diff options
Diffstat (limited to 'usr/src/cmd/rcap/rcapadm/rcapadm.c')
| -rw-r--r-- | usr/src/cmd/rcap/rcapadm/rcapadm.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/usr/src/cmd/rcap/rcapadm/rcapadm.c b/usr/src/cmd/rcap/rcapadm/rcapadm.c index 92888b2071..b92115469a 100644 --- a/usr/src/cmd/rcap/rcapadm/rcapadm.c +++ b/usr/src/cmd/rcap/rcapadm/rcapadm.c @@ -21,6 +21,7 @@ /* * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2011, Joyent, Inc. All rights reserved. */ #include <sys/types.h> @@ -145,20 +146,29 @@ out: scf_handle_destroy(h); } +static int +set_zone_cap(char *zonename, uint64_t mcap) +{ + char cmd[128 + ZONENAME_MAX]; + + (void) snprintf(cmd, sizeof (cmd), "/usr/bin/prctl -r " + "-n zone.max-physical-memory -v %llu -i zone %s", mcap, zonename); + return (system(cmd)); +} + /* * Update the in-kernel memory cap for the specified zone. */ static int update_zone_mcap(char *zonename, char *maxrss) { - zoneid_t zone_id; uint64_t num; if (getzoneid() != GLOBAL_ZONEID || zonecfg_in_alt_root()) return (E_SUCCESS); /* get the running zone from the kernel */ - if ((zone_id = getzoneidbyname(zonename)) == -1) { + if (getzoneidbyname(zonename) == -1) { (void) fprintf(stderr, gettext("zone '%s' must be running\n"), zonename); return (E_ERROR); @@ -169,7 +179,7 @@ update_zone_mcap(char *zonename, char *maxrss) return (E_ERROR); } - if (zone_setattr(zone_id, ZONE_ATTR_PHYS_MCAP, &num, 0) == -1) { + if (set_zone_cap(zonename, num) == -1) { (void) fprintf(stderr, gettext("could not set memory " "cap for zone '%s'\n"), zonename); return (E_ERROR); |