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Diffstat (limited to 'lib/observer/doc/src/notes.xml')
| -rw-r--r-- | lib/observer/doc/src/notes.xml | 363 |
1 files changed, 362 insertions, 1 deletions
diff --git a/lib/observer/doc/src/notes.xml b/lib/observer/doc/src/notes.xml index 505d0dcc89..c0b8309af6 100644 --- a/lib/observer/doc/src/notes.xml +++ b/lib/observer/doc/src/notes.xml @@ -4,7 +4,7 @@ <chapter> <header> <copyright> - <year>2004</year><year>2016</year> + <year>2004</year><year>2017</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -32,6 +32,367 @@ <p>This document describes the changes made to the Observer application.</p> +<section><title>Observer 2.7</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + etop.hrl used a relative path to include + observer_backend.hrl, this is now changed to use + include_lib instead. runtime_tools/include is added to + the tertiary bootstrap.</p> + <p> + Own Id: OTP-14842 Aux Id: ERL-534 </p> + </item> + <item> + <p> + If a crashdump was truncated in the attributes section + for a module, crashdump_viewer would crash when a module + view was opened from the GUI. This bug was introduced in + OTP-20.2 and is now corrected.</p> + <p> + Own Id: OTP-14846 Aux Id: ERL-537 </p> + </item> + <item> + <p> + Optimized ets and mnesia table view tab in observer gui, + listing 10000 tables was previously very slow.</p> + <p> + Own Id: OTP-14856 Aux Id: ERIERL-117 </p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + When a process has many links and/or monitors, it could + earlier take very long time to display the process + information window. This is now improved by only showing + a few links and monitors, and then an link named + "more..." to expand the rest.</p> + <p> + Own Id: OTP-14725</p> + </item> + <item> + <p> + More crash dump info such as: process binary virtual heap + stats, full info for process causing out-of-mem during + GC, more port related info, and dirty scheduler info.</p> + <p> + Own Id: OTP-14820</p> + </item> + </list> + </section> + +</section> + +<section><title>Observer 2.6</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + A bug introduced in OTP-20 would make Crashdump Viewer + crash when trying to expand an empty binary. This is now + corrected.</p> + <p> + Own Id: OTP-14642</p> + </item> + <item> + <p> + If a match spec in the config file contained more than + one clause, observer would earlier crash when trying to + display it in the GUI. This is now corrected.</p> + <p> + Own Id: OTP-14643 Aux Id: ERL-489 </p> + </item> + <item> + <p>Writing of crash dumps is significantly faster.</p> + <p>Maps are now included in crash dumps.</p> + <p>Constants terms would only be shown in one process, + while other processes referencing the same constant term + would show a marker for incomplete heap. </p> + <p> + Own Id: OTP-14685 Aux Id: OTP-14611, OTP-14603, OTP-14595 </p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p>Binaries and some other data in crash dumps are now + encoded in base64 (instead of in hex), which will reduce + the size of crash dumps.</p> + <p>A few bugs in the handling of sub binaries in + <c>crashdump_viewer</c> have been fixed.</p> + <p> + Own Id: OTP-14686</p> + </item> + <item> + <p> + In order to allow future improvements, Crashdump Viewer + now checks the version tag of the crashdump to see that + it is a known format. If the crashdump version is newer + than Crashdump Viewer is prepared to read, then an + information dialog is displayed before Crashdump Viewer + terminates.</p> + <p> + If an incomplete process heap is discovered in a + crashdump, Crashdump Viewer will now display a warning + for this, similar to the warning displayed when a + crashdump is truncated. Incomplete heaps can occur if for + instance the literals are not included, which is the case + for all dumps prior to OTP-20.2.</p> + <p> + Own Id: OTP-14755</p> + </item> + </list> + </section> + +</section> + +<section><title>Observer 2.5</title> + + <section><title>Improvements and New Features</title> + <list> + <item> + <p>The following improvements are done to Crashdump + Viewer:</p> <list> <item>Reading of crash dumps with many + binaries is optimized.</item> <item>A progress bar is + shown when the detail view for a process is + opened.</item> <item>The <c>cdv</c> script now sets + <c>ERL_CRASH_DUMP_SECONDS=0</c> to avoid generating a new + crash dump from the node running the Crashdump + Viewer.</item> <item>A warning dialog is shown if the + node running the Crashdump Viewer could potentially + overwrite the crash dump under inspection.</item> + <item>Bugfix: In some situations, Crashdump Viewer could + not find the end of the 'Last calls' section in a crash + dump, and would erroneously mark the crash dump as + truncated. This is now corrected.</item> <item>Bugfix: In + some situations, process info for a specific process + would be marked as truncated by Crashdump Viewer, even if + the crash dump was truncated in the binary section - and + not related to the process in question. This is now + corrected.</item> </list> + <p> + Own Id: OTP-14386</p> + </item> + <item> + <p> + General Unicode improvements.</p> + <p> + Own Id: OTP-14462</p> + </item> + <item> + <p> + Tools are updated to show Unicode atoms correctly.</p> + <p> + Own Id: OTP-14464</p> + </item> + <item> + <p> + Add system statistics and limits to frontpage in + observer.</p> + <p> + Own Id: OTP-14536</p> + </item> + </list> + </section> + +</section> + +<section><title>Observer 2.4</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + <c>etop</c> had a hardcoded timeout value of 1 second + when waiting for data from a remote node. When this + expired, which could happen for instance if there were + very many processes on the remote node, etop would exit + with reason <c>connection_lost</c>. To overcome this + problem, the timeout is now changed to be the same as the + update interval, which is configurable.</p> + <p> + Own Id: OTP-14393</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Show dirty-scheduler threads in performance monitor graph + and add a column with maximum allocated memory in the + Memory Allocators table.</p> + <p> + Own Id: OTP-14137</p> + </item> + <item> + <p> + Keep table and port selection after refresh of tables. + Store settings before shutdown and restore when starting + application.</p> + <p> + Own Id: OTP-14270</p> + </item> + <item> + <p> Miscellaneous updates due to atoms containing + arbitrary Unicode characters. </p> + <p> + Own Id: OTP-14285</p> + </item> + <item> + <p> + When observing a node older than OTP-19.0, a pop-up will + be displayed when trying to access port information. + Earlier, observer would crash in this situation.</p> + <p> + Own Id: OTP-14345 Aux Id: ERL-399 </p> + </item> + </list> + </section> + +</section> + +<section><title>Observer 2.3.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + etop erroneously reported the average scheduler + utilization since the tool was first started instead of + the scheduler utilization since last update. This is now + corrected.</p> + <p> + Own Id: OTP-14090 Aux Id: seq13232 </p> + </item> + <item> + <p> + crashdump_viewer crashed when the 'Slogan' had more than + one line. This is now corrected.</p> + <p> + Own Id: OTP-14093 Aux Id: ERL-318 </p> + </item> + <item> + <p> + When clicking an HTML-link to a port before the port tab + has been opened for the first time, observer would crash + since port info is not initiated. This is now corrected.</p> + <p> + Own Id: OTP-14151 Aux Id: PR-1296 </p> + </item> + <item> + <p>The dialyzer and observer applications will now use a + portable way to find the home directory. That means that + there is no longer any need to manually set the HOME + environment variable on Windows.</p> + <p> + Own Id: OTP-14249 Aux Id: ERL-161 </p> + </item> + </list> + </section> + +</section> + +<section><title>Observer 2.3</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + The shell script (priv/bin/cdv) and bat file + (priv/bin/cdv.bat) which can be used for starting + crashdump_viewer both started a distributed erlang node. + This would cause any attempt at starting a second + instance of the crashdump_viewer to fail. To solve this + problem, cdv and cdv.bat now use non-distributed nodes + when starting the crashdump_viewer.</p> + <p> + Own Id: OTP-14010</p> + </item> + <item> + <p> + A bug caused the number of buckets to be shown in the + 'Objects' column, and the number of objects to be shown + in the 'Memory' column for ets table in crashdump_viewer. + This is now corrected.</p> + <p> + Own Id: OTP-14064</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Add option <c>queue_size</c> to ttb:tracer/2. This sets + the maximum queue size for the IP trace driver which is + used when tracing to shell and/or <c>{local,File}</c>.</p> + <p> + The default value for <c>queue_size</c> is specified by + <c>dbg</c>, and it is now changed from 50 to 200.</p> + <p> + Own Id: OTP-13829 Aux Id: seq13171 </p> + </item> + <item> + <p> + The port information page is updated to show more + information per port.</p> + <p> + Own Id: OTP-13948 Aux Id: ERL-272 </p> + </item> + </list> + </section> + +</section> + +<section><title>Observer 2.2.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixed error handling in observer when mnesia tables was + requested and not available.</p> + <p> + Own Id: OTP-13845 Aux Id: ERL-237 </p> + </item> + </list> + </section> + +</section> + +<section><title>Observer 2.2.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixed a crash happening when observing another node, who + have a different number of schedulers than the current + one.</p> + <p> + Own Id: OTP-13702 Aux Id: ERL-171 </p> + </item> + </list> + </section> + +</section> + <section><title>Observer 2.2</title> <section><title>Improvements and New Features</title> |