Merge git://git.kernel.org/pub/scm/linux/kernel/git/agk/linux-2.6-dm

[linux-2.6-omap-h63xx.git] / Documentation / accounting / getdelays.c

diff --git a/Documentation/accounting/getdelays.c b/Documentation/accounting/getdelays.c
index 24c5aade89987998260f956bfc16dacfe3d48841..cc49400b4af899abf34b30cf955b52d378617948 100644 (file)
--- a/Documentation/accounting/getdelays.c
+++ b/Documentation/accounting/getdelays.c
@@ -21,11 +21,11 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/socket.h>
-#include <sys/types.h>
 #include <signal.h>
 
 #include <linux/genetlink.h>
 #include <linux/taskstats.h>
+#include <linux/cgroupstats.h>
 
 /*
  * Generic macros for dealing with netlink sockets. Might be duplicated
@@ -79,6 +79,7 @@ static void usage(void)
        fprintf(stderr, "  -i: print IO accounting (works only with -p)\n");
        fprintf(stderr, "  -l: listen forever\n");
        fprintf(stderr, "  -v: debug on\n");
+       fprintf(stderr, "  -C: container path\n");
 }
 
 /*
@@ -167,7 +168,7 @@ int get_family_id(int sd)
                char buf[256];
        } ans;
 
-       int id, rc;
+       int id = 0, rc;
        struct nlattr *na;
        int rep_len;
 
@@ -195,24 +196,45 @@ void print_delayacct(struct taskstats *t)
               "      %15llu%15llu%15llu%15llu\n"
               "IO    %15s%15s\n"
               "      %15llu%15llu\n"
-              "MEM   %15s%15s\n"
+              "SWAP  %15s%15s\n"
               "      %15llu%15llu\n"
+              "RECLAIM  %12s%15s\n"
+              "      %15llu%15llu\n",
               "count", "real total", "virtual total", "delay total",
-              t->cpu_count, t->cpu_run_real_total, t->cpu_run_virtual_total,
-              t->cpu_delay_total,
+              (unsigned long long)t->cpu_count,
+              (unsigned long long)t->cpu_run_real_total,
+              (unsigned long long)t->cpu_run_virtual_total,
+              (unsigned long long)t->cpu_delay_total,
+              "count", "delay total",
+              (unsigned long long)t->blkio_count,
+              (unsigned long long)t->blkio_delay_total,
+              "count", "delay total",
+              (unsigned long long)t->swapin_count,
+              (unsigned long long)t->swapin_delay_total,
               "count", "delay total",
-              t->blkio_count, t->blkio_delay_total,
-              "count", "delay total", t->swapin_count, t->swapin_delay_total);
+              (unsigned long long)t->freepages_count,
+              (unsigned long long)t->freepages_delay_total);
 }
 
 void task_context_switch_counts(struct taskstats *t)
 {
        printf("\n\nTask   %15s%15s\n"
-              "       %15lu%15lu\n",
+              "       %15llu%15llu\n",
               "voluntary", "nonvoluntary",
-              t->nvcsw, t->nivcsw);
+              (unsigned long long)t->nvcsw, (unsigned long long)t->nivcsw);
+}
+
+void print_cgroupstats(struct cgroupstats *c)
+{
+       printf("sleeping %llu, blocked %llu, running %llu, stopped %llu, "
+               "uninterruptible %llu\n", (unsigned long long)c->nr_sleeping,
+               (unsigned long long)c->nr_io_wait,
+               (unsigned long long)c->nr_running,
+               (unsigned long long)c->nr_stopped,
+               (unsigned long long)c->nr_uninterruptible);
 }
 
+
 void print_ioacct(struct taskstats *t)
 {
        printf("%s: read=%llu, write=%llu, cancelled_write=%llu\n",
@@ -240,11 +262,14 @@ int main(int argc, char *argv[])
        int maskset = 0;
        char *logfile = NULL;
        int loop = 0;
+       int containerset = 0;
+       char containerpath[1024];
+       int cfd = 0;
 
        struct msgtemplate msg;
 
        while (1) {
-               c = getopt(argc, argv, "qdiw:r:m:t:p:vl");
+               c = getopt(argc, argv, "qdiw:r:m:t:p:vlC:");
                if (c < 0)
                        break;
 
@@ -261,6 +286,10 @@ int main(int argc, char *argv[])
                        printf("printing task/process context switch rates\n");
                        print_task_context_switch_counts = 1;
                        break;
+               case 'C':
+                       containerset = 1;
+                       strncpy(containerpath, optarg, strlen(optarg) + 1);
+                       break;
                case 'w':
                        logfile = strdup(optarg);
                        printf("write to file %s\n", logfile);
@@ -335,6 +364,11 @@ int main(int argc, char *argv[])
                }
        }
 
+       if (tid && containerset) {
+               fprintf(stderr, "Select either -t or -C, not both\n");
+               goto err;
+       }
+
        if (tid) {
                rc = send_cmd(nl_sd, id, mypid, TASKSTATS_CMD_GET,
                              cmd_type, &tid, sizeof(__u32));
@@ -345,6 +379,20 @@ int main(int argc, char *argv[])
                }
        }
 
+       if (containerset) {
+               cfd = open(containerpath, O_RDONLY);
+               if (cfd < 0) {
+                       perror("error opening container file");
+                       goto err;
+               }
+               rc = send_cmd(nl_sd, id, mypid, CGROUPSTATS_CMD_GET,
+                             CGROUPSTATS_CMD_ATTR_FD, &cfd, sizeof(__u32));
+               if (rc < 0) {
+                       perror("error sending cgroupstats command");
+                       goto err;
+               }
+       }
+
        do {
                int i;
 
@@ -364,7 +412,7 @@ int main(int argc, char *argv[])
                        goto done;
                }
 
-               PRINTF("nlmsghdr size=%d, nlmsg_len=%d, rep_len=%d\n",
+               PRINTF("nlmsghdr size=%zu, nlmsg_len=%d, rep_len=%d\n",
                       sizeof(struct nlmsghdr), msg.n.nlmsg_len, rep_len);
 
 
@@ -423,6 +471,9 @@ int main(int argc, char *argv[])
                                }
                                break;
 
+                       case CGROUPSTATS_TYPE_CGROUP_STATS:
+                               print_cgroupstats(NLA_DATA(na));
+                               break;
                        default:
                                fprintf(stderr, "Unknown nla_type %d\n",
                                        na->nla_type);
@@ -444,5 +495,7 @@ err:
        close(nl_sd);
        if (fd)
                close(fd);
+       if (cfd)
+               close(cfd);
        return 0;
 }