Unanswered Questions

71,912 questions with no upvoted or accepted answers
31
votes
1answer
3k views

Unexpected and unexplained slow (and unusual) memory performance with Xeon Skylake SMP

We've been testing a server using 2x Xeon Gold 6154 CPUs with a Supermicro X11DPH-I motherboard, and 96GB RAM, and found some very strange performance issues surrounding memory when compared to ...
14
votes
1answer
1k views

Using defaultAuthenticationType with PowerShell Web Access

PowerShell web access lets you choose the authentication type. By default, it uses a value of Default, which ends up being Negotiate. I have set up CredSSP to allow logging into the PSWA server itself ...
13
votes
1answer
6k views

Is MSIZAP still useful, or is it obsolete?

I update flash using MSI files installed by group policy. However, with every update, about a third of the workstations fail to update (Windows Vista and Windows 7 32/64-bit editions). In the event ...
13
votes
1answer
11k views

Parallel Redo Is Shutdown

When looking in Windows event logs, i'm seeing the following messages on an almost continuous basis - Starting up database 'Database'. Parallel redo is started for database 'Database' with worker ...
12
votes
3answers
4k views

Where can I find the Dropbox log files?

I am running Dropbox on a Debian server. Once I start Dropbox using python dropbox.py start it stops working after a while and python dropbox.py status reports: Dropbox isn't running! I ...
12
votes
3answers
687 views

Dynamically Authenticate Apache with LDAP Based on Request String?

It is possible to use a portion of the request URI as an input into mod_authnz_ldap's Require ldap-group directive? I'm trying to dynamically check access to a bunch of different project directories, ...
11
votes
1answer
4k views

Use multiple password files for nginx

I have multiple server blocks in my config, all of them using the same file as auth_basic_user_file. Now we started to work with some external workforce, and we’d like to add some extra users to one ...
11
votes
3answers
3k views

vsftpd - PAM - MySQL and pam_mkhomedir to create directories

I've been successfully using vsftpd with virtual users connecting with PAM to my mysql DB. Now I'd like to automate creation of user directories with successful vsftpd connection. Here is /etc/pam.d/...
11
votes
1answer
658 views

Firefox dynamic default preference configuration

My users are all on NFS home directories and with hundreds of users all using Firefox it generates a bit of traffic reading/writing to the disk cache. As a result, I'd like to move the default ...
10
votes
0answers
7k views

Restoring data after zfs destroy

On Debian 8.7 I had a zfs pool. (obviously using ZFS on Linux, not Oracle or Solaris zfs) It was needed to extend ZFS pool from mirror on 2 disks to raidz on 4 disks. I did backup (one copy of data - ...
10
votes
3answers
1k views

Preloading docker images with an ISO for redistribution

We are developing an app that is to be deployed on site to various installations (not cloud). Our OEM partner is asking us to provide them with an ISO to be able to quickly provision new servers. Our ...
10
votes
0answers
3k views

haproxy CD flags with browser, not with curl

Issuing the same url request, from the same workstation to the same haproxy server: with a browser (tried Chrome and Firefox): haproxy log shows CD flags with curl: haproxy log shows -- Both ...
10
votes
2answers
1k views

Unable to bind OSX 10.9 to Active Directory 2008

I am struggling to bind OSX 10.9 to a 2008 r2 Active Directory. I can join the domain fine when I boot into Windows from the same machine. From OSX I can find the domain controller successfully and ...
10
votes
2answers
1k views

Freebsd change default Internet channel route

I have two Internet channel and Gateway on freebsd. When I switch channel with the command route change default chan2, the command netstat -nr shows changed default route. But traceroute shows that ...
10
votes
0answers
652 views

AD custom attribute of type numerical string crashes MMC when updated

I am using windows server 2008. I have a domain with one domain controller (this is a dev environment). I edited the AD schema and created a custom attribute called TestAttribute2 (the LDAP name is ...

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