sysfs-class-rtrs-server 2.4 KB

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  1. What: /sys/class/rtrs-server
  2. Date: Feb 2020
  3. KernelVersion: 5.7
  4. Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
  5. Description: When a user of RTRS API creates a new session on a client side, a
  6. directory entry with the name of that session is created in here.
  7. What: /sys/class/rtrs-server/<session-name>/paths/
  8. Date: Feb 2020
  9. KernelVersion: 5.7
  10. Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
  11. Description: When new path is created by writing to "add_path" entry on client side,
  12. a directory entry named as <source address>@<destination address> is created
  13. on server.
  14. What: /sys/class/rtrs-server/<session-name>/paths/<src@dst>/disconnect
  15. Date: Feb 2020
  16. KernelVersion: 5.7
  17. Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
  18. Description: When "1" is written to the file, the RTRS session is being disconnected.
  19. Operations is non-blocking and returns control immediately to the caller.
  20. What: /sys/class/rtrs-server/<session-name>/paths/<src@dst>/hca_name
  21. Date: Feb 2020
  22. KernelVersion: 5.7
  23. Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
  24. Description: RO, Contains the the name of HCA the connection established on.
  25. What: /sys/class/rtrs-server/<session-name>/paths/<src@dst>/hca_port
  26. Date: Feb 2020
  27. KernelVersion: 5.7
  28. Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
  29. Description: RO, Contains the port number of active port traffic is going through.
  30. What: /sys/class/rtrs-server/<session-name>/paths/<src@dst>/src_addr
  31. Date: Feb 2020
  32. KernelVersion: 5.7
  33. Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
  34. Description: RO, Contains the source address of the path
  35. What: /sys/class/rtrs-server/<session-name>/paths/<src@dst>/dst_addr
  36. Date: Feb 2020
  37. KernelVersion: 5.7
  38. Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
  39. Description: RO, Contains the destination address of the path
  40. What: /sys/class/rtrs-server/<session-name>/paths/<src@dst>/stats/rdma
  41. Date: Feb 2020
  42. KernelVersion: 5.7
  43. Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>
  44. Description: Contains statistics regarding rdma operations and inflight operations.
  45. The output consists of 5 values:
  46. <read-count> <read-total-size> <write-count> <write-total-size> <inflights>