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| author | baude <bbaude@redhat.com> | 2019-08-13 12:22:24 -0500 |
|---|---|---|
| committer | baude <bbaude@redhat.com> | 2019-08-14 09:30:12 -0500 |
| commit | bbfc80c579c0c3fd8e5bddf8cf88532113df67e9 (patch) | |
| tree | 04b8e497c776616f324361284e45a741088611e1 /libpod/events/journal_linux.go | |
| parent | a734b53357a84d5156e2902113e72d9384f9515b (diff) | |
| download | podman-bbfc80c579c0c3fd8e5bddf8cf88532113df67e9.tar.gz podman-bbfc80c579c0c3fd8e5bddf8cf88532113df67e9.tar.bz2 podman-bbfc80c579c0c3fd8e5bddf8cf88532113df67e9.zip | |
performance fix for podman events with large journalds
in the case where the host has a large journald, iterating the journal
without using a Match is very poor performance. this might be a
temporary fix while we figure out why the systemd library does not seem to
behave properly.
Signed-off-by: baude <bbaude@redhat.com>
Diffstat (limited to 'libpod/events/journal_linux.go')
| -rw-r--r-- | libpod/events/journal_linux.go | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libpod/events/journal_linux.go b/libpod/events/journal_linux.go index 3bc3f6de7..470c76959 100644 --- a/libpod/events/journal_linux.go +++ b/libpod/events/journal_linux.go @@ -73,6 +73,11 @@ func (e EventJournalD) Read(options ReadOptions) error { if err := j.SeekTail(); err != nil { return errors.Wrap(err, "failed to seek end of journal") } + } else { + podmanJournal := sdjournal.Match{Field: "SYSLOG_IDENTIFIER", Value: "podman"} //nolint + if err := j.AddMatch(podmanJournal.String()); err != nil { + return errors.Wrap(err, "failed to add filter for event log") + } } // the api requires a next|prev before getting a cursor if _, err := j.Next(); err != nil { |