Guys need help about Xcache Settings For Vbsep

guys i have

Hardware Info:
----------------------------
Processors physical = 1, cores = 1, virtual = 4, hyperthreading = yes
4 2666.754
4 Intel(R) Xeon(R) CPU X3450 @ 2.67GHz
4 8192 KB

With 2 Gb Ram ,

and Xcahce enable in vbseo its show me green sign i want to know proper settings for , vbseo , even after xcache still due to vbseo my vps taking to much load ,

Xcache settings is and pleae check this correct settings of xcache ? or some thing else ?


XCache
XCache Support enabled
Version 1.3.2
Modules Built cacher
Readonly Protection N/A
Cache Init Time 2011-12-09 10:10:18
Cache Instance Id 1910
Opcode Cache enabled, 134,217,728 bytes, 4 split(s), with 8192 slots each
Variable Cache enabled, 3,145,728 bytes, 1 split(s), with 8192 slots each
Shared Memory Schemes mmap

Directive Local Value Master Value
xcache.admin.enable_auth On On
xcache.cacher On On
xcache.coredump_directory no value no value
xcache.count 4 4
xcache.gc_interval 0 0
xcache.mmap_path /dev/zero /dev/zero
xcache.readonly_protection Off Off
xcache.shm_scheme mmap mmap
xcache.size 128M 128M
xcache.slots 8K 8K
xcache.stat On On
xcache.test Off Off
xcache.ttl 0 0
xcache.var_count 1 1
xcache.var_gc_interval 300 300
xcache.var_maxttl 0 0
xcache.var_size 3M 3M
xcache.var_slots 8K 8K
xcache.var_ttl 0 0

Those settings look fine. Just monitor the results in the webpage on your server