forked from Minki/linux
745b6a3d4a
README with description of major sysfs entries, sysfs documentation has been moved to ABI dir as suggested by Bart. Link: https://lore.kernel.org/r/20200511135131.27580-15-danil.kipnis@cloud.ionos.com Signed-off-by: Danil Kipnis <danil.kipnis@cloud.ionos.com> Signed-off-by: Jack Wang <jinpu.wang@cloud.ionos.com> Cc: linux-kernel@vger.kernel.org Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
54 lines
2.4 KiB
Plaintext
54 lines
2.4 KiB
Plaintext
What: /sys/class/rtrs-server
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Date: Feb 2020
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KernelVersion: 5.7
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Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
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Description: When a user of RTRS API creates a new session on a client side, a
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directory entry with the name of that session is created in here.
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What: /sys/class/rtrs-server/<session-name>/paths/
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Date: Feb 2020
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KernelVersion: 5.7
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Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
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Description: When new path is created by writing to "add_path" entry on client side,
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a directory entry named as <source address>@<destination address> is created
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on server.
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What: /sys/class/rtrs-server/<session-name>/paths/<src@dst>/disconnect
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Date: Feb 2020
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KernelVersion: 5.7
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Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
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Description: When "1" is written to the file, the RTRS session is being disconnected.
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Operations is non-blocking and returns control immediately to the caller.
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What: /sys/class/rtrs-server/<session-name>/paths/<src@dst>/hca_name
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Date: Feb 2020
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KernelVersion: 5.7
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Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
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Description: RO, Contains the the name of HCA the connection established on.
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What: /sys/class/rtrs-server/<session-name>/paths/<src@dst>/hca_port
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Date: Feb 2020
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KernelVersion: 5.7
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Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
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Description: RO, Contains the port number of active port traffic is going through.
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What: /sys/class/rtrs-server/<session-name>/paths/<src@dst>/src_addr
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Date: Feb 2020
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KernelVersion: 5.7
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Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
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Description: RO, Contains the source address of the path
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What: /sys/class/rtrs-server/<session-name>/paths/<src@dst>/dst_addr
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Date: Feb 2020
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KernelVersion: 5.7
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Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
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Description: RO, Contains the destination address of the path
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What: /sys/class/rtrs-server/<session-name>/paths/<src@dst>/stats/rdma
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Date: Feb 2020
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KernelVersion: 5.7
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Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
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Description: Contains statistics regarding rdma operations and inflight operations.
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The output consists of 5 values:
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<read-count> <read-total-size> <write-count> <write-total-size> <inflights>
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