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Re: Getting confused with the "recipe for lock" - Zookeeper - [mail # user]
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...Hi Ted, Sorry, it is a typo , I mean "... the recipe for distributed LOCK". On Thu, Jan 17, 2013 at 7:43 PM, Ted Dunning wrote:...
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Author: Hulunbier,
2013-01-18, 08:26
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Re: Getting confused with the "recipe for lock" - Zookeeper - [mail # user]
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...Benjamin, Greatly appreciate your thorough explanation, thanks a lot! hunlunbier On Thu, Jan 17, 2013 at 12:28 PM, Benjamin Reed wrote:...
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Author: Hulunbier,
2013-01-17, 09:05
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Re: Getting confused with the "recipe for lock" - Zookeeper - [mail # user]
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...Benjamin, thanks a lot, for your response and the great product you guys designed and implemented. Does this mean that session_expired event may be triggered all by zk-client-li...
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Author: Hulunbier,
2013-01-15, 06:32
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Re: Getting confused with the "recipe for lock" - Zookeeper - [mail # user]
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...Hi Jordan, er... the word "unstable" I used is misleading; A full functional(or stable?) tcp connection is supposed to be encountered with some network congestion, and should / can ha...
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Author: Hulunbier,
2013-01-15, 03:45
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Re: Getting confused with the "recipe for lock" - Zookeeper - [mail # user]
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...Thanks Ted, Yes, I agree with you. Yes again, I feel the same way. IMHO, a lock(basic lock, not R/W lock) should be exclusive by nature. *If* really there was such ...
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Author: Hulunbier,
2013-01-15, 02:28
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Re: Getting confused with the "recipe for lock" - Zookeeper - [mail # user]
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...Hi Vitalii, Thanks a lot, got your idea. Suppose we are measuring the time of events outsides the system(zk & clients) . And we have no client side time tracking routine. &...
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Author: Hulunbier,
2013-01-15, 01:52
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Re: Getting confused with the "recipe for lock" - Zookeeper - [mail # user]
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...Hi Vitalii, I don't see any reason to precisely sync the clocks either (but if we could ... that would be wonderful.). By *some constrains of clock drift*, I mean : "Every...
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Author: Hulunbier,
2013-01-14, 15:06
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Re: Getting confused with the "recipe for lock" - Zookeeper - [mail # user]
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...Thanks Jordan, imho, perfect clock synchronization in a distributed system is very hard (if it can be). I think I might have missed some very important and subtile(or obvious?)...
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Author: Hulunbier,
2013-01-13, 15:05
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Re: Getting confused with the "recipe for lock" - Zookeeper - [mail # user]
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...Thanks Ben, It takes time for the tcp segments (FIN) to be sent from server to client. Even no bad things such as high packet loss rate happen, the recipe itself can not ensure ...
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Author: Hulunbier,
2013-01-13, 14:40
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Re: Getting confused with the "recipe for lock" - Zookeeper - [mail # user]
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...Thanks Jordan, Suppose the network link betweens client1 and server is at very low quality (high packet loss rate?) but still fully functional. Client1 may be happily sending he...
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Author: Hulunbier,
2013-01-12, 10:30
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