Re: Read timeouts when performing rolling restart

2018-09-18 Thread Riccardo Ferrari
ication = {'class': 'SimpleStrategy', >>>>> 'replication_factor': '1'} >>>>> >>>>> system_auth has a replication factor of 1 and even if one node is down >>>>> it may impact the system because of the replication factor. >>>>> >

Re: Read timeouts when performing rolling restart

2018-09-14 Thread Alain RODRIGUEZ
impact the system because of the replication factor. >>>> >>>> >>>> >>>> On Wed, 12 Sep 2018 at 09:46, Steinmaurer, Thomas < >>>> thomas.steinmau...@dynatrace.com> wrote: >>>> >>>>> Hi, >>>>

Re: Read timeouts when performing rolling restart

2018-09-13 Thread Riccardo Ferrari
;> >>>> >>>> I remember something that a client using the native protocol gets >>>> notified too early by Cassandra being ready due to the following issue: >>>> >>>> https://issues.apache.org/jira/browse/CASSANDRA-8236

Re: Read timeouts when performing rolling restart

2018-09-13 Thread shalom sagges
using the native protocol gets >>> notified too early by Cassandra being ready due to the following issue: >>> >>> https://issues.apache.org/jira/browse/CASSANDRA-8236 >>> >>> >>> >>> which looks similar, but above was marked as fixed in 2.2.

Re: Read timeouts when performing rolling restart

2018-09-12 Thread Riccardo Ferrari
gt;> https://issues.apache.org/jira/browse/CASSANDRA-8236 >> >> >> >> which looks similar, but above was marked as fixed in 2.2. >> >> >> >> Thomas >> >> >> >> *From:* Riccardo Ferrari >> *Sent:* Mittwoch, 12. September 20

Re: Read timeouts when performing rolling restart

2018-09-12 Thread Surbhi Gupta
; > > which looks similar, but above was marked as fixed in 2.2. > > > > Thomas > > > > *From:* Riccardo Ferrari > *Sent:* Mittwoch, 12. September 2018 18:25 > *To:* user@cassandra.apache.org > *Subject:* Re: Read timeouts when performing rolling restart

RE: Read timeouts when performing rolling restart

2018-09-12 Thread Steinmaurer, Thomas
: Mittwoch, 12. September 2018 18:25 To: user@cassandra.apache.org Subject: Re: Read timeouts when performing rolling restart Hi Alain, Thank you for chiming in! I was thinking to perform the 'start_native_transport=false' test as well and indeed the issue is not showing up. Starting the/a node

Re: Read timeouts when performing rolling restart

2018-09-12 Thread Riccardo Ferrari
Hi Alain, Thank you for chiming in! I was thinking to perform the 'start_native_transport=false' test as well and indeed the issue is not showing up. Starting the/a node with native transport disabled and letting it cool down lead to no timeout exceptions no dropped messages, simply a crystal

Re: Read timeouts when performing rolling restart

2018-09-12 Thread Alain RODRIGUEZ
Hello Ricardo How come that a single node is impacting the whole cluster? > It sounds weird indeed. Is there a way to further delay the native transposrt startup? You can configure 'start_native_transport: false' in 'cassandra.yaml'. (

Read timeouts when performing rolling restart

2018-09-12 Thread Riccardo Ferrari
Hi list, We are seeing the following behaviour when performing a rolling restart: On the node I need to restart: * I run the 'nodetool drain' * Then 'service cassandra restart' so far so good. The load incerase on the other 5 nodes is negligible. The node is generally out of service just for