third_party_f2fs-tools/scripts/tracepoint.sh
Jaegeuk Kim 5b9f641c06 scripts: add some scripts
1. dumpf2fs.sh
 : to see internal device with hexdump
2. spo_test.sh
 : to run SPOR
3. tracepoint.sh
 : to turn on tracepoints

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
2013-10-17 15:26:23 +09:00

60 lines
1.9 KiB
Bash
Executable File

#!/bin/bash
TRACE=/sys/kernel/debug/tracing/
dev=$(((8<<20) + 17)) # sdb1 (8,17)
echo 1 > tracing_on
# block tracepoints
echo "dev == $dev" > $TRACE/events/block/block_rq_complete/filter
echo 1 > $TRACE/events/block/block_rq_complete/enable
echo 0 > $TRACE/events/block/block_bio_complete/enable
# GC
G=0
echo $G > $TRACE/events/f2fs/f2fs_get_victim/enable
# block allocation
A=0
echo $A > $TRACE/events/f2fs/f2fs_reserve_new_block/enable
# block truncation
T=0
echo $T > $TRACE/events/f2fs/f2fs_truncate/enable
echo $T > $TRACE/events/f2fs/f2fs_truncate_inode_blocks_enter/enable
echo $T > $TRACE/events/f2fs/f2fs_truncate_inode_blocks_exit/enable
echo $T > $TRACE/events/f2fs/f2fs_truncate_blocks_enter/enable
echo $T > $TRACE/events/f2fs/f2fs_truncate_blocks_exit/enable
echo $T > $TRACE/events/f2fs/f2fs_truncate_nodes_enter/enable
echo $T > $TRACE/events/f2fs/f2fs_truncate_nodes_exit/enable
echo $T > $TRACE/events/f2fs/f2fs_truncate_data_blocks_range/enable
echo $T > $TRACE/events/f2fs/f2fs_truncate_node/enable
echo $T > $TRACE/events/f2fs/f2fs_truncate_partial_nodes/enable
# syscalls
S=0
echo $S > $TRACE/events/f2fs/f2fs_unlink_enter/enable
echo $S > $TRACE/events/f2fs/f2fs_unlink_exit/enable
echo $S > $TRACE/events/f2fs/f2fs_fallocate/enable
echo $S > $TRACE/events/f2fs/f2fs_get_data_block/enable
# IOs
R=0
W=0
echo $W > $TRACE/events/f2fs/f2fs_submit_write_page/enable
echo $W > $TRACE/events/f2fs/f2fs_do_submit_bio/enable
echo $R > $TRACE/events/f2fs/f2fs_readpage/enable
# VFS interfaces
V=0
echo $V > $TRACE/events/f2fs/f2fs_iget/enable
echo $V > $TRACE/events/f2fs/f2fs_iget_exit/enable
echo $V > $TRACE/events/f2fs/f2fs_new_inode/enable
echo $V > $TRACE/events/f2fs/f2fs_evict_inode/enable
echo $V > $TRACE/events/f2fs/f2fs_sync_file_enter/enable
echo $V > $TRACE/events/f2fs/f2fs_sync_file_exit/enable
echo $V > $TRACE/events/f2fs/f2fs_write_checkpoint/enable
echo $V > $TRACE/events/f2fs/f2fs_sync_fs/enable
cat $TRACE/trace_pipe