https://community.hpe.com/t5/operating-system-linux/acu-for-linux/m-p/4238815#M33244 Shalom,<BR /><BR />For ACU alone, a restart is not required.<BR /><BR />It is part of PSP which installs a new kernel which recommends a reboot, but a reboot can be avoided in this matter.<BR /><BR />You should also install the hpscan utility from PSP as it will assist you in the diagnostic process.<BR /><BR />SEP Wed, 23 Jul 2008 06:40:44 GMT Steven E. Protter 2008-07-23T06:40:44Z https://community.hpe.com/t5/operating-system-linux/acu-for-linux/m-p/4238814#M33243 Hi Guys,<BR />Has anyone installed HP Array Configuration Utility on Linux. I have a failed disk in my MSA and the rebuild is failed (MSA display). I want to install ACU and check for some detailed info. Can anyone tell me if I need a restart or reboot. This is our production server and a downtime will be pretty difficult. Wed, 23 Jul 2008 06:23:14 GMT https://community.hpe.com/t5/operating-system-linux/acu-for-linux/m-p/4238814#M33243 Caster Troy 2008-07-23T06:23:14Z https://community.hpe.com/t5/operating-system-linux/acu-for-linux/m-p/4238815#M33244 Shalom,<BR /><BR />For ACU alone, a restart is not required.<BR /><BR />It is part of PSP which installs a new kernel which recommends a reboot, but a reboot can be avoided in this matter.<BR /><BR />You should also install the hpscan utility from PSP as it will assist you in the diagnostic process.<BR /><BR />SEP Wed, 23 Jul 2008 06:40:44 GMT https://community.hpe.com/t5/operating-system-linux/acu-for-linux/m-p/4238815#M33244 Steven E. Protter 2008-07-23T06:40:44Z