0
votes
0answers
28 views

mdadm reattached a failed drive all by itself

I have 2 drives setup in mdadm mirroring (3 partitions on each drive). Last week the second drive (sdb) dropped out of the array because of some I/O errors I am still investigating. After a server ...
-1
votes
1answer
55 views

Real Time Data Mirroring in Linux Servers [closed]

Which are the different techniques available for real time data mirroring / backup of full server to restore it from a entire system crash? Is it better to purchase a separate server for data ...
2
votes
1answer
136 views

Redundancy level on a per file basis with BTRFS?

I would like to have one storage pool with multiple disks. Raid5 for metadata of course. But for user-data I would like to set the level of redundancy on a per file or per subvolume level. Can BTRFS ...
3
votes
3answers
2k views

Copy/Mirror traffic to WAN interfaces without “iptables tee” support

I want to copy every outgoing packet to others WAN interfaces but my iptables (v1.2.7) has not TEE target support. I wonder if there is another way (maybe using iproute2 or ebtables) to copy every ...
0
votes
0answers
128 views

unmount failure because of process in D stat

Please suggest me how I can create a process in D (uninterruptable sleep) stat on mirror disk. Actually there is some bug in other code, that process some times create a process with D stat on MD and ...
2
votes
1answer
121 views

For a simple replication over 2 server computers, should I use glassfish replication or ubuntu replication, or something else?

I want to set up a simple replication or exact mirroring, using 2 server computers I just bought, for the following purpose: I want to set up some websites, which, by design, may eventually need to ...
4
votes
3answers
1k views

Clone/Mirror Live Linux (Debian) Server

I've probably read every serverfault article on this matter, but none seems to answer my specific question or they seem like dated methods. I have a live running debian (Lenny) system on Dell ...
0
votes
1answer
906 views

lftp, setting for ignoring time-stamp?

I am using lftp for mirroring the files on a server to a PC. The problem for me is that as I put a batch of files on the PC that are exactly the same as the ones on the server, the mirroring starts of ...
2
votes
4answers
440 views

Cross-server file mirroring with minimal latency

Platform: Ubuntu 10.04 x86. We have a HTTP server (nginx, but that is not relevant) which serves some static content. Content is (rarely) uploaded by content-managers via SFTP, but may be changed / ...
2
votes
5answers
3k views

mirrored filesystem across a few servers

I'm looking for a solution to mirror or replicate one directory (or one filesystem) across a few Linux servers. Ideal solution would be one, which permits all servers read-write access. I also want it ...
0
votes
4answers
2k views

mirroring linux server to external usb harddrive

My google-fu must be sucking. i havent been able to find a good solution for the following: numerous Linux server on commodity hardware Trying to do a recovery mirror copy to external harddrives ...
1
vote
5answers
636 views

Mirroring linux installation

I have a live server that I want to completely mirror to a 2nd server so if something were to happen to the live server the backup server could simply be plugged in and ready to go. How do I setup a ...
1
vote
2answers
1k views

How to create a Mirror of an NFS Share?

For back-up and restoration purposes the purpose of retiring an old server, I will need to create a perfect mirror image of an NFS share. This mirror is not a simple re-direct, but rather, an exact ...
5
votes
5answers
5k views

LVM mirroring VS RAID1

Having learned a bit about LVM mirroring, I thought about replacing the current RAID-1 scheme I'm using to gain some flexibility. Problem is that according to what I found on the Internet, LVM is: ...
2
votes
3answers
1k views

The --reject feature in wget doesn't seem to work

I am trying to mirror most of a ftp sever using wget. This particular sever keeps old copies of the data files in a folder called 'backup' inside every subfolder. e.g. '/MaffiaOffShore/backup' ...