From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E817DC10F00 for ; Fri, 6 Mar 2020 11:43:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BFC9820848 for ; Fri, 6 Mar 2020 11:43:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726973AbgCFLnE (ORCPT ); Fri, 6 Mar 2020 06:43:04 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:14538 "EHLO mx0b-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726894AbgCFLnE (ORCPT ); Fri, 6 Mar 2020 06:43:04 -0500 Received: from pps.filterd (m0127361.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 026Bgx4e084579 for ; Fri, 6 Mar 2020 06:43:03 -0500 Received: from e06smtp03.uk.ibm.com (e06smtp03.uk.ibm.com [195.75.94.99]) by mx0a-001b2d01.pphosted.com with ESMTP id 2yfkne7eg0-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Fri, 06 Mar 2020 06:43:02 -0500 Received: from localhost by e06smtp03.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Fri, 6 Mar 2020 11:42:54 -0000 Received: from d06av24.portsmouth.uk.ibm.com (mk.ibm.com [9.149.105.60]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 026BgrfT54132976 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 6 Mar 2020 11:42:53 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 21C3342047; Fri, 6 Mar 2020 11:42:53 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id EE45C42049; Fri, 6 Mar 2020 11:42:52 +0000 (GMT) Received: from tuxmaker.boeblingen.de.ibm.com (unknown [9.152.85.9]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Fri, 6 Mar 2020 11:42:52 +0000 (GMT) From: Stefan Raspl To: kvm@vger.kernel.org Cc: rkrcmar@redhat.com, pbonzini@redhat.com Subject: [PATCH 4/7] tools/kvm_stat: add command line switch '-c' to log in csv format Date: Fri, 6 Mar 2020 12:42:47 +0100 X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200306114250.57585-1-raspl@linux.ibm.com> References: <20200306114250.57585-1-raspl@linux.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 20030611-0012-0000-0000-0000038DBE9E X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 20030611-0013-0000-0000-000021CA80C0 Message-Id: <20200306114250.57585-5-raspl@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.572 definitions=2020-03-06_03:2020-03-06,2020-03-06 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 spamscore=0 mlxlogscore=999 lowpriorityscore=0 priorityscore=1501 bulkscore=0 adultscore=0 suspectscore=1 clxscore=1015 mlxscore=0 phishscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2003060084 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: Stefan Raspl Add an alternative format that can be more easily used for further processing later on. Note that we add a timestamp in the first column for both, the regular and the new csv format. Signed-off-by: Stefan Raspl --- tools/kvm/kvm_stat/kvm_stat | 63 +++++++++++++++++++++++++-------- tools/kvm/kvm_stat/kvm_stat.txt | 4 +++ 2 files changed, 53 insertions(+), 14 deletions(-) diff --git a/tools/kvm/kvm_stat/kvm_stat b/tools/kvm/kvm_stat/kvm_stat index 8ed25bf1d048..7fe767bd2625 100755 --- a/tools/kvm/kvm_stat/kvm_stat +++ b/tools/kvm/kvm_stat/kvm_stat @@ -33,6 +33,8 @@ import struct import re import subprocess from collections import defaultdict, namedtuple +from functools import reduce +from datetime import datetime VMX_EXIT_REASONS = { 'EXCEPTION_NMI': 0, @@ -1485,28 +1487,49 @@ def batch(stats): pass -def log(stats, opts): - """Prints statistics as reiterating key block, multiple value blocks.""" - keys = sorted(stats.get().keys()) - - def banner(): +class StdFormat(object): + def __init__(self, keys): + self._banner = '' for key in keys: - print(key.split(' ')[0], end=' ') - print() + self._banner += key.split(' ')[0] + ' ' - def statline(): - s = stats.get() + def get_banner(self): + return self._banner + + @staticmethod + def get_statline(keys, s): + res = '' for key in keys: - print(' %9d' % s[key].delta, end=' ') - print() + res += ' %9d' % s[key].delta + return res + + +class CSVFormat(object): + def __init__(self, keys): + self._banner = 'timestamp' + self._banner += reduce(lambda res, key: "{},{!s}".format(res, + key.split(' ')[0]), keys, '') + + def get_banner(self): + return self._banner + + @staticmethod + def get_statline(keys, s): + return reduce(lambda res, key: "{},{!s}".format(res, s[key].delta), + keys, '') + + +def log(stats, opts, frmt, keys): + """Prints statistics as reiterating key block, multiple value blocks.""" line = 0 banner_repeat = 20 while True: try: time.sleep(opts.set_delay) if line % banner_repeat == 0: - banner() - statline() + print(frmt.get_banner()) + print(datetime.now().strftime("%Y-%m-%d %H:%M:%S") + + frmt.get_statline(keys, stats.get())) line += 1 except KeyboardInterrupt: break @@ -1580,6 +1603,11 @@ Press any other key to refresh statistics immediately. default=False, help='run in batch mode for one second', ) + argparser.add_argument('-c', '--csv', + action='store_true', + default=False, + help='log in csv format - requires option -l/--log', + ) argparser.add_argument('-d', '--debugfs', action='store_true', default=False, @@ -1624,6 +1652,8 @@ Press any other key to refresh statistics immediately. help='retrieve statistics from tracepoints', ) options = argparser.parse_args() + if options.csv and not options.log: + sys.exit('Error: Option -c/--csv requires -l/--log') try: # verify that we were passed a valid regex up front re.compile(options.fields) @@ -1704,7 +1734,12 @@ def main(): sys.exit(0) if options.log: - log(stats, options) + keys = sorted(stats.get().keys()) + if options.csv: + frmt = CSVFormat(keys) + else: + frmt = StdFormat(keys) + log(stats, options, frmt, keys) elif not options.once: with Tui(stats, options) as tui: tui.show_stats() diff --git a/tools/kvm/kvm_stat/kvm_stat.txt b/tools/kvm/kvm_stat/kvm_stat.txt index 20928057cc9e..a97ded2aedad 100644 --- a/tools/kvm/kvm_stat/kvm_stat.txt +++ b/tools/kvm/kvm_stat/kvm_stat.txt @@ -64,6 +64,10 @@ OPTIONS --batch:: run in batch mode for one second +-c:: +--csv=:: + log in csv format - requires option -l/--log + -d:: --debugfs:: retrieve statistics from debugfs -- 2.17.1