Re: Impact of enabling authentication on performance

2020-06-04 Thread Sam Tunnicliffe
gt; From: Jeff Jirsa mailto:jji...@gmail.com>> > DSR> Sent: Tuesday, June 2, 2020 2:39 AM > DSR> To: user@cassandra.apache.org <mailto:user@cassandra.apache.org> > DSR> Subject: [EXTERNAL] Re: Impact of enabling authentication on performance > > DSR>

Re: Impact of enabling authentication on performance

2020-06-04 Thread Gil Ganz
rmissions is picked up (usually less). > > > DSR> Sean Durity > > DSR> -Original Message- > DSR> From: Jeff Jirsa > DSR> Sent: Tuesday, June 2, 2020 2:39 AM > DSR> To: user@cassandra.apache.org > DSR> Subject: [EXTERNAL] Re: Impact of enabl

Re: Impact of enabling authentication on performance

2020-06-03 Thread Alex Ott
r, it may take that amount of time before a change DSR> in password or table permissions is picked up (usually less). DSR> Sean Durity DSR> -Original Message- DSR> From: Jeff Jirsa DSR> Sent: Tuesday, June 2, 2020 2:39 AM DSR> To: user@cassandra.apache.org DSR

RE: Impact of enabling authentication on performance

2020-06-02 Thread Durity, Sean R
the validity higher, it may take that amount of time before a change in password or table permissions is picked up (usually less). Sean Durity -Original Message- From: Jeff Jirsa Sent: Tuesday, June 2, 2020 2:39 AM To: user@cassandra.apache.org Subject: [EXTERNAL] Re: Impact of enabling

Re: Impact of enabling authentication on performance

2020-06-02 Thread Jeff Jirsa
Set the Auth cache to a long validity Don’t go crazy with RF of system auth Drop bcrypt rounds if you see massive cpu spikes on reconnect storms > On Jun 1, 2020, at 11:26 PM, Gil Ganz wrote: > >  > Hi > I have a production 3.11.6 cluster which I'm might want to enable > authentication in,

Impact of enabling authentication on performance

2020-06-02 Thread Gil Ganz
Hi I have a production 3.11.6 cluster which I'm might want to enable authentication in, I'm trying to understand what will be the performance impact, if any. I understand each use case might be different, trying to understand if there is a common % people usually see their performance hit, or if