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split the s4u-app-masterworkers examples in two
authorMartin Quinson <martin.quinson@loria.fr>
Sun, 5 Aug 2018 23:03:44 +0000 (01:03 +0200)
committerMartin Quinson <martin.quinson@loria.fr>
Sun, 5 Aug 2018 23:10:29 +0000 (01:10 +0200)
One written with simple functions, and one written with full-featured
classes. The first one is a better first example while the second
still has some pedagogical advantages for the users wanting to derive
it.

.gitignore
examples/s4u/CMakeLists.txt
examples/s4u/app-masterworker/s4u-app-masterworker.tesh [deleted file]
examples/s4u/app-masterworkers/s4u-app-masterworkers-class.cpp [moved from examples/s4u/app-masterworker/s4u-app-masterworker.cpp with 96% similarity]
examples/s4u/app-masterworkers/s4u-app-masterworkers-fun.cpp [new file with mode: 0644]
examples/s4u/app-masterworkers/s4u-app-masterworkers.tesh [new file with mode: 0644]
examples/s4u/app-masterworkers/s4u-app-masterworkers_d.xml [moved from examples/s4u/app-masterworker/s4u-app-masterworker_d.xml with 100% similarity]

index 9438b5e..4d94ed5 100644 (file)
@@ -153,7 +153,8 @@ examples/s4u/actor-suspend/s4u-actor-suspend
 examples/s4u/actor-yield/s4u-actor-yield
 examples/s4u/app-bittorrent/s4u-bittorrent
 examples/s4u/app-chainsend/s4u-app-chainsend
-examples/s4u/app-masterworker/s4u-app-masterworker
+examples/s4u/app-masterworkers/s4u-app-masterworkers-class
+examples/s4u/app-masterworkers/s4u-app-masterworkers-fun
 examples/s4u/app-pingpong/s4u-app-pingpong
 examples/s4u/app-token-ring/s4u-app-token-ring
 examples/s4u/async-wait/s4u-async-wait
@@ -179,6 +180,7 @@ examples/s4u/io-file-remote/s4u-io-file-remote
 examples/s4u/io-file-system/s4u-io-file-system
 examples/s4u/io-storage-raw/s4u-io-storage-raw
 examples/s4u/mutex/s4u-mutex
+examples/s4u/platform-failures/s4u-platform-failures
 examples/s4u/platform-properties/s4u-platform-properties
 examples/s4u/plugin-hostload/s4u-plugin-hostload
 examples/s4u/replay-comm/s4u-replay-comm
index 7d21680..7882aca 100644 (file)
@@ -2,7 +2,7 @@
 # the same at the bottom of the file as well.
 foreach (example actor-create actor-daemon actor-join actor-kill
                  actor-lifetime actor-migration actor-suspend actor-yield
-                 app-chainsend app-masterworker app-pingpong app-token-ring
+                 app-chainsend app-pingpong app-token-ring
                  async-wait async-waitany async-waitall
                  cloud-capping cloud-migration cloud-simple
                  energy-exec energy-boot energy-link energy-vm
@@ -22,6 +22,17 @@ foreach (example actor-create actor-daemon actor-join actor-kill
   set(examples_src  ${examples_src}  ${CMAKE_CURRENT_SOURCE_DIR}/${example}/s4u-${example}.cpp)
 endforeach()
 
+# MASTERWORKERS EXAMPLE
+foreach(variant fun class) 
+  add_executable       (s4u-app-masterworkers-${variant}  app-masterworkers/s4u-app-masterworkers-${variant}.cpp)
+  target_link_libraries(s4u-app-masterworkers-${variant}  simgrid)
+  set_target_properties(s4u-app-masterworkers-${variant}  PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/app-masterworkers)
+
+  set(examples_src  ${examples_src}  ${CMAKE_CURRENT_SOURCE_DIR}/masterworkers-fun/s4u-masterworkers-${variant}.cpp)
+endforeach()
+set(tesh_files    ${tesh_files}    ${CMAKE_CURRENT_SOURCE_DIR}/masterworkers-fun/s4u-masterworkers.tesh)
+
+
 # CHORD EXAMPLE
 add_executable       (s4u-dht-chord dht-chord/s4u-dht-chord.cpp dht-chord/s4u-dht-chord-node.cpp)
 target_link_libraries(s4u-dht-chord simgrid)
@@ -62,7 +73,7 @@ set(xml_files     ${xml_files}    ${CMAKE_CURRENT_SOURCE_DIR}/actor-create/s4u-a
                                   ${CMAKE_CURRENT_SOURCE_DIR}/actor-lifetime/s4u-actor-lifetime_d.xml
                                   ${CMAKE_CURRENT_SOURCE_DIR}/actor-yield/s4u-actor-yield_d.xml
                                   ${CMAKE_CURRENT_SOURCE_DIR}/app-bittorrent/s4u-app-bittorrent_d.xml
-                                  ${CMAKE_CURRENT_SOURCE_DIR}/app-masterworker/s4u-app-masterworker_d.xml
+                                  ${CMAKE_CURRENT_SOURCE_DIR}/app-masterworkers/s4u-app-masterworkers_d.xml
                                   ${CMAKE_CURRENT_SOURCE_DIR}/async-waitany/s4u-async-waitany_d.xml
                                   ${CMAKE_CURRENT_SOURCE_DIR}/async-waitall/s4u-async-waitall_d.xml
                                   ${CMAKE_CURRENT_SOURCE_DIR}/async-wait/s4u-async-wait_d.xml
@@ -84,7 +95,7 @@ set(txt_files     ${txt_files}    ${CMAKE_CURRENT_SOURCE_DIR}/replay-comm/s4u-re
 
 foreach(example actor-create actor-daemon actor-join actor-kill
                 actor-lifetime actor-migration actor-suspend actor-yield
-                app-bittorrent app-chainsend app-masterworker app-pingpong app-token-ring 
+                app-bittorrent app-chainsend app-masterworkers app-pingpong app-token-ring 
                 async-wait async-waitall async-waitany
                 cloud-capping cloud-migration cloud-simple
                 dht-chord dht-kademlia
diff --git a/examples/s4u/app-masterworker/s4u-app-masterworker.tesh b/examples/s4u/app-masterworker/s4u-app-masterworker.tesh
deleted file mode 100644 (file)
index 0ca64c8..0000000
+++ /dev/null
@@ -1,36 +0,0 @@
-#!/usr/bin/env tesh
-
-p Testing a simple master/worker example application (mailbox version)
-
-! output sort 19
-$ $SG_TEST_EXENV ${bindir:=.}/s4u-app-masterworker$EXEEXT ${platfdir}/small_platform_with_routers.xml s4u-app-masterworker_d.xml --cfg=network/crosstraffic:0 --trace "--log=root.fmt:[%10.6r]%e(%P@%h)%e%m%n"
-> [  0.000000] (maestro@) Configuration change: Set 'network/crosstraffic' to '0'
-> [  0.000000] (master@Tremblay) Got 5 workers and 20 tasks to process
-> [  0.000000] (master@Tremblay) Sending "Task_0" (of 20) to mailbox "worker-0"
-> [  0.002265] (master@Tremblay) Sending "Task_1" (of 20) to mailbox "worker-1"
-> [  0.164270] (master@Tremblay) Sending "Task_2" (of 20) to mailbox "worker-2"
-> [  0.316349] (master@Tremblay) Sending "Task_3" (of 20) to mailbox "worker-3"
-> [  0.434977] (master@Tremblay) Sending "Task_4" (of 20) to mailbox "worker-4"
-> [  0.562492] (master@Tremblay) Sending "Task_5" (of 20) to mailbox "worker-0"
-> [  0.564757] (master@Tremblay) Sending "Task_6" (of 20) to mailbox "worker-1"
-> [  0.981618] (master@Tremblay) Sending "Task_7" (of 20) to mailbox "worker-2"
-> [  1.133696] (master@Tremblay) Sending "Task_8" (of 20) to mailbox "worker-3"
-> [  1.584703] (master@Tremblay) Sending "Task_9" (of 20) to mailbox "worker-4"
-> [  1.721105] (master@Tremblay) Sending "Task_10" (of 20) to mailbox "worker-0"
-> [  1.723370] (master@Tremblay) Sending "Task_11" (of 20) to mailbox "worker-1"
-> [  1.885375] (master@Tremblay) Sending "Task_12" (of 20) to mailbox "worker-2"
-> [  2.037454] (master@Tremblay) Sending "Task_13" (of 20) to mailbox "worker-3"
-> [  2.734429] (master@Tremblay) Sending "Task_14" (of 20) to mailbox "worker-4"
-> [  2.879718] (master@Tremblay) Sending "Task_15" (of 20) to mailbox "worker-0"
-> [  2.881983] (master@Tremblay) Sending "Task_16" (of 20) to mailbox "worker-1"
-> [  3.043989] (master@Tremblay) Sending "Task_17" (of 20) to mailbox "worker-2"
-> [  3.196067] (master@Tremblay) Sending "Task_18" (of 20) to mailbox "worker-3"
-> [  3.884155] (master@Tremblay) Sending "Task_19" (of 20) to mailbox "worker-4"
-> [  4.038331] (master@Tremblay) All tasks have been dispatched. Let's tell everybody the computation is over.
-> [  4.038526] (worker@Tremblay) I'm done. See you!
-> [  4.057541] (worker@Jupiter) I'm done. See you!
-> [  4.083249] (worker@Fafard) I'm done. See you!
-> [  4.931805] (worker@Ginette) I'm done. See you!
-> [  5.094868] (maestro@) Simulation time 5.09487
-> [  5.094868] (worker@Bourassa) I'm done. See you!
-
@@ -85,8 +85,9 @@ public:
 int main(int argc, char* argv[])
 {
   simgrid::s4u::Engine e(&argc, argv);
-  xbt_assert(argc > 2, "Usage: %s platform_file deployment_file\n"
-                       "\tExample: %s msg_platform.xml msg_deployment.xml\n",
+  xbt_assert(argc > 2,
+             "Usage: %s platform_file deployment_file\n"
+             "\tExample: %s msg_platform.xml msg_deployment.xml\n",
              argv[0], argv[0]);
 
   e.load_platform(argv[1]);           /* Load the platform description */
diff --git a/examples/s4u/app-masterworkers/s4u-app-masterworkers-fun.cpp b/examples/s4u/app-masterworkers/s4u-app-masterworkers-fun.cpp
new file mode 100644 (file)
index 0000000..b0ff1dd
--- /dev/null
@@ -0,0 +1,84 @@
+/* Copyright (c) 2010-2018. The SimGrid Team. All rights reserved.          */
+
+/* This program is free software; you can redistribute it and/or modify it
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
+#include "xbt/sysdep.h"
+#include <simgrid/s4u.hpp>
+#include <string>
+
+XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_app_masterworker, "Messages specific for this s4u example");
+
+static void master(std::vector<std::string> args)
+{
+  xbt_assert(args.size() == 5, "The master function expects 4 arguments from the XML deployment file");
+
+  long number_of_tasks = std::stol(args[1]);
+  double comp_size     = std::stod(args[2]); /* - Task compute cost    */
+  double comm_size     = std::stod(args[3]); /* - Task communication size */
+  long workers_count   = std::stol(args[4]);
+
+  XBT_INFO("Got %ld workers and %ld tasks to process", workers_count, number_of_tasks);
+
+  simgrid::s4u::MailboxPtr mailbox = nullptr;
+
+  for (int i = 0; i < number_of_tasks; i++) { /* For each task to be executed: */
+    /* - Select a @ref worker in a round-robin way */
+    mailbox = simgrid::s4u::Mailbox::by_name(std::string("worker-") + std::to_string(i % workers_count));
+
+    if (number_of_tasks < 10000 || (number_of_tasks < 100000 && i % 10000 == 0) || i % 100000 == 0)
+      XBT_INFO("Sending \"%s\" (of %ld) to mailbox \"%s\"", (std::string("Task_") + std::to_string(i)).c_str(),
+               number_of_tasks, mailbox->get_cname());
+
+    /* - Send the computation amount to the @ref worker */
+    mailbox->put(new double(comp_size), comm_size);
+  }
+
+  XBT_INFO("All tasks have been dispatched. Let's tell everybody the computation is over.");
+  for (int i = 0; i < workers_count; i++) {
+    /* - Eventually tell all the workers to stop by sending a "finalize" task */
+    mailbox = simgrid::s4u::Mailbox::by_name(std::string("worker-") + std::to_string(i % workers_count));
+    mailbox->put(new double(-1.0), 0);
+  }
+}
+
+static void worker(std::vector<std::string> args)
+{
+  xbt_assert(args.size() == 2, "The worker expects a single argument from the XML deployment file: "
+                               "its worker ID (its numerical rank)");
+  long id                          = std::stol(args[1]);
+  simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::by_name(std::string("worker-") + std::to_string(id));
+
+  while (1) { /* The worker waits in an infinite loop for tasks sent by the @ref master */
+    double* task = static_cast<double*>(mailbox->get());
+    xbt_assert(task != nullptr, "mailbox->get() failed");
+    double comp_size = *task;
+    delete task;
+    if (comp_size < 0) { /* - Exit when -1.0 is received */
+      XBT_INFO("I'm done. See you!");
+      break;
+    }
+    /*  - Otherwise, process the task */
+    simgrid::s4u::this_actor::execute(comp_size);
+  }
+}
+
+int main(int argc, char* argv[])
+{
+  simgrid::s4u::Engine e(&argc, argv);
+  xbt_assert(argc > 2,
+             "Usage: %s platform_file deployment_file\n"
+             "\tExample: %s msg_platform.xml msg_deployment.xml\n",
+             argv[0], argv[0]);
+
+  e.load_platform(argv[1]); /* Load the platform description */
+  e.register_function("master", &master);
+  e.register_function("worker", &worker);
+  e.load_deployment(argv[2]); /* Deploy the application */
+
+  e.run(); /** - Run the simulation */
+
+  XBT_INFO("Simulation time %g", e.get_clock());
+
+  return 0;
+}
diff --git a/examples/s4u/app-masterworkers/s4u-app-masterworkers.tesh b/examples/s4u/app-masterworkers/s4u-app-masterworkers.tesh
new file mode 100644 (file)
index 0000000..4ea65c3
--- /dev/null
@@ -0,0 +1,68 @@
+#!/usr/bin/env tesh
+
+p Testing a simple master/workers example application
+
+! output sort 19
+$ $SG_TEST_EXENV ${bindir:=.}/s4u-app-masterworkers-class$EXEEXT ${platfdir}/small_platform_with_routers.xml s4u-app-masterworkers_d.xml --cfg=network/crosstraffic:0 --trace "--log=root.fmt:[%10.6r]%e(%P@%h)%e%m%n"
+> [  0.000000] (maestro@) Configuration change: Set 'network/crosstraffic' to '0'
+> [  0.000000] (master@Tremblay) Got 5 workers and 20 tasks to process
+> [  0.000000] (master@Tremblay) Sending "Task_0" (of 20) to mailbox "worker-0"
+> [  0.002265] (master@Tremblay) Sending "Task_1" (of 20) to mailbox "worker-1"
+> [  0.164270] (master@Tremblay) Sending "Task_2" (of 20) to mailbox "worker-2"
+> [  0.316349] (master@Tremblay) Sending "Task_3" (of 20) to mailbox "worker-3"
+> [  0.434977] (master@Tremblay) Sending "Task_4" (of 20) to mailbox "worker-4"
+> [  0.562492] (master@Tremblay) Sending "Task_5" (of 20) to mailbox "worker-0"
+> [  0.564757] (master@Tremblay) Sending "Task_6" (of 20) to mailbox "worker-1"
+> [  0.981618] (master@Tremblay) Sending "Task_7" (of 20) to mailbox "worker-2"
+> [  1.133696] (master@Tremblay) Sending "Task_8" (of 20) to mailbox "worker-3"
+> [  1.584703] (master@Tremblay) Sending "Task_9" (of 20) to mailbox "worker-4"
+> [  1.721105] (master@Tremblay) Sending "Task_10" (of 20) to mailbox "worker-0"
+> [  1.723370] (master@Tremblay) Sending "Task_11" (of 20) to mailbox "worker-1"
+> [  1.885375] (master@Tremblay) Sending "Task_12" (of 20) to mailbox "worker-2"
+> [  2.037454] (master@Tremblay) Sending "Task_13" (of 20) to mailbox "worker-3"
+> [  2.734429] (master@Tremblay) Sending "Task_14" (of 20) to mailbox "worker-4"
+> [  2.879718] (master@Tremblay) Sending "Task_15" (of 20) to mailbox "worker-0"
+> [  2.881983] (master@Tremblay) Sending "Task_16" (of 20) to mailbox "worker-1"
+> [  3.043989] (master@Tremblay) Sending "Task_17" (of 20) to mailbox "worker-2"
+> [  3.196067] (master@Tremblay) Sending "Task_18" (of 20) to mailbox "worker-3"
+> [  3.884155] (master@Tremblay) Sending "Task_19" (of 20) to mailbox "worker-4"
+> [  4.038331] (master@Tremblay) All tasks have been dispatched. Let's tell everybody the computation is over.
+> [  4.038526] (worker@Tremblay) I'm done. See you!
+> [  4.057541] (worker@Jupiter) I'm done. See you!
+> [  4.083249] (worker@Fafard) I'm done. See you!
+> [  4.931805] (worker@Ginette) I'm done. See you!
+> [  5.094868] (maestro@) Simulation time 5.09487
+> [  5.094868] (worker@Bourassa) I'm done. See you!
+
+! output sort 19
+$ $SG_TEST_EXENV ${bindir:=.}/s4u-app-masterworkers-fun$EXEEXT ${platfdir}/small_platform_with_routers.xml s4u-app-masterworkers_d.xml --cfg=network/crosstraffic:0 --trace "--log=root.fmt:[%10.6r]%e(%P@%h)%e%m%n"
+> [  0.000000] (maestro@) Configuration change: Set 'network/crosstraffic' to '0'
+> [  0.000000] (master@Tremblay) Got 5 workers and 20 tasks to process
+> [  0.000000] (master@Tremblay) Sending "Task_0" (of 20) to mailbox "worker-0"
+> [  0.002265] (master@Tremblay) Sending "Task_1" (of 20) to mailbox "worker-1"
+> [  0.164270] (master@Tremblay) Sending "Task_2" (of 20) to mailbox "worker-2"
+> [  0.316349] (master@Tremblay) Sending "Task_3" (of 20) to mailbox "worker-3"
+> [  0.434977] (master@Tremblay) Sending "Task_4" (of 20) to mailbox "worker-4"
+> [  0.562492] (master@Tremblay) Sending "Task_5" (of 20) to mailbox "worker-0"
+> [  0.564757] (master@Tremblay) Sending "Task_6" (of 20) to mailbox "worker-1"
+> [  0.981618] (master@Tremblay) Sending "Task_7" (of 20) to mailbox "worker-2"
+> [  1.133696] (master@Tremblay) Sending "Task_8" (of 20) to mailbox "worker-3"
+> [  1.584703] (master@Tremblay) Sending "Task_9" (of 20) to mailbox "worker-4"
+> [  1.721105] (master@Tremblay) Sending "Task_10" (of 20) to mailbox "worker-0"
+> [  1.723370] (master@Tremblay) Sending "Task_11" (of 20) to mailbox "worker-1"
+> [  1.885375] (master@Tremblay) Sending "Task_12" (of 20) to mailbox "worker-2"
+> [  2.037454] (master@Tremblay) Sending "Task_13" (of 20) to mailbox "worker-3"
+> [  2.734429] (master@Tremblay) Sending "Task_14" (of 20) to mailbox "worker-4"
+> [  2.879718] (master@Tremblay) Sending "Task_15" (of 20) to mailbox "worker-0"
+> [  2.881983] (master@Tremblay) Sending "Task_16" (of 20) to mailbox "worker-1"
+> [  3.043989] (master@Tremblay) Sending "Task_17" (of 20) to mailbox "worker-2"
+> [  3.196067] (master@Tremblay) Sending "Task_18" (of 20) to mailbox "worker-3"
+> [  3.884155] (master@Tremblay) Sending "Task_19" (of 20) to mailbox "worker-4"
+> [  4.038331] (master@Tremblay) All tasks have been dispatched. Let's tell everybody the computation is over.
+> [  4.038526] (worker@Tremblay) I'm done. See you!
+> [  4.057541] (worker@Jupiter) I'm done. See you!
+> [  4.083249] (worker@Fafard) I'm done. See you!
+> [  4.931805] (worker@Ginette) I'm done. See you!
+> [  5.094868] (maestro@) Simulation time 5.09487
+> [  5.094868] (worker@Bourassa) I'm done. See you!
+