Re: [Linuxptp-users] Raw socket close issue

[Miroslav L. <mli...@re...>]

On Wed, Mar 16, 2022 at 06:23:23PM +0000, ramesh t via Linuxptp-users wrote:
> ptp4l: [704774.649] port 1: announce timeout
> ptp4l: [704774.649] port 1: SLAVE to MASTER on ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> 
> On debugging further, when port 2 is configured for down state, we call raw_close in port_disable, to close the open FDs. This closure is taking around 600ms to 800ms. This in turn impacts handling on accounce packets on port1 connected to BC/GM.
> 
> Can you please suggest how we can resolve this issue?

Maybe some optimization could be implemented in the kernel to shorten
that time. I don't know why it takes so long. What is your
logAnnounceInterval and announceReceiptTimeout? Could they be
increased?

-- 
Miroslav Lichvar