From nobody Tue Jan 6 08:55:47 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 4dllPc3KjSz6NMdt for ; Tue, 06 Jan 2026 08:55:48 +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 "R13" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4dllPc02rWz3vVW for ; Tue, 06 Jan 2026 08:55:48 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1767689748; 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=oA2AO9eG4dAItbvi8SphV7C7mRATvQ2FEof68kCrJIQ=; b=WR2wEd7sQEJjWHZr0ROBo2MsXzt4xxlMGQ/I+1TKINUm1iONPpYnKDuh9msWHx16/zxVi9 wvvDk2VM1QIsTb45f+N9B+9btubz3WWEVmG0gyuGdTOJ3CW5SOqXVMXdGqcdb15z4UnYCR j/IRKl5LrJWvF8Em35PW46DxreY8a2qoCCS1SVHntztWFDTfDgQjc+P1JM6W0lpNmD9dyQ 6h6hOPGFWgHnysVymsEFtm5q94JNz6OHYzqodWUvTzphJJKuZjabayNHEUaYmTTjFyUmgH PV+XV15sWMJXUX0aIA39JRDC6BNI+9clARY6LYaK9Xq8sSL4fY8TdFOZ6gaKOg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1767689748; 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=oA2AO9eG4dAItbvi8SphV7C7mRATvQ2FEof68kCrJIQ=; b=O7WCXxkZKvlf2PzY//vDF3CANTZxFvSDWHJWqbRZnkyU7jz2RCQ4Ys2RDYaqxyycJT421g jTjxjRmOtYUXeT4G+9sXhbwcxKqz5Ij7/E2rL7/pWtSTUFNeFWonyeUxpg4C2+VlEI0IEO LLjZIFaFL63TgAs6AWgMVDCVO0l2b6XQ+8/cNVc+k/a+lTrq57MmEV82PRksOj1GObLfW7 3XYaDJGH2iAnJUni9UWob+W5Ej7l7KyIyq65Agd7VmjREKmZHQ1se2FWzoKTWW51PvTJHB Du1DDk0RsE00HXtacy4vY3m89hhvtX1kYJqJPu2Qk+NKVAPr0XohNmZhLbP5og== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1767689748; a=rsa-sha256; cv=none; b=m5h0WtWm1VFX0P6nc8p/CNcmpUJgQ7dkJZKgoYI4+e4NJ3YvWR8XHscNHQowSrSXAZF27f PUZejN1MxKDJ2BhHQRVA/E6fcCI/1TWJoZvNbK53Q4qhe4OV8Nc2Qpc/QCCnZXQxTT6Sq+ RDL/NHpncbrzyRh8WIX4fFirHQgixQ4XX1gD9ka+Fx1e4z67mYHobTtqsDoF5qcEkJYHQZ n2eRkIWk23TDEoO4zoII4wUo58F5f6XCDg5V2eAsFksUwc7nEkh6atf4JGaV35sC3/vrf/ eb4qfItopIsb/AYP6/O6F6EjT9WxmRTrFEO1tcbDZLovgice3zQRDUVgoy8Ufw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4dllPb6Z4nz10cH for ; Tue, 06 Jan 2026 08:55:47 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id be77 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Tue, 06 Jan 2026 08:55:47 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: George V. Neville-Neil Subject: git: 77153a491e3b - main - 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/main X-Git-Reftype: branch X-Git-Commit: 77153a491e3b31475f5faddb21271a0a8e0d4a9b Auto-Submitted: auto-generated Date: Tue, 06 Jan 2026 08:55:47 +0000 Message-Id: <695cce13.be77.1543bcd9@gitrepo.freebsd.org> The branch main has been updated by gnn: URL: https://cgit.FreeBSD.org/src/commit/?id=77153a491e3b31475f5faddb21271a0a8e0d4a9b commit 77153a491e3b31475f5faddb21271a0a8e0d4a9b Author: George V. Neville-Neil AuthorDate: 2026-01-06 08:55:14 +0000 Commit: George V. Neville-Neil CommitDate: 2026-01-06 08:55:42 +0000 Split counting from sampling. --- 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)