Yeah, it looks like you're getting an unexpected xid, out of order or one response got lost somehow. As Pat says, it would be great to have a way of reproducing the problem.
-Flavio > On 28 Jun 2016, at 22:55, Pradeepa Kumar <cdprade...@gmail.com> wrote: > > Thanks > version is > Zookeeper version: 3.5.1-alpha--1, built on 05/17/2016 14:16 GMT > > sorry i dont have any test. > when we get ZRUNTIMEINCONSISTENCY return code, does that mean connection is > closed and there is need to reestablish connection to server? > > > On Tue, Jun 28, 2016 at 11:57 PM, Patrick Hunt <ph...@apache.org> wrote: > >> What version(s) are you seeing this against? (I put similar request in to >> the jira https://issues.apache.org/jira/browse/ZOOKEEPER-2455) >> >> Is there a small test case that reproduces this issue that you can provide? >> Logs? (if so please add them to the jira) >> >> Patrick >> >> On Tue, Jun 28, 2016 at 7:33 AM, Jared Cantwell <jared.cantw...@gmail.com> >> wrote: >> >>> I can't help you with a solution, but we are also seeing this. We had >> not >>> made the connection to a reconfig causing this, but a quick look at some >>> logs indicates it may be happening to us during a reconfig as well. That >>> gives us a thread to dig more-- we'll update if we find anything. >>> >>> Best, >>> Jared >>> >>> On Tue, Jun 28, 2016 at 12:03 AM, Pradeepa Kumar <cdprade...@gmail.com> >>> wrote: >>> >>>> Hi Folks, >>>> >>>> I am hitting an error in my C client code and below are the set of >>>> operations I perform: >>>> >>>> 1. Zookeeper Client connected to Zookeeper server S1 and a new >>>> server S2 gets added. >>>> 2. monitor zookeeper server config at the client and on change of >>>> server config, call zoo_set_server >>>> from the client >>>> 3. client can issue operations like zoo_get just after the call to >>>> zoo_set_servers >>>> 4. I can see that the zookeeper thread logs connect to the new >>>> server just after the zoo_get >>>> call >>>> >>>> 2016-04-11 03:46:50,655:1207(0xf26ffb40):ZOO_INFO@check_events@2345: >>>> initiated connection >>>> to server [128.0.0.5:61728] >>>> >>>> 2016-04-11 03:46:50,658:1207(0xf26ffb40):ZOO_INFO@check_events@2397: >>>> session establishment >>>> complete on server [128.0.0.5:61728], sessionId=0x4000001852c000c, >>>> negotiated timeout=20000 >>>> >>>> 5. Some times I find errors like below: >>>> >>>> 2016-04-11 >>> 03:46:50,662:1207(0xf26ffb40):ZOO_ERROR@handle_socket_error_msg >>>> @2923: >>>> Socket [128.0.0.5:61728] >>>> zk retcode=-2, errno=115(Operation now in progress): unexpected server >>>> response: expected >>>> 0x570b82fa, but received 0x570b82f9 >>>> >>>> 1. >>>> zoo_get returns (-2) indicating that >>>> ZRUNTIMEINCONSISTENCY< >>>> >>> >> http://zookeeper.sourcearchive.com/documentation/3.2.2plus-pdfsg3/zookeeper_8h_bb1a0a179f313b2e44ee92369c438a4c.html#bb1a0a179f313b2e44ee92369c438a4c9eabb281ab14c74db3aff9ab456fa7fe >>>>> >>>> >>>> >>>> What is the issue here? should I be retry the operation zoo_get >>>> operation? Or should I wait >>>> for the zoo_set_server to complete (like wait for the connection >>>> establishment notification) >>>> >>>> Thanks, >>>> >>> >>
