| ID | 
Date | 
Author  | 
Topic | 
Subject | 
Text | 
  | 
| 
  3011  
 | 
30 Mar 2025 | 
Konstantin Olchanski | Bug Fix | manalyzer improvements | updated manalyzer:
 
 
- similar to --jsroot switch, in online mode, | 
   | 
| 
  3017  
 | 
01 Apr 2025 | 
Konstantin Olchanski | Bug Fix | ODB and event buffer - release semaphore before abort() and core dump | There is a long standing problem with ODB 
and event buffers. If they detect an 
 
internal data inconsistency and cannot continue | 
   | 
| 
  3018  
 | 
01 Apr 2025 | 
Konstantin Olchanski | Bug Report | ODB corruption | We see ODB corruption crashes in the DS20k 
vertical slice MIDAS instance.
 
 | 
   | 
| 
  3019  
 | 
01 Apr 2025 | 
Konstantin Olchanski | Suggestion | Sequencer ODBSET feature requests | > ODBSET "/Path/value[1,3,5]"
 
> ODBSET "/Path/value[1-5,7-9]"
 
 | 
   | 
| 
  3020  
 | 
01 Apr 2025 | 
Konstantin Olchanski | Bug Report | MIDAS history system not using the event timestamps ? | > I confirm that when writing out history 
files corresponding to the slow control event 
data, 
 | 
   | 
| 
  3023  
 | 
02 Apr 2025 | 
Konstantin Olchanski | Bug Report | MIDAS history system not using the event timestamps ? | > > You can always include your "true" data 
timestamp as the first value in your data.
 
> 
 | 
   | 
| 
  3024  
 | 
02 Apr 2025 | 
Konstantin Olchanski | Suggestion | Sequencer ODBSET feature requests | > I once looked at using LUA for this
 
>
 
> > but I think basing off an full featured | 
   | 
| 
  3034  
 | 
05 May 2025 | 
Konstantin Olchanski | Bug Fix | Bug fix in SQL history | A bug was introduced to the SQL history in 
2022 that made renaming of variable names 
not work. This is now fixed.
 | 
   | 
| 
  3035  
 | 
05 May 2025 | 
Konstantin Olchanski | Info | db_delete_key(TRUE) | I was working on an odb corruption crash inside 
db_delete_key() and I noticed 
 
that I did not test db_delete_key() with | 
   | 
| 
  3036  
 | 
05 May 2025 | 
Konstantin Olchanski | Bug Report | abort and core dump in cm_disconnect_experiment() | I noticed that some programs like mhist, if 
they take too long, there is an abort and 
core dump at the very end. This is because | 
   | 
| 
  3040  
 | 
16 May 2025 | 
Konstantin Olchanski | Bug Report | history_schema.cxx fails to build | > we have a CI setup which fails since 06.05.2025 
to build the history_schema.cxx.
 
> There was a major change in this code in | 
   | 
| 
  3041  
 | 
16 May 2025 | 
Konstantin Olchanski | Bug Report | history_schema.cxx fails to build | > > we have a CI setup which fails since 06.05.2025 
to build the history_schema.cxx.
 
> > There was a major change in this code | 
   | 
| 
  3050  
 | 
04 Jun 2025 | 
Konstantin Olchanski | Bug Report | Memory leak in mhttpd binary RPC code | Noted. I will look at this asap. K.O.
 
 
[quote="Mark Grimes"]Hi,
 | 
   | 
| 
  3055  
 | 
10 Jun 2025 | 
Konstantin Olchanski | Bug Report | Memory leak in mhttpd binary RPC code | I confirm that MJSON_ARRAYBUFFER does not 
work correctly for zero-size buffers, 
 
buffer is leaked in the destructor and copied | 
   | 
| 
  3065  
 | 
23 Jul 2025 | 
Konstantin Olchanski | Suggestion | K.O.'s guide to new C/C++ data types | Over the last 10 years, the traditional C/C++ 
data types have been
 
displaced by a hodgepodge of new data types | 
   | 
| 
  3066  
 | 
24 Jul 2025 | 
Konstantin Olchanski | Suggestion | K.O.'s guide to new C/C++ data types | > for (int i=0; i<array_of_10_elements.size(); 
i++)
 
 | 
   | 
| 
  3067  
 | 
24 Jul 2025 | 
Konstantin Olchanski | Bug Fix | support for large history files | FILE history code (mhf_*.dat files) did not 
support reading history files bigger than 
about 2GB, this is now 
 | 
   | 
| 
  3069  
 | 
14 Aug 2025 | 
Konstantin Olchanski | Forum | How can I retrieve online data | > I would like to know how to retrieve the 
online data during the experiment so 
 
> that I can create my own custom plot. I | 
   | 
| 
  3075  
 | 
17 Sep 2025 | 
Konstantin Olchanski | Suggestion | Get manalyzer to configure midas::odb when running offline | > Lots of users like the midas::odb interface 
for reading from the ODB in manalyzers.
 
> +#include "odbxx.h"
 | 
   | 
| 
  3076  
 | 
17 Sep 2025 | 
Konstantin Olchanski | Bug Report | Midas no longer compiles on macOS | > The current develop branch no longer compiles 
on macOS. I get lots of errors of the form
 
> /Users/me/midas/src/history_schema.cxx:740:4: | 
   |