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Questions tagged [keepalive]

The tag has no usage guidance.

1
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0answers
31 views

Keepalived not routing certain tcp packets

I am trying to implement a NAT based keepalived load balancer for our outgoing squid proxies. I have set up 2 keepalived VMs which share a VIP: [root@keepalived-01 ~]# ip a 1: lo: <LOOPBACK,UP,...
0
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0answers
15 views

Cisco AnyConnect disconnecting at the briefest hint of a wifi dropout?

Our wifi is pretty good, but we have thick walls. Even in the farthest rooms the wifi is generally good, but it does seem that the further from the router I move, the more frequently Cisco AnyConnect ...
3
votes
3answers
158 views

Does LFTP support keepalive for FTP/SFTP?

In the documentation it's not clear whether lftp support keepalive for FTP and SFTP protocols. Does someone know the answer?
0
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0answers
84 views

Binding SOCKS proxy to keepalive virtual ip

I am creating a SOCKS proxy using OpenSSH dynamic port forwarding on an ssh-server in a keepalive cluster containing 3 machines. The virtual ip of this cluster is 1.1.1.4 The master node of the ...
5
votes
2answers
20k views

How do I keep an RDP session alive from the client side?

I'm on a Windows 7 workstation and have to connect to an offsite virtualized Windows 2008 server through RDP to use an app for work. After about 15 minutes of idle time the whole thing freezes up and ...
0
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0answers
1k views

Is there a way to completely disable TCP keepalive?

I'm trying to disable TCP Keepalive in a linux machine. If I set the three keepalive parameters to 0, the machine refuses connections. sysctl net.ipv4.tcp_keepalive_time=0 sysctl net.ipv4....
0
votes
1answer
893 views

Keepalived multiple condition TCP_CHECK

I have few web servers under two keepalived servers, and to check the health of a real web server I use this fragment of keepalived configuration TCP_CHECK # healthchecker : ...
1
vote
1answer
132 views

Move from keepalived to HAProxy

I have four web server under two keepalived load balance server, so I can be sure that the active keepalived server will load balance the traffic on my four web servers, and when it fails the passive ...
0
votes
1answer
298 views

Keepalive packets - what is a reasonable setting for KeepAliveTime?

The parameter controls how frequently TCP tries to verify that an idle connection is still intact by sending a keepalive packet. If the remote computer is still reachable and functioning, the remote ...
2
votes
0answers
410 views

Best way to avoid HDD head parking under OSX via bash script

After replacing the optical drive of my MacBook Pro (mid 2012) with a SATA-II HDD, I'm having trouble with the HDD's annoying head parking after short intervals of usage. Since I'm using the MacBook ...
3
votes
1answer
1k views

Keep alive, ESTABLISHED and TIME_WAIT semantics

When I use the following command netstat -ant | grep :9111 | awk '{print $6}' | sort | uniq -c | sort -n I get the following 1 LAST_ACK 1 LISTEN 2 SYN_RECV 7 FIN_WAIT1 51 ESTABLISHED ...
8
votes
4answers
20k views

Why would you ever set MaxKeepAliveRequests to anything but unlimited?

Apache's KeepAliveTimeout exists to close a keep-alive connection if a new request is not issued within a given period of time. Provided the user does not close his browser/tab, this timeout (usually ...
-5
votes
2answers
1k views

Is there a way to pause/resume particular TCP connection?

I'm playing online game that matches me against random players. I found out that when I unplug my Ethernet cable, I have a minute to decide do I want this match to count. If things go wrong, I just ...
1
vote
1answer
184 views

How can I fire many HTTP requests using a single TCP connection?

I would like to know if there is a way to open a single TCP connection to a server and request several pages over HTTP on that connection. Is there a way to do this using common Linux client tools?
1
vote
0answers
49 views

keepalived IP filter?

I am using keepalived to load-balance connections to 4 servers. Is there any way to route all non-logged-in users to one server and all logged-in users to the other 3 servers? I can update a list/...
0
votes
2answers
653 views

how disable resume hard disk from Sleep on Shut Down

I'm using Windows 7 , I set my drive to sleep after 10 minutes and it works but, when I shut down windows my hard drive resume from sleep. Why? It shouldn't keep hard drive sleep and shut down the PC ?...