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My Env:
$ cat /etc/centos-release CentOS Linux release 7.2.1511 (Core) $ uname -a Linux localhost.localdomain 3.10.0-327.el7.x86_64 #1 SMP Thu Nov 19 22:10:57 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux $ sudo lspci -nn -v -s 00:02.0 00:02.0 VGA compatible controller [0300]: Intel Corporation Sky Lake Integrated Graphics [8086:1912] (rev 06) (prog-if 00 [VGA controller]) Subsystem: Dell Device [1028:06ba] Flags: bus master, fast devsel, latency 0, IRQ 7 Memory at f6000000 (64-bit, non-prefetchable) [size=16M] Memory at e0000000 (64-bit, prefetchable) [size=256M] I/O ports at f000 [size=64] Expansion ROM at <unassigned> [disabled] Capabilities: [40] Vendor Specific Information: Len=0c <?> Capabilities: [70] Express Root Complex Integrated Endpoint, MSI 00 Capabilities: [ac] MSI: Enable- Count=1/1 Maskable- 64bit- Capabilities: [d0] Power Management version 2 Capabilities: [100] #1b Capabilities: [200] Address Translation Service (ATS) Capabilities: [300] #13 $ lscpu Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 4 Socket(s): 1 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 94 Model name: Intel(R) Core(TM) i5-6500 CPU @ 3.20GHz Stepping: 3 CPU MHz: 800.000 BogoMIPS: 6382.07 Virtualization: VT-x L1d cache: 32K L1i cache: 32K L2 cache: 256K L3 cache: 6144K NUMA node0 CPU(s): 0-3
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Follow these steps:
$ sudo usermod -a -G video $USER $ sudo sh -c "sed -i -e 's/mirrorlist=/#mirrorlist=/g' /etc/yum.repos.d/CentOS-Base.repo" $ sudo sh -c "sed -i -e 's/#baseurl=http:\/\/mirror.centos.org\/centos/baseurl=http:\/\/vault.centos.org/g' /etc/yum.repos.d/CentOS-Base.repo" $ sudo ./install_sdk_CentOS.sh [sudo] password for mm: checking whether --releasever=7.2.1511 works for yum... Loaded plugins: fastestmirror, langpacks Loading mirror speeds from cached hostfile checking PASSED! Loaded plugins: fastestmirror, langpacks There is no installed groups file. Maybe run: yum groups mark convert (see man yum) http://mirror.centos.org/centos/7.2.1511/os/x86_64/repodata/repomd.xml: [Errno 14] HTTP Error 404 - Not Found Trying other mirror. To address this issue please refer to the below knowledge base article https://access.redhat.com/articles/1320623 If above article doesn't help to resolve this issue please create a bug on https://bugs.centos.org/ Loading mirror speeds from cached hostfile One of the configured repositories failed (Unknown), and yum doesn't have enough cached data to continue. At this point the only safe thing yum can do is fail. There are a few ways to work "fix" this: 1. Contact the upstream for the repository and get them to fix the problem. 2. Reconfigure the baseurl/etc. for the repository, to point to a working upstream. This is most often useful if you are using a newer distribution release than is supported by the repository (and the packages for the previous distribution release still work). 3. Disable the repository, so yum won't use it by default. Yum will then just ignore the repository until you permanently enable it again or use --enablerepo for temporary usage: yum-config-manager --disable <repoid> 4. Configure the failing repository to be skipped, if it is unavailable. Note that yum will try to contact the repo. when it runs most commands, so will have to try and fail each time (and thus. yum will be be much slower). If it is a very temporary problem though, this is often a nice compromise: yum-config-manager --save --setopt=<repoid>.skip_if_unavailable=true Cannot find a valid baseurl for repo: extras/7.2.1511/x86_64 Loaded plugins: fastestmirror, langpacks http://mirror.centos.org/centos/7.2.1511/os/x86_64/repodata/repomd.xml: [Errno 14] HTTP Error 404 - Not Found Trying other mirror. To address this issue please refer to the below knowledge base article https://access.redhat.com/articles/1320623 If above article doesn't help to resolve this issue please create a bug on https://bugs.centos.org/ Loading mirror speeds from cached hostfile One of the configured repositories failed (Unknown), and yum doesn't have enough cached data to continue. At this point the only safe thing yum can do is fail. There are a few ways to work "fix" this: 1. Contact the upstream for the repository and get them to fix the problem. 2. Reconfigure the baseurl/etc. for the repository, to point to a working upstream. This is most often useful if you are using a newer distribution release than is supported by the repository (and the packages for the previous distribution release still work). 3. Disable the repository, so yum won't use it by default. Yum will then just ignore the repository until you permanently enable it again or use --enablerepo for temporary usage: yum-config-manager --disable <repoid> 4. Configure the failing repository to be skipped, if it is unavailable. Note that yum will try to contact the repo. when it runs most commands, so will have to try and fail each time (and thus. yum will be be much slower). If it is a very temporary problem though, this is often a nice compromise: yum-config-manager --save --setopt=<repoid>.skip_if_unavailable=true Cannot find a valid baseurl for repo: extras/7.2.1511/x86_64 Loaded plugins: fastestmirror, langpacks http://mirror.centos.org/centos/7.2.1511/os/x86_64/repodata/repomd.xml: [Errno 14] HTTP Error 404 - Not Found Trying other mirror. To address this issue please refer to the below knowledge base article https://access.redhat.com/articles/1320623 If above article doesn't help to resolve this issue please create a bug on https://bugs.centos.org/ Loading mirror speeds from cached hostfile One of the configured repositories failed (Unknown), and yum doesn't have enough cached data to continue. At this point the only safe thing yum can do is fail. There are a few ways to work "fix" this: 1. Contact the upstream for the repository and get them to fix the problem. 2. Reconfigure the baseurl/etc. for the repository, to point to a working upstream. This is most often useful if you are using a newer distribution release than is supported by the repository (and the packages for the previous distribution release still work). 3. Disable the repository, so yum won't use it by default. Yum will then just ignore the repository until you permanently enable it again or use --enablerepo for temporary usage: yum-config-manager --disable <repoid> 4. Configure the failing repository to be skipped, if it is unavailable. Note that yum will try to contact the repo. when it runs most commands, so will have to try and fail each time (and thus. yum will be be much slower). If it is a very temporary problem though, this is often a nice compromise: yum-config-manager --save --setopt=<repoid>.skip_if_unavailable=true Cannot find a valid baseurl for repo: extras/7.2.1511/x86_64 warning: intel-opencl-cpu-r4.0-59481.x86_64.rpm: Header V4 RSA/SHA1 Signature, key ID 13881d9c: NOKEY Preparing... ################################# [100%] .... Working. This may take some time ... Done. Installing kmod-ukmd-16.5.1-59511... Preparing... ################################# [100%] Updating / installing... 1:kmod-ukmd-16.5.1-59511.el7 ################################# [100%] Working. This may take some time ... Done. Installation done. $ sudo reboot -------------------------- $ ls /opt/intel/mediasdk/ doc include lib lib64 opensource plugins tools $ lsmod | grep 'i915' i915 1325693 0 i2c_algo_bit 13413 1 i915 drm_ukmd_kms_helper 141060 1 i915 drm_ukmd 369649 2 i915,drm_ukmd_kms_helper drm_ukmd_compat 109279 1 i915 video 24400 1 i915 i2c_core 40582 7 drm,i915,i2c_i801,i2c_hid,i2c_algo_bit,drm_ukmd,drm_ukmd_kms_helper ------------------------ $ ll /dev/dri ls: cannot access /dev/dri: No such file or directory $ vainfo libva info: VA-API version 0.99.0 Xlib: extension "XFree86-DRI" missing on display ":0". libva info: va_getDriverName() returns -1 libva error: va_getDriverName() failed with unknown libva error,driver_name=(null) vaInitialize failed with error code -1 (unknown libva error),exit Now I don't know how to make it work. Any help would be appreciated!
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I have solved it. I ran sys_analyzer_linux.py(https://software.intel.com/en-us/articles/mss-sys-analyzer-linux) and found that the system boots with nomodeset parameter. After removing nomodeset, it works fine.
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