RE: [Cassandra 3.0.9] Cannot allocate memory

2017-03-23 Thread Abhishek Kumar Maheshwari
thak...@conversantmedia.com] Sent: Thursday, March 23, 2017 8:36 PM To: Abhishek Kumar Maheshwari ; user@cassandra.apache.org Subject: Re: [Cassandra 3.0.9] Cannot allocate memory Dmesg will often print a message saying that it had to kill a process if the server was short of memory, so you will have to dump

Re: [Cassandra 3.0.9] Cannot allocate memory

2017-03-23 Thread Thakrar, Jayesh
To: "user@cassandra.apache.org" Subject: RE: [Cassandra 3.0.9] Cannot allocate memory JVM config is as below: -Xms16G -Xmx16G -Xmn3000M What I need to check in dmesg? From: Thakrar, Jayesh [mailto:jthak...@conversantmedia.com] Sent: 23 March 2017 03:39 To: Abhishek Kumar Maheshwari ; user@

Re: [Cassandra 3.0.9] Cannot allocate memory

2017-03-22 Thread Nate McCall
On Thu, Mar 23, 2017 at 11:18 AM, Abhishek Kumar Maheshwari < abhishek.maheshw...@timesinternet.in> wrote: > JVM config is as below: > > > > -Xms16G > > -Xmx16G > > -Xmn3000M > > > I don't think it is the cause, but you need to remove Xmn when using G1GC.

RE: [Cassandra 3.0.9] Cannot allocate memory

2017-03-22 Thread Abhishek Kumar Maheshwari
JVM config is as below: -Xms16G -Xmx16G -Xmn3000M What I need to check in dmesg? From: Thakrar, Jayesh [mailto:jthak...@conversantmedia.com] Sent: 23 March 2017 03:39 To: Abhishek Kumar Maheshwari ; user@cassandra.apache.org Subject: RE: [Cassandra 3.0.9] Cannot allocate memory And what is

RE: [Cassandra 3.0.9] Cannot allocate memory

2017-03-22 Thread Abhishek Kumar Maheshwari
The exception is as below: INFO 17:42:37 Index build of til_lineitem_productsku_item_id,til_lineitem_productsku_status complete WARN 17:43:28 G1 Old Generation GC in 2906ms. G1 Eden Space: 1560281088 -> 0; G1 Old Gen: 3033393144 -> 1127339984; G1 Survivor Space : 150994944 -> 0; INFO 17:43:2

RE: [Cassandra 3.0.9] Cannot allocate memory

2017-03-22 Thread Thakrar, Jayesh
ubject: RE: [Cassandra 3.0.9] Cannot allocate memory No only Cassandra is running on these servers. From: Thakrar, Jayesh [mailto:jthak...@conversantmedia.com] Sent: 22 March 2017 22:27 To: Abhishek Kumar Maheshwari ; user@cassandra.apache.org Subject: Re: [Cassandra 3.0.9] Cannot allocate memory

RE: [Cassandra 3.0.9] Cannot allocate memory

2017-03-22 Thread Abhishek Kumar Maheshwari
No only Cassandra is running on these servers. From: Thakrar, Jayesh [mailto:jthak...@conversantmedia.com] Sent: 22 March 2017 22:27 To: Abhishek Kumar Maheshwari ; user@cassandra.apache.org Subject: Re: [Cassandra 3.0.9] Cannot allocate memory Is/are the Cassandra server(s) shared? E.g. do

RE: [Cassandra 3.0.9] Cannot allocate memory

2017-03-22 Thread Abhishek Kumar Maheshwari
: Abhishek Kumar Maheshwari Subject: Re: [Cassandra 3.0.9] Cannot allocate memory Just a shot in the dark, but what is your setting of vm.max_map_count in /etc/sysctl.conf ? It is recommended to set it to: vm.max_map_count = 1048575 Source: https://docs.datastax.com/en/landing_page/doc

Re: [Cassandra 3.0.9] Cannot allocate memory

2017-03-22 Thread Abhishek Verma
Just a shot in the dark, but what is your setting of vm.max_map_count in /etc/sysctl.conf ? It is recommended to set it to: vm.max_map_count = 1048575 Source: https://docs.datastax.com/en/landing_page/doc/landing_page/recommendedSettingsLinux.html We saw a similar problem in the past where mmap

Re: [Cassandra 3.0.9] Cannot allocate memory

2017-03-22 Thread Thakrar, Jayesh
Is/are the Cassandra server(s) shared? E.g. do they run mesos + spark? From: Abhishek Kumar Maheshwari Date: Wednesday, March 22, 2017 at 12:45 AM To: "user@cassandra.apache.org" Subject: [Cassandra 3.0.9] Cannot allocate memory Hi all, I am using Cassandra 3.0.9. while I am adding new server