Debian 3.9.10debian/3.9.10debian

1 files changed, 72 insertions, 0 deletions

diff --git a/src/collectl2pcp/cpu.c b/src/collectl2pcp/cpu.c
new file mode 100644
index 0000000..a5b5028
--- /dev/null
+++ b/src/collectl2pcp/cpu.c
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2013 Red Hat Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ *
+ * Handler for kernel.{percpu,all}.cpu.*
+ *
+ * cpu  66057896 4079 13437134 575696782 4513632 1463907 1701801 0 28602 0
+ * cpu0 24489004 2578 3862841 132669978 2807446 852698 928386 0 28602 0
+ *
+ */
+
+#include "metrics.h"
+
+#define ticks_to_msec(ticks) (1000ULL * strtoull(ticks, NULL, 0) / kernel_all_hz)
+
+int
+cpu_handler(handler_t *h, fields_t *f)
+{
+    char *inst = NULL;
+
+    if (f->fieldlen[0] < 3 || f->nfields < 9)
+    	return -1;
+
+    if (f->fieldlen[0] > 3 && isdigit(f->fields[0][3])) {
+	/* kernel.percpu.cpu.* */
+	pmInDom indom = pmInDom_build(LINUX_DOMAIN, CPU_INDOM);
+
+	inst = f->fields[0]; /* cpuN */
+
+	put_ull_value("kernel.percpu.cpu.user", indom, inst, ticks_to_msec(f->fields[1]));
+	put_ull_value("kernel.percpu.cpu.nice", indom, inst, ticks_to_msec(f->fields[2]));
+	put_ull_value("kernel.percpu.cpu.sys", indom, inst, ticks_to_msec(f->fields[3]));
+	put_ull_value("kernel.percpu.cpu.idle", indom, inst, ticks_to_msec(f->fields[4]));
+	put_ull_value("kernel.percpu.cpu.wait.total", indom, inst, ticks_to_msec(f->fields[5]));
+	put_ull_value("kernel.percpu.cpu.irq.hard", indom, inst, ticks_to_msec(f->fields[6]));
+	put_ull_value("kernel.percpu.cpu.irq.soft", indom, inst, ticks_to_msec(f->fields[7]));
+	put_ull_value("kernel.percpu.cpu.steal", indom, inst, ticks_to_msec(f->fields[8]));
+	if (f->nfields > 9) /* guest cpu usage is only in more recent kernels */
+	    put_ull_value("kernel.percpu.cpu.guest", indom, inst, ticks_to_msec(f->fields[9]));
+
+	put_ull_value("kernel.percpu.cpu.intr", indom, inst,
+		1000 * ((double)strtoull(f->fields[6], NULL, 0) +
+			(double)strtoull(f->fields[7], NULL, 0)) / kernel_all_hz);
+    }
+    else {
+	put_ull_value("kernel.all.cpu.user", PM_INDOM_NULL, NULL, ticks_to_msec(f->fields[1]));
+	put_ull_value("kernel.all.cpu.nice", PM_INDOM_NULL, NULL, ticks_to_msec(f->fields[2]));
+	put_ull_value("kernel.all.cpu.sys", PM_INDOM_NULL, NULL, ticks_to_msec(f->fields[3]));
+	put_ull_value("kernel.all.cpu.idle", PM_INDOM_NULL, NULL, ticks_to_msec(f->fields[4]));
+	put_ull_value("kernel.all.cpu.wait.total", PM_INDOM_NULL, NULL, ticks_to_msec(f->fields[5]));
+	put_ull_value("kernel.all.cpu.irq.hard", PM_INDOM_NULL, NULL, ticks_to_msec(f->fields[6]));
+	put_ull_value("kernel.all.cpu.irq.soft", PM_INDOM_NULL, NULL, ticks_to_msec(f->fields[7]));
+	put_ull_value("kernel.all.cpu.steal", PM_INDOM_NULL, NULL, ticks_to_msec(f->fields[8]));
+	if (f->nfields > 9)
+	    put_ull_value("kernel.all.cpu.guest", PM_INDOM_NULL, NULL, ticks_to_msec(f->fields[9]));
+
+	put_ull_value("kernel.all.cpu.intr", PM_INDOM_NULL, NULL,
+		1000 * ((double)strtoull(f->fields[6], NULL, 0) +
+			(double)strtoull(f->fields[7], NULL, 0)) / kernel_all_hz);
+    }
+
+    return 0;
+}