This is the mail archive of the
systemtap@sourceware.org
mailing list for the systemtap project.
problem in run systemtap script
- From: ch huang <justlooks at gmail dot com>
- To: systemtap at sourceware dot org
- Date: Tue, 13 Mar 2012 16:17:23 +0800
- Subject: problem in run systemtap script
how to handle this?
# cat exec.stp
probe module("ext3").function("*").call {
printf("%s -> %s\n", thread_indent(1), probefunc())
}
probe module("ext3").function("*").return {
printf("%s <- %s\n", thread_indent(-1), probefunc())
}
# stap exec.stp -o myout
WARNING: probe module("ext3").function("ext3_journalled_set_page_dirty@fs/ext3/inode.c:1780").call
(address 0xffffffff8804dff8) registration error (rc -22)
WARNING: probe module("ext3").function("bget_one@fs/ext3/inode.c:1419").call
(address 0xffffffff8804d50a) registration error (rc -22)
WARNING: probe module("ext3").function("bput_one@fs/ext3/inode.c:1425").call
(address 0xffffffff8804d511) registration error (rc -22)
WARNING: probe module("ext3").function("ext3_journalled_set_page_dirty@fs/ext3/inode.c:1780").return
(address 0xffffffff8804dff8) registration error (rc -22)
WARNING: probe module("ext3").function("bget_one@fs/ext3/inode.c:1419").return
(address 0xffffffff8804d50a) registration error (rc -22)
WARNING: probe module("ext3").function("bput_one@fs/ext3/inode.c:1425").return
(address 0xffffffff8804d511) registration error (rc -22)
ERROR: probe overhead exceeded threshold
WARNING: Number of errors: 1, skipped probes: 0
WARNING: /usr/local/bin/staprun exited with status: 1
Pass 5: run failed. Try again with another '--vp 00001' option.