测试kubernetes （k8s）job相关功能

admin

[root@kubernetes-master ~]# kubectl apply -f https://k8s.io/examples/controllers/job.yaml
' n* Q5 u; f7 @job.batch/pi created
[root@kubernetes-master ~]# pods=$(kubectl get pods --selector=job-name=pi --output=jsonpath='{.items

.metadata.name}')
/ X( M; d6 w  N7 [. L* m[root@kubernetes-master ~]# echo $pods
) h3 L$ w* N  {0 u# {pi-p8chd
2 ?! M9 r6 D* g  z3 d" W[root@kubernetes-master ~]#

3 D: b8 X  {2 M% W

admin

[root@kubernetes-master ~]# pods=$(kubectl get pods --selector=job-name=pi --output=jsonpath='{.items.metadata.name}')
[root@kubernetes-master ~]# echo $pods
5 m8 S8 d% G2 R4 G* Upi-p8chd
2 u" t- E% H: y- ][root@kubernetes-master ~]# kubectl logs $pods
Error from server (BadRequest): container "pi" in pod "pi-p8chd" is waiting to start: ContainerCreating
+ U* w; I  K0 p7 W! g; B/ X
0 P- ~  G( [9 Y. h  b. a7 K8 ^, u; e) w3 @
9 A( e. S% n+ z8 V/ @
& e0 p+ E, i- @0 f# V[root@kubernetes-master ~]# pods=$(kubectl get pods --selector=job-name=pi --output=jsonpath='{.items[*].metadata.name}')
[root@kubernetes-master ~]# echo $pods
pi-p8chd
[root@kubernetes-master ~]# kubectl logs $pods
/ k, L6 A/ i( VError from server (BadRequest): container "pi" in pod "pi-p8chd" is waiting to start: ContainerCreating
[root@kubernetes-master ~]# kubectl logs $pods
# d2 |" a7 W& j& r5 h3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679821480865132823066470938446095505822317253594081284811174502841027019385211055596446229489549303819644288109756659334461284756482337867831652712019091456485669234603486104543266482133936072602491412737245870066063155881748815209209628292540917153643678925903600113305305488204665213841469519415116094330572703657595919530921861173819326117931051185480744623799627495673518857527248912279381830119491298336733624406566430860213949463952247371907021798609437027705392171762931767523846748184676694051320005681271452635608277857713427577896091736371787214684409012249534301465495853710507922796892589235420199561121290219608640344181598136297747713099605187072113499999983729780499510597317328160963185950244594553469083026425223082533446850352619311881710100031378387528865875332083814206171776691473035982534904287554687311595628638823537875937519577818577805321712268066130019278766111959092164201989380952572010654858632788659361533818279682303019520353018529689957736225994138912497217752834791315155748572424541506959508295331168617278558890750983817546374649393192550604009277016711390098488240128583616035637076601047101819429555961989467678374494482553797747268471040475346462080466842590694912933136770289891521047521620569660240580381501935112533824300355876402474964732639141992726042699227967823547816360093417216412199245863150302861829745557067498385054945885869269956909272107975093029553211653449872027559602364806654991198818347977535663698074265425278625518184175746728909777727938000816470600161452491921732172147723501414419735685481613611573525521334757418494684385233239073941433345477624168625189835694855620992192221842725502542568876717904946016534668049886272327917860857843838279679766814541009538837863609506800642251252051173929848960841284886269456042419652850222106611863067442786220391949450471237137869609563643719172874677646575739624138908658326459958133904780275901
" u# e/ X8 d& J" G9 z+ v. h' I- D/ u
! d6 P* G- G! T0 n3 D4 ?# [1 g% P
; I% i3 s: B* c% o0 ~# [& o& e