Class: Pwrake::TaskWrapper
- Inherits:
-
Object
- Object
- Pwrake::TaskWrapper
- Extended by:
- Forwardable
- Defined in:
- lib/pwrake/task/task_wrapper.rb
Constant Summary collapse
- @@current_id =
1
- @@task_logger =
nil
Instance Attribute Summary collapse
-
#assigned ⇒ Object
readonly
Returns the value of attribute assigned.
-
#exec_host ⇒ Object
Returns the value of attribute exec_host.
-
#exec_host_id ⇒ Object
Returns the value of attribute exec_host_id.
-
#executed ⇒ Object
Returns the value of attribute executed.
-
#file_stat ⇒ Object
readonly
Returns the value of attribute file_stat.
-
#group ⇒ Object
readonly
Returns the value of attribute group.
-
#group_id ⇒ Object
readonly
Returns the value of attribute group_id.
-
#location ⇒ Object
Returns the value of attribute location.
-
#shell_id ⇒ Object
Returns the value of attribute shell_id.
-
#status ⇒ Object
Returns the value of attribute status.
-
#task ⇒ Object
readonly
Returns the value of attribute task.
-
#task_id ⇒ Object
readonly
Returns the value of attribute task_id.
-
#tried_hosts ⇒ Object
readonly
Returns the value of attribute tried_hosts.
Class Method Summary collapse
Instance Method Summary collapse
- #acceptable_for(host_info) ⇒ Object
- #file_locality(nodes) ⇒ Object
- #file_mtime ⇒ Object
- #file_size ⇒ Object
- #has_action? ⇒ Boolean
- #has_input_file? ⇒ Boolean
- #has_output_file? ⇒ Boolean
-
#initialize(task, task_args = nil) ⇒ TaskWrapper
constructor
A new instance of TaskWrapper.
- #input_file_mtime ⇒ Object
- #input_file_size ⇒ Object
- #is_file_task? ⇒ Boolean
- #log_task ⇒ Object
- #n_used_cores(host_info = nil) ⇒ Object
- #no_more_retry ⇒ Object
- #postprocess(postproc) ⇒ Object
- #preprocess ⇒ Object
- #priority ⇒ Object
- #rank ⇒ Object
- #retry? ⇒ Boolean
- #retry_or_subsequent ⇒ Object
- #suggest_location ⇒ Object
- #suggest_location=(a) ⇒ Object
- #tried_host?(host_info) ⇒ Boolean
Constructor Details
#initialize(task, task_args = nil) ⇒ TaskWrapper
Returns a new instance of TaskWrapper.
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# File 'lib/pwrake/task/task_wrapper.rb', line 13 def initialize(task,task_args=nil) @task = task @task_args = task_args @property = task.property @task_id = @@current_id @@current_id += 1 @location = [] @group = [] @group_id = nil @suggest_location = nil @file_stat = nil @input_file_size = nil @input_file_mtime = nil @rank = nil @priority = nil @executed = false @assigned = [] @exec_host = nil @exec_host_id = nil @tried_hosts = {} @n_retry = @property.retry || Rake.application.["RETRY"] || 1 end |
Instance Attribute Details
#assigned ⇒ Object (readonly)
Returns the value of attribute assigned.
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# File 'lib/pwrake/task/task_wrapper.rb', line 40 def assigned @assigned end |
#exec_host ⇒ Object
Returns the value of attribute exec_host.
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# File 'lib/pwrake/task/task_wrapper.rb', line 43 def exec_host @exec_host end |
#exec_host_id ⇒ Object
Returns the value of attribute exec_host_id.
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# File 'lib/pwrake/task/task_wrapper.rb', line 43 def exec_host_id @exec_host_id end |
#executed ⇒ Object
Returns the value of attribute executed.
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# File 'lib/pwrake/task/task_wrapper.rb', line 42 def executed @executed end |
#file_stat ⇒ Object (readonly)
Returns the value of attribute file_stat.
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# File 'lib/pwrake/task/task_wrapper.rb', line 38 def file_stat @file_stat end |
#group ⇒ Object (readonly)
Returns the value of attribute group.
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# File 'lib/pwrake/task/task_wrapper.rb', line 38 def group @group end |
#group_id ⇒ Object (readonly)
Returns the value of attribute group_id.
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# File 'lib/pwrake/task/task_wrapper.rb', line 38 def group_id @group_id end |
#location ⇒ Object
Returns the value of attribute location.
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# File 'lib/pwrake/task/task_wrapper.rb', line 39 def location @location end |
#shell_id ⇒ Object
Returns the value of attribute shell_id.
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# File 'lib/pwrake/task/task_wrapper.rb', line 44 def shell_id @shell_id end |
#status ⇒ Object
Returns the value of attribute status.
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# File 'lib/pwrake/task/task_wrapper.rb', line 44 def status @status end |
#task ⇒ Object (readonly)
Returns the value of attribute task.
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# File 'lib/pwrake/task/task_wrapper.rb', line 38 def task @task end |
#task_id ⇒ Object (readonly)
Returns the value of attribute task_id.
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# File 'lib/pwrake/task/task_wrapper.rb', line 38 def task_id @task_id end |
#tried_hosts ⇒ Object (readonly)
Returns the value of attribute tried_hosts.
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# File 'lib/pwrake/task/task_wrapper.rb', line 41 def tried_hosts @tried_hosts end |
Class Method Details
.close_task_logger ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 62 def self.close_task_logger @@task_logger.close if @@task_logger end |
.format_time(t) ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 46 def self.format_time(t) t.strftime("%F %T.%L") end |
.init_task_logger(option) ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 50 def self.init_task_logger(option) if dir = option['LOG_DIR'] fn = File.join(dir,option['TASK_CSV_FILE']) @@task_logger = CSV.open(fn,'w') @@task_logger.puts %w[ task_id task_name start_time end_time elap_time preq preq_host preq_loc exec_host shell_id has_action executed ncore file_size file_mtime file_host write_loc ] end end |
Instance Method Details
#acceptable_for(host_info) ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 345 def acceptable_for(host_info) unless @property.accept_host(host_info) return false end use_cores = @property.use_cores(host_info) if @reserved_host.nil? || @reserved_host == host_info case host_info.accept_core(name,use_cores) when :ok @reserved_host = nil return true when :reserve @reserved_host = host_info end end false end |
#file_locality(nodes) ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 182 def file_locality(nodes) if nodes.empty? || !@exec_host_id nil # not available elsif nodes.any?{|node| HostMap.ipmatch_for_name(node).include?(@exec_host_id)} "L" # Local else "R" # Remote end end |
#file_mtime ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 277 def file_mtime @file_stat ? @file_stat.mtime : Time.at(0) end |
#file_size ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 273 def file_size @file_stat ? @file_stat.size : 0 end |
#has_action? ⇒ Boolean
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# File 'lib/pwrake/task/task_wrapper.rb', line 205 def has_action? !@task.actions.empty? end |
#has_input_file? ⇒ Boolean
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# File 'lib/pwrake/task/task_wrapper.rb', line 201 def has_input_file? is_file_task? && !prerequisites.empty? end |
#has_output_file? ⇒ Boolean
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# File 'lib/pwrake/task/task_wrapper.rb', line 197 def has_output_file? is_file_task? && !actions.empty? end |
#input_file_mtime ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 291 def input_file_mtime if has_input_file? && @input_file_mtime.nil? hash = Hash.new max_sz = 0 prerequisites.each do |preq| t = Rake.application[preq].wrapper sz = t.file_size if sz > 0 hash[t] = sz if sz > max_sz max_sz = sz end end end half_max_sz = max_sz / 2 hash.each do |t,sz| if sz > half_max_sz time = t.file_mtime if @input_file_mtime.nil? || @input_file_mtime < time @input_file_mtime = time end end end end @input_file_mtime end |
#input_file_size ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 281 def input_file_size unless @input_file_size @input_file_size = 0 prerequisites.each do |preq| @input_file_size += Rake.application[preq].wrapper.file_size end end @input_file_size end |
#is_file_task? ⇒ Boolean
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# File 'lib/pwrake/task/task_wrapper.rb', line 193 def is_file_task? @task.kind_of?(Rake::FileTask) end |
#log_task ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 110 def log_task @time_end = Time.now # sug_host = suggest_location() shell = Pwrake::Shell.current # if sug_host && !sug_host.empty? && shell && !actions.empty? Rake.application.count( sug_host, shell.host ) end return if !@@task_logger # elap = @time_end - @time_start if has_output_file? RANK_STAT.add_sample(rank,elap) end # # locality check loc_na = true preq_loc = prerequisites.map do |preq| locs = Rake.application[preq].wrapper.location if loc = file_locality(locs) loc_na = false loc else "n" end end.join("") preq_loc = nil if loc_na write_loc = file_locality(@location) # if @file_stat fstat = [ @file_stat.size, @file_stat.mtime, self.location.join('|'), write_loc ] else fstat = [nil]*4 end # # task_id task_name start_time end_time elap_time preq preq_host # preq_loc exec_host shell_id has_action executed ncore # file_size file_mtime file_host write_loc # row = [ @task_id, name, @time_start, @time_end, elap, prerequisites, sug_host, preq_loc, @exec_host, @shell_id, (actions.empty?) ? 0 : 1, (@executed) ? 1 : 0, @n_used_cores, ] + fstat row.map!{|x| if x.kind_of?(Time) TaskWrapper.format_time(x) elsif x.kind_of?(Array) if x.empty? nil else x.join('|') end else x end } @@task_logger << row # clsname = @task.class.to_s.sub(/^(Rake|Pwrake)::/o,"") msg = '%s[%s] status=%s id=%d elap=%.6f exec_host=%s' % [clsname,name,@status,@task_id,elap,@exec_host] if @status=="end" Log.info msg else Log.error msg end end |
#n_used_cores(host_info = nil) ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 341 def n_used_cores(host_info=nil) @n_used_cores ||= @property.n_used_cores(host_info) end |
#no_more_retry ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 74 def no_more_retry @n_retry == 0 end |
#postprocess(postproc) ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 78 def postprocess(postproc) @executed = true if !@task.actions.empty? #tm_taskend = Time.now if is_file_task? #t = Time.now if File.exist?(name) @file_stat = File::Stat.new(name) @location = postproc.run(self) end end #Log.debug "postprocess time=#{Time.now-tm_taskend}" log_task end |
#preprocess ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 66 def preprocess @time_start = Time.now end |
#priority ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 318 def priority if has_input_file? && @priority.nil? sum_tm = 0 sum_sz = 0 prerequisites.each do |preq| pq = Rake.application[preq].wrapper sz = pq.file_size if sz > 0 tm = pq.file_mtime - START_TIME sum_tm += tm * sz sum_sz += sz end end if sum_sz > 0 @priority = sum_tm / sum_sz else @priority = 0 end Log.debug "task_name=#{name} priority=#{@priority} sum_file_size=#{sum_sz}" end @priority || 0 end |
#rank ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 249 def rank if @rank.nil? if subsequents.nil? || subsequents.empty? @rank = 0 else max_rank = 0 subsequents.each do |subsq| r = subsq.wrapper.rank if max_rank < r max_rank = r end end if has_output_file? step = 1 else step = 0 end @rank = max_rank + step end #Log.debug "Task[#{name}] rank=#{@rank.inspect}" end @rank end |
#retry? ⇒ Boolean
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# File 'lib/pwrake/task/task_wrapper.rb', line 70 def retry? @status != "end" && @n_retry > 0 end |
#retry_or_subsequent ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 92 def retry_or_subsequent @tried_hosts[@exec_host] = true if @status=="end" @task.pw_enq_subsequents elsif @n_retry > 0 @suggest_location = [] s="retry task (retry_count=#{@n_retry}): #{name}" Log.warn(s) $stderr.puts(s) @n_retry -= 1 Rake.application.task_queue.enq(self) else s="give up retry (retry_count=#{@n_retry}): #{name}" Log.error(s) $stderr.puts(s) end end |
#suggest_location ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 221 def suggest_location if has_input_file? && @suggest_location.nil? @suggest_location = [] loc_fsz = Hash.new(0) prerequisites.each do |preq| t = Rake.application[preq].wrapper loc = t.location fsz = t.file_size if loc && fsz > 0 loc.each do |h| loc_fsz[h] += fsz end end end #Log.debug "input=#{prerequisites.join('|')}" if !loc_fsz.empty? half_max_fsz = loc_fsz.values.max / 2 Log.debug "loc_fsz=#{loc_fsz.inspect} half_max_fsz=#{half_max_fsz}" loc_fsz.each do |h,sz| if sz > half_max_fsz @suggest_location << h end end end end @suggest_location end |
#suggest_location=(a) ⇒ Object
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# File 'lib/pwrake/task/task_wrapper.rb', line 217 def suggest_location=(a) @suggest_location = a end |
#tried_host?(host_info) ⇒ Boolean
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# File 'lib/pwrake/task/task_wrapper.rb', line 362 def tried_host?(host_info) host_info && @tried_hosts[host_info.name] end |