From: Alexey Budankov <alexey.budankov@linux.intel.com>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>, Andi Kleen <ak@linux.intel.com>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: [PATCH v5 10/10] perf tests: implement Zstd comp/decomp integration test
Date: Fri, 1 Mar 2019 19:09:26 +0300 [thread overview]
Message-ID: <6f882af2-686b-7e94-cfb2-60f50e8d0136@linux.intel.com> (raw)
In-Reply-To: <4d1b11a4-77ed-d9af-ed22-875fc17b6050@linux.intel.com>
Implemented basic integration test for Zstd based trace
compression/decompression in record and report modes.
Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com>
---
.../tests/shell/record+zstd_comp_decomp.sh | 28 +++++++++++++++++++
1 file changed, 28 insertions(+)
create mode 100755 tools/perf/tests/shell/record+zstd_comp_decomp.sh
diff --git a/tools/perf/tests/shell/record+zstd_comp_decomp.sh b/tools/perf/tests/shell/record+zstd_comp_decomp.sh
new file mode 100755
index 000000000000..5cb2ab8e2112
--- /dev/null
+++ b/tools/perf/tests/shell/record+zstd_comp_decomp.sh
@@ -0,0 +1,28 @@
+#!/bin/sh
+# record trace Zstd compression/decompression
+
+trace_file=$(mktemp /tmp/perf.data.XXX)
+perf_tool=perf
+output=/dev/null
+
+skip_if_no_z_record() {
+ $perf_tool record -h 2>&1 | grep '\-z, \-\-compression\-level <n>'
+}
+
+collect_z_record() {
+ echo "Collecting compressed record trace file:"
+ $perf_tool record -o $trace_file -a -z 1 -F 25000 -e cycles -- \
+ dd count=2000 if=/dev/random of=/dev/null > $output 2>&1
+}
+
+check_compressed_stats() {
+ echo "Checking compressed events stats:"
+ $perf_tool report -i $trace_file --header --stats | \
+ grep -E "(# compressed : Zstd,)|(COMPRESSED events:)" > $output 2>&1
+}
+
+skip_if_no_z_record || exit 2
+collect_z_record && check_compressed_stats
+err=$?
+rm -f $trace_file
+exit $err
--
2.20.1
next prev parent reply other threads:[~2019-03-01 16:09 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-01 15:27 [PATCH v5 00/10] perf: enable compression of record mode trace to save storage space Alexey Budankov
2019-03-01 15:41 ` [PATCH v5 02/10] perf record: implement -f,--mmap-flush=<threshold> option Alexey Budankov
2019-03-05 12:25 ` Jiri Olsa
2019-03-07 8:28 ` Alexey Budankov
2019-03-05 12:25 ` Jiri Olsa
2019-03-07 8:28 ` Alexey Budankov
2019-03-05 12:26 ` Jiri Olsa
2019-03-07 8:42 ` Alexey Budankov
2019-03-07 8:54 ` Alexey Budankov
2019-03-01 15:43 ` [PATCH v5 03/10] perf session: define bytes_transferred and bytes_compressed metrics Alexey Budankov
2019-03-05 12:26 ` Jiri Olsa
2019-03-07 8:29 ` Alexey Budankov
2019-03-11 8:19 ` Alexey Budankov
2019-03-11 12:33 ` Jiri Olsa
2019-03-11 13:41 ` Alexey Budankov
2019-03-01 15:46 ` [PATCH v5 04/10] perf record: implement COMPRESSED event record and its attributes Alexey Budankov
2019-03-01 15:52 ` [PATCH v5 06/10] perf util: introduce Zstd based streaming compression API Alexey Budankov
2019-03-05 12:26 ` Jiri Olsa
2019-03-07 8:29 ` Alexey Budankov
2019-03-01 15:58 ` [PATCH v5 07/10] perf record: implement -z,--compression_level=n option and compression Alexey Budankov
2019-03-05 0:01 ` Andi Kleen
2019-03-05 9:19 ` Alexey Budankov
2019-03-05 12:25 ` Jiri Olsa
2019-03-07 8:39 ` Alexey Budankov
2019-03-07 12:14 ` Jiri Olsa
2019-03-07 15:26 ` Alexey Budankov
2019-03-07 15:56 ` Alexey Budankov
2019-03-08 10:46 ` Jiri Olsa
2019-03-10 15:55 ` Alexey Budankov
2019-03-10 16:17 ` Alexey Budankov
2019-03-11 10:56 ` Jiri Olsa
2019-03-05 12:25 ` Jiri Olsa
2019-03-07 8:26 ` Alexey Budankov
2019-03-05 12:26 ` Jiri Olsa
2019-03-07 8:26 ` Alexey Budankov
2019-03-07 11:59 ` Jiri Olsa
2019-03-07 14:51 ` Alexey Budankov
2019-03-05 12:26 ` Jiri Olsa
2019-03-07 8:26 ` Alexey Budankov
2019-03-05 12:26 ` Jiri Olsa
2019-03-07 8:26 ` Alexey Budankov
2019-03-01 16:06 ` [PATCH v5 08/10] perf report: implement record trace decompression Alexey Budankov
2019-03-05 12:25 ` Jiri Olsa
2019-03-07 8:27 ` Alexey Budankov
2019-03-01 16:07 ` [PATCH v5 09/10] perf inject: enable COMPRESSED records decompression Alexey Budankov
2019-03-05 12:26 ` Jiri Olsa
2019-03-07 8:28 ` Alexey Budankov
2019-03-01 16:09 ` Alexey Budankov [this message]
2019-03-05 12:25 ` [PATCH v5 10/10] perf tests: implement Zstd comp/decomp integration test Jiri Olsa
2019-03-07 8:29 ` Alexey Budankov
2019-03-01 16:37 ` [PATCH v5 05/10] perf mmap: implement dedicated memory buffer for data compression Alexey Budankov
2019-03-01 16:38 ` [PATCH v5 01/10] feature: implement libzstd check, LIBZSTD_DIR and NO_LIBZSTD defines Alexey Budankov
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