[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
no commit since December, there are news? -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: In Progress Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
** Branch linked: lp:~loic.molinari/ubuntu-ui-toolkit/uitk-quad ** Changed in: ubuntu-ui-toolkit (Ubuntu) Status: Confirmed => In Progress -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: In Progress Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
** Changed in: ubuntu-ui-toolkit (Ubuntu) Assignee: (unassigned) => Loïc Molinari (loic.molinari) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
Any news?(sorry for my insistence) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
** Tags added: unity8 -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
** Tags removed: i915 ** Tags added: performance -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
** Tags removed: performance ** Tags added: i915 -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
You can assume it is landed when this bug is marked as Fix Released -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
? -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
And now is it landed? -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
nope, it will still take a few weeks, from what I understood (sorry if I can't give more precise info, that is all I know :/ ) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
Is it landed? -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
Thanks Andrea! -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
Hi Emanuele, I asked the developer of Ubuntu Shape, and he said the new (improved!) version of the UbuntuShape should not have this problem. It will still take a few weeks before that is released though, as there are a lot of pieces involved. But still, I hope that's good news for you :) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
Any news now?(sorry for my insistence but it is important) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
With the new version of EGL convenience the problem is the same of the problem with the old version of Qtubuntu . -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
? -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
And now? -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
** Changed in: ubuntu-ui-toolkit (Ubuntu) Importance: Undecided => High -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
it is unusable -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
if I try to resize a window, it takes several seconds to show the result, not even Work the scopes -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
I tried to use unity8 after updating Qtubuntu and I encountered these problems if I try to open the app crashes unity8 (I can use only the scopes), the pointer is giant, the system is very slow. -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
i915_program_error: Exceeded max ALU instructions (76 out of 64) ^^ This means we're very close. The shader is only ~18% longer than the i915 hardware limit which should be quite feasible to resolve. ** Tags added: performance -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
Status changed to 'Confirmed' because the bug affects multiple users. ** Changed in: ubuntu-ui-toolkit (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
Ouch, on the hardware I have access to to test on, even a single Ubuntu Shape in a simple QML file has a massive hit on rendering performance. Rendering times went up 130ms *per shape*! -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: New Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1585723] Re: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering
FYI: INTEL_DEBUG=all is useful, it shows the opcodes mesa is generating from your shaders. -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1585723 Title: UbuntuShape on intel i915 (Atom) uses fallback CPU rendering Status in ubuntu-ui-toolkit package in Ubuntu: New Bug description: I'm digging into unity8 performance problems on older generation Intel GPUs - specifically i915 Atom GPUs. I've tested a simple QML file with a single empty UbuntuShape in it: import QtQuick 2.4 import Ubuntu.Components 1.3 Rectangle { width: 400 height: 300 color: "blue" UbuntuShape {} } Running it with INTEL_DEBUG=perf env var set, I get this output: i915_program_error: Exceeded max ALU instructions (76 out of 64) ENTER FALLBACK 1: Program Mapping a busy BO, causing a stall on the GPU. which implies that MESA was unable to compile one of the UbuntuShape shaders as it created more ALU instructions than the GPU could deal with. MESA falls back to CPU rendering as a result. The GPU stall message I guess is related to that. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-ui-toolkit/+bug/1585723/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp