Eelco Chaudron <[email protected]> writes: > This patch adds a series of NetLink flow operation USDT probes. > These probes are in turn used in the upcall_cost Python script, > which in addition of some kernel tracepoints, give an insight into > the time spent on processing upcall. > > Signed-off-by: Eelco Chaudron <[email protected]> > --- > v2: > - Fixed path naming > - Fixed some typos > - Updated script header >
TIME seems a bit misaligned, althought it's not that important (it's more a reference rather than a pretty print): EVENT COMM PID CPU TIME EVENT DATA[dpif_name/dp_port/pkt_len/pkt_frag_len] [openvswitch__dp_upcall] iperf 1959468 [010] 119564.082192551: ovs-system 2 118 0 [openvswitch__dp_upcall] iperf 1959499 [004] 119564.082192633: ovs-system 2 118 0 ... Other than that, Acked-by: Paolo Valerio <[email protected]> > Documentation/topics/usdt-probes.rst | 86 ++ > lib/dpif-netlink.c | 16 > utilities/automake.mk | 4 > utilities/usdt_scripts/upcall_cost.py | 1787 > +++++++++++++++++++++++++++++++++ > 4 files changed, 1892 insertions(+), 1 deletion(-) > create mode 100755 utilities/usdt_scripts/upcall_cost.py _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
