[Kernel-packages] [Bug 1782208] Re: KVM SnowRidge Adaptive PEBS
** Changed in: linux (Ubuntu) Importance: Undecided => Wishlist ** Changed in: qemu (Ubuntu) Importance: Undecided => Wishlist ** Changed in: xen (Ubuntu) Importance: Undecided => Wishlist -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1782208 Title: KVM SnowRidge Adaptive PEBS Status in linux package in Ubuntu: Confirmed Status in qemu package in Ubuntu: New Status in xen package in Ubuntu: New Bug description: With the addition of more CPU state information of data, the PEBS(Processor Event Based Sampling) record size is greatly increased. However, most general users of PEBS require just the eventingIP and do not require such a large PEBS record. Adaptive PEBS provides Software the capability to configure the PEBS records to capture only the data of interest, keeping the record size compact. Need modify KVM and Qemu. Adaptive PEBS (Processor Event Based Sampling) is configurable PEBS records for only interested data collection from massive PEBS data. It depends on PEBS via PT. The enabling work includes: ◾Expose this feature and MSR configure bit in guest PEBS driver ◾Save and restore status in vCPU when vm_exit and vm_entry ◾Support both host-guest mode and system mode. Target Kernel: 5.2 Target Release: 19.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1782208/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
Re: [Kernel-packages] [Bug 1782208] Re: KVM SnowRidge Adaptive PEBS
No updates/upstream at this time. -Original Message- From: boun...@canonical.com [mailto:boun...@canonical.com] On Behalf Of Christian Ehrhardt ? Sent: Monday, May 6, 2019 10:29 PM To: Lai, Paul C Subject: [Bug 1782208] Re: KVM SnowRidge Adaptive PEBS Are there updates and/or references to commits in those projects already that we can use to track and integrate those features? -- You received this bug notification because you are subscribed to the bug report. https://bugs.launchpad.net/bugs/1782208 Title: KVM SnowRidge Adaptive PEBS Status in linux package in Ubuntu: Incomplete Status in qemu package in Ubuntu: New Status in xen package in Ubuntu: New Bug description: With the addition of more CPU state information of data, the PEBS(Processor Event Based Sampling) record size is greatly increased. However, most general users of PEBS require just the eventingIP and do not require such a large PEBS record. Adaptive PEBS provides Software the capability to configure the PEBS records to capture only the data of interest, keeping the record size compact. Need modify KVM and Qemu. Adaptive PEBS (Processor Event Based Sampling) is configurable PEBS records for only interested data collection from massive PEBS data. It depends on PEBS via PT. The enabling work includes: ◾Expose this feature and MSR configure bit in guest PEBS driver ◾Save and restore status in vCPU when vm_exit and vm_entry ◾Support both host-guest mode and system mode. Target Kernel: 5.2 Target Release: 19.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1782208/+subscriptions -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1782208 Title: KVM SnowRidge Adaptive PEBS Status in linux package in Ubuntu: Confirmed Status in qemu package in Ubuntu: New Status in xen package in Ubuntu: New Bug description: With the addition of more CPU state information of data, the PEBS(Processor Event Based Sampling) record size is greatly increased. However, most general users of PEBS require just the eventingIP and do not require such a large PEBS record. Adaptive PEBS provides Software the capability to configure the PEBS records to capture only the data of interest, keeping the record size compact. Need modify KVM and Qemu. Adaptive PEBS (Processor Event Based Sampling) is configurable PEBS records for only interested data collection from massive PEBS data. It depends on PEBS via PT. The enabling work includes: ◾Expose this feature and MSR configure bit in guest PEBS driver ◾Save and restore status in vCPU when vm_exit and vm_entry ◾Support both host-guest mode and system mode. Target Kernel: 5.2 Target Release: 19.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1782208/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1782208] Re: KVM SnowRidge Adaptive PEBS
Feature request that does not need the kernel logs the bot asks for ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1782208 Title: KVM SnowRidge Adaptive PEBS Status in linux package in Ubuntu: Confirmed Status in qemu package in Ubuntu: New Status in xen package in Ubuntu: New Bug description: With the addition of more CPU state information of data, the PEBS(Processor Event Based Sampling) record size is greatly increased. However, most general users of PEBS require just the eventingIP and do not require such a large PEBS record. Adaptive PEBS provides Software the capability to configure the PEBS records to capture only the data of interest, keeping the record size compact. Need modify KVM and Qemu. Adaptive PEBS (Processor Event Based Sampling) is configurable PEBS records for only interested data collection from massive PEBS data. It depends on PEBS via PT. The enabling work includes: ◾Expose this feature and MSR configure bit in guest PEBS driver ◾Save and restore status in vCPU when vm_exit and vm_entry ◾Support both host-guest mode and system mode. Target Kernel: 5.2 Target Release: 19.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1782208/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1782208] Re: KVM SnowRidge Adaptive PEBS
Are there updates and/or references to commits in those projects already that we can use to track and integrate those features? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1782208 Title: KVM SnowRidge Adaptive PEBS Status in linux package in Ubuntu: Incomplete Status in qemu package in Ubuntu: New Status in xen package in Ubuntu: New Bug description: With the addition of more CPU state information of data, the PEBS(Processor Event Based Sampling) record size is greatly increased. However, most general users of PEBS require just the eventingIP and do not require such a large PEBS record. Adaptive PEBS provides Software the capability to configure the PEBS records to capture only the data of interest, keeping the record size compact. Need modify KVM and Qemu. Adaptive PEBS (Processor Event Based Sampling) is configurable PEBS records for only interested data collection from massive PEBS data. It depends on PEBS via PT. The enabling work includes: ◾Expose this feature and MSR configure bit in guest PEBS driver ◾Save and restore status in vCPU when vm_exit and vm_entry ◾Support both host-guest mode and system mode. Target Kernel: 5.2 Target Release: 19.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1782208/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1782208] Re: KVM SnowRidge Adaptive PEBS
Again, this semes to be a Kernel/qemu bug that was only filed against xen. Added bug tasks to not get lost. ** Also affects: qemu (Ubuntu) Importance: Undecided Status: New ** Also affects: linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1782208 Title: KVM SnowRidge Adaptive PEBS Status in linux package in Ubuntu: Incomplete Status in qemu package in Ubuntu: New Status in xen package in Ubuntu: New Bug description: With the addition of more CPU state information of data, the PEBS(Processor Event Based Sampling) record size is greatly increased. However, most general users of PEBS require just the eventingIP and do not require such a large PEBS record. Adaptive PEBS provides Software the capability to configure the PEBS records to capture only the data of interest, keeping the record size compact. Need modify KVM and Qemu. Adaptive PEBS (Processor Event Based Sampling) is configurable PEBS records for only interested data collection from massive PEBS data. It depends on PEBS via PT. The enabling work includes: ◾Expose this feature and MSR configure bit in guest PEBS driver ◾Save and restore status in vCPU when vm_exit and vm_entry ◾Support both host-guest mode and system mode. Target Kernel: 5.2 Target Release: 19.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1782208/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
