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CHANGELOG: Add description for multipath and I/O error resiliency

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Signed-off-by: Shuhei Matsumoto <smatsumoto@nvidia.com>
Change-Id: I686b85d2dd52c83428a0eee81aa4c8648e274230
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/11129
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
This commit is contained in:
Shuhei Matsumoto 2022-01-18 10:04:17 +09:00 committed by Tomasz Zawadzki
parent 025d10c547
commit 45777e1b24
1 changed files with 8 additions and 5 deletions
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CHANGELOG.md
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@ -19,18 +19,21 @@ is fabric or not.
API `spdk_nvme_poll_group_remove` was limited to be available only for a API `spdk_nvme_poll_group_remove` was limited to be available only for a
disconnected qpair in the group. disconnected qpair in the group.
### bdev_nvme
Added `num_io_queues` to `bdev_nvme_attach_controller` RPC to allow specifying amount
of requested IO queues.
### bdev ### bdev
The NVMe bdev module supports multipath and improved I/O error resiliency.
The parameter `retry_count` of the RPC `bdev_nvme_set_options` was deprecated and will be The parameter `retry_count` of the RPC `bdev_nvme_set_options` was deprecated and will be
removed in SPDK 22.04, and the parameter `transport_retry_count` is added and used instead. removed in SPDK 22.04, and the parameter `transport_retry_count` is added and used instead.
An new parameter `bdev_retry_count` is added to the RPC `bdev_nvme_set_options`. An new parameter `bdev_retry_count` is added to the RPC `bdev_nvme_set_options`.
New parameters, `ctrlr_loss_timeout_sec`, `reconnect_delay_sec`, and `fast_io_fail_timeout_sec`, are
added to the RPC `bdev_nvme_attach_controller`.
An new parameter `num_io_queues` is added to `bdev_nvme_attach_controller` RPC to allow specifying amount
of requested IO queues.
Added 'key_file' parameter to the 'rbd_register_cluster' RPC. It is an optional parameter to Added 'key_file' parameter to the 'rbd_register_cluster' RPC. It is an optional parameter to
specify a keyring file to connect to a RADOS cluster. specify a keyring file to connect to a RADOS cluster.