General

Profile

Paul Winder

  • Email: paul@winders.demon.co.uk
  • SSH Key:

    ssh-rsa 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 paul.winder@tegile.com

  • Registered on: 2017-02-14
  • Last connection: 2020-02-24

Issues

Projects

Activity

2020-03-24

10:10 AM illumos gate Bug #12383: Slow down and lock up in mlxcx receive interrupt path
There are a series of related tickets (listed here).
The combined change for all these tickets produced the followin...
Paul Winder

2020-03-23

04:56 PM illumos gate Bug #12441 (In Progress): mlxcx default queue sizes are a bit on the small size
When stress testing (on 25G NICs), I noticed the driver was consistently blocking because of full send and receive qu... Paul Winder
04:45 PM illumos gate Bug #12440 (In Progress): mlxcx should not block in the send path
Paul Winder
04:44 PM illumos gate Bug #12440 (In Progress): mlxcx should not block in the send path
The driver will cv_wait() in the send path when it is short of resources - buffers or ring space.
It shouldn't blo...
Paul Winder
04:42 PM illumos gate Bug #12439 (In Progress): mlxcx send rings can overflow
If the send queue is the same size (or smaller) than its paired completion queue, it is likely to overflow and become... Paul Winder
04:33 PM illumos gate Bug #12438 (In Progress): mlxcx should pass receive messages to mac layer more frequently
In testing I have seen the receive path lock up where the receive interrupt (or poll) has amassed a full chain of mbl... Paul Winder

2020-03-11

12:02 PM illumos gate Feature #12350: Add support for Emulex LPe31000 and LPe32000 fibre channel chipsets
Tested in a fibre-channel network connected as an initiator to a 3PAR.
Also, tested in a point-to-point setup. One I...
Paul Winder

2020-03-10

03:59 PM illumos gate Bug #12382: Mellanox driver is missing advertisement in dladm link-prop
Review is at: https://code.illumos.org/c/illumos-gate/+/412 Paul Winder
12:09 PM illumos gate Bug #12382: Mellanox driver is missing advertisement in dladm link-prop
With change applied, my 25G mellanox card connected into a 10G switch:... Paul Winder
02:56 PM illumos gate Bug #12383 (In Progress): Slow down and lock up in mlxcx receive interrupt path
In our testing we observed the receive path would at times slow down and occasionally just appear to lock up.
The ...
Paul Winder

Also available in: Atom