maintenance is keeping hardware and/or software systems in a healthy state by performing tasks such as updating, cleaning or replacing parts.

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47 views

AWS EC2 replacement instance

I've inherited our AWS management duties for the time being and I've received a notice from AWS about some of our instances needing regular maintenance. The EC2 instances are pretty primary, a proxy ...
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1answer
14 views

Set-SCOMMaintenanceMode EndTime Duration Clarification

Microsoft provides the Set-SCOMMaintenanceMode cmdlet in part to manage the SCOM maintenance system. A required parameter is the declaration of how long the maintenance mode should last (-EndTime). ...
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1answer
19 views

How to calculate draw power from specs for a UPS [closed]

We recently installed some new blade servers and we have 'overloaded' our current UPS (APC Smart UPS 3000). We bought an identical UPS to balance out the load, however, we did not have another 30 Amp ...
1
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1answer
25 views

bind9 + lighttpd: Accept all requests coming from certain name servers and reply with static page

So, I've this situation: A server (under CentOS) with a lot of domains with around 2 TB of data under them, and I'm migrating it all to another machine with faster I/O. The migration details / ...
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1answer
124 views

Manage oVirt environment

I'm starting to deploy oVirt in one of my works, and I have a lot of questions about how to manage everything when you start using it. First I'll describe my setup. I have three machines, two ...
5
votes
2answers
209 views

How can I automate the deployment of cisco IOS upgrades?

I was googling this and didn't turn up anything. If you have 100 some odd Cisco routers and switches how do you push out new IOS releases? Certain not by manually logging into every device. The only ...
0
votes
2answers
464 views

MSSQL-Server: rebuild vs reorganize Index and Update Statistics

We had a database which was very slow (MS SQL SERVER). Now we figured out, that the indexes were never rebuild oder reorganised. (At the moment it is not clear if this really was the problem but we ...
0
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1answer
66 views

MS-SQL Server Implicit_transaction on table

I'm trying to experiment with implicit_transaction on sql server. However, after executing: SET IMPLICIT_TRANSACTIONS ON; INSERT INTO [Interface].[dbo].[Log] ([String], [Time], [theUser]) VALUES ...
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1answer
144 views

What maintenance tasks should I run on my MS-SQL 2008/2012 servers?

The servers are using database mirroring for high-availability running SQL server standard on newer hardware. The existing plans were setup by a DBA many years ago and are using the built in ...
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1answer
36 views

set up a small maintenance program on a server

I have a small webapplication (PHP and XSLT based) which uses an intern file cache and saves the user's search data. Now, I don't want to run out of disk space, so I need a program for cleaning up ...
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1answer
68 views

IIS maintenance with client IP exceptions

I'm have no experience with IIS server, but I will have to perform site update. Is there an easy way to put maintenance page, which will be shown to all clients except ones connected from predefined ...
14
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5answers
2k views

What is a reasonable maintenance schedule for Windows PCs?

I am in charge of maintaining around 25 PCs with various versions of Windows (Vista, 7, 8). I was thinking something along the following lines: Every 4–6 months: Take an image of the system ...
3
votes
1answer
732 views

How often should I scrub my RAID?

In general I would like to know how often a RAID array needs to be scrubbed. What contributes to the need to scrub more often (reading data?, writing data?, unexpected shutdowns?, drive age?, drive ...
1
vote
1answer
78 views

Advice: ideal hosting situation for a mid-sized company with lackluster IT? [closed]

I'm used to asking strictly technical questions, so I hope this "Dear Abby" style is appropriate. Potentially-Excessive Background I'm a web designer and developer, good at a lot of things and ...
1
vote
1answer
102 views

Azure SQL Data Sync between SQL Azure and Azure VM

I used two have 2 SQL Azure databases and they were automatically synced using this service: http://www.windowsazure.com/en-us/documentation/articles/sql-database-get-started-sql-data-sync/ Now one ...
0
votes
1answer
367 views

What regular server maintenance is recommended for Hyper-v server VM's [closed]

We have around 10 server instances (VM's) running on our Hyper-V box (mostly Windows Server 2008 R2) These do various tasks such as File server, Domain Controller, Web server, SQL Server etc. Is ...
0
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1answer
40 views

Updating software on Remote Desktop Services

We have Remote Desktop Services setup under Windows 2012 R2 in session mode, meaning we are not virtualizing machines. The software we are rolling out is our own, so we can make sure it plays nice in ...
1
vote
1answer
39 views

SQL: name without a login name

I have noticed that when I open SQL server enterprise manager and I navigate to the list of users under a specific DB, I found users with"Name" but some have no "Login Name" value. What does this ...
0
votes
2answers
361 views

How to prevent nginx throttling conflicting with maintenance mode?

We use the HttpLimitReqModule nginx mondule for rate throttling and have found that it conflicts with our "maintenance mode" because both components are using http status code 503. When throttling is ...
0
votes
1answer
781 views

How to forward to Amazon S3 when in maintenance mode with nginx using 503?

During website maintenance, it is sometimes necessary to shutdown our website. Our current method is to touch a file which will trigger the web server (nginx) to redirect traffic to a maintenance ...
1
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1answer
74 views

Ubuntu server: Delete first folder in directory

How can I grab the first subfolder in a directory and delete it? I found a script to monitor the free diskspace. It sends an alert email if space runs low, but I want to also delete some unneeded ...
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votes
1answer
98 views

Stop server maintenance [closed]

I am ssh'ing into the remote CentOS server with Bash. I was trying to stop port 8080 and so I typed stop 8080 with "root" privileges. Now, the server is scheduled for maintenance in 8080 minutes as ...
0
votes
1answer
73 views

SQL Server 2012 Management Studio Connect after some time (File not found error)

I've a root server with Window Server 2008 R2 where MS SQL Server 2012 is installed. Get a error while connecting. Management Studio Error Message File not found This error only occur directly after ...
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1answer
516 views

MSSqlServer 2008 how to migrate sys.message to another server ? (eventID 18054)

Recently I've replaced a sql server (2008R2). I've reinstalled hosted apps and restored backups of databases. All seems to work as expected except that these events are shown in the eventlog : id ...
12
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3answers
372 views

Heat Sink compound and older desktops and workstations

This is my first question asked on SF, so be gentle kids. As my desktops (approximately 110 or so) have begun to age and with my users resisting Windows 8, I've begun to notice an odd trend. We are ...
0
votes
1answer
531 views

Nagios is sending notifications for hosts with scheduled downtime

I've got the whole Nagios configured, it's working for a while now with many many hosts and everything is OK, except the one thing I've discovered. When I schedule a downtime for a host, it's sending ...
2
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4answers
138 views

fsck and disk integrity checks for Linux systems that are rarely rebooted

Like most Linux systems, my systems rarely need to be rebooted ( if ever). How do you handle disk integrity checks and filesystem maintenance if you don't reboot? Do you schedule periodic reboots ...
0
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3answers
148 views

How to maintain servers without disconnecting clients? [closed]

I am designing/developing new messenger service (just like Yahoo, Gtalk messengers). So, my clients will be continuously connected to the servers. I like to know how such servers can be maintained ...
0
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1answer
220 views

MBSA fails MSSQL folder permissions because MSSQL$SQLEXPRESS has access

I am not sure what exactly it's expecting. If you remove this user the check passes, but the server fails. How can it be resolved so the check passes, yet it has the limited permissions MBSA is ...
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0answers
1k views

How to reduce or shrink the MFT (Master File Table)?

I have a dedicated windows server 2003 with more than 3 millions of files, recently I created a new partition to separate the website files from the OS. Later I reduced the site of the OS with some ...
4
votes
0answers
7k views

Do I really need the PHP maxlifetime hourly cron job? [closed]

On my Debian Wheezy, every half-hour a cron job runs: find /var/lib/php5/ -depth -mindepth 1 -maxdepth 1 -type f -ignore_readdir_race -cmin +$(/usr/lib/php5/maxlifetime) ! -execdir fuser -s {} ...
2
votes
1answer
93 views

Ubuntu maintenance general advice

I'm a developer by trade but I've been asked to maintain our Ubuntu servers and am in need of some general advice as I don't really have any experience in this area... Does apt-get upgrade only ...
10
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4answers
404 views

How Serviceable are Tape Drives?

I'm contemplating an auto-loading tape drive as part of a backup strategy. This would be my first experience with tape backup. The cost-effectiveness of tape drives seems to depend on the assumption ...
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0answers
212 views

Can't select database for transaction log backup in maintenance plan

I am running into a problem while trying to save a transaction log database backup maintenance task: Add the 'Back Up Database Task' to the maintenance plan. Edit the task. Select backup type: ...
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vote
2answers
84 views

Nginx: maintenance mode with “is a developer” check

It's much variants described in Internet how to display maintenance page with nginx. But I didn't find the solution to check if user is a developer and not to display maintenance page for developers. ...
17
votes
3answers
32k views

What is the ibdata1 file in my /var/lib/mysql directory?

Logging in to my Webmin control panel, I noticed that virtually all of my disk space is full. I searched for the ten largest files/ directories on my system and found that a file called ibdata1 is ...
1
vote
1answer
984 views

Tomcat behind Apache: redirect everything to maintenance except one

I need to redirect all requests to a maintenance page except a specific URL that could still give me the possibility to access the normal website. I googled but I did not find anything. Right now I ...
12
votes
1answer
2k views

What Data Center room routine maintenance tasks should be done?

Beyond the work done "inside" equipment (administration, programming, network config) there exists physical equipment and rooms. This physical room equipment needs care and feeding as well on a ...
0
votes
1answer
502 views

windows 7 - sql server 2012 - Maintenanace Cleanup Task

My Team Foundation Server creates backups. I want to clear backups that are older than 5 days. Create Maintenanace Cleanup Task in Maintenance Plans of Management of Sql Server 2012. Point there ...
1
vote
3answers
346 views

what can I do when the server refused to connect by ssh

I have a server running well before but today I can not ssh to it, it shows me: ssh: connect to host 10.0.0.117 port 22: Connection refused I guess something is wrong with it but I can not log onto ...
1
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1answer
153 views

Gentoo maintenance [make updating]

I have installed and adjusted Gentoo distro with GNOME-3.1. To achieve this installation I had to add many-many lines to package.accept_keywords. Now (after a couple of months) I've decided to update ...
2
votes
2answers
399 views

Warn users that the server is under maintenance

From time to time, an OpenERP production server needs some maintenance: upgrading a few modules, probably having a server restart. My issue is, I would like to have a way to stop regular users to ...
3
votes
1answer
92 views

Daemon to manage maintenance scripts

I have a bunch of "night shift scripts" to maintain a server. The problem is, the "action window", when those scripts may run is always different. Sometimes there's nothing going on for minutes and ...
1
vote
2answers
2k views

Resize Debian in VirtualBox [closed]

I have a VM with one HD of size 3GB and I'd like to enlarge its HD to 7GB. So I execute this command on the host (while guest is shutdown): VBoxManage modifyhd debian.vdi --resize 7168 Then I run ...
1
vote
1answer
204 views

Failed Simple Maintenance Plan only when Full Backups do not run

Let me start off that I'm new to SQL administration and have inherited an older server that serves the main DB for our day in/out operations. So, my apologies in advanced to my beginner questions. ...
7
votes
2answers
667 views

How to set only specific nginx server block into maintenance mode programmatically

I am looking for a solution to automate one of our application's deployment process. In the beginning of deployment, I would like to programmatically set the specified server into maintenance mode and ...
0
votes
1answer
286 views

Setting Up nginx Site Down That Responds Differently to Ajax?

I am trying to set up an automatic site-down page for nginx. So far I have this: location / { try_files /sitedown.html @myapp; } location @myapp { ... } ...
1
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1answer
1k views

set all apache sites offline with temporary static cached original pages

I would like to set all virtualhosts on my server down for maintenance for some time. The temporary page should contain something like sorry, the page www.xxx.com is down for maintenance. you ...
1
vote
2answers
766 views

Is there a practical server host naming convention? [closed]

To maintain many servers, how do you give a name to your servers? By only server's hostname, I would like to classify the server's kind of service, whether virtual machine or not, stages(alpha, beta, ...
0
votes
1answer
363 views

SQL Server database refuses to back up to USB disk

I have few databases on a SQL Server 2005/WS 2003 platform, and I have a curious situation that has arisen. I have been manually backing up the databases to a USB hard disk until about a week ago ...