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Tue, 21 Jan 2020 12:30:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1579609818; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Cd7MHlODkbFLPZaBRZM3VhImlj/yWK2Gg6eQIEyLu+Q=; b=HiFPREHv4sF46wUWGkff0Uwcf0e+genBzwkj8EOdTuysriSZlL5ORIkqI74ANiuYeMBy2A I4XmceGfdLS9wBlRUvx46S9piwXMpfUcIssSNNAWm3pMJP18EJQyy2iS0aC0M1x6HrR+Wm wlYjtjrn97uF19rtLQZDJFmWjxhUy2Q= From: "Dr. David Alan Gilbert (git)" To: qemu-devel@nongnu.org, stefanha@redhat.com, vgoyal@redhat.com, berrange@redhat.com, slp@redhat.com, philmd@redhat.com Subject: [PATCH v2 062/109] virtiofsd: Add timestamp to the log with FUSE_LOG_DEBUG level Date: Tue, 21 Jan 2020 12:23:46 +0000 Message-Id: <20200121122433.50803-63-dgilbert@redhat.com> In-Reply-To: <20200121122433.50803-1-dgilbert@redhat.com> References: <20200121122433.50803-1-dgilbert@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-MC-Unique: U1iEdNRTPCG_XduZzJxA5g-1 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 205.139.110.61 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: m.mizuma@jp.fujitsu.com, misono.tomohiro@jp.fujitsu.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) Content-Type: text/plain; charset="utf-8" From: Masayoshi Mizuma virtiofsd has some threads, so we see a lot of logs with debug option. It would be useful for debugging if we can see the timestamp. Add nano second timestamp, which got by get_clock(), to the log with FUSE_LOG_DEBUG level if the syslog option isn't set. The log is like as: ]# ./virtiofsd -d -o vhost_user_socket=3D/tmp/vhostqemu0 -o source=3D/tmp= /share0 -o cache=3Dauto ... [5365943125463727] [ID: 00000002] fv_queue_thread: Start for queue 0 kick= _fd 9 [5365943125568644] [ID: 00000002] fv_queue_thread: Waiting for Queue 0 ev= ent [5365943125573561] [ID: 00000002] fv_queue_thread: Got queue event on Que= ue 0 Signed-off-by: Masayoshi Mizuma --- tools/virtiofsd/passthrough_ll.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/tools/virtiofsd/passthrough_ll.c b/tools/virtiofsd/passthrough= _ll.c index 991de69334..a7fb34ac0c 100644 --- a/tools/virtiofsd/passthrough_ll.c +++ b/tools/virtiofsd/passthrough_ll.c @@ -35,6 +35,8 @@ * \include passthrough_ll.c */ =20 +#include "qemu/osdep.h" +#include "qemu/timer.h" #include "fuse_virtio.h" #include "fuse_log.h" #include "fuse_lowlevel.h" @@ -2275,7 +2277,13 @@ static void log_func(enum fuse_log_level level, cons= t char *fmt, va_list ap) } =20 if (current_log_level =3D=3D FUSE_LOG_DEBUG) { - localfmt =3D g_strdup_printf("[ID: %08ld] %s", syscall(__NR_gettid= ), fmt); + if (!use_syslog) { + localfmt =3D g_strdup_printf("[%" PRId64 "] [ID: %08ld] %s", + get_clock(), syscall(__NR_gettid), = fmt); + } else { + localfmt =3D g_strdup_printf("[ID: %08ld] %s", syscall(__NR_ge= ttid), + fmt); + } fmt =3D localfmt; } =20 --=20 2.24.1