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authorFrank Ch. Eigler <fche@elastic.org>2010-01-12 11:49:48 -0500
committerFrank Ch. Eigler <fche@elastic.org>2010-01-12 11:49:48 -0500
commit1ff1a65d89bf66a877a1685e96d20a2a1379cece (patch)
tree7b91bca00653d0c2e4b7d8c93a73de2055d779c3 /testsuite/systemtap.examples/memory/overcommit.stp
parentc28668eaddf956b8c481e436e939d0b35bacaf68 (diff)
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new sample script: overcommit failure monitor
Diffstat (limited to 'testsuite/systemtap.examples/memory/overcommit.stp')
-rw-r--r--testsuite/systemtap.examples/memory/overcommit.stp6
1 files changed, 6 insertions, 0 deletions
diff --git a/testsuite/systemtap.examples/memory/overcommit.stp b/testsuite/systemtap.examples/memory/overcommit.stp
new file mode 100644
index 00000000..a0800107
--- /dev/null
+++ b/testsuite/systemtap.examples/memory/overcommit.stp
@@ -0,0 +1,6 @@
+probe kernel.function("__vm_enough_memory").return {
+ if ($return != 0) {
+ printf("overcommit blocked malloc, process %s (%d), %d pages\n",
+ execname(), pid(), $pages)
+ }
+}