[RDD] Slow Start trigger

2015-11-09 Thread Stan Fotinos
Hi all I have a strange problem I am hoping someone has come across before. I have 4 clients and one server all running Centos 6 Rivendell appliance with all the updates. They are all setup exactly the same nfs etc... Only one of the four clients if it is left unused for approx 15 minutes or

Re: [RDD] Slow Start trigger

2015-11-09 Thread Sherrod Munday
On Mon, Nov 9, 2015 at 6:48 AM, Stan Fotinos wrote: > I have a strange problem I am hoping someone has come across before. I have > 4 clients and one server all running Centos 6 Rivendell appliance with all > the updates. They are all setup exactly the same nfs etc... > > Only one of the four clie

Re: [RDD] Slow Start trigger

2015-11-09 Thread Lorne Tyndale
Hi, A few things. First, in your Mysql configuration file (my.cnf) for the Mysql server make sure you've turned off the DNS lookup of clients. I've seen this cause pauses and slowdowns. [mysqld] # Skip reverse DNS lookup of clients skip-name-resolve Second, in the rd.conf file make sure you

Re: [RDD] Slow Start trigger

2015-11-10 Thread Cowboy
On 11/09/2015 11:10 PM, Lorne Tyndale wrote: Also if you are just using a locally installed MySQL (stand alone machine) then don't point to 127.0.0.1 - this can cause problems. Use a static IP address and point to that IP in your rd.conf file All of what he said Certain apps, notably

Re: [RDD] Slow Start trigger

2015-11-18 Thread Stan Fotinos
Hi Sherrod Answers bellow: On 10/11/2015 2:18 am, Sherrod Munday wrote: On Mon, Nov 9, 2015 at 6:48 AM, Stan Fotinos wrote: I have a strange problem I am hoping someone has come across before. I have 4 clients and one server all running Centos 6 Rivendell appliance with all the updates. They

Re: [RDD] Slow Start trigger

2015-11-18 Thread Stan Fotinos
Hi Lorne Answers bellow: On 10/11/2015 12:10 pm, Lorne Tyndale wrote: Hi, A few things. First, in your Mysql configuration file (my.cnf) for the Mysql server make sure you've turned off the DNS lookup of clients. I've seen this cause pauses and slowdowns. [mysqld] # Skip reverse DNS lookup

Re: [RDD] Slow Start trigger

2015-11-18 Thread Stan Fotinos
Thanks Cowboy On 10/11/2015 8:56 pm, Cowboy wrote: On 11/09/2015 11:10 PM, Lorne Tyndale wrote: Also if you are just using a locally installed MySQL (stand alone machine) then don't point to 127.0.0.1 - this can cause problems. Use a static IP address and point to that IP in your rd.conf fil

Re: [RDD] Slow Start trigger

2015-11-18 Thread Cowboy
On 11/18/2015 06:46 AM, Stan Fotinos wrote: * Wireshark traffic (a.k.a. packet capture) (on both ends of the wire) various systems looking for responsiveness/delay in the transport/IP layer (2/3), the TCP layer (4), or the OS/Rivendell client (7) layer Working on this at the moment, I hope this