Jiri, The change looks good. Could you generate a pull request against the bcc/iovisor github repository?
Thanks! Yonghong On Tue, Aug 28, 2018 at 5:01 AM Jiri Olsa <[email protected]> wrote: > > hi, > on RHEL7 we are facing timing issues in some bcc-tools > scripts. The time subsystem might return backward timestamp > via bpf_ktime_get_ns and thus screw up latency computation. > > This seems to be RHEL7 kernel issue and needs to be fixed, > however meanwhile it'd be nice if affected scripts display > sane values despite the kernel issue. > > This patchset harden 2 scripts (xfsslower and ext4dist) > we saw this behaviour so far, to ensure the latency is > always > 0. > > thanks, > jirka > > > --- > Jiri Olsa (2): > tools: Skip backward time entries in xfsslower > tools: Skip backward time entries in ext4dist > > tools/ext4dist.py | 10 ++++++++-- > tools/xfsslower.py | 9 ++++++++- > 2 files changed, 16 insertions(+), 3 deletions(-) > > > -=-=-=-=-=-=-=-=-=-=-=- Links: You receive all messages sent to this group. View/Reply Online (#1466): https://lists.iovisor.org/g/iovisor-dev/message/1466 Mute This Topic: https://lists.iovisor.org/mt/25038969/21656 Group Owner: [email protected] Unsubscribe: https://lists.iovisor.org/g/iovisor-dev/unsub [[email protected]] -=-=-=-=-=-=-=-=-=-=-=-
