Archive for August 2014

PGO Performance on SeaMicro Build Machines

2014-08-20 by Mike Shal, tagged as mozilla, performance, windows

Let's take a look at why our SeaMicro (sm) build machines perform slower than our iX machines. In particular, the extra time it takes to do non-unified PGO Windows builds can cause timeouts in certain cases (on Aurora we have bug 1047621). Since this was a learning experience for me and I hit a few roadblocks along the way, I thought it might be useful to share the experience of debugging the issue. Read on for more details!

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