Signed-off-by: Jon Mason <[email protected]>
---
documentation/profile-manual/usage.rst | 28 +++++++++++++-------------
documentation/ref-manual/faq.rst | 16 +++++++--------
documentation/ref-manual/variables.rst | 8 ++++----
3 files changed, 26 insertions(+), 26 deletions(-)
diff --git a/documentation/profile-manual/usage.rst
b/documentation/profile-manual/usage.rst
index 0c21ab14dec4..3d2840884f9a 100644
--- a/documentation/profile-manual/usage.rst
+++ b/documentation/profile-manual/usage.rst
@@ -105,18 +105,18 @@ can be used in a very similar way to the whole host of
supported BusyBox
applets in Yocto. ::
root@crownbay:~# rm linux-2.6.19.2.tar.bz2; \
- wget
https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2
+ wget &YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2
The quickest and easiest way to get some basic overall data about what's
going on for a particular workload is to profile it using 'perf stat'.
'perf stat' basically profiles using a few default counters and displays
the summed counts at the end of the run::
- root@crownbay:~# perf stat wget
https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2
+ root@crownbay:~# perf stat wget
&YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2
Connecting to downloads.yoctoproject.org (140.211.169.59:80)
linux-2.6.19.2.tar.b 100%
|***************************************************| 41727k 0:00:00 ETA
- Performance counter stats for 'wget
https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2':
+ Performance counter stats for 'wget
&YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2':
4597.223902 task-clock # 0.077 CPUs utilized
23568 context-switches # 0.005 M/sec
@@ -141,11 +141,11 @@ by 'perf stat'. For example, suppose we wanted to see a
summary of all
the events related to kernel memory allocation/freeing along with cache
hits and misses::
- root@crownbay:~# perf stat -e kmem:* -e cache-references -e cache-misses
wget https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2
+ root@crownbay:~# perf stat -e kmem:* -e cache-references -e cache-misses
wget &YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2
Connecting to downloads.yoctoproject.org (140.211.169.59:80)
linux-2.6.19.2.tar.b 100%
|***************************************************| 41727k 0:00:00 ETA
- Performance counter stats for 'wget
https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2':
+ Performance counter stats for 'wget
&YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2':
5566 kmem:kmalloc
125517 kmem:kmem_cache_alloc
@@ -181,7 +181,7 @@ executed in a new shell). perf collects samples until the
process exits
and records them in a file named 'perf.data' in the current working
directory. ::
- root@crownbay:~# perf record wget
https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2
+ root@crownbay:~# perf record wget
&YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2
Connecting to downloads.yoctoproject.org (140.211.169.59:80)
linux-2.6.19.2.tar.b 100%
|************************************************| 41727k 0:00:00 ETA
@@ -219,7 +219,7 @@ between the new profile and the previous one is that we'll
add the -g
option, which will record not just the address of a sampled function,
but the entire callchain to the sampled function as well::
- root@crownbay:~# perf record -g wget
https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2
+ root@crownbay:~# perf record -g wget
&YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2
Connecting to downloads.yoctoproject.org (140.211.169.59:80)
linux-2.6.19.2.tar.b 100%
|************************************************| 41727k 0:00:00 ETA
[ perf record: Woken up 3 times to write data ]
@@ -527,8 +527,8 @@ workload, so let's choose the most likely subsystems
(identified by the
string before the colon in the Tracepoint events) and do a 'perf stat'
run using only those wildcarded subsystems::
- root@crownbay:~# perf stat -e skb:* -e net:* -e napi:* -e sched:* -e
workqueue:* -e irq:* -e syscalls:* wget
https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2
- Performance counter stats for 'wget
https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2':
+ root@crownbay:~# perf stat -e skb:* -e net:* -e napi:* -e sched:* -e
workqueue:* -e irq:* -e syscalls:* wget
&YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2
+ Performance counter stats for 'wget
&YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2':
23323 skb:kfree_skb
0 skb:consume_skb
@@ -589,7 +589,7 @@ run using only those wildcarded subsystems::
Let's pick one of these tracepoints
and tell perf to do a profile using it as the sampling event::
- root@crownbay:~# perf record -g -e sched:sched_wakeup wget
https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2
+ root@crownbay:~# perf record -g -e sched:sched_wakeup wget
&YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2
.. image:: figures/sched-wakeup-profile.png
:align: center
@@ -648,7 +648,7 @@ applicable to our workload::
root@crownbay:~# perf record -g -e skb:* -e net:* -e napi:* -e
sched:sched_switch -e sched:sched_wakeup -e irq:*
-e syscalls:sys_enter_read -e syscalls:sys_exit_read -e
syscalls:sys_enter_write -e syscalls:sys_exit_write
- wget
https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2
+ wget &YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2
We can look at the raw trace output using 'perf script' with no
arguments::
@@ -885,7 +885,7 @@ To demonstrate this, open up one window and start the
profile using the
In another window, run the wget test::
- root@crownbay:~# wget
https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2
+ root@crownbay:~# wget &YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2
Connecting to downloads.yoctoproject.org (140.211.169.59:80)
linux-2.6.19.2.tar.b 100% \|*******************************\| 41727k
0:00:00 ETA
@@ -2251,7 +2251,7 @@ of the block device you want to trace activity on::
In another shell, execute a workload you want to trace. ::
- root@crownbay:/media/sdc# rm linux-2.6.19.2.tar.bz2; wget
https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2; sync
+ root@crownbay:/media/sdc# rm linux-2.6.19.2.tar.bz2; wget
&YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2; sync
Connecting to downloads.yoctoproject.org (140.211.169.59:80)
linux-2.6.19.2.tar.b 100% \|*******************************\| 41727k
0:00:00 ETA
@@ -2420,7 +2420,7 @@ On the target system, you should see this::
In another shell, execute a workload you want to trace. ::
- root@crownbay:/media/sdc# rm linux-2.6.19.2.tar.bz2; wget
https://downloads.yoctoproject.org/mirror/sources/linux-2.6.19.2.tar.bz2; sync
+ root@crownbay:/media/sdc# rm linux-2.6.19.2.tar.bz2; wget
&YOCTO_DL_URL;/mirror/sources/linux-2.6.19.2.tar.bz2; sync
Connecting to downloads.yoctoproject.org (140.211.169.59:80)
linux-2.6.19.2.tar.b 100% \|*******************************\| 41727k
0:00:00 ETA
diff --git a/documentation/ref-manual/faq.rst b/documentation/ref-manual/faq.rst
index 0d547b2d1bfa..e1b95f183a64 100644
--- a/documentation/ref-manual/faq.rst
+++ b/documentation/ref-manual/faq.rst
@@ -302,10 +302,10 @@ attempt before any others by adding something like the
following to the
``local.conf`` configuration file::
PREMIRRORS:prepend = "\
- git://.*/.* https://downloads.yoctoproject.org/mirror/sources/ \n \
- ftp://.*/.* https://downloads.yoctoproject.org/mirror/sources/ \n \
- http://.*/.* https://downloads.yoctoproject.org/mirror/sources/ \n \
- https://.*/.* https://downloads.yoctoproject.org/mirror/sources/ \n"
+ git://.*/.* &YOCTO_DL_URL;/mirror/sources/ \n \
+ ftp://.*/.* &YOCTO_DL_URL;/mirror/sources/ \n \
+ http://.*/.* &YOCTO_DL_URL;/mirror/sources/ \n \
+ https://.*/.* &YOCTO_DL_URL;/mirror/sources/ \n"
These changes cause the build system to intercept Git, FTP, HTTP, and
HTTPS requests and direct them to the ``http://`` sources mirror. You
@@ -342,10 +342,10 @@ You could make the following changes to the
``local.conf`` configuration
file as long as the :term:`PREMIRRORS` server is current::
PREMIRRORS:prepend = "\
- git://.*/.* https://downloads.yoctoproject.org/mirror/sources/ \n \
- ftp://.*/.* https://downloads.yoctoproject.org/mirror/sources/ \n \
- http://.*/.* https://downloads.yoctoproject.org/mirror/sources/ \n \
- https://.*/.* https://downloads.yoctoproject.org/mirror/sources/ \n"
+ git://.*/.* &YOCTO_DL_URL;/mirror/sources/ \n \
+ ftp://.*/.* &YOCTO_DL_URL;/mirror/sources/ \n \
+ http://.*/.* &YOCTO_DL_URL;/mirror/sources/ \n \
+ https://.*/.* &YOCTO_DL_URL;/mirror/sources/ \n"
BB_FETCH_PREMIRRORONLY = "1"
These changes would cause the build system to successfully fetch source
diff --git a/documentation/ref-manual/variables.rst
b/documentation/ref-manual/variables.rst
index b0c2c92c1a00..c6776838aedc 100644
--- a/documentation/ref-manual/variables.rst
+++ b/documentation/ref-manual/variables.rst
@@ -5838,10 +5838,10 @@ system and gives an overview of their function and
contents.
:term:`Build Directory`::
PREMIRRORS:prepend = "\
- git://.*/.* https://downloads.yoctoproject.org/mirror/sources/ \n
\
- ftp://.*/.* https://downloads.yoctoproject.org/mirror/sources/ \n
\
- http://.*/.* https://downloads.yoctoproject.org/mirror/sources/
\n \
- https://.*/.* https://downloads.yoctoproject.org/mirror/sources/
\n"
+ git://.*/.* &YOCTO_DL_URL;/mirror/sources/ \n \
+ ftp://.*/.* &YOCTO_DL_URL;/mirror/sources/ \n \
+ http://.*/.* &YOCTO_DL_URL;/mirror/sources/ \n \
+ https://.*/.* &YOCTO_DL_URL;/mirror/sources/ \n"
These changes cause the
build system to intercept Git, FTP, HTTP, and HTTPS requests and
--
2.20.1
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