large drive onto two smaller ones
I have an 8.0 TB Drive which will soon start filling up with videos
I have two spare 4.0 TB Drives
The system is running Linux Mint 19 Tara and is my desktop system (Yes it's a big system able to ...
0
votes
0answers
242 views
Is it possible to configure sonatype nexus 3 as repository mirror
We need to use mirroring for different repository types. We need to provide:
docker
yum
pip
gem
So we consider to use sonatype nexus 3 (oss) as repository manager. Now we try to setup mirroring but ...
0
votes
2answers
98 views
website being mirrored by another domain
So my website is being mirrored by another domain name, I tried many ways to block the access from that specific domain but no hope, I am using cloudflare CDN and the website mirroring my site using ...
1
vote
2answers
116 views
Mirrored filesystem
I was thinking of mirroring a couple of directories across a number of (Linux) servers on my local network.
Google gave me this article. But it is almost 10 years old. So, I image the state-of-the-...
3
votes
0answers
691 views
Hyper-V and physical switch trunk port SPAN/mirroring
I'm new to the Hyper-V and trying to setup a lab. Here is my setup:
Cisco switch with a SPAN port (configured to mirror in/out, replicate the encapsulation, source port for the span is a trunk). I ...
1
vote
0answers
27 views
Can I receive HTTP Format packet (raw data) by using VPC Mirroring on AWS?
AWS launched a new service named VPC Traffic Mirroring.
I wonder if I can receive HTTP Format packet(raw data) by using this service on between ALB(src) and NLB(dst).
Do I have to decrypt this ...
1
vote
0answers
27 views
Mount both sides of ZFS mirror to different mountpoints (AKA Glusterfs is choking)
We have two SuperStorage Server 6049PE1CR36L each with 24 - 4TB disks. At the moment we are running Ubuntu 18.04 but this is negotiable if it helps solve our problem. We are using Ext4 as the OS ...
1
vote
0answers
21 views
How to Boot to Mirrored ZFS Drive
I would like to clone an existing operating system environment. I currently have a Solaris 10 running ZFS mirrored drives on a Sun Fire x4100 box.
Can I take one of the mirrored drives, remove from ...
2
votes
0answers
193 views
How can I (as a user) check if AP isolation is enabled for a Wi-Fi network? [closed]
I suspect AP isolation is enabled on the Wi-Fi network at my workplace as I can't cast my phone screen to another device that supports Miracast.
Casting works just fine on my home network with the ...
2
votes
1answer
136 views
Are my EFI partitions mutually bootable? How to interpret the output of efibootmgr -v
I have two GPT formatted disks both starting with EFI partitions and followed by a single physical raid partition. I installed ubuntu-server 16.04 with software raid over these two raid partitions and ...
0
votes
1answer
18 views
host mirroring on multiple VM (unique VNETid/uuid)
We want to mirror all traffic going in/out port vnet0, and we want to send it to bridge port vnet2 (where we have a traffic monitoring application) and make sure traffic from vnet2 is excluded on ...
3
votes
1answer
417 views
Hyper-V Virtual Switch not recieving any packets
I have a virtual machine set up with two network cards, one card is connected to a virtual switch for connection to the main network, the second is connected to another external port on the host ...
4
votes
1answer
952 views
Selective mirroring over FTP
I need to keep my web page synchronized with a local directory.
A very effective tool is lftp, which I use with the script:
#!/bin/bash
HOST='ftp.remote.it'
USER='username'
PASS='password'...
0
votes
2answers
761 views
How to full copy the C:\Windows folder?
I have a question about cmd - robocopy, on my server.
Is it possible to use that command as a way to emergency backup all files from C:\Windows? I am going to do some Windows Server Updates, and I ...
5
votes
2answers
535 views
How to implement partial mirroring in nginx?
I want to test an early new version of a server, and to do so I want to mirror part of the real requests that come to the production server on my testing server.
The mirror module allows me do to ...
1
vote
0answers
52 views
Glusterfs dont mirror supposed mirrored folder
Gluster dont replicate mirrored content:
xfce4-terminal -T LocalTerm
exit
At LocalTerm:
PS1='[\u@\h]-[\D{%T}]-[\W] => '
lxc profile copy default default-bkp
lxc profile set default raw....
2
votes
1answer
1k views
Nginx mirroring without mirror module
It has happened that someone that is not at my company anymore decided to manually compile nginx without knowing exactly what he was doing and put it into production.
Now we cannot add modules and we ...
0
votes
1answer
141 views
aptly publish snapshot operation not permitted
I'm trying to build a local mirror of the ubuntu repository using aptly and I'm hitting an "operation not permitted" error at the point of publishing. Here is what I'm doing;
I've created 3 mirrors
...
1
vote
1answer
3k views
lsyncd taking time to sync files
lsyncd sometimes takes more than 15 minutes to sync file from remote server to local server. Latency is fine, probably process to. What could be the further reasons for late syncing ?
My lsyncd ...
1
vote
2answers
10k views
Robocopy logs of each day in a separate text file?
I'm using the batch file below:
@echo
for /f "tokens=1-3 delims=/ " %%a in ('date /t') do (
set _date=%%a%%b%%c
)
robocopy D:\a D:\b /mir /mot:1 /log:"d:\logs\%_date%.txt"
exit
But it creates a ...
1
vote
1answer
1k views
MongoDB migration with mongomirror
We are trying to migrate our databases to atlas solution according to documentation.
Our replicaset config:
replication:
oplogSizeMB: 1
replSetName: rs0
But we are getting such error:
2017-...
0
votes
1answer
460 views
Send received mirrored traffic using iptables to docker application?
I have a setup that receives mirrored traffic from many IP addresses on my network card (eth0).
I wanted to send the received packets destined to a particular IP address(say 8.8.8.8) to a docker ...
4
votes
2answers
183 views
Build mirroring on top of SQL2008R2 SQL cluster
On our SharePoint 2010 farm, we are using SQL 2008 R2. Currently, a SQL cluster (with 2 SQL server sitting at same data center) is built to provide auto-failover. However, it has no DR ability.
We ...
0
votes
1answer
191 views
What does an infrastructure that hosts an FTP server with HTTP access look like?
I am wondering about how companies provide access to the same files over FTP and HTTP/HTTPS. What are the different servers involved in setting up such an infrastructure?
I am interested, ...
1
vote
0answers
176 views
How to mirror two striped hdds with zfs?
I had two 1G+1G disks striped together. (filenames used for example)
config:
NAME STATE READ WRITE CKSUM
xxx ONLINE 0 0 0
...
0
votes
2answers
137 views
What is the name of having two identical servers?
I have a Windows Small Business Server 2011. I want to have another identical server (or mostly identical in hardware, thus identical in software). So, my email server, my users or anything else shall ...
3
votes
2answers
357 views
Raid 1 or Windows Mirroring: Can I just detach one of the HDDs and use it?
I am deciding on RAID level and one feature (requirement) I like to have is to be able to (have the freedom) detach one of the RAID HDDs, plug it as a USB disk to my laptop and read/backup/recover its ...
1
vote
2answers
1k views
“New Mirrored Volume” is disabled for fixed size VHD disks
I am doing a Windows Mirroring POC. I am using windows 10 Enterprise as my POC environment.
I created two fixed size VHD disks.
"New Mirrored Volume" is disabled per below screenshot:
Why are all ...
0
votes
1answer
225 views
Receive tcp traffic sent to other device
A server (A) is sending tcp packages to a mission critical alarm system (B).
My server (C) needs to listen to this traffic and generate a statistic of triggered alarms. I do not want to be a man-in-...
0
votes
1answer
218 views
A better way to prevent someone who is proxying/mirroring my site from requesting resources?
I serve a few static files and a WordPress blog on my DigitalOcean VPS and use dyn.com for DNS resolution. I've noticed lines like this in my Apache (2.4) access logs:
xxx.xxx.xxx.xxx - - [20/Jul/...
0
votes
1answer
51 views
Copying parition tables (only) on two GPT HDDs of 4TB each
I have two hdds of 4TB each on CentOS 7. I need to copy partitions of one to the other so that I can use the second to take periodic backups from the first. Tried sgdisk using -R option but it did not ...
-1
votes
1answer
27 views
Make mydomain.fr “mirror” to mydomain.com/france/
How do I "mirror"/point various specific domain names to a given .com/suburl/?
Examples:
mydomain.fr > mymaindomain.com/france/
mydomain.se > mymaindomain.com/sweden/
I currently have the ...
1
vote
3answers
975 views
Forward all traffic when connected to a hub
I have a Ubuntu with two NICs. eth0 is connected to a hub and eth1 is connected to Internet. eth1 is used to do a point to point VPN using openVPN. So I have a tun0 interface. the VPN tunnel endpoints ...
1
vote
1answer
3k views
lftp reverse mirror silently skips files in subfolders
I'm using lftp to push content to an ftp-only web-server. It worked to upload the files recursively at first, and even incrementally.
Any idea why this would skip files changed in a subfolder, but ...
0
votes
0answers
60 views
ZFS and controller level mirroring
If there are more than one SCSI controllers on your machine - there are disks from each controller - is there an option within ZFS to create a mirror of an existing pool so that sub mirror is picked ...
0
votes
1answer
237 views
lvconvert number of mirrors
I have a logical volume that is mirrored, it has two copies of the data and also its log is mirrored. It was created using something like:
lvcreate -m 1 --mirrorlog
I am planning to move this data ...
0
votes
1answer
574 views
Changing Mirroring RAID disks - HP DL380
I have a DL380 server with raid configured as mirroring with only two harddisks ( 0 and 1)
As we lost some files due to a software bug I removed both the HD's ( 0 and 1).
Instead I put an old ...
1
vote
0answers
519 views
Error when viewing database mirroring monitor in SQL Server with non-default port
I have database mirroring set up (with witness) on SQL Server 2014 Standard. Both servers use default instance on a non-default port (not 1433).
Mirroring works perfectly fine. However, when I try to ...
0
votes
2answers
1k views
What is the best way to sync 2 identical centos servers in real time
I am operating a centos linux server(A) and I want to create a realtime backup server(B) so whenever server A goes down server B(after the failover kicks in) will take over.
I already solved the ...
-1
votes
1answer
174 views
How can I set the root of one of my domains to mirror a certain page on another of my domains? [duplicate]
I want one of my domains (freelawofattractioncourse.com) to point to a page on another site of mine (https://dr.katievb.com/freecourse) without causing the URL to change in the visitor's address bar.
...
-2
votes
3answers
481 views
Difference between 2 hardisks for HP ProLiant server
I have a HP ProLiant server: HP ProLiant DL360e Gen8 Entry
I have:
2 hardisk HP SAS 6 Gb/s 7.2 K 8.9cm HP 1TB HDD
Now I need to buy:
HP SAS 6G 7.2K SFF 6.4cm SC 1TB HDD
to install also ...
1
vote
1answer
124 views
How to mirror storage array over a WAN
We are looking at adding a SAS storage array to a server and would like to mirror the array (or partitions) to a remote server with another array.
The server is running VSphere 5 (in case that ...
-1
votes
1answer
523 views
What are the best practices to mirror a web app? [closed]
I'm using a dedicated server which virtualize Linux machines, the data-center is located in Europe.
All the virtual machines are Linux servers, one is the Apache front-end while another is Mysql ...
0
votes
1answer
158 views
Freshly cloned mirrored drive with Acronis true image and rsync wrongly detects changed files, windows rsync 3.0.7 cygwin windows
Is there a way to help rsync better detect that files are identical? I did a fresh full disk "clone" mirror with Acronis TrueImage and after did an rsync to test and it detected a bunch of files as ...
