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38 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 ...
2
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1answer
57 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 ...
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2answers
971 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 ...
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2answers
146 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 ...
0
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1answer
103 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?
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0answers
27 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 ...
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2answers
249 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 ...