Re: [HACKERS] Timeout and Synch Rep

2010-10-08 Thread Fujii Masao
On Fri, Oct 8, 2010 at 4:50 AM, Josh Berkus j...@agliodbs.com wrote: In my effort to make the discussion around the design decisions of synch rep less opaque, I'm starting a separate thread about what has developed to be one of the more contentious issues. I'm going to champion timeouts

Re: [HACKERS] Timeout and Synch Rep

2010-10-08 Thread Thom Brown
On 7 October 2010 20:50, Josh Berkus j...@agliodbs.com wrote: All, So, if something happens to the standby, and it cannot return an ack in 30 seconds, they would like it to degrade to asynch mode.  At that point, they would also like to trigger a nagios alert which will wake up the sysadmin

Re: [HACKERS] Timeout and Synch Rep

2010-10-08 Thread Josh Berkus
So, if something happens to the standby, and it cannot return an ack in 30 seconds, they would like it to degrade to asynch mode. At that point, they would also like to trigger a nagios alert which will wake up the sysadmin with flashing red lights. How? TBD, and before 9.1. It's clear to

[HACKERS] Timeout and Synch Rep

2010-10-07 Thread Josh Berkus
All, In my effort to make the discussion around the design decisions of synch rep less opaque, I'm starting a separate thread about what has developed to be one of the more contentious issues. I'm going to champion timeouts because I plan to use them. In fact, I plan to deploy synch rep with a