December 2010
1 post
3 tags
How Process Priority Inversion Can Burn CPU via...
For the past few weeks, we have been wrestling with an interesting bug in Oracle 11g at Netflix.
We are seeing high CPU attributed with a high number of wait events for the following:
cursor: mutex S
latch: shared pool
I was perplexed as to why waits would result in high CPU so I hopped on to Google. I didn’t find an answer for 11g, but I did find something reported in 10.2 and...