diff options
Diffstat (limited to 'cddl/contrib/dtracetoolkit/Proc/rwbytype.d')
-rwxr-xr-x | cddl/contrib/dtracetoolkit/Proc/rwbytype.d | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/cddl/contrib/dtracetoolkit/Proc/rwbytype.d b/cddl/contrib/dtracetoolkit/Proc/rwbytype.d new file mode 100755 index 0000000..6705d99 --- /dev/null +++ b/cddl/contrib/dtracetoolkit/Proc/rwbytype.d @@ -0,0 +1,101 @@ +#!/usr/sbin/dtrace -s +/* + * rwbytype.d - read/write bytes by vnode type. + * Written using DTrace (Solaris 10 3/05). + * + * This program identifies the vnode type of read/write activity - whether + * that is for regular files, sockets, character special devices, etc. + * + * $Id: rwbytype.d 3 2007-08-01 10:50:08Z brendan $ + * + * USAGE: rwbytype.d # hit Ctrl-C to end sample + * + * FIELDS: + * PID number of rwbytype + * CMD process name + * VTYPE vnode type (describes I/O type) + * DIR direction (Read/Write) + * BYTES bytes transferred + * + * 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. + * 20-Apr-2006 " " Last update. + */ + +#pragma D option quiet + +typedef struct vtype2str { + string code; +}; + +translator struct vtype2str < int T > { + /* the order has been picked for performance reasons */ + code = + T == 1 ? "reg" : + T == 9 ? "sock" : + T == 4 ? "chr" : + T == 6 ? "fifo" : + T == 8 ? "proc" : + T == 2 ? "dir" : + T == 3 ? "blk" : + T == 5 ? "lnk" : + T == 7 ? "door" : + T == 10 ? "port" : + T == 11 ? "bad" : "non"; +}; + +dtrace:::BEGIN +{ + printf("Tracing... Hit Ctrl-C to end.\n"); +} + +fbt::fop_read:entry, +fbt::fop_write:entry +{ + self->type = xlate <struct vtype2str *>(args[0]->v_type)->code; + self->size = args[1]->uio_resid; + self->uiop = args[1]; +} + +fbt::fop_read:return +/self->uiop/ +{ + this->resid = self->uiop->uio_resid; + @bytes[pid, execname, self->type, "R"] = sum(self->size - this->resid); + self->type = 0; + self->size = 0; + self->uiop = 0; +} + +/* this is delibrately redundant code for performance reasons */ +fbt::fop_write:return +/self->uiop/ +{ + this->resid = self->uiop->uio_resid; + @bytes[pid, execname, self->type, "W"] = sum(self->size - this->resid); + self->type = 0; + self->size = 0; + self->uiop = 0; +} + +dtrace:::END +{ + printf("%-6s %-16s %6s %4s %9s\n", + "PID", "CMD", "VTYPE", "DIR", "BYTES"); + printa("%-6d %-16s %6s %4s %@9d\n", @bytes); +} |