16
edits
Changes
Jump to navigation
Jump to search
mLine 23:
Line 23: − Command <decode> prints JSON text in one line. This can be read by any further JSON-aware tool for parsing. For human eyes it's more convenient to read JSON multi-line with indentation. CRIT can do this when using the <code>show</code> action or the <code>--pretty</code> option.+ Line 44:
Line 44: − + − This is the replacement for (rather nasty) <code>criu show</code> code. Also this is the way to edit the images before restoring from them.+ Line 417:
Line 417: − + − This Converts the image from JSON to IMG.Standard usage would look like+ Line 434:
Line 434: − + Line 442:
Line 442: − + − Use+ +
Fixed a bunch of typos
=== Pretty output ===
=== Pretty output ===
<code>crit decode</code> prints JSON text in one line. This can be read by any further JSON-aware tool for parsing. For human eyes it's more convenient to read JSON multi-line with indentation. CRIT can do this when using the <code>show</code> action or the <code>--pretty</code> option.
Wend doing pretty optput CRIT does a little bit more, than just multiline indented JSON.
Wend doing pretty optput CRIT does a little bit more, than just multiline indented JSON.
== Functionality ==
== Functionality ==
=== Convert images to JSON From IMG ===
=== Convert images from IMG to JSON ===
<code>crit decode</code> is the replacement for the (rather nasty) <code>criu show</code> code. This is also the way to edit the images before restoring from them.
It uses [https://developers.google.com/protocol-buffers/docs/reference/python/google.protobuf.text_format-module text_format] as a human-readable format for protobuf messages.
It uses [https://developers.google.com/protocol-buffers/docs/reference/python/google.protobuf.text_format-module text_format] as a human-readable format for protobuf messages.
<pre>
<pre>
cat "core-5679.json" | crit decode
cat "core-5679.img" | crit decode
</pre>
</pre>
=== Convert images from JSON to IMG ===
=== Convert images from JSON to IMG ===
<code>crit encode</code> converts the image from JSON to IMG. Standard usage would look like:
<pre>
<pre>
</pre>
</pre>
Incase a "-o" Flag is not specified the input is piped out to STDOUT.
Incase a "-o" flag is not specified the input is piped out to STDOUT.
=== Generate core files out of task images ===
=== Generate core files out of task images ===
=== Show images statistics ===
=== Show images statistics ===
E.g. -- total number of processes, files, memory, sockets, etc.
<code>crit x</code> allows you to explore image statistics.
E.g. Total number of processes, files, memory, sockets, etc.
<pre>
<pre>
crit x $directory_with_images <explore type>
crit x $directory_with_images <explore type>