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2018-10-28 Thread Flavien Charlon

Re: "Not enough replicas available for query" after reboot

2016-02-04 Thread Flavien Charlon
4, 2016, at 6:32 PM, Flavien Charlon > wrote: > > No, there was no other change. I did run "apt-get upgrade" before > rebooting, but Cassandra has not been upgraded. > > On 4 February 2016 at 22:48, Bryan Cheng wrote: > >> Hey Flavien! >> >> Did your re

Re: "Not enough replicas available for query" after reboot

2016-02-04 Thread Flavien Charlon
gt; > On Thu, Feb 4, 2016 at 2:06 PM, Flavien Charlon > wrote: > >> I'm using the C# driver 2.5.2. I did try to restart the client >> application, but that didn't make any difference, I still get the same >> error after restart. >> >> On 4 February 2

Re: "Not enough replicas available for query" after reboot

2016-02-04 Thread Flavien Charlon
es down and has kept them marked > that way (without retrying). Depending on the client, you may have options > to set in RetryPolicy, FailoverPolicy, etc. A bounce of the client will > probably fix the problem for now. > > > > > > Sean Durity > > > > *From:* Flavi

Re: "Not enough replicas available for query" after reboot

2016-02-04 Thread Flavien Charlon
Yes, all three nodes see all three nodes as UN. Also, connecting from a local Cassandra machine using cqlsh, I can run the same query just fine (with QUORUM consistency level). On 4 February 2016 at 21:02, Robert Coli wrote: > On Thu, Feb 4, 2016 at 12:53 PM, Flavien Charlon < > fla

"Not enough replicas available for query" after reboot

2016-02-04 Thread Flavien Charlon
Hi, My cluster was running fine. I rebooted all three nodes (one by one), and now all nodes are back up and running. "nodetool status" shows UP for all three nodes on all three nodes: -- AddressLoad Tokens OwnsHost ID Rack UN xx.xx.xx.xx331.84 GB 1 ? d3d3a7

Re: Re-bootstrap node after disk failure

2015-03-24 Thread Flavien Charlon
detool rebuild" in this node. > > 2015-03-25 9:20 GMT+08:00 Flavien Charlon : > >> Hi, >> >> What is the process to re-bootstrap a node after hard drive failure >> (Cassandra 2.1.3)? >> >> This is the same node as previously, but the data folder has b

Re-bootstrap node after disk failure

2015-03-24 Thread Flavien Charlon
Hi, What is the process to re-bootstrap a node after hard drive failure (Cassandra 2.1.3)? This is the same node as previously, but the data folder has been wiped, and I would like to re-bootstrap it from the data stored on the other nodes of the cluster (I have RF=3). I am not using vnodes. Th

Re: Out of Memory Error While Opening SSTables on Startup

2015-02-10 Thread Flavien Charlon
I already experienced the same problem (hundreds of thousands of SSTables) with Cassandra 2.1.2. It seems to appear when running an incremental repair while there is a medium to high insert load on the cluster. The repair goes in a bad state and starts creating way more SSTables than it should (eve

Re: How to deal with too many sstables

2015-02-02 Thread Flavien Charlon
Did you run incremental repair? Incremental repair is broken in 2.1 and tends to create way too many SSTables. On 2 February 2015 at 18:05, 曹志富 wrote: > Hi,all: > I have 18 nodes C* cluster with cassandra2.1.2.Some nodes have aboud > 40,000+ sstables. > > my compaction strategy is STCS. > > Coul

Re: Does nodetool repair stop the node to answer requests ?

2015-01-22 Thread Flavien Charlon
I don't think you can do nodetool repair on a single node cluster. Still, one day or another you'll have to reboot your server, at which point your cluster will be down. If you want high availability, you should use a 3 nodes cluster with RF = 3. On 22 January 2015 at 18:10, Robert Coli wrote:

Re: How do replica become out of sync

2015-01-21 Thread Flavien Charlon
PM, Flavien Charlon < > flavien.char...@gmail.com> wrote: > >> Thanks Andi. The reason I was asking is that even though my nodes have >> been 100% available and no write has been rejected, when running an >> incremental repair, the logs still indicate that some ranges are o

Re: Compaction failing to trigger

2015-01-21 Thread Flavien Charlon
threshold for compaction. He speculated it may be a bug. At the > same time in a different thread, Roland had a similar problem, and Tyler's > proposed workaround seemed to work for him. > > On Tue, Jan 20, 2015 at 3:35 PM, Robert Coli wrote: > >> On Sun, Jan 18, 2015 a

Re: How do replica become out of sync

2015-01-19 Thread Flavien Charlon
; http://www.datastax.com/documentation/cassandra/2.0/cassandra/dml/dmlClientRequestsRead.html > ) > - nodetool repair (Manually > http://www.datastax.com/documentation/cassandra/2.0/cassandra/operations/ops_repair_nodes_c.html > ) > > Regards > Andi > -

How do replica become out of sync

2015-01-19 Thread Flavien Charlon
Hi, When writing to Cassandra using CL = Quorum (or anything less than ALL), is it correct to say that Cassandra tries to write to all the replica, but only waits for Quorum? If so, what can cause some replica to become out of sync when they're all online? Thanks Flavien

Re: Compaction failing to trigger

2015-01-19 Thread Flavien Charlon
Thanks Roland. Good to know, I will try that. Do you know the JIRA ticket number of that bug? Thanks, Flavien On 19 January 2015 at 06:15, Roland Etzenhammer wrote: > Hi Flavien, > > I hit some problem with minor compations recently (just some days ago) - > but with many more tables. In my case

Re: Compaction failing to trigger

2015-01-18 Thread Flavien Charlon
ion > > *Best Regards!* > > > *Chao Yan--**My twitter:Andy Yan @yanchao727 > <https://twitter.com/yanchao727>* > > > *My Weibo:http://weibo.com/herewearenow > <http://weibo.com/herewearenow>--* > > 2015-01-19 3:51 GMT+08:00 Fl

Compaction failing to trigger

2015-01-18 Thread Flavien Charlon
Hi, I am using Size Tier Compaction (Cassandra 2.1.2). Minor compaction is not triggering even though it should. See the SSTables on disk: http://pastebin.com/PSwZ5mrT You can see that we have 41 SSTable between 60MB and 85MB, which should trigger compaction unless I am missing something. Is tha