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Re: [Sks-devel] keyserver.linux.it is changing IP
From: |
Jeff Johnson |
Subject: |
Re: [Sks-devel] keyserver.linux.it is changing IP |
Date: |
Fri, 28 Jan 2011 04:47:03 -0500 |
On Jan 28, 2011, at 4:34 AM, Jeff Johnson wrote:
>
> Hmmm ... the usual rule I use for scaling would
> have
> mutex_set_max 327680
> i.e. ~10x the size of the other tunables.
>
My bad, I grabbed the wrong DB_CONFIG. Apologies.
Here is the PTree/DB_CONFIG actually in use. Note that I try
to deliberately use minimal parameters because I'm more interested
in seeing Berkeley DB tunable scaling than most devels.
set_lg_dir ./log
set_tmp_dir ./tmp
set_flags DB_LOG_AUTOREMOVE
# -- thread_count must be >= 8
#set_thread_count 64
# ================ Logging
set_lg_regionmax 1048576
set_lg_max 10485760
set_lg_bsize 2097152
# ================ Memory Pool
##set_cachesize 0 67108864 4
set_cachesize 0 134217728 1
set_mp_mmapsize 268435456
# ================ Locking
set_lk_max_locks 4096
set_lk_max_lockers 4096
set_lk_max_objects 4096
set_lk_detect DB_LOCK_DEFAULT
mutex_set_max 81920
# ================ Replication
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