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1
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1answer
1k 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 ...
0
votes
1answer
19 views

How to mirror storage array over 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 ...
5
votes
5answers
2k views

Sync/mirror directory with Rackspace Cloud files bucket

What tool can I use to synchronize the content of a local directory with that of a Rackspace Cloud Files bucket? I need a rsync-like application to do a mirror, not a backup application. What I want ...
0
votes
0answers
34 views

backing up millions of files and 1 tb [duplicate]

I'm trying to find a fast solution that can transfer about 3 million files taking up about 1tb of space. So far after a bit of research my choices seem to be lftp and rsync. Which option would work ...
0
votes
2answers
740 views

Failover tmpfs mirroring. Am I doing it right?

My goal is to have a certain directory to be available as tmpfs. There will be some modifications during server uptime in this dir and those modifications must be synced to non-tmpfs persistent dir on ...
-1
votes
1answer
48 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
24 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 ...
2
votes
1answer
2k views

Mirror directory, only purging files in destination directory older than 7 days

I would like to mirror a directory, but only delete files in the destination directory older than 7 days. Situation: - Directory A is mirrored to Directory B. - A file from Directory A is deleted ...
1
vote
1answer
145 views

lftp mirror files from a directory tree into single directory

I am looking for a way using lftp to mirror files from a remote location that are in a constant directory structure based on date into a single local directory. In wget this is done with --cut-dirs=, ...
0
votes
1answer
37 views

How do I mirror the data harddisk of my win 2008 server to a LAN drive or another local server?

As title, I have a server running win server 2008 but I want to create an HA environment (sort of) by mirroring the data drive of the server to another local server/network drive. What is the best way ...
0
votes
2answers
121 views

Build a IIS and SQL Server replicated cluster [closed]

I have four Microsoft Windows Server 2012 R2 Standard virtual machines on three physical nodes. Two will be dedicated for IIS, and two for SQL Server 2014 Standard. I have to replicate them (IIS1 to ...
0
votes
0answers
162 views

Is there a way to create an EFI partition smaller than 1MB or am I reading partition sizes wrong because the disk has been converted to Dynamic

I have been trying to get add a Mirror to my System drive in Windows Server 2012 R2 and I've been getting the error: All Disks holding extents for a given volume must have the same sector size ...
4
votes
2answers
3k views

What's the difference between “mirror” and “raid1” in LVM?

On the lvconvert(8) man page it says: --type SegmentType Used to convert a logical volume to another segment type or to explicitly state the desired RAID1 segment type ("mirror" ...
7
votes
3answers
860 views

Do disks in Raid-1 function outside of the raid?

Raid-1 is mirroring two disks (if I haven't messed up completely here :p). Does that mean that I could take one disk out and put it into another machine and it would work like a normal disk? Or does ...
4
votes
0answers
103 views

Configure Juniper M320 as Ethernet/STM transparent converter

There is Juniper M320. We need to move ALL the traffic from one port to another. Everything that comes to one port goes to another and vice versa. No snooping or any other processing is required. One ...
2
votes
2answers
642 views

Mirroring harddisk with compressed files with Robocopy

I tried to mirroring an existing disks on a new disks with less space. It is very important that the file structure, attributes and ACL's are exact as on the source disk. For this I tried ...
-1
votes
1answer
70 views

Debian live server mirroring (copy) of main server [closed]

I am installing a debian server and I need to install a mirror of that server, so that in case of problems with the main one, the users can connect to the mirror transparently. Any change in the main ...
2
votes
1answer
77 views

How do I specify what PVs are used for mirroring when adding a mirror in LVM to an existing LV?

I've got an existing VG containing a single LV on a RHEL server that consists of a handful of SAN disks. In an effort to migrate the server to a newer SAN, I'd like to mirror the existing storage to ...
0
votes
0answers
117 views

can someone explain traffic control `mirred egress redirect`

I am using the following traffic control command to redirect traffic from one interface to another, however I don't quite understand what's happening here. Can someone please explain me what're we ...
0
votes
0answers
44 views

SQL Server Witness Server Alternative Approach

I have the setup below: 3 Database Servers 1 DR Database Server 1 Domain Controller 1 DR Domain Controller Currently I have the DR domain controller acting as the mirroring witness for the 3 ...
0
votes
2answers
550 views

How to transfer large files between two remotes by using a third machine?

I need to automatically mirror a large amount (terabytes) of files in two unix machines over a slow link (1 Mbps). This needs to be done frequently, but the data doesn't change too much (delta ...
1
vote
0answers
166 views

lftp mirror leaves empty folders on remote

My script is set up with this for lftp lftp -p 2218 -u $login,$pass sftp://$host << EOF set mirror:use-pget-n 5 mirror -c -P5 --depth-first --Remove-source-files ...
0
votes
1answer
636 views

Sql Server Transaction Log Backup Fails

I have a Sql Server 2008 Standard version. Mirroring is set up on the server in full safety mode. Its been working fine till today. The transaction log back-up fails every-time with an error "Error: ...
0
votes
2answers
1k views

Windows Server 2008 R2 with Mirrored Disk Booting to Black Screen

I've got a Windows Server 2008 R2 device with 2 disks formatted as Dynamic Mirrored disks booting to a black screen. Upon booting the machine goes through the standard checks and then gets stuck at a ...
-1
votes
2answers
38 views

SQL Mirroring on Live System? [closed]

My project has a SQL 2008 database with production data on it in use at all times. We need to move our entire production network from one hosting environment to another. We've already stood up the ...
0
votes
0answers
85 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
247 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 ...
7
votes
4answers
884 views

Can RHEL6 servers be “copied”?

My company needs to setup a development server and we already have 2 production RHEL 6 servers working under a L4 switch. One of the solutions to setup the dev server was to simple copy all files ...
7
votes
5answers
3k views

What is a practical way to mirror an Amazon S3 bucket?

I want to mirror my Amazon S3 buckets. I want to do this because 1) I don't want all my data only existing with one provider; and 2) in case of software error or security breach I want to have the ...
2
votes
2answers
117 views

Mirror/Cache Websites on a Mobile Server

I have been asked to determine the feasibility of mirroring or caching websites on a mobile server on a train. Unfortunately, this has been dropped on me at the last minute and I have to come up with ...
3
votes
6answers
6k views

Oracle real time database mirroring

Does Oracle have any built-in features to support a master-slave mirroring mechanism ? I am looking to mirror/replicate the production server on to a read-only database. The read-only database would ...
1
vote
1answer
22 views

How to audit a mirroring job?

I am using SyncBack to mirror two shared folders on two separate shared folders(SMB) on two servers in the same trust domain. I checked the option to copy also the folder rights: Copy sub-directory ...
0
votes
3answers
2k views

NLB Accessed Denied from second server

Have NLB set up and working. Just two servers, web1 and web2. I set up NLB on web1 and can view both machines as Converged. (I had to specify a login/pass to connect to web2). On web2, looking at the ...
2
votes
1answer
336 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 ...
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
0answers
214 views

Using iptables to log traffic from port mirroring

I configured one port of my switch to do port mirroring of the other ports. I connected to this port mirroring a server where iptables has some rules. If some rules are matched, iptables sends to the ...
2
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0answers
1k views

Server 2012 (R2) - mirroring the boot drive… what is the state?

I struggle to find modern documentation here. So far we have been booting our servers from the main RAID controllers. Worked nice, but not we get the first of a new generation that hs in the back 2 ...
-1
votes
1answer
60 views

Does RAID1 also checks for corruption? [closed]

I have two 1.5 TB disks, and I don't trust both of them because of weird noises and bad clusters. I was wondering if I put them in a software RAID1 array (mirrored volume in Win7) it will write my ...
5
votes
5answers
6k 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: ...
3
votes
3answers
3k 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
1answer
480 views

High Availability on Windows Azure Websites

One of my main apps is hosted on Windows Azure's Websites platform. Given Friday's downtime, I realized that I need something that allows my app to stay online if Azure has an outage again. My ...
1
vote
1answer
212 views

Failover server for SQL Server mirror errors after reboot

I have two Windows Server 2008 servers set up, both running SQL Server 2008 R2. One is used as a primary DB, the other as a mirror failover (two website DBs + ASPState for sessions). Everything works ...
-2
votes
3answers
124 views

How to setup a mirror server for a popular website? [closed]

I currently have a website hosted on a dedicated server which is under a lot pressure due to high amount of visitors. What I need to do is to have a backup server in order to serve the visitors in ...
2
votes
1answer
127 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 ...
0
votes
5answers
236 views

Complete copy of Ubuntu system

I have a Linode with Ubuntu installed. The machine is used for things like web sites and Minecraft. I would like to create a complete 'offline' copy of the server to test some new packages and ...
1
vote
1answer
22 views

Monitor a machine plugged on a mirroring interface

I've read that if I configure port span, I can no longer use that interface to pass normal trafic. However, I'd like to monitor the machine plugged to that interface, with nagios.. Does anyone know ...
1
vote
4answers
210 views

MS Sql Server Mirroring

We are looking at mirroring a MS SQL database (for a web application) due to the unique way the application was developed, each user has a SQL server Login user account which has permissions to our ...
0
votes
1answer
342 views

Sql Database Mirroring in a workgroup

I found an article explaining almost everything I need to know here: http://www.sqlservercentral.com/blogs/kendalvandyke/2011/12/01/database-mirroring-in-a-windows-workgroup/ The only difference ...
0
votes
1answer
272 views

SQL connection with mirroring still working after a failover

I have a windows service application that is instaled on two servers, SQL01 and SQL02. On both server there is a SQL server (X1 and X2), which have the same content. A mirroring partnership was set up ...
0
votes
1answer
97 views

3Ware 9500-4lp - Single Disk to RAID 1 - Possible? [duplicate]

I have a single disk attached to a 3Ware 9500-4LP controller. The unit is configured as Single Disk. I have attached 2 more drives, identical size. Can I pair the 3 drives in a RAID 1 config, without ...