diff options
Diffstat (limited to 'usr/src/cmd/cpc/common/cputrack.c')
| -rw-r--r-- | usr/src/cmd/cpc/common/cputrack.c | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/usr/src/cmd/cpc/common/cputrack.c b/usr/src/cmd/cpc/common/cputrack.c index 9b334d0aeb..22ad2673e2 100644 --- a/usr/src/cmd/cpc/common/cputrack.c +++ b/usr/src/cmd/cpc/common/cputrack.c @@ -19,11 +19,10 @@ * CDDL HEADER END */ /* - * Copyright 2007 Sun Microsystems, Inc. All rights reserved. + * Copyright 2008 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ -#pragma ident "%Z%%M% %I% %E% SMI" #include <sys/time.h> #include <stdio.h> @@ -351,8 +350,8 @@ pinit_lwp(pctx_t *pctx, pid_t pid, id_t lwpid, void *arg) else #endif (void) fprintf(stderr, gettext( - "%6d: init_lwp: can't bind perf counters " - "to lwp%d - %s\n"), (int)pid, (int)lwpid, + "%6d: init_lwp: can't bind perf counters " + "to lwp%d - %s\n"), (int)pid, (int)lwpid, errstr); return (-1); } @@ -376,7 +375,23 @@ pfini_lwp(pctx_t *pctx, pid_t pid, id_t lwpid, void *arg) set = cpc_setgrp_getset(sgrp); nreq = cpc_setgrp_getbufs(sgrp, &data1, &data2, &scratch); - if (cpc_set_sample(cpc, set, *data1) == 0) { + if (cpc_set_sample(cpc, set, *scratch) == 0) { + if (opts->nsets == 1) { + /* + * When we only have one set of counts, the sample + * gives us the accumulated count. + */ + *data1 = *scratch; + } else { + /* + * When we have more than one set of counts, the + * sample gives us the count for the latest sample + * period. *data1 contains the accumulated count but + * does not include the count for the latest sample + * period for this set of counters. + */ + cpc_buf_add(cpc, *data1, *data1, *scratch); + } if (opts->verbose) print_sample(pid, lwpid, "fini_lwp", *data1, nreq, cpc_setgrp_getname(sgrp)); @@ -722,8 +737,8 @@ p4_ht_error(void) (void) fprintf(stderr, "%s\n", gettext("Pentium 4 processors with HyperThreading present.\nOffline" - " all but one logical processor on each physical processor in" - " order to use\ncputrack.\n")); + " all but one logical processor on each physical processor in" + " order to use\ncputrack.\n")); if ((kc = kstat_open()) == NULL) |