Re: Regarding Partition Map exchange Triggers

2020-12-14 Thread VeenaMithare
Hi Ilya, thank you ! regards, Veena -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Re: Regarding Partition Map exchange Triggers

2020-12-14 Thread Ilya Kasnacheev
Hello! cache.close() will not cause a PME. cache.destroy() (or DROP TABLE) will. Regards, -- Ilya Kasnacheev пн, 14 дек. 2020 г. в 12:39, VeenaMithare : > >>Looking at your stack traces it seems that the cache you accessed in the > SQL query was stopped right before the new client node is joi

Re: Regarding Partition Map exchange Triggers

2020-12-14 Thread VeenaMithare
>>Looking at your stack traces it seems that the cache you accessed in the SQL query was stopped right before the new client node is joined. >>All topology events are processed one-by-one, so the initial blocking time was caused by cache stop PME rather than client node join. What is the guidance

Re: Regarding Partition Map exchange Triggers

2020-12-12 Thread Pavel Kovalenko
Hi > According to the exception log of the following topic, a client node joins the cluster and blocks a SQL query on the transactional cache. Is this true? > Now it seems that the relevant explanations are confusing? Looking at your stack traces it seems that the cache you accessed in the SQL qu

Re: Regarding Partition Map exchange Triggers

2020-12-11 Thread 38797715
Hi, According to the exception log of the following topic, a client node joins the cluster and blocks a SQL query on the transactional cache. Is this true? http://apache-ignite-users.70518.x6.nabble.com/Failed-to-wait-for-affinity-ready-future-for-topology-version-AffinityTopologyVersion-td34

Re: Regarding Partition Map exchange Triggers

2020-12-11 Thread Pavel Kovalenko
Your thoughts are right. If cache exists no PME will be started. If doesn't exist - getOrCreate() method will create it and start PME, cache() method will throw an exception or return null (doesn't remember what exactly) пт, 11 дек. 2020 г. в 17:48, VeenaMithare : > HI Pavel, > > Thank you for th

Re: Regarding Partition Map exchange Triggers

2020-12-11 Thread VeenaMithare
HI Pavel, Thank you for the reply. >>> *for the end user , is this invoked when we do ignite.getOrCreate( xx ) and ignite.cache(xx )* >>Yes. getOrCreateCache would create a cache if doesnt exist . I would guess this would have the effect of starting the cache if doesnt exist . And I think thi

Re: Regarding Partition Map exchange Triggers

2020-12-11 Thread Pavel Kovalenko
Hi, I think it's wrong information on the wiki that PME is not triggered for some cases. It should be fixed. Actually, PME is triggered in all cases but for some of them it doesn't block cache operations or the time of blocking is minimized. Most optimizations for minimizing the blocking time of P