xref: /titanic_51/usr/src/cmd/rcap/common/rcapd_stat.h (revision 0209230bf1261579beab4f55226bb509e6b850cb)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0209230bSgjelinek  * Common Development and Distribution License (the "License").
6*0209230bSgjelinek  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate /*
22*0209230bSgjelinek  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
237c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
247c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate #ifndef	_RCAPD_STAT_H
277c478bd9Sstevel@tonic-gate #define	_RCAPD_STAT_H
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
307c478bd9Sstevel@tonic-gate 
317c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
327c478bd9Sstevel@tonic-gate extern "C" {
337c478bd9Sstevel@tonic-gate #endif
347c478bd9Sstevel@tonic-gate 
357c478bd9Sstevel@tonic-gate /*
367c478bd9Sstevel@tonic-gate  * Default path to statistics file
377c478bd9Sstevel@tonic-gate  */
38c4d5c63eSgm149974 #define	STAT_FILE_DIR	"/var/run/daemon"
39c4d5c63eSgm149974 #define	STAT_FILE_DEFAULT	STAT_FILE_DIR	"/rcap.stat"
407c478bd9Sstevel@tonic-gate 
417c478bd9Sstevel@tonic-gate /*
427c478bd9Sstevel@tonic-gate  * Statistics file header.
437c478bd9Sstevel@tonic-gate  */
447c478bd9Sstevel@tonic-gate #define	RC_MODE_LEN	16
457c478bd9Sstevel@tonic-gate typedef struct rcapd_stat_hdr {
46*0209230bSgjelinek 	/*
47*0209230bSgjelinek 	 * sizeof pid_t can vary, so we use a fixed 64-bit quantity.
48*0209230bSgjelinek 	 */
49*0209230bSgjelinek 	uint64_t	rs_pid;			/* pid of producer */
507c478bd9Sstevel@tonic-gate 	hrtime_t	rs_time;		/* time recorded */
517c478bd9Sstevel@tonic-gate 
527c478bd9Sstevel@tonic-gate 	/*
537c478bd9Sstevel@tonic-gate 	 * Physical memory pressure statistics, in percent.
547c478bd9Sstevel@tonic-gate 	 */
557c478bd9Sstevel@tonic-gate 	uint32_t	rs_pressure_cur;	/* current memory pressure */
567c478bd9Sstevel@tonic-gate 	uint32_t	rs_pressure_cap;	/* minimum cap enforcement p. */
577c478bd9Sstevel@tonic-gate 
587c478bd9Sstevel@tonic-gate 	uint64_t	rs_pressure_sample;	/* count of pr. samplings */
597c478bd9Sstevel@tonic-gate 	char		rs_mode[RC_MODE_LEN];	/* mode ("project" only) */
607c478bd9Sstevel@tonic-gate } rcapd_stat_hdr_t;
617c478bd9Sstevel@tonic-gate 
627c478bd9Sstevel@tonic-gate extern pid_t stat_get_rcapd_pid(char *);
637c478bd9Sstevel@tonic-gate 
647c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
657c478bd9Sstevel@tonic-gate }
667c478bd9Sstevel@tonic-gate #endif
677c478bd9Sstevel@tonic-gate 
687c478bd9Sstevel@tonic-gate #endif	/* _RCAPD_STAT_H */
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