Good work Bit confused - if we are waiting for a timer to trigger here to display a welcome and show a prompt.
How does Tatsumi have a prompt in the first place, to type the initial command? My understanding is the initial memory allocation is happening in response to Tatsumi (or anyone) typing in a command. Ray K On 09/07/2019 13:05, Dave Barach via Lists.Fd.Io wrote: > The root cause is obvious from the backtrace in VPP-1711: memory > allocator takes a spin-lock, timer interrupt fires, back into the memory > allocator, deadlock. > > > > The [sic] timer interrupt function in .../src/vppinfra/timers.c is a > mistake. You managed to find the only place in all of vpp which uses it. > > > > As a quick 1-line workaround, comment out the “timer_call” shown below, > around line 2837 in .../src/vlib/unix/cli.c, e.g. by adding an “if(0)”... > > > > /* In case the client doesn't negotiate terminal type, use > > * a timer to kick off the initial prompt. */ > > if (0) > > timer_call (unix_cli_file_welcome_timer, cf_index, 1); > > > > HTH... Dave > > > > *From:*[email protected] <[email protected]> *On Behalf Of *Yusuke > Tatsumi > *Sent:* Tuesday, July 9, 2019 1:11 AM > *To:* [email protected] > *Subject:* [vpp-dev] vppctl makes VPP hang-up occasionally > > > > Hi all, > > > > We found that VPP itself freeze once a day under using "vppctl" command > repeatedly. > > I think this is a kind of spin-lock problem but I can't understand the > root cause. > > See here for details. > > https://jira.fd.io/browse/VPP-1711 > > > > If this goes on, It's hard to operate VPP as production service. So I > need help to fix this issue. > > Could anyone help/suggest to this issue? > > > > Thanks, > > Tatsumi. > > > > — > > 立見祐介 > > ヤフー株式会社 > > テクノロジーグループ システム統括本部クラウドプラットフォーム本部技術1 > 部 コンピュート > > TEL: 03-6898-3081 > > mail: [email protected] <mailto:[email protected]> > > > > — > > Yusuke Tatsumi > > Compute team, > > Cloud Platform Division, > > System Management Group > > Yahoo Japan Corporation > > Direct: +81 (3) 6898 3081 > > mail: [email protected] <mailto:[email protected]> > > > > > -=-=-=-=-=-=-=-=-=-=-=- > Links: You receive all messages sent to this group. > > View/Reply Online (#13463): https://lists.fd.io/g/vpp-dev/message/13463 > Mute This Topic: https://lists.fd.io/mt/32402610/675355 > Group Owner: [email protected] > Unsubscribe: https://lists.fd.io/g/vpp-dev/unsub [[email protected]] > -=-=-=-=-=-=-=-=-=-=-=- >
signature.asc
Description: OpenPGP digital signature
-=-=-=-=-=-=-=-=-=-=-=- Links: You receive all messages sent to this group. View/Reply Online (#13486): https://lists.fd.io/g/vpp-dev/message/13486 Mute This Topic: https://lists.fd.io/mt/32402610/21656 Group Owner: [email protected] Unsubscribe: https://lists.fd.io/g/vpp-dev/unsub [[email protected]] -=-=-=-=-=-=-=-=-=-=-=-
