Message ID | 170314684482.1799515.8358384740367911002.stgit@ebuild |
---|---|
State | Changes Requested |
Delegated to: | Eelco Chaudron |
Headers | show |
Series | [ovs-dev,1/3] ofproto-dpif-upcall: Change flow dump duration message to WARN level. | expand |
Context | Check | Description |
---|---|---|
ovsrobot/apply-robot | success | apply and check: success |
ovsrobot/github-robot-_Build_and_Test | success | github build: passed |
ovsrobot/intel-ovs-compilation | success | test: success |
On Thu, Dec 21, 2023 at 09:22:22AM +0100, Eelco Chaudron wrote: > This patch adds a coverage counter for long poll interval events > which might help debugging the issue. > > Signed-off-by: Eelco Chaudron <echaudro@redhat.com> Acked-by: Simon Horman <horms@ovn.org>
Eelco Chaudron <echaudro@redhat.com> writes: > This patch adds a coverage counter for long poll interval events > which might help debugging the issue. > > Signed-off-by: Eelco Chaudron <echaudro@redhat.com> > --- I prefer the commit log from: https://www.mail-archive.com/ovs-dev@openvswitch.org/msg79323.html There's a bit more justification on why we should expose via the coverage counters. For instance, this data is currently available via the journal / system log. But it isn't available programmatically or if the journal entry rotates. > lib/timeval.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/lib/timeval.c b/lib/timeval.c > index 193c7bab1..0abe7e555 100644 > --- a/lib/timeval.c > +++ b/lib/timeval.c > @@ -41,6 +41,8 @@ > > VLOG_DEFINE_THIS_MODULE(timeval); > > +COVERAGE_DEFINE(long_poll_interval); > + > #if !defined(HAVE_CLOCK_GETTIME) > typedef unsigned int clockid_t; > static int clock_gettime(clock_t id, struct timespec *ts); > @@ -644,6 +646,8 @@ log_poll_interval(long long int last_wakeup) > const struct rusage *last_rusage = get_recent_rusage(); > struct rusage rusage; > > + COVERAGE_INC(long_poll_interval); > + > if (!getrusage_thread(&rusage)) { > VLOG_WARN("Unreasonably long %lldms poll interval" > " (%lldms user, %lldms system)", > > _______________________________________________ > dev mailing list > dev@openvswitch.org > https://mail.openvswitch.org/mailman/listinfo/ovs-dev
On 3 Jan 2024, at 17:32, Aaron Conole wrote: > Eelco Chaudron <echaudro@redhat.com> writes: > >> This patch adds a coverage counter for long poll interval events >> which might help debugging the issue. >> >> Signed-off-by: Eelco Chaudron <echaudro@redhat.com> >> --- > > I prefer the commit log from: > > https://www.mail-archive.com/ovs-dev@openvswitch.org/msg79323.html > > There's a bit more justification on why we should expose via the > coverage counters. For instance, this data is currently available via > the journal / system log. But it isn't available programmatically or if > the journal entry rotates. Did not even realize you did a patch for this earlier, which I acked. Guess it was waiting for a new revision :) I can add your commit message, add you to the sign-off also. >> lib/timeval.c | 4 ++++ >> 1 file changed, 4 insertions(+) >> >> diff --git a/lib/timeval.c b/lib/timeval.c >> index 193c7bab1..0abe7e555 100644 >> --- a/lib/timeval.c >> +++ b/lib/timeval.c >> @@ -41,6 +41,8 @@ >> >> VLOG_DEFINE_THIS_MODULE(timeval); >> >> +COVERAGE_DEFINE(long_poll_interval); >> + >> #if !defined(HAVE_CLOCK_GETTIME) >> typedef unsigned int clockid_t; >> static int clock_gettime(clock_t id, struct timespec *ts); >> @@ -644,6 +646,8 @@ log_poll_interval(long long int last_wakeup) >> const struct rusage *last_rusage = get_recent_rusage(); >> struct rusage rusage; >> >> + COVERAGE_INC(long_poll_interval); >> + >> if (!getrusage_thread(&rusage)) { >> VLOG_WARN("Unreasonably long %lldms poll interval" >> " (%lldms user, %lldms system)", >> >> _______________________________________________ >> dev mailing list >> dev@openvswitch.org >> https://mail.openvswitch.org/mailman/listinfo/ovs-dev
Eelco Chaudron <echaudro@redhat.com> writes: > On 3 Jan 2024, at 17:32, Aaron Conole wrote: > >> Eelco Chaudron <echaudro@redhat.com> writes: >> >>> This patch adds a coverage counter for long poll interval events >>> which might help debugging the issue. >>> >>> Signed-off-by: Eelco Chaudron <echaudro@redhat.com> >>> --- >> >> I prefer the commit log from: >> >> https://www.mail-archive.com/ovs-dev@openvswitch.org/msg79323.html >> >> There's a bit more justification on why we should expose via the >> coverage counters. For instance, this data is currently available via >> the journal / system log. But it isn't available programmatically or if >> the journal entry rotates. > > Did not even realize you did a patch for this earlier, which I > acked. Guess it was waiting for a new revision :) > > I can add your commit message, add you to the sign-off also. Works for me. :) >>> lib/timeval.c | 4 ++++ >>> 1 file changed, 4 insertions(+) >>> >>> diff --git a/lib/timeval.c b/lib/timeval.c >>> index 193c7bab1..0abe7e555 100644 >>> --- a/lib/timeval.c >>> +++ b/lib/timeval.c >>> @@ -41,6 +41,8 @@ >>> >>> VLOG_DEFINE_THIS_MODULE(timeval); >>> >>> +COVERAGE_DEFINE(long_poll_interval); >>> + >>> #if !defined(HAVE_CLOCK_GETTIME) >>> typedef unsigned int clockid_t; >>> static int clock_gettime(clock_t id, struct timespec *ts); >>> @@ -644,6 +646,8 @@ log_poll_interval(long long int last_wakeup) >>> const struct rusage *last_rusage = get_recent_rusage(); >>> struct rusage rusage; >>> >>> + COVERAGE_INC(long_poll_interval); >>> + >>> if (!getrusage_thread(&rusage)) { >>> VLOG_WARN("Unreasonably long %lldms poll interval" >>> " (%lldms user, %lldms system)", >>> >>> _______________________________________________ >>> dev mailing list >>> dev@openvswitch.org >>> https://mail.openvswitch.org/mailman/listinfo/ovs-dev
diff --git a/lib/timeval.c b/lib/timeval.c index 193c7bab1..0abe7e555 100644 --- a/lib/timeval.c +++ b/lib/timeval.c @@ -41,6 +41,8 @@ VLOG_DEFINE_THIS_MODULE(timeval); +COVERAGE_DEFINE(long_poll_interval); + #if !defined(HAVE_CLOCK_GETTIME) typedef unsigned int clockid_t; static int clock_gettime(clock_t id, struct timespec *ts); @@ -644,6 +646,8 @@ log_poll_interval(long long int last_wakeup) const struct rusage *last_rusage = get_recent_rusage(); struct rusage rusage; + COVERAGE_INC(long_poll_interval); + if (!getrusage_thread(&rusage)) { VLOG_WARN("Unreasonably long %lldms poll interval" " (%lldms user, %lldms system)",
This patch adds a coverage counter for long poll interval events which might help debugging the issue. Signed-off-by: Eelco Chaudron <echaudro@redhat.com> --- lib/timeval.c | 4 ++++ 1 file changed, 4 insertions(+)