Server Processors

[Maq]

Hello.

I try to install amduprof-5.0-1479.x86_64 on RHEL 8.10.

I use rpm wirh rpm -ivh amduprof-5.0-1479.x86_64.rpm. And after i start yum install bcc.

BCC and uprof are intall on 4 servers and i can start /usr/share/bcc/tools/execsnoop.

But only one is compliance with BCC. The 3 others not.

Server OK:

[OS-Trace Info]
BPF Supported : Yes
BCC Installed : Yes
OS Tracing Supported : Yes

[OS Info]
OS Details : Linux Red Hat Enterprise Linux 8.10 (Ootpa)-64
Distribution Details : "Red Hat Enterprise Linux 8.10 (Ootpa)"
Kernel Details : 4.18.0

[CPU Info]
AMD Cpu : Yes
Family : 0x19
Model : 0x01
Stepping : 0x1
Local APIC : Yes
Socket Count : 1
SMT Enabled : No
Threads per Core : 1
Threads per CCX : 8
Threads per Package : 64
Total number of Threads : 64 (Online 64)

Servers KO:

[OS-Trace Info]
BPF Supported : Yes
BCC Installed : No
OS Tracing Supported : No

[OS Info]
OS Details : Linux Red Hat Enterprise Linux 8.10 (Ootpa)-64
Distribution Details : "Red Hat Enterprise Linux 8.10 (Ootpa)"
Kernel Details : 4.18.0

[CPU Info]
AMD Cpu : Yes
Family : 0x19
Model : 0x01
Stepping : 0x1
Local APIC : Yes
Socket Count : 1
SMT Enabled : No
Threads per Core : 1
Threads per CCX : 8
Threads per Package : 64
Total number of Threads : 64 (Online 64)

2 same servers

[OS Info]
OS Details : Linux Red Hat Enterprise Linux 8.10 (Ootpa)-64
Distribution Details : "Red Hat Enterprise Linux 8.10 (Ootpa)"
Kernel Details : 4.18.0

[CPU Info]
AMD Cpu : Yes
Family : 0x19
Model : 0xa0
Stepping : 0x2
Local APIC : Yes
Socket Count : 1
SMT Enabled : No
Threads per Core : 1
Threads per CCX : 7
Threads per Package : 112
Total number of Threads : 112 (Online 112)

Someone have an idea about this problem?

[ajayrant]

Hi @Maq ,

Thanks for writing to serverguru forum

Currently we are investigating your issue at our end, will keep you updated about the same

Thanks & Regards
Ajay

[ajayrant]

HI @Maq ,

Could you please follow below steps on the nodes which you are getting this issue and let us know the results

Step 1 : Set BPF capabilities

             $ ./AMDuProfSetBpfCapability.sh
             O/P: 

                    Successfully set capabilities to executable

Step 2: Verify Bpf installation 

            $ ./AMDuProfVerifyBpfInstallation.sh

             O/P:

                  [OS-Trace Info]
                                BPF Supported        : Yes
                                BCC Installed        : No
                                OS Tracing Supported : No
                                Please install the BCC library to support the OS Tracing
                                If BCC is already installed, please run "AMDuProfVerifyBpfInstallation.sh" with root previlege.

Step 3: If BCC installation says No, then install bcc-tools by using below command

            $ yum install bcc-tools  //Package name may vary between OSs

Step 4: Reverify bpf installation by using 

            $ ./AMDuProfVerifyBpfInstallation.sh

           [OS-Trace Info]
                         BPF Supported        : Yes
                         BCC Installed        : Yes
                         OS Tracing Supported : Yes

[ajayrant]

Hi @Maq ,

Could you please the follow the steps shared in the last comment and let us know if issue got resolved.

Thanks & regards
Ajay

[ajayrant]

Hi @Maq 

Gentle Remainder, Did you got chance to check the below steps , if not please check the below steps and let us know if the issue got fixed.

Step 1 : Set BPF capabilities

             $ ./AMDuProfSetBpfCapability.sh
             O/P: 

                    Successfully set capabilities to executable

Step 2: Verify Bpf installation 

            $ ./AMDuProfVerifyBpfInstallation.sh

             O/P:

                  [OS-Trace Info]
                                BPF Supported        : Yes
                                BCC Installed        : No
                                OS Tracing Supported : No
                                Please install the BCC library to support the OS Tracing
                                If BCC is already installed, please run "AMDuProfVerifyBpfInstallation.sh" with root previlege.

Step 3: If BCC installation says No, then install bcc-tools by using below command

            $ yum install bcc-tools  //Package name may vary between OSs

Step 4: Reverify bpf installation by using 

            $ ./AMDuProfVerifyBpfInstallation.sh

           [OS-Trace Info]
                         BPF Supported        : Yes
                         BCC Installed        : Yes
                         OS Tracing Supported : Yes

Thanks & Regards
Ajay

[shrjoshi]

Hello @Maq 

We have not received any further updates regarding the issue.
As per SLA timelines, we are closing this issue for now.
Please feel free to reach out to us if you have further queries