0Fie 2ddlmZddlZddlZddlmZddlmZmZm Z ddl m Z m Z ddl mZddlmZddlmZdd lmZdd lmZdd lmZmZmZmZmZmZdd lmZe rdd l m!Z!m"Z"m#Z#m$Z$m%Z%ej&e'Z(GddeZ)dS)) annotationsN) defaultdict)CallableIterableSequence) TYPE_CHECKINGAny)Key)SchedulerPlugin)time)dumps)ToPickle)SchedulerShuffleState ShuffleIdShuffleRunSpec ShuffleSpec barrier_key id_from_key)ShuffleWorkerPlugin)Recs Scheduler TaskStateTaskStateState WorkerStateceZdZUdZded<ded<ded<ded <d ed <dHd ZdIdZdJdZdKdZdLdZ dMd"Z dNd$Z dOd'Z dPd(Z dQd)ZdRd/ZdSd2ZdTd3ZdUd5ZdVd7ZdWd:ZdXd?ZdYdCZdZdEZdIdFZdGS)[ShuffleSchedulerPluginz Shuffle plugin for the scheduler This coordinates the individual worker plugins to ensure correctness and collects heartbeat messages for the dashboard. See Also -------- ShuffleWorkerPlugin r schedulerz&dict[ShuffleId, SchedulerShuffleState]active_shuffleszdefaultdict[ShuffleId, dict] heartbeatsz2defaultdict[ShuffleId, set[SchedulerShuffleState]] _shufflesz,defaultdict[str, set[SchedulerShuffleState]]_archived_by_stimuluscX||_|jj|j|j|j|jdtd|_i|_ |j |dtt|_ tt|_ dS)N)shuffle_barrier shuffle_getshuffle_get_or_createshuffle_restrict_taskc*ttSN)rdictElib/python3.11/site-packages/distributed/shuffle/_scheduler_plugin.pyz1ShuffleSchedulerPlugin.__init__..?sk$.?.?r+shufflename)rhandlersupdatebarrierget get_or_create restrict_taskrrr add_pluginsetr r!selfrs r,__init__zShuffleSchedulerPlugin.__init__5s" &&#'<#x)-);)-);      &&?&?@@! !!$Y!777$S))%0%5%5"""r+returnNonecKt}|jdt|dd{VdS)Nr.r/)rrregister_worker_pluginr )r:r worker_plugins r,startzShuffleSchedulerPlugin.startEsg+-- n33 % &&Y4           r+set[ShuffleId]c*t|jSr()r8r)r:s r, shuffle_idsz"ShuffleSchedulerPlugin.shuffle_idsKs4'(((r+idrrun_idint consistentboolc>K|j|}|j|krtd|d||s1||j|jdt Sd||d}|j|t|j d{VdS)Nzrun_id=z does not match zp2p-barrier-inconsistent- stimulus_idshuffle_inputs_done)op shuffle_idrF)msgworkers) rrF ValueError_restart_shufflerErr broadcastlistparticipating_workers)r:rErFrHr.rPs r,r3zShuffleSchedulerPlugin.barrierNs&r* >V # #BBBBBCC C (( @@@)  +"OOn&&677'           r+keyr workerstrr)c|j|}|j|kr dd|d|dS|j|kr dd|d|dS|jj|}|||ddiS)NerrorzRequest stale, expected run_id=z for )statusmessagez!Request invalid, expected run_id=r\OK)rrFrtasks_set_restriction)r:rErFrWrXr.tss r,r6z$ShuffleSchedulerPlugin.restrict_task^s&r* >F " "!MfMMGMM ^f $ $!OOOgOO ^ !# & b&)))$r+wsrdatac|D]F\}}||vr+|j||j|GdSr()itemsrDraddressr2)r:rbrcrOds r, heartbeatz ShuffleSchedulerPlugin.heartbeatnse!ZZ\\ B BMJT--//// +BJ7>>qAAA B Br+ToPickle[ShuffleRunSpec]c||jjvrtd||j|}|j|t |jS)Nz$Scheduler is unaware of this worker )rrQ RuntimeErrorrrVaddrrun_spec)r:rErXstates r,r4zShuffleSchedulerPlugin.getsse / / /AvAA $R( #''///'''r+spec#ShuffleSpec | ToPickle[ShuffleSpec]ct|tr|j} ||j|S#t $r||j||||}||j |j<|j |j ||j |t|j cYSwxYwr() isinstancerrcr4rEKeyError_raise_if_barrier_unknown_raise_if_task_not_processingcreate_new_runrr rlrVrm)r:rorWrXrns r,r5z$ShuffleSchedulerPlugin.get_or_create}s dH % % 9D ,88DGV,, , , , ,  * *47 3 3 3  . .s 3 3 3''--E,1D  ) N47 # ' ' . . .  ' + +F 3 3 3EN++ + + + ,s9B0C,+C,ct|} |jj|dS#t$rt d|dwxYw)NzBarrier task with key z does not exist. This may be caused by task fusion during graph generation. Please let us know that you ran into this by leaving a comment at distributed#7816.)rrr_rsrk)r:rErWs r,rtz0ShuffleSchedulerPlugin._raise_if_barrier_unknownso"oo  N  % % % %   FFFF  s %Acv|jj|}|jdkrtd|d|jddS)N processingz Expected z to be processing, is .)rr_rnrk)r:rWtasks r,ruz4ShuffleSchedulerPlugin._raise_if_task_not_processingsJ~#C( : % %T4TTtzTTTUU U & %r+output_partitions Iterable[Any]pick#Callable[[Any, Sequence[str]], str]dict[Any, str]ci}|jjt|}|jrt |j}nt |jj}|D]}|||}|||<|S)aPin the outputs of a P2P shuffle to specific workers. Parameters ---------- id: ID of the shuffle to pin output_partitions: Output partition IDs to pin pick: Function that picks a worker given a partition ID and sequence of worker .. note: This function assumes that the barrier task and the output tasks share the same worker restrictions. )rr_rworker_restrictionsrUrQ) r:rEr|r~mappingr3rQ partitionrXs r,_pin_output_workersz*ShuffleSchedulerPlugin._pin_output_workerss$.&{27  & 37677GG4>122G* ( (IT)W--F!'GI  r+rarcd|jvrdS|j|jd<|j|j|hidSNshuffle_original_restrictions)rrcopyrset_restrictionsrW)r:rarXs r,r`z'ShuffleSchedulerPlugin._set_restrictionsW *bn < < F:<:P:U:U:W:W67 ''&(:;;;;;r+cd|jvrdS|jd}|j|j|idSr)rpoprrrW)r:raoriginal_restrictionss r,_unset_restrictionz)ShuffleSchedulerPlugin._unset_restrictionsQ +". @ @ F " 2 23R S S ''1F(GHHHHHr+rc|jjt|}i}|jD]-}|jdkricS||jdi.|jdkrtd|d||jdi|jD]<}|jdkrtd|d||jdi=|S)Nerredreleasedz$Expected dependents of barrier_task=z! to be 'erred' if the barrier is.zNExpected barrier and its dependents to be 'erred' if the barrier's dependency z is.) rr_r dependentsrnr2rWrk dependencies)r:rE barrier_taskrecsdts r,_restart_recommendationsz/ShuffleSchedulerPlugin._restart_recommendationss%~+KOO< ) . .Bx7"" KK, - - - -   ( (","""  \%z2333+ . .Bx7""#D;=DDD KK, - - - - r+rLc||}|j|||j|dS)NrK)rr transitions!stimulus_queue_slots_maybe_opened)r:rErrLrs r,rSz'ShuffleSchedulerPlugin._restart_shufflesQ,,R00 ""4["AAA 88[8QQQQQr+kwargsr c |jD]]\}}||jvrt d|d|}||t ||||^|j |tD]}| |j || dS)aRestart all active shuffles when a participating worker leaves the cluster. .. note:: Due to the order of operations in :meth:`~Scheduler.remove_worker`, the shuffle may have already been archived by :meth:`~ShuffleSchedulerPlugin.transition`. In this case, the ``stimulus_id`` is used as a transaction identifier and all archived shuffles with a matching `stimulus_id` are restarted. zWorker z left during active rKN) rrrerVrk_fail_on_workersrY_clean_on_schedulerr!r4r8rSrE)r:rrXrLrrOr. exceptions r, remove_workerz$ShuffleSchedulerPlugin.remove_workers $(#7#<#<#>#>#D#D#F#F > > JW:::$%Tv%T%T7%T%TUUI  ! !'3y>> : : :  $ $Z = = = =155k355II R RG  ! !'*i[ ! Q Q Q Q R Rr+rArfinishargsc|dvrdSt|}|sdS|j|x}r1|||d||||dkri|j|t} | D]A}|jr6|j |j} | || s |j |j=@dSdS)zDClean up scheduler and worker state once a shuffle becomes inactive.)r forgottenNz forgotten)r]rKr) rrr4rrr rr8 _archived_byr!remove) r:rWrArrLrrrOr.shufflesarchiveds r, transitionz!ShuffleSchedulerPlugin.transitions 2 2 2 F %%   F*..z:: :7 J  ! !'g3I3I3I ! 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