From nobody Mon Feb 23 13:33:47 2026 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4fKMJD1xg4z6TNqT for ; Mon, 23 Feb 2026 13:33:48 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R12" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4fKMJC5nYvz3L0m for ; Mon, 23 Feb 2026 13:33:47 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1771853627; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=fvnu3wcDDB/5C/6VZ60ZR1z2PQg2K4P3i50sAOkMsNs=; b=a45tKSNXhoC0j3WlEPdp0M0tRPy1CTWI3VA446JNug7EaMW8ZBIiinEdEwNM69raV605Lw Ae8J3PkII/fLupXqN6mIkNW3gR3pElQgZGuWDjjC6pB5e7gtTVdzxm3CxscFJl+E+/L+ZR zCSGUYgTlauQTBMue+IA0UFBpWvdNt7xSLDggtVoHSPNz4TlFsuXxzxK6Re2eFX7Chwh+n mGRP3tXhPCr4q/6FK+TbhKohiJvKMImqkoekLoGWsI+4b1BAuIcaaI35M50KDi4zlYxQAR 1T37k8YlME5UFZeZM4PPknB40aRxpbdwpkIeUUzcpzgQfKSs+hnRuyhK7Z1NBg== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1771853627; a=rsa-sha256; cv=none; b=JIbIH3qUvAjjwAqNLJGYPxw+MWVeNd3wh1kQh0mU/H8aekF/V5n6+uM0kyEO7kf4vwFRv0 J1HxzirE3Q4kHtj+fWxQtUjS+6dz8W+wLaRunFEsgNgT9F5ecTWWa3pcVEc0BS/WlApXOe BFYaNnxK6AAE4pvVDMD0ZGS+TTy/RCjj1snzVlTWk9EsQ/CAsNiYxaWEJlcmIpMnYttJdi zCgRi1c2WdbgJMZX4btqhC40XNonIDQuOIG9D+awq1EoJBgtA7oze8D3bXMJkHV1f6bbFz o6yRJHSe5TwOqdX/FDK2KzfbjdrCLrKVEx0W+CZnHLiOLwbxUnkCCnrpfiruQg== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1771853627; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=fvnu3wcDDB/5C/6VZ60ZR1z2PQg2K4P3i50sAOkMsNs=; b=tS/GpsRANFz7/W2ilAE2Bx7lX6Et99Yk9hcKd6HLz3Ov7XLyKCZHF8d3yAHtBrLFLg0C/k 5GahMM5MLjAIJHQ3kt46twPA65EkRVfDmBLz6gugPWnX4KDWuoTvI1tDOyfNHTDVl2u4us yh4AUNW6S8TQnyz4vyqzRqFAFFdSZRKt7XUlSImKENbgJyb1NRDjMWyN6ya5UfdrHNjNxN E8wfSSKRYJLejEjwn39+XyAmLYlNCdzvcI1IzLTN8Wjdbdqd5UoY/6CDqTwkSTQXQAsVmO J3hh/us4+rtE4kk3xSm1Aaicw/Ojzmm32FKKq+wUk7Mhc4WStpq64B6thWJveA== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4fKMJC4pGGzXk1 for ; Mon, 23 Feb 2026 13:33:47 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 45179 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Mon, 23 Feb 2026 13:33:47 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: George V. Neville-Neil Subject: git: 21b4ec51c215 - stable/14 - Split counting from sampling. List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: gnn X-Git-Repository: src X-Git-Refname: refs/heads/stable/14 X-Git-Reftype: branch X-Git-Commit: 21b4ec51c215fb6aff5e29c33639b5095fcb022c Auto-Submitted: auto-generated Date: Mon, 23 Feb 2026 13:33:47 +0000 Message-Id: <699c573b.45179.5eb96e19@gitrepo.freebsd.org> The branch stable/14 has been updated by gnn: URL: https://cgit.FreeBSD.org/src/commit/?id=21b4ec51c215fb6aff5e29c33639b5095fcb022c commit 21b4ec51c215fb6aff5e29c33639b5095fcb022c Author: George V. Neville-Neil AuthorDate: 2026-01-06 08:55:14 +0000 Commit: George V. Neville-Neil CommitDate: 2026-02-23 13:33:31 +0000 Split counting from sampling. (cherry picked from commit 77153a491e3b31475f5faddb21271a0a8e0d4a9b) --- tools/test/hwpmc/pmctest.py | 25 +++++++++++++++++++++---- 1 file changed, 21 insertions(+), 4 deletions(-) diff --git a/tools/test/hwpmc/pmctest.py b/tools/test/hwpmc/pmctest.py index 8accdf09e69a..588fe6d79e83 100755 --- a/tools/test/hwpmc/pmctest.py +++ b/tools/test/hwpmc/pmctest.py @@ -42,7 +42,8 @@ def main(): parser = argparse.ArgumentParser(description='Exercise a program under hwpmc') parser.add_argument('--program', type=str, required=True, help='target program') parser.add_argument('--wait', action='store_true', help='Wait after each counter.') - parser.add_argument('--exercise', action='store_true', help='Exercise the program being studied using sampling counters.') + parser.add_argument('--count', action='store_true', help='Exercise the program being studied using counting mode pmcs.') + parser.add_argument('--sample', action='store_true', help='Exercise the program being studied using sampling mode pmcs.') args = parser.parse_args() @@ -52,22 +53,38 @@ def main(): print("no counters found") sys.exit() + if args.count == True and args.sample == True: + print("Choose one of --count OR --sample.") + sys.exit() + program = Path(args.program).name - if args.exercise == True: - tmpdir = tempfile.mkdtemp(prefix=program + "-", suffix="-pmc") + if args.count == True: + tmpdir = tempfile.mkdtemp(prefix=program + "-", suffix="-counting-pmc") + print("Exercising program ", args.program, " storing results data in ", tmpdir) + + if args.sample == True: + tmpdir = tempfile.mkdtemp(prefix=program + "-", suffix="-sampling-pmc") print("Exercising program ", args.program, " storing results data in ", tmpdir) for counter in counters: if counter in notcounter: continue - if args.exercise == True: + if args.count == True: + with open(tmpdir + "/" + program + "-" + counter + ".txt", 'w') as file: + p = subprocess.Popen(["pmcstat", + "-p", counter, args.program], + text=True, stderr=file, stdout=file) + result = p.communicate()[1] + print(result) + elif args.sample == True: p = subprocess.Popen(["pmcstat", "-O", tmpdir + "/" + program + "-" + counter + ".pmc", "-P", counter, args.program], text=True, stderr=PIPE) result = p.communicate()[1] print(result) + else: p = subprocess.Popen(["pmcstat", "-p", counter, args.program], text=True, stderr=PIPE)