0
votes
1answer
89 views
+100

Iptables source mac match not always matching?

I have added some rules to my PREROUTING chain in NAT. Usually at the beginning of a new machine joining the network, these matches don't always match correctly? Im using iptables v1.4.21 on OpenWRT ...
0
votes
0answers
20 views
+50

How to allocate drives with SLURM

I need to share drives (SSDs or hard drives) in a compute node. The Generic Resource (GRES) Scheduling is a Slurm module designed to manage different kind of resources. For instance it gets a plugin ...
0
votes
0answers
29 views
+50

MariaDB 10.1.x Online DDL spaming error log files

Since our upgrade to a new mariadb/mysql version (previously the 10.0.x branch) we have tons of this messages in our error log. All of them are a type [note] messages but i cannot find any ...
5
votes
1answer
126 views
+200

How is raid implemented at the *disk* level?

If disks have 512-byte physical sectors, and you have 10 disks using RAID 50 with a 1MB stripe-size how does that work at the disk level? Correct me if I'm wrong, but conceptually, there would be 2 ...
1
vote
1answer
92 views
+200

DOWN-ROOT: Error sending script execution signal to background process

Ubuntu 14.04 OpenVPN 2.3.2 server config file: topology net30 mode server tls-server push "route-gateway 192.168.0.1" ifconfig 192.168.0.1 192.168.0.2 ifconfig-pool 192.168.0.5 192.168.0.9 port ...
1
vote
1answer
47 views
+50

Install MongoDB extension on a specific PHP version

I have a Debian web server on which I installed Apache/Mysql/PHP5 around ISPConfig 3. I manually installed an additionnal PHP version (PHP 7.0.5) in order to have one website on PHP 5, and one website ...
0
votes
0answers
14 views
+50

How to find which db/collection/query triggers disk read?

We're running a MongoDB 3.0 server with multiple users accessing it and we're experiencing very frequent disk reads by mongod process utilizing our SSD drives to 100% During these peaks the page ...
0
votes
0answers
31 views
+50

Jailkit: cannot su to jailed user

As a part of a bigger setup (docker container with safe environment for running python scripts), I need to configure a jailed user. I have looked at different options and decided to try Jailkit. ...
2
votes
0answers
37 views
+50

Audit RDP security layer used for each logon

I'm looking for a way to monitor the security layer used when a user log on a windows 2012 R2 server with RDP (SSL or RDP, encryption level). I haven't found anything useful in "Advanced Audit Policy ...