[tip:sched/core] sched/debug: Show the sum wait time of a task group

Commit-ID: 3d6c50c27bd6418dceb51642540ecfcb8ca708c2 Gitweb: https://git.kernel.org/tip/3d6c50c27bd6418dceb51642540ecfcb8ca708c2 Author: Yun Wang AuthorDate: Wed, 4 Jul 2018 11:27:27 +0800 Committer: Ingo Molnar CommitDate: Wed, 25 Jul 2018 11:41:05 +0200 sched/debug: Show the sum wait

Re: [RFC PATCH 07/11] IB/Verbs: Use management helper has_mcast() and, cap_mcast() for mcast-check

On Fri, Mar 27, 2015 at 6:49 PM, Jason Gunthorpe wrote: > On Fri, Mar 27, 2015 at 06:31:26PM +0100, Yun Wang wrote: > >> Maybe we can temporarily reserve the old logical, and gradually solve >> these problems? > > It is best to make behavioral changes in small patches, yes

Re: [RFC PATCH 08/11] IB/Verbs: Use management helper has_iwarp() for, iwarp-check

On Fri, Mar 27, 2015 at 6:16 PM, ira.weiny wrote: > On Fri, Mar 27, 2015 at 10:13:19AM -0600, Jason Gunthorpe wrote: >> On Fri, Mar 27, 2015 at 04:47:36PM +0100, Michael Wang wrote: >> > >> > Introduce helper has_iwarp() to help us check if an IB device >> > support IWARP protocol. >> >> Should pr

Re: [RFC PATCH 07/11] IB/Verbs: Use management helper has_mcast() and, cap_mcast() for mcast-check

On Fri, Mar 27, 2015 at 6:05 PM, ira.weiny wrote: > On Fri, Mar 27, 2015 at 10:28:20AM -0600, Jason Gunthorpe wrote: >> On Fri, Mar 27, 2015 at 04:46:57PM +0100, Michael Wang wrote: >> > [snip] >> > -if (rdma_transport_is_ib(id_priv->cma_dev->device)) { >> > +if (has_mcast(

Re: [RFC PATCH 06/11] IB/Verbs: Use management helper has_sa() and cap_sa(), for sa-check

On Fri, Mar 27, 2015 at 5:47 PM, ira.weiny wrote: > On Fri, Mar 27, 2015 at 04:46:11PM +0100, Michael Wang wrote: >> >> Introduce helper has_sa() and cap_sa() to help us check if an IB device >> or it's port support Subnet Administrator. > > I think these 2 should be combined. The question is if

Re: [RFC PATCH 04/11] IB/Verbs: Use management helper cap_smi() for smi-check

Make sense to me if opa smi will be handled differently, will be changed in next version :-) Regards, Michael Wang On Fri, Mar 27, 2015 at 5:32 PM, Jason Gunthorpe wrote: > On Fri, Mar 27, 2015 at 04:44:43PM +0100, Michael Wang wrote: >> >> Introduce helper cap_smi() to help us check if the port

[BUG] Time accounting in KVM host

Time accounting for KVM guests running mixed IO and CPU workloads seems wrong. KVM host: CentOS 6, x86_64, Linux 3.14.33 KVM guest: CentOS 6, x86_64, Linux 3.14.33, one vCPU. Both guest and host enabled CONFIG_IRQ_TIME_ACCOUNTING and CONFIG_PARAVIRT_TIME_ACCOUNTING The KVM guest was running iper

Michael Wang got a new mail address

Hi, folks And this is my new mail address ;-) Regards, Michael Wang -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://ww

Regarding CONFIG_PARAVIRT_TIME_ACCOUNTING

If this option is enabled, do we take VM steal time into account when updating cpu_power? As a result, there will be less load on vCPUs with smaller cpu_power ? Thanks. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org

Re: [fmc] BUG: scheduling while atomic: swapper/0/1/0x00000002

On 08/11/2013 09:52 PM, Fengguang Wu wrote: Alessandro, FYI, the bug still exists in the upstream and linux-next kernels. And it's caused by: fc_probe(...) { ... spin_lock(&fc_lock); ret = misc_register(&fc->misc); ...

Re: 3.11.0-rc4 (Linus GIT) -- WARNING: CPU: 1 PID: 1 at kernel/time/tick-sched.c:185 can_stop_full_tick+0x7e/0x89()

Hi, Miles On 08/06/2013 12:30 PM, Miles Lane wrote: I am not seeing any problems in the behavior of the computer, but wonder if this indicates something that needs fixing. [1.969109] WARNING: CPU: 1 PID: 1 at kernel/time/tick-sched.c:185 can_stop_full_tick+0x7e/0x89() According to the com