This ifix is a result of defects found and fixed during LSI testing. It is com patible SP0 through SP1. The list of APARS include: AIX 53 TL 12 IZ90835 CR180294: IO error on AIX 6.1 at 10 hours of CF on FC XBB2 IZ90840 CR182002: IO error on AIX5.3 from SNM array after approx. 1 IZ90844 CR182834: RVM CCDL test, kswachaos went to KDB after 3 hour IZ90846 CR183591: AIX5.3 Unable to failover to alternate path cause IZ94521 CR185169: AIX 5.3 with Meteorite gets IO errors during CFW AIX RELEASE: 5300-12-01 APAR : IZ94521 INSTALL : emgr -e iz94521.epkg.Z REQUISITES : no REBOOT : reboot required