Yes I did see increase in context switches and CPU migrations at that point using mpstat.

Regards,
Jignesh


Tom Lane wrote:
"Jignesh K. Shah" <[EMAIL PROTECTED]> writes:
There are no hard failures reported anywhere. Log min durations does show that queries are now slowing down and taking longer. OS is not swapping and also eliminated IO by putting the whole database on /tmp

Hmm.  Do you see any evidence of a context swap storm (ie, a drastic
increase in the context swaps/second reading reported by vmstat)?

                        regards, tom lane

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