Re: [perf-discuss] Read lock contention, solaris 9, 32 cores host.

2006-12-15 Thread Prakash Sangappa
The default value of 1000 has been experimentally determined. This count is the number of times adaptive mutex lock will spin attempting, to get the lock, before it blocks in the kernel. Note, that it spins only if the owner of the lock is running. Increasing the number would mean that if the

[perf-discuss] Re: prstat LAT - how to interpret

2006-12-15 Thread Stefan Parvu
Hi, It might be useful first to estimate if your current server can sustain the workload you plan to do. You cant simple add applications and then expect things will work the way you want... so you gotta be careful. Example: how many processes this machine has and how many syscall/s comparing