Commit Graph

8 Commits

Author SHA1 Message Date
Jeff Brown
ac9453d82e Add disk I/O tracing.
Bug: 6488845
Change-Id: I93acb726f35b114fb1ea7297da4456826f805b7b
2012-05-22 18:58:46 -07:00
Jamie Gennis
3169533f1d atrace: add support for tracing CPU idle events
This change adds the -i command line flag to atrace to enable tracing CPU idle
kernel events.

Change-Id: I4a2c8619224c0f50c7fd7c61c7b24fa2211f656c
2012-05-07 17:58:44 -07:00
Jamie Gennis
7b5170b249 atrace: add support for zlib compression
This change adds the -z command line flag to atrace to enable support for
compressing the trace with zlib as it's printed to stdout.

Change-Id: I45301c63a4d1d388152244fec3c9e05e554598e8
2012-04-28 19:06:49 -07:00
Jamie Gennis
fe312b98f7 atrace: make cpu freq governor tracing optional
This change allows atrace to run on kernels that do not have CPU frequency
interactive governor tracing enabled in the kernel.

Change-Id: Ibfde751da7b6cc9a55794355093a37feb28f5e52
2012-04-09 17:37:17 -07:00
Jamie Gennis
cc24c8e6b4 atrace: add some more command line options
This change adds two command line optiosn:
  -b for setting the trace buffer size
  -f for enabling tracing of the CPU frequency
  -l for enabling tracing of the CPU load

Change-Id: Id99851a4c4eba5cfed218f29081e072bbe492133
2012-03-07 15:59:43 -08:00
Jamie Gennis
dd1ddbbdd7 atrace: include the binary in debug builds
This change makes the atrace module tag 'debug' so that the binary is
included in all debug builds.

Change-Id: I1fdb87be0461daf686e52ded04b37b9a122edea3
2012-02-26 15:50:35 -08:00
Jamie Gennis
fb31ba6928 Add the atrace utility.
This change adds a new system binary to help with capturing and dumping
kernel traces.

Change-Id: If2fc074480f822588a4c171312dc4c04fd305356
2012-02-23 15:55:31 -08:00
The Android Open Source Project
fcfe48e7cf Initial Contribution 2008-10-21 07:00:00 -07:00