nextflow.config corrected: now the executor is correctly set

nextflow.config

@@ -57,6 +57,7 @@ env {
 // see https://confluence.pasteur.fr/pages/viewpage.action?pageId=69304504
 system_exec = 'local' // single character string of the system that runs the workflow. Either 'local' to run on our own computer or 'slurm' to run on the pasteur cluster. Example: system_exec = 'local'
 queue = 'common,dedicated' // single character string of the -p option of slurm. Example: queue = 'common,dedicated'. Example: queue = 'hubbioit'
+simult_jobs = 3000 // number of max simultaneous jobs. This is to avoid to saturated a cluster if millions of jobs in parallel. Write 0 for all the threads. Not used if system_exec is 'local'
 qos = '--qos=ultrafast' // single character string of the --qos option of slurm. Example: qos= '--qos=fast'. Example: qos = '--qos=ultrafast'. Example: qos = '--qos=hubbioit'
 add_options = ' ' // single character string of the additional option of slurm. Example: add_options = '--exclude=maestro-1101,maestro-1034' or add_options = ' ', add_options = '--time=70:00:00' (acceptable time formats include "minutes", "minutes:seconds", "hours:minutes:seconds", "days-hours", "days-hours:minutes" and "days-hours:minutes:seconds"). See https://slurm.schedmd.com/sbatch.html#OPT_time for other options
 
@@ -117,14 +118,12 @@ env {
 
 
 
-
 //////// Scopes
 
-// kind of execution. Either 'local' or 'slurm'
 // those are closures. See https://www.nextflow.io/docs/latest/script.html#closures
-executor {
-    name = "${system_exec}"
-    queueSize = 2000
+executor { 
+    // name = "slurm" // means "if name of the executor is slurm, then ${simult_jobs}, i.e., max ${simult_jobs} simultaneous jobs". Inactivated because applied to all kinds of executors
+    queueSize = "${simult_jobs}" // can only be written here and not below because queueSize is a method of executor{}
 }
 
 // create a report folder and print a html report file . If no absolute path, will be where the run is executed
@@ -187,7 +186,8 @@ process {
 // directives for all the processes
     cpus = 1
     memory='3G'
-
+    executor = "${system_exec}"
+// end directives for all the processes
     if(system_exec == 'slurm'){
         queue = "$queue"
         clusterOptions = "$qos $add_options"