#!/usr/sbin/dtrace -s /* * mmapfiles.d - mmap'd files by process. * Written using DTrace (Solaris 10 3/05). * * 20-Apr-2006, ver 0.71 (first release) * * USAGE: mmapfiles.d # hit Ctrl-C to end sample * * FIELDS: * MMAPS number of mmaps * CMD process name * PATHNAME pathname of mmap'd file * * COPYRIGHT: Copyright (c) 2005, 2006 Brendan Gregg. * * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License, Version 1.0 only * (the "License"). You may not use this file except in compliance * with the License. * * You can obtain a copy of the license at Docs/cddl1.txt * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * CDDL HEADER END * * 18-Oct-2005 Brendan Gregg Created this. */ #pragma D option quiet dtrace:::BEGIN { printf("Tracing... Hit Ctrl-C to end.\n"); } syscall::mmap:entry /(int)arg4 > 0/ { /* * Fetch filename */ this->filistp = curthread->t_procp->p_user.u_finfo.fi_list; this->ufentryp = (uf_entry_t *)((uint64_t)this->filistp + (uint64_t)arg4 * (uint64_t)sizeof (uf_entry_t)); this->filep = this->ufentryp->uf_file; this->vnodep = this->filep != 0 ? this->filep->f_vnode : 0; self->vpath = this->vnodep ? (this->vnodep->v_path != 0 ? cleanpath(this->vnodep->v_path) : "<unknown>") : "<unknown>"; /* Store Details */ @hits[execname, self->vpath] = count(); } dtrace:::END { /* Print Details */ printf("%5s %-16s %s\n", "MMAPS", "CMD", "PATHNAME"); printa("%@5d %-16s %s\n", @hits); }