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Questions tagged [connection]

A connection generally refers to a TCP/IP connection, that is established as the result of the handshake between 2 hosts.

A connection generally refers to a TCP/IP connection, that is established as the result of the handshake between 2 hosts. But can also refer to the establishment of end to end connectivity of the underlying link layer, or a database connection, or some other data-orientated communication that proceeds after an initial negotiation phase.

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Connecting to AS/400 hardware

In about 2-3 weeks I'm getting an old AS/400 server (something 9406, probably 6xx or 8xx) to learn OS/400 from administrators point of view. Will I need some special hardware to connect and do IPL (and probably install OS/400)? UPDATE: I dont have…
feshi
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Should the database connection limit equal the number of processes connecting?

I noticed that PostgreSQL and MySQL have a 100 client connection limit by default. I'm wondering if I should turn this down since the webserver is on the same box and I only have about 20 PHP processes that would need to connect. Should this setting…
Xeoncross
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connection sync suggestions with HAproxy and keepalived

I managed to get HAproxy working in a failover configuration as suggested on the architecture.txt document using keepalived. I used CentOS 5.5, HAproxy rpm (haproxy-1.3.25-1.el5) from epel repo, and keepalived rpm (keepalived-1.1.15-0.el5.centos)…
golemwashere
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mysql connection is slow (5seconds)

After building my webapp on a first boot i create 2 connections to mysql on debian then 1-2 (r/w) for every page after that. The connection consistently take 5.2 seconds to connect. Debian is in a VM running in my OS. Why is the connection taking…
user274
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What is the typical maximum number of database connections for Oracle running on Windows server?

We are maintaining a database server that serve a large number of clients. Each client typically running several client-applications. The total number of connections to the database server (Oracle 9i) is reaching 800 connections on peak load. The…
Sake
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Internet Forwarding With Qemu?

I'm using kvm and qemu to run a windows virtual machine, but I'm trying to get internet on that machine. I've been reading about all this bridging and stuff that is done to do that, but I was wondering if there was a simpler way, to just forward my…
ConfusedGuy
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What causes a delay of 100 ms in initiating an HTTP connection?

Settings: this is a quad CPU machine, plenty strong, not loaded at all (neither CPU nor network), the client is a Windows Server 2008 64bit, the server is a linux box. I have four threads that are all issuing HTTP requests starting at the same time.…
ripper234
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AWS: ssh_exchange_identification: read: Connection reset by peer

I am facing "ssh_exchange_identification: read: Connection reset by peer" error. I am not able to ssh my instance. Any help is highly appreciated. Thank you. Below is the debug information ssh -i ~/.ssh/aaa.pem ubuntu@52.xxx.xx.xx -v OpenSSH_7.2p2…
Dora
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iis app pool set credentials not working for specific network account

I am trying to set app pool credentials for a speccific domain account for an ASP.net MVC project on iis 7.5 on a Windows 7 enterprise server. I am using .Net version 4 and I believe this is set correctly throughout the iis interface. We have set…
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TCP connection stuck in SYN_RECV state despite ACK received

My client and server are both internal machines. tcpdump on both client and server show all three parts of handshake are communicated, however netstat on server shows SYN_RECV, and on client shows ESTABLISHED. The server keeps sending a syn-ack as…
Michael Yoon
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BGINFO with MySQL for storing computer information

We are trying to set up BGinfo to record network computers' information in a centralized database. We intend to set up BGinfo to start up for all users and record logon and logoff time plus setting up a scheduler that update the database on an…
Eric
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Are the number of concurrent tcp-connections a limiting factor for load balancers?

I am trying to understand if the number of concurrent tcp-connections on a load balancer is a limiting factor for a "normal" web site, rather than the data throughput. When I look at data sheets for load balancers I do not find information on how…
Sten
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What permission is needed for my SQL Server 2005 DB for a WebUser?

I have a connection string in my asp.net code that looks at a SQL Server 2005 database. I created a UserName called WebUser and granted him db_datawriter and db_datareader in SQL Server 2005. Both under Login and under the database the user must be…
Etienne
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Problems with SQL Server 2008 - "The client was unable to reuse a session with SPID 62, which had ..."

I'm having problems with my SQL Server 2008 installation (10.0.2531.0 - SP1 installed). It works as a database server for small hosting environment (about 500 sites). I'm getting errors like this: The client was unable to reuse a session with SPID…
GrZeCh
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Increasing of max (more than 10) TCP Connections

I have the following problem on one of my servers: On other servers max TCP Connections is dynamical and much more higher than 10. How to increase max TCP Connections in this server in Windows Server 2008 R2?
Ivan Kochurkin
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