Here is the full Datastax article: http://www.datastax.com/dev/blog/preparing-for-the-leap-second
We had issues with C* and MySQL last time around (2012) but no issues this time thanks to upgraded systems. On 1 July 2015 at 14:39, Alain RODRIGUEZ <arodr...@gmail.com> wrote: > I think it is more a kernel / java version issue than a Cassandra version > related issue. > > From Datastax: > > "Leap Second on June 30, 2015 > > Required Actions: > > Ensure that you are running on kernel version 3.4 or higher and using JDK > version 7u60 or higher. This should protect you from the livelock problems > users experienced in 2012." > > We had recent versions on both things and ran smoothly this night. > > C*heers > > > > 2015-07-01 16:29 GMT+02:00 Narendra Sharma <narendra.sha...@gmail.com>: > >> We also experienced same, i.e. high cpu on Cassandra 1.1.4 node running >> in AWS. Restarting the vm worked. >> >> On Wed, Jul 1, 2015 at 4:58 AM, Jason Wee <peich...@gmail.com> wrote: >> >>> same here too, on branch 1.1 and have not seen any high cpu usage. >>> >>> On Wed, Jul 1, 2015 at 2:52 PM, John Wong <gokoproj...@gmail.com> wrote: >>> >>>> Which version are you running and what's your kernel version? We are >>>> still running on 1.2 branch but we have not seen any high cpu usage yet... >>>> >>>> On Tue, Jun 30, 2015 at 11:10 PM, snair123 . <nair...@outlook.com> >>>> wrote: >>>> >>>>> reboot of the machine worked >>>>> >>>>> ------------------------------ >>>>> From: nair...@outlook.com >>>>> To: user@cassandra.apache.org >>>>> Subject: Cassandra leap second >>>>> Date: Wed, 1 Jul 2015 02:54:53 +0000 >>>>> >>>>> Is it ok to run this >>>>> >>>>> >>>>> https://blog.mozilla.org/it/2012/06/30/mysql-and-the-leap-second-high-cpu-and-the-fix/ >>>>> >>>>> Seeing high cpu consumption for cassandra process >>>>> >>>>> >>>>> >>>> >>>> >>>> -- >>>> Sent from Jeff Dean's printf() mobile console >>>> >>> >>> >> >> >> -- >> Narendra Sharma >> Software Engineer >> *http://www.aeris.com <http://www.aeris.com>* >> *http://narendrasharma.blogspot.com/ >> <http://narendrasharma.blogspot.com/>* >> >> >
