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| author | baude <bbaude@redhat.com> | 2019-08-13 12:22:24 -0500 |
|---|---|---|
| committer | Matthew Heon <mheon@redhat.com> | 2019-08-27 15:46:51 -0400 |
| commit | b49ff958d5dfb01a85fb0d5c394b1ba7d9a74d2d (patch) | |
| tree | f7f0d84733689f6d69b4fd7cd972a1dd89237f6b /libpod/events | |
| parent | bbb1ba78d4da3df796b845c67ff477e7cd8563dc (diff) | |
| download | podman-b49ff958d5dfb01a85fb0d5c394b1ba7d9a74d2d.tar.gz podman-b49ff958d5dfb01a85fb0d5c394b1ba7d9a74d2d.tar.bz2 podman-b49ff958d5dfb01a85fb0d5c394b1ba7d9a74d2d.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')
| -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 2854e6548..e7e919d6d 100644 --- a/libpod/events/journal_linux.go +++ b/libpod/events/journal_linux.go @@ -70,6 +70,11 @@ 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 { |