Re: [CentOS-virt] 4.9 kernel fails to boot because it didn't have the mpt3sas module

2017-05-17 Thread Jerry
On Wed, May 17, 2017 at 1:45 PM, Sarah Newman wrote: > On 05/17/2017 01:30 PM, Jerry wrote: > > > For some reason each of the 5, 6 & 7 releases have issues with the > mpt2sas > > driver (there isn't enough swiotlb allocated by default for the driver to > > work properly, and the

Re: [CentOS-virt] 4.9 kernel fails to boot because it didn't have the mpt3sas module

2017-05-17 Thread Sarah Newman
On 05/17/2017 01:30 PM, Jerry wrote: > For some reason each of the 5, 6 & 7 releases have issues with the mpt2sas > driver (there isn't enough swiotlb allocated by default for the driver to > work properly, and the units for that parameter changed between 5 and 6). > It's like this driver has bad

Re: [CentOS-virt] 4.9 kernel fails to boot because it didn't have the mpt3sas module

2017-05-17 Thread Jerry
On Wed, May 17, 2017 at 10:07 AM, Sarah Newman wrote: > On 05/16/2017 09:04 PM, Jerry wrote: > > > > > Turns out dracut was unable to mount the root file system. So I went > back > > into the 3.10 kernel again to see if the mpt2sas or mpt3sas driver was in > > its initramfs

Re: [CentOS-virt] 4.9 kernel fails to boot because it didn't have the mpt3sas module

2017-05-17 Thread Sarah Newman
On 05/16/2017 09:04 PM, Jerry wrote: > > Turns out dracut was unable to mount the root file system. So I went back > into the 3.10 kernel again to see if the mpt2sas or mpt3sas driver was in > its initramfs file... and it wasn't: > > > $ sudo lsinitrd -k 4.9.25-27.el7.x86_64 | grep mpt >

[CentOS-virt] 4.9 kernel fails to boot because it didn't have the mpt3sas module

2017-05-16 Thread Jerry
Howdy, I hit a snag trying to install Xen4CentOS on a Supermicro based system (X9DRD-7LN4F with the Broadcom/LSI 2308 chipset). I spent a few hours on this today, I'm posting this here in case it helps anyone else and saves them the frustration I dealt with. On this system I did a fresh install