Re: [Devel] [PATCH RH9] dm-ploop: port the standby mode feature.

Hello, On 14.10.22 8:57, Kui Liu wrote: -Original Message- From: Alexander Atanasov Date: Thursday, 13 October 2022 at 11:26 PM To: Kui Liu , Konstantin Khorenko , Alexey Kuznetsov Cc: Devel , Alexander Mikhalitsyn Subject: Re: [Devel] [PATCH RH9] dm-ploop: port the standby mode

Re: [Devel] [PATCH RH9 v3 01/10] drivers/vhost: vhost-blk accelerator for virtio-blk guests

On 10.10.2022 17:56, Andrey Zhadchenko wrote: Although QEMU virtio is quite fast, there is still some room for improvements. Disk latency can be reduced if we handle virito-blk requests in host kernel istead of passing them to QEMU. The patch adds vhost-blk kernel module to do so. Some test s

Re: [Devel] [PATCH RH9 v3 01/10] drivers/vhost: vhost-blk accelerator for virtio-blk guests

On 10.10.2022 17:56, Andrey Zhadchenko wrote: Although QEMU virtio is quite fast, there is still some room for improvements. Disk latency can be reduced if we handle virito-blk requests in host kernel istead of passing them to QEMU. The patch adds vhost-blk kernel module to do so. Some test s

[Devel] [PATCH vz9] Make failslab writable again, #PSBM-141315

In (060807f841ac mm, slub: make remaining slub_debug related attributes read-only) failslab was made read-only. I think it became a collateral victim to the two other options for which the reasons are perfectly valid. Here is why: - sanity_checks and trace are slab internal debug options,

[Devel] [PATCH RHEL7 COMMIT] ms/blk-wbt: use wq_has_sleeper() for wq active check

The commit is pushed to "branch-rh7-3.10.0-1160.76.1.vz7.189.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-1160.76.1.vz7.189.4 --> commit 33ee32d151cb9d3c8b2c11808d9528f6f26e8b2c Author: Jens Axboe Date: Thu Sep 29 14:30:04 2022 +0300 ms/blk-wbt

[Devel] [PATCH RHEL7 COMMIT] ms/blk-wbt: move disable check into get_limit()

The commit is pushed to "branch-rh7-3.10.0-1160.76.1.vz7.189.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-1160.76.1.vz7.189.4 --> commit 8b1e630e974a927fc6b0906775988d6446366797 Author: Jens Axboe Date: Thu Sep 29 14:30:02 2022 +0300 ms/blk-wbt

[Devel] [PATCH RHEL7 COMMIT] ms/net: Generalise wq_has_sleeper helper

The commit is pushed to "branch-rh7-3.10.0-1160.76.1.vz7.189.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-1160.76.1.vz7.189.4 --> commit 742bf453d82d93d52bf1effbbd8248e3dfe8f239 Author: Herbert Xu Date: Thu Sep 29 14:30:03 2022 +0300 ms/net: Ge

[Devel] [PATCH RHEL7 COMMIT] ms/wait: add wq_has_single_sleeper helper

The commit is pushed to "branch-rh7-3.10.0-1160.76.1.vz7.189.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-1160.76.1.vz7.189.4 --> commit fe6cdcf174baa72559f3ea81df9bdb15bf10902e Author: Josef Bacik Date: Thu Sep 29 14:30:08 2022 +0300 ms/wait:

[Devel] [PATCH RHEL7 COMMIT] ms/rq-qos: don't reset has_sleepers on spurious wakeups

The commit is pushed to "branch-rh7-3.10.0-1160.76.1.vz7.189.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-1160.76.1.vz7.189.4 --> commit 729c880e01c9a40b96e6cbfdf49bf928c74e59fb Author: Josef Bacik Date: Thu Sep 29 14:30:10 2022 +0300 ms/rq-qos

[Devel] [PATCH RHEL7 COMMIT] ms/rq-qos: use a mb for got_token

The commit is pushed to "branch-rh7-3.10.0-1160.76.1.vz7.189.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-1160.76.1.vz7.189.4 --> commit 3ae45bd569ebbd263b23e4e5669303bd54ba07e0 Author: Josef Bacik Date: Thu Sep 29 14:30:12 2022 +0300 ms/rq-qos

[Devel] [PATCH RHEL7 COMMIT] ms/rq-qos: fix missed wake-ups in rq_qos_throttle

The commit is pushed to "branch-rh7-3.10.0-1160.76.1.vz7.189.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-1160.76.1.vz7.189.4 --> commit 815294bb8cf89219b011febcd0176c1d21a9d5e3 Author: Josef Bacik Date: Thu Sep 29 14:30:09 2022 +0300 ms/rq-qos

[Devel] [PATCH RHEL7 COMMIT] ms/blk-wbt: abstract out end IO completion handler

The commit is pushed to "branch-rh7-3.10.0-1160.76.1.vz7.189.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-1160.76.1.vz7.189.4 --> commit 8c4894837c690998bb974faec5e06481c533a348 Author: Jens Axboe Date: Thu Sep 29 14:30:06 2022 +0300 ms/blk-wbt

[Devel] [PATCH RHEL7 COMMIT] ms/blk-wbt: improve waking of tasks

The commit is pushed to "branch-rh7-3.10.0-1160.76.1.vz7.189.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-1160.76.1.vz7.189.4 --> commit f39f017e090342e34cb60e3247c27d08931eee6c Author: Jens Axboe Date: Thu Sep 29 14:30:07 2022 +0300 ms/blk-wbt

[Devel] [PATCH RHEL7 COMMIT] ms/rq-qos: set ourself TASK_UNINTERRUPTIBLE after we schedule

The commit is pushed to "branch-rh7-3.10.0-1160.76.1.vz7.189.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-1160.76.1.vz7.189.4 --> commit 22a6559be418f9fe76a01607da1f7db6ef4b9ae1 Author: Josef Bacik Date: Thu Sep 29 14:30:11 2022 +0300 ms/rq-qos

[Devel] [PATCH RHEL7 COMMIT] ms/blk-wbt: Avoid lock contention and thundering herd issue in wbt_wait

The commit is pushed to "branch-rh7-3.10.0-1160.76.1.vz7.189.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-1160.76.1.vz7.189.4 --> commit 9b97c13c145a9cd9c53fba49d8037cb2c978d8d2 Author: Anchal Agarwal Date: Thu Sep 29 14:30:01 2022 +0300 ms/blk

[Devel] [PATCH RHEL7 COMMIT] ms/blk-wbt: fix has-sleeper queueing check

The commit is pushed to "branch-rh7-3.10.0-1160.76.1.vz7.189.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-1160.76.1.vz7.189.4 --> commit 5bb00ef560f2e1ffcb2508aedb4d66075016ac7f Author: Jens Axboe Date: Thu Sep 29 14:30:05 2022 +0300 ms/blk-wbt