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elasticsearch 叢集unassign shards 故障 一elasticsearch 叢集unassign shards 故障

elasticsearch 叢集unassign shards 故障

2019年8月7号 zabbix收到告警 Elasticsearch Cluster 發送unassign shards故障,active shards percent: 99.3%,健康狀态呈現yellow狀态。

阿裡雲 故障: hn-elasticsearch1-2-183.test.com發生Elasticsearch Cluster unassign shards: 2故障!
告警時間:  2019.08.07 08:01:59
問題詳情:  cluster unassigned shards:2
           

第一時間檢視叢集狀态

一、叢集狀态

curl -sXGET “http://127.0.0.1:9200/_cat/health?v”

[[email protected] elasticsearch-6.2.0]# curl -sXGET "http://127.0.0.1:9200/_cat/health?v"
epoch      timestamp cluster status node.total node.data shards pri relo init unassign pending_tasks max_task_wait_time active_shards_percent
1565142862 09:54:22  skye    yellow          3         3    302 152    0    0        2             0                  -                 99.3%
           

二、檢視節點狀态

[[email protected] elasticsearch-6.2.0]# curl -sXGET "http://127.0.0.1:9200/_cat/nodes?v"
ip           heap.percent ram.percent cpu load_1m load_5m load_15m node.role master name
172.16.2.183           66          98  18    1.86    2.74     2.75 mdi       *      skye-1
172.16.2.185           71          99  28    2.65    2.66     2.54 mdi       -      skye-2
172.16.2.186           74          99  19    4.13    3.42     3.29 mdi       -      skye-3

           

三、檢視索引狀态

[[email protected] logs]# curl -sXGET "http://127.0.0.1:9200/_cat/indices?v"
health status index                           uuid                   pri rep docs.count docs.deleted store.size pri.store.size
green  open   zipkin:span-2019-08-05          qjXVX9gZQcuBonkgmX4Fpg   3   1  147002111            0     59.4gb         29.6gb
green  open   .monitoring-kibana-6-2019.08.03 kTXaQqRXReqSe17oJjGLpQ   1   1       8617            0      3.9mb          1.9mb
green  open   skye-2019-07-23                 N2F-9aQ9SDCZILS56H5XaA   3   1  161178660            0     57.6gb         28.8gb
green  open   .monitoring-kibana-6-2019.07.31 k0GzT46mTbiO2yJ6NvfucQ   1   1       8624            0      3.9mb          1.9mb
green  open   zipkin:span-2019-08-02          VHgMjVleQYCduiSOrGszPA   3   1  144939021            0     58.7gb         29.2gb
green  open   .monitoring-kibana-6-2019.08.06 c7ZLWgYTSNe4xH0mgzSptw   1   1       8611            0      3.9mb          1.9mb
green  open   zipkin:span-2019-07-29          pGMU2_1NR-GI3q5gSBszGw   3   1  158112743            0     64.6gb         32.2gb
green  open   skye-2019-08-06                 hc96CFOSRN6LCwGrXIW2-Q   3   1  177958560            0     67.9gb           34gb
green  open   .monitoring-kibana-6-2019.08.05 Ro_6EKUcS-e6mHlBvWMwEw   1   1       8627            0      3.8mb          1.9mb
green  open   zipkin:span-2019-07-25          NymvMYw4TRqF2iA5blKLxA   3   1  148087275            0     60.8gb         30.3gb
green  open   zipkin:span-2019-07-26          ApRta_N6SoCKUq8W_S2bSg   3   1  161429650            0     66.2gb           33gb
green  open   zipkin:span-2019-08-07          go5xslJbTaWL3jCtT1X3Yg   3   1   77256783            0     31.4gb         15.4gb
green  open   zipkin:span-2019-07-21          aRMfujcrR9CmLA_HP6lf9w   3   1  127307986            0     52.1gb           26gb
green  open   .monitoring-es-6-2019.08.04     p6dLV707TZmsGItAGwjorg   1   1     607948         3757    901.3mb        450.9mb
green  open   zipkin:span-2019-08-06          8a4MD7o4SaWZdvvhGlJeJg   3   1  153623960            0       62gb         30.9gb
green  open   skye-2019-08-05                 v5DHlT6DT-eYsITwqpEm6Q   3   1  174864066            0     66.5gb         33.3gb
green  open   skye-2019-08-04                 qGhmvoCxS7KxX3Ub25G8zw   3   1  149314826            0     56.7gb         28.3gb
green  open   .monitoring-es-6-2019.08.03     X6v5ah-NTdmnGARRWSOcqA   1   1     603559         1212    884.7mb        435.7mb
green  open   .monitoring-es-6-2019.08.05     u5sXmyf_SuqVCWnEHy0QYA   1   1     606158         3308      893mb        446.1mb
green  open   skye-2019-07-30                 qn-1N_WkQF2UG6Qp2wvBwA   3   1  154401320            0     60.6gb         30.3gb
green  open   .monitoring-es-6-2019.07.31     n9Z6shIhRvODPibglD6vyw   1   1     600603         3023    888.7mb        441.3mb
green  open   .monitoring-alerts-6            BLtjLSrNS8KK6ItTui2VnA   1   1          6            2     75.3kb         37.6kb
yellow open   .monitoring-es-6-2019.08.07     0V4gD6VOQA2tzS64MbDpqw   1   1      57442         1216     46.4mb         46.4mb
green  open   .monitoring-kibana-6-2019.08.01 s7j8urxmTkmDjlgfrGVZEg   1   1       8618            0        4mb            2mb
green  open   .watches                        QfQvZJSNR06Rgm-pDQ17SA   1   1          0            0       543b           271b
green  open   zipkin:span-2019-08-04          hns-FMLtRFq1QnWQrVHebA   3   1  127823259            0     51.7gb         25.8gb
green  open   skye-2019-07-20                 QJCPI3ysRa6IwvrCmJgGow   3   1  143328678            0     51.1gb         25.5gb
green  open   .monitoring-kibana-6-2019.08.02 2Tnhw3qdTH6dizvO_lm2Sg   1   1       8613            0      3.8mb          1.9mb
green  open   skye-2019-07-28                 taY9hVf6Syqei4visZGusg   3   1  177000766            0     65.4gb         32.7gb
green  open   skye-2019-07-22                 9dx2r1ZVRJOW3jrc2ZGWoQ   3   1  150277882            0     56.1gb           28gb
green  open   zipkin:span-2019-07-19          QdTh9GH4QYKvvoXMdn8X1g   3   1  134742803            0     55.4gb         27.6gb
green  open   zipkin:span-2019-07-17          YvjEz5HwRTm4u4ISzlJw4A   3   1  123873409            0     50.7gb         25.3gb
green  open   skye-2019-08-07                 SSDibXpfQkOfid0QVCzVaw   3   1   80598990            0     30.5gb           15gb
green  open   zipkin:span-2019-08-01          qt0QfsTIS4WSPBOoYp3fGg   3   1  148785022            0     60.4gb         30.1gb
green  open   skye-2019-07-27                 eqs7tzs6R-OmTh69o1tMMw   3   1  172635156            0     63.2gb         31.6gb
green  open   zipkin:span-2019-07-23          2XEA9WlqTwG-MMxfgzkr_w   3   1  152261287            0     62.4gb         31.2gb
green  open   skye-2019-07-19                 gCSnEtfdSziK3HRn_TYhkg   3   1  145913556            0     51.9gb         25.9gb
green  open   skye-2019-07-21                 At3xLHmNQ4-pm0qPOgrNSg   3   1  136676726            0     48.3gb         24.2gb
green  open   .monitoring-kibana-6-2019.08.04 4ClbUy-NSGK3lGqTHQRL_w   1   1       8622            0      3.8mb          1.9mb
green  open   skye-2019-07-29                 F8GtVvj0Q0mFJvUlcNzqmA   3   1  185472138            0     69.8gb         34.9gb
green  open   skye-2019-07-31                 GTVYUuegRzGUQWKtWHqkbg   3   1  149953344            0       58gb           29gb
green  open   skye-2019-07-26                 n68YQcv5SBG_jy41D7iRag   3   1  185373586            0       68gb           34gb
green  open   zipkin:span-2019-07-24          2yH2ZaBoSqyrM0Db3zLAIw   3   1  148338152            0     60.6gb         30.2gb
green  open   skye-2019-08-03                 zUd684kSTOOrfckNISRwNw   3   1  154055266            0     58.9gb         29.4gb
green  open   skye-2019-07-16                 UG-yC1WFRbieV8EMoqxB5g   3   1  153397842            0     55.4gb         27.7gb
green  open   zipkin:span-2019-07-16          fI6LfNPfQPaLGxr62wCIaA   3   1  129074886            0     52.8gb         26.4gb
green  open   zipkin:span-2019-07-30          Bs_PDcp2QvCMOPdwjK_5uA   3   1   90024904            0       37gb         18.4gb
green  open   skye-2019-08-02                 ZzSg4juMTZ6Yezqz6zWdJQ   3   1  169878668            0     64.7gb         32.4gb
green  open   .triggered_watches              OPRctrGfTgu84yLc2P_4SQ   1   1          5       272014     71.1mb         35.5mb
green  open   skye-2019-07-17                 8xgPl9P5RO-5QXsXonykHQ   3   1  151114338            0     54.6gb         27.3gb
green  open   zipkin:span-2019-07-28          Esve3R7aSjyEo58A4cS1Fg   3   1  152251699            0     62.3gb         31.1gb
green  open   .monitoring-es-6-2019.08.01     nm4uNMy2T0Cu4eE57cc5Zg   1   1     600620         3800    884.8mb        444.9mb
green  open   zipkin:span-2019-07-27          8aeQTZ5zTYKlYbG-E9d2pw   3   1  147761607            0     60.3gb         30.1gb
green  open   skye-2019-08-01                 4nPzPpMlQn2uDHFHJd2-Hw   3   1  170813994            0     66.2gb         33.1gb
green  open   zipkin:span-2019-07-31          dvSt_7EPTw-jA_1Y3-f3og   3   1  131738094            0     53.5gb         26.7gb
green  open   zipkin:span-2019-07-20          Whvmdk2gRZeZ-Xx4bybOng   3   1  133067045            0     55.1gb         27.5gb
green  open   skye-2019-07-24                 FRc14JMGR-u0tZpkFdrmsQ   3   1  161645004            0     58.6gb         29.3gb
yellow open   .monitoring-kibana-6-2019.08.07 Y_fBCiy9SQmn2ARN7qEU9Q   1   1        812            0    204.3kb        204.3kb
green  open   zipkin:span-2019-08-03          mh-X1yrISOiv-3icl377nA   3   1  131723700            0     53.5gb         26.7gb
green  open   zipkin:span-2019-07-22          uhfexnVQSDOkYibQvPpGVQ   3   1  138862797            0     57.4gb         28.6gb
green  open   .monitoring-es-6-2019.08.06     aH9hQpdDQaS3w_LTbTWr8g   1   1     606657         3665    905.6mb          448mb
green  open   skye-2019-07-25                 hqosW99TR4WIZyjD-GPCYA   3   1  166565088            0     61.8gb         30.9gb
green  open   .kibana                         DX3TAVELRhO6NUONpVU9mQ   1   1         12            5    150.6kb         75.3kb
green  open   .monitoring-es-6-2019.08.02     NDdWX3SXQu-MamnFSVRroA   1   1     600423         3608    876.6mb        438.4mb

[[email protected] logs]# curl -sXGET "http://127.0.0.1:9200/_cat/indices?v&pretty"
health status index                           uuid                   pri rep docs.count docs.deleted store.size pri.store.size
green  open   zipkin:span-2019-08-05          qjXVX9gZQcuBonkgmX4Fpg   3   1  147002111            0     59.4gb         29.6gb
green  open   .monitoring-kibana-6-2019.08.03 kTXaQqRXReqSe17oJjGLpQ   1   1       8617            0      3.9mb          1.9mb
green  open   skye-2019-07-23                 N2F-9aQ9SDCZILS56H5XaA   3   1  161178660            0     57.6gb         28.8gb
green  open   .monitoring-kibana-6-2019.07.31 k0GzT46mTbiO2yJ6NvfucQ   1   1       8624            0      3.9mb          1.9mb
green  open   zipkin:span-2019-08-02          VHgMjVleQYCduiSOrGszPA   3   1  144939021            0     58.7gb         29.2gb
green  open   .monitoring-kibana-6-2019.08.06 c7ZLWgYTSNe4xH0mgzSptw   1   1       8611            0      3.9mb          1.9mb
green  open   zipkin:span-2019-07-29          pGMU2_1NR-GI3q5gSBszGw   3   1  158112743            0     64.6gb         32.2gb
green  open   skye-2019-08-06                 hc96CFOSRN6LCwGrXIW2-Q   3   1  177958560            0     67.9gb           34gb
green  open   .monitoring-kibana-6-2019.08.05 Ro_6EKUcS-e6mHlBvWMwEw   1   1       8627            0      3.8mb          1.9mb
green  open   zipkin:span-2019-07-25          NymvMYw4TRqF2iA5blKLxA   3   1  148087275            0     60.8gb         30.3gb
green  open   zipkin:span-2019-07-26          ApRta_N6SoCKUq8W_S2bSg   3   1  161429650            0     66.2gb           33gb
green  open   zipkin:span-2019-08-07          go5xslJbTaWL3jCtT1X3Yg   3   1   77391731            0     31.1gb         15.5gb
green  open   zipkin:span-2019-07-21          aRMfujcrR9CmLA_HP6lf9w   3   1  127307986            0     52.1gb           26gb
green  open   .monitoring-es-6-2019.08.04     p6dLV707TZmsGItAGwjorg   1   1     607948         3757    901.3mb        450.9mb
green  open   zipkin:span-2019-08-06          8a4MD7o4SaWZdvvhGlJeJg   3   1  153623960            0       62gb         30.9gb
green  open   skye-2019-08-05                 v5DHlT6DT-eYsITwqpEm6Q   3   1  174864066            0     66.5gb         33.3gb
green  open   skye-2019-08-04                 qGhmvoCxS7KxX3Ub25G8zw   3   1  149314826            0     56.7gb         28.3gb
green  open   .monitoring-es-6-2019.08.03     X6v5ah-NTdmnGARRWSOcqA   1   1     603559         1212    884.7mb        435.7mb
green  open   .monitoring-es-6-2019.08.05     u5sXmyf_SuqVCWnEHy0QYA   1   1     606158         3308      893mb        446.1mb
green  open   skye-2019-07-30                 qn-1N_WkQF2UG6Qp2wvBwA   3   1  154401320            0     60.6gb         30.3gb
green  open   .monitoring-es-6-2019.07.31     n9Z6shIhRvODPibglD6vyw   1   1     600603         3023    888.7mb        441.3mb
green  open   .monitoring-alerts-6            BLtjLSrNS8KK6ItTui2VnA   1   1          6            2     75.3kb         37.6kb
yellow open   .monitoring-es-6-2019.08.07     0V4gD6VOQA2tzS64MbDpqw   1   1      57723         1520     46.5mb         46.5mb
green  open   .monitoring-kibana-6-2019.08.01 s7j8urxmTkmDjlgfrGVZEg   1   1       8618            0        4mb            2mb
green  open   .watches                        QfQvZJSNR06Rgm-pDQ17SA   1   1          0            0       543b           271b
green  open   zipkin:span-2019-08-04          hns-FMLtRFq1QnWQrVHebA   3   1  127823259            0     51.7gb         25.8gb
green  open   skye-2019-07-20                 QJCPI3ysRa6IwvrCmJgGow   3   1  143328678            0     51.1gb         25.5gb
green  open   .monitoring-kibana-6-2019.08.02 2Tnhw3qdTH6dizvO_lm2Sg   1   1       8613            0      3.8mb          1.9mb
green  open   skye-2019-07-28                 taY9hVf6Syqei4visZGusg   3   1  177000766            0     65.4gb         32.7gb
green  open   skye-2019-07-22                 9dx2r1ZVRJOW3jrc2ZGWoQ   3   1  150277882            0     56.1gb           28gb
green  open   zipkin:span-2019-07-19          QdTh9GH4QYKvvoXMdn8X1g   3   1  134742803            0     55.4gb         27.6gb
green  open   zipkin:span-2019-07-17          YvjEz5HwRTm4u4ISzlJw4A   3   1  123873409            0     50.7gb         25.3gb
green  open   skye-2019-08-07                 SSDibXpfQkOfid0QVCzVaw   3   1   80744382            0       31gb         15.2gb
green  open   zipkin:span-2019-08-01          qt0QfsTIS4WSPBOoYp3fGg   3   1  148785022            0     60.4gb         30.1gb
green  open   skye-2019-07-27                 eqs7tzs6R-OmTh69o1tMMw   3   1  172635156            0     63.2gb         31.6gb
green  open   zipkin:span-2019-07-23          2XEA9WlqTwG-MMxfgzkr_w   3   1  152261287            0     62.4gb         31.2gb
green  open   skye-2019-07-19                 gCSnEtfdSziK3HRn_TYhkg   3   1  145913556            0     51.9gb         25.9gb
green  open   skye-2019-07-21                 At3xLHmNQ4-pm0qPOgrNSg   3   1  136676726            0     48.3gb         24.2gb
green  open   .monitoring-kibana-6-2019.08.04 4ClbUy-NSGK3lGqTHQRL_w   1   1       8622            0      3.8mb          1.9mb
green  open   skye-2019-07-29                 F8GtVvj0Q0mFJvUlcNzqmA   3   1  185472138            0     69.8gb         34.9gb
green  open   skye-2019-07-31                 GTVYUuegRzGUQWKtWHqkbg   3   1  149953344            0       58gb           29gb
green  open   skye-2019-07-26                 n68YQcv5SBG_jy41D7iRag   3   1  185373586            0       68gb           34gb
green  open   zipkin:span-2019-07-24          2yH2ZaBoSqyrM0Db3zLAIw   3   1  148338152            0     60.6gb         30.2gb
green  open   skye-2019-08-03                 zUd684kSTOOrfckNISRwNw   3   1  154055266            0     58.9gb         29.4gb
green  open   skye-2019-07-16                 UG-yC1WFRbieV8EMoqxB5g   3   1  153397842            0     55.4gb         27.7gb
green  open   zipkin:span-2019-07-16          fI6LfNPfQPaLGxr62wCIaA   3   1  129074886            0     52.8gb         26.4gb
green  open   zipkin:span-2019-07-30          Bs_PDcp2QvCMOPdwjK_5uA   3   1   90024904            0       37gb         18.4gb
green  open   skye-2019-08-02                 ZzSg4juMTZ6Yezqz6zWdJQ   3   1  169878668            0     64.7gb         32.4gb
green  open   .triggered_watches              OPRctrGfTgu84yLc2P_4SQ   1   1          5       272014     71.1mb         35.5mb
green  open   skye-2019-07-17                 8xgPl9P5RO-5QXsXonykHQ   3   1  151114338            0     54.6gb         27.3gb
green  open   zipkin:span-2019-07-28          Esve3R7aSjyEo58A4cS1Fg   3   1  152251699            0     62.3gb         31.1gb
green  open   .monitoring-es-6-2019.08.01     nm4uNMy2T0Cu4eE57cc5Zg   1   1     600620         3800    884.8mb        444.9mb
green  open   zipkin:span-2019-07-27          8aeQTZ5zTYKlYbG-E9d2pw   3   1  147761607            0     60.3gb         30.1gb
green  open   skye-2019-08-01                 4nPzPpMlQn2uDHFHJd2-Hw   3   1  170813994            0     66.2gb         33.1gb
green  open   zipkin:span-2019-07-31          dvSt_7EPTw-jA_1Y3-f3og   3   1  131738094            0     53.5gb         26.7gb
green  open   zipkin:span-2019-07-20          Whvmdk2gRZeZ-Xx4bybOng   3   1  133067045            0     55.1gb         27.5gb
green  open   skye-2019-07-24                 FRc14JMGR-u0tZpkFdrmsQ   3   1  161645004            0     58.6gb         29.3gb
yellow open   .monitoring-kibana-6-2019.08.07 Y_fBCiy9SQmn2ARN7qEU9Q   1   1        816            0    275.8kb        275.8kb
green  open   zipkin:span-2019-08-03          mh-X1yrISOiv-3icl377nA   3   1  131723700            0     53.5gb         26.7gb
green  open   zipkin:span-2019-07-22          uhfexnVQSDOkYibQvPpGVQ   3   1  138862797            0     57.4gb         28.6gb
green  open   .monitoring-es-6-2019.08.06     aH9hQpdDQaS3w_LTbTWr8g   1   1     606657         3665    905.6mb          448mb
green  open   skye-2019-07-25                 hqosW99TR4WIZyjD-GPCYA   3   1  166565088            0     61.8gb         30.9gb
green  open   .kibana                         DX3TAVELRhO6NUONpVU9mQ   1   1         12            5    150.6kb         75.3kb
green  open   .monitoring-es-6-2019.08.02     NDdWX3SXQu-MamnFSVRroA   1   1     600423         3608    876.6mb        438.4mb
           

四、問題分析,檢視日志

[2019-08-07T10:24:26,053][INFO ][o.e.c.r.a.DiskThresholdMonitor] [skye-1] low disk watermark [85%] exceeded on [sCr8-8UdSI2Di06LAdnpbg][skye-3][/data/elasticsearch-6.2.0/data/nodes/0] free: 134.7gb[13.6%], replicas will not be assigned to this node
[2019-08-07T10:24:56,058][INFO ][o.e.c.r.a.DiskThresholdMonitor] [skye-1] low disk watermark [85%] exceeded on [5uby7FwmQ2uk41lirnyiNw][skye-1][/data/elasticsearch-6.2.0/data/nodes/0] free: 132.2gb[13.4%], replicas will not be assigned to this node
[2019-08-07T10:24:56,058][INFO ][o.e.c.r.a.DiskThresholdMonitor] [skye-1] low disk watermark [85%] exceeded on [sCr8-8UdSI2Di06LAdnpbg][skye-3][/data/elasticsearch-6.2.0/data/nodes/0] free: 134.7gb[13.6%], replicas will not be assigned to this node
[2019-08-07T10:24:56,058][INFO ][o.e.c.r.a.DiskThresholdMonitor] [skye-1] low disk watermark [85%] exceeded on [ElF4oNnnTX2tOHmY6R4XXQ][skye-2][/data/elasticsearch-6.2.0/data/nodes/0] free: 132.9gb[13.5%], replicas will not be assigned to this node
[2019-08-07T10:25:26,358][INFO ][o.e.c.r.a.DiskThresholdMonitor] [skye-1] low disk watermark [85%] exceeded on [5uby7FwmQ2uk41lirnyiNw][skye-1][/data/elasticsearch-6.2.0/data/nodes/0] free: 132.2gb[13.4%], replicas will not be assigned to this node
[2019-08-07T10:25:26,358][INFO ][o.e.c.r.a.DiskThresholdMonitor] [skye-1] low disk watermark [85%] exceeded on [ElF4oNnnTX2tOHmY6R4XXQ][skye-2][/data/elasticsearch-6.2.0/data/nodes/0] free: 133gb[13.5%], replicas will not be assigned tothis node
[2019-08-07T10:25:26,358][INFO ][o.e.c.r.a.DiskThresholdMonitor] [skye-1] low disk watermark [85%] exceeded on [sCr8-8UdSI2Di06LAdnpbg][skye-3][/data/elasticsearch-6.2.0/data/nodes/0] free: 134.7gb[13.6%], replicas will not be assigned to this node
[2019-08-07T10:25:56,363][INFO ][o.e.c.r.a.DiskThresholdMonitor] [skye-1] low disk watermark [85%] exceeded on [5uby7FwmQ2uk41lirnyiNw][skye-1][/data/elasticsearch-6.2.0/data/nodes/0] free: 131.9gb[13.4%], replicas will not be assigned to this node
[2019-08-07T10:25:56,363][INFO ][o.e.c.r.a.DiskThresholdMonitor] [skye-1] low disk watermark [85%] exceeded on [sCr8-8UdSI2Di06LAdnpbg][skye-3][/data/elasticsearch-6.2.0/data/nodes/0] free: 134.6gb[13.6%], replicas will not be assigned to this node
[2019-08-07T10:25:56,363][INFO ][o.e.c.r.a.DiskThresholdMonitor] [skye-1] low disk watermark [85%] exceeded on [ElF4oNnnTX2tOHmY6R4XXQ][skye-2][/data/elasticsearch-6.2.0/data/nodes/0] free: 132.9gb[13.5%], replicas will not be assigned to this node
[2019-08-07T10:26:07,015][INFO ][o.e.c.m.MetaDataDeleteIndexService] [skye-1] [skye-2019-07-22/9dx2r1ZVRJOW3jrc2ZGWoQ] deleting index
[2019-08-07T10:26:07,015][INFO ][o.e.c.m.MetaDataDeleteIndexService] [skye-1] [zipkin:span-2019-07-22/uhfexnVQSDOkYibQvPpGVQ] deleting index
[2019-08-07T10:26:26,368][INFO ][o.e.c.r.a.DiskThresholdMonitor] [skye-1] rerouting shards: [one or more nodes has gone under the high or low watermark]
[2019-08-07T10:27:03,048][INFO ][o.e.c.r.a.AllocationService] [skye-1] Cluster health status changed from [YELLOW] to [GREEN] (reason: [shards started [[.monitoring-es-6-2019.08.07][0]] ...]).
[2019-08-07T10:27:26,648][INFO ][o.e.c.r.a.DiskThresholdMonitor] [skye-1] rerouting shards: [one or more nodes has gone under the high or low watermark]
[2019-08-07T10:28:26,922][INFO ][o.e.c.r.a.DiskThresholdMonitor] [skye-1] rerouting shards: [one or more nodes has gone under the high or low watermark]
           

五、臨時解決,删除舊資料

[[email protected] logs]# curl -XDELETE "http://127.0.0.1:9200/*2019-07-22"
{"acknowledged":true}
[[email protected] logs]#
           

臨時恢複

[[email protected] logs]# curl -sXGET "http://127.0.0.1:9200/_cat/indices?v&pretty"
health status index                           uuid                   pri rep docs.count docs.deleted store.size pri.store.size
green  open   zipkin:span-2019-08-05          qjXVX9gZQcuBonkgmX4Fpg   3   1  147002111            0     59.4gb         29.6gb
green  open   .monitoring-kibana-6-2019.08.03 kTXaQqRXReqSe17oJjGLpQ   1   1       8617            0      3.9mb          1.9mb
green  open   skye-2019-07-23                 N2F-9aQ9SDCZILS56H5XaA   3   1  161178660            0     57.6gb         28.8gb
green  open   .monitoring-kibana-6-2019.07.31 k0GzT46mTbiO2yJ6NvfucQ   1   1       8624            0      3.9mb          1.9mb
green  open   zipkin:span-2019-08-02          VHgMjVleQYCduiSOrGszPA   3   1  144939021            0     58.7gb         29.2gb
green  open   .monitoring-kibana-6-2019.08.06 c7ZLWgYTSNe4xH0mgzSptw   1   1       8611            0      3.9mb          1.9mb
green  open   zipkin:span-2019-07-29          pGMU2_1NR-GI3q5gSBszGw   3   1  158112743            0     64.6gb         32.2gb
green  open   skye-2019-08-06                 hc96CFOSRN6LCwGrXIW2-Q   3   1  177958560            0     67.9gb           34gb
green  open   .monitoring-kibana-6-2019.08.05 Ro_6EKUcS-e6mHlBvWMwEw   1   1       8627            0      3.8mb          1.9mb
green  open   zipkin:span-2019-07-25          NymvMYw4TRqF2iA5blKLxA   3   1  148087275            0     60.8gb         30.3gb
green  open   zipkin:span-2019-07-26          ApRta_N6SoCKUq8W_S2bSg   3   1  161429650            0     66.2gb           33gb
green  open   zipkin:span-2019-08-07          go5xslJbTaWL3jCtT1X3Yg   3   1   82658442            0     43.4gb         22.1gb
green  open   zipkin:span-2019-07-21          aRMfujcrR9CmLA_HP6lf9w   3   1  127307986            0     52.1gb           26gb
green  open   .monitoring-es-6-2019.08.04     p6dLV707TZmsGItAGwjorg   1   1     607948         3757    901.3mb        450.9mb
green  open   zipkin:span-2019-08-06          8a4MD7o4SaWZdvvhGlJeJg   3   1  153623960            0       62gb         30.9gb
green  open   skye-2019-08-05                 v5DHlT6DT-eYsITwqpEm6Q   3   1  174864066            0     66.5gb         33.3gb
green  open   skye-2019-08-04                 qGhmvoCxS7KxX3Ub25G8zw   3   1  149314826            0     56.7gb         28.3gb
green  open   .monitoring-es-6-2019.08.03     X6v5ah-NTdmnGARRWSOcqA   1   1     603559         1212    884.7mb        435.7mb
green  open   .monitoring-es-6-2019.08.05     u5sXmyf_SuqVCWnEHy0QYA   1   1     606158         3308      893mb        446.1mb
green  open   skye-2019-07-30                 qn-1N_WkQF2UG6Qp2wvBwA   3   1  154401320            0     60.6gb         30.3gb
green  open   .monitoring-es-6-2019.07.31     n9Z6shIhRvODPibglD6vyw   1   1     600603         3023    888.7mb        441.3mb
green  open   .monitoring-alerts-6            BLtjLSrNS8KK6ItTui2VnA   1   1          6            2     75.3kb         37.6kb
green  open   .monitoring-es-6-2019.08.07     0V4gD6VOQA2tzS64MbDpqw   1   1      71678          876    113.7mb           56mb
green  open   .monitoring-kibana-6-2019.08.01 s7j8urxmTkmDjlgfrGVZEg   1   1       8618            0        4mb            2mb
green  open   .watches                        QfQvZJSNR06Rgm-pDQ17SA   1   1          0            0       543b           271b
green  open   zipkin:span-2019-08-04          hns-FMLtRFq1QnWQrVHebA   3   1  127823259            0     51.7gb         25.8gb
green  open   skye-2019-07-20                 QJCPI3ysRa6IwvrCmJgGow   3   1  143328678            0     51.1gb         25.5gb
green  open   .monitoring-kibana-6-2019.08.02 2Tnhw3qdTH6dizvO_lm2Sg   1   1       8613            0      3.8mb          1.9mb
green  open   skye-2019-07-28                 taY9hVf6Syqei4visZGusg   3   1  177000766            0     65.4gb         32.7gb
green  open   zipkin:span-2019-07-19          QdTh9GH4QYKvvoXMdn8X1g   3   1  134742803            0     55.4gb         27.6gb
green  open   zipkin:span-2019-07-17          YvjEz5HwRTm4u4ISzlJw4A   3   1  123873409            0     50.7gb         25.3gb
green  open   skye-2019-08-07                 SSDibXpfQkOfid0QVCzVaw   3   1   86754294            0       36gb         19.5gb
green  open   zipkin:span-2019-08-01          qt0QfsTIS4WSPBOoYp3fGg   3   1  148785022            0     60.4gb         30.1gb
green  open   skye-2019-07-27                 eqs7tzs6R-OmTh69o1tMMw   3   1  172635156            0     63.2gb         31.6gb
green  open   zipkin:span-2019-07-23          2XEA9WlqTwG-MMxfgzkr_w   3   1  152261287            0     62.4gb         31.2gb
green  open   skye-2019-07-19                 gCSnEtfdSziK3HRn_TYhkg   3   1  145913556            0     51.9gb         25.9gb
green  open   skye-2019-07-21                 At3xLHmNQ4-pm0qPOgrNSg   3   1  136676726            0     48.3gb         24.2gb
green  open   .monitoring-kibana-6-2019.08.04 4ClbUy-NSGK3lGqTHQRL_w   1   1       8622            0      3.8mb          1.9mb
green  open   skye-2019-07-29                 F8GtVvj0Q0mFJvUlcNzqmA   3   1  185472138            0     69.8gb         34.9gb
green  open   skye-2019-07-31                 GTVYUuegRzGUQWKtWHqkbg   3   1  149953344            0       58gb           29gb
green  open   skye-2019-07-26                 n68YQcv5SBG_jy41D7iRag   3   1  185373586            0       68gb           34gb
green  open   zipkin:span-2019-07-24          2yH2ZaBoSqyrM0Db3zLAIw   3   1  148338152            0     60.6gb         30.2gb
green  open   skye-2019-08-03                 zUd684kSTOOrfckNISRwNw   3   1  154055266            0     58.9gb         29.4gb
green  open   skye-2019-07-16                 UG-yC1WFRbieV8EMoqxB5g   3   1  153397842            0     55.4gb         27.7gb
green  open   zipkin:span-2019-07-16          fI6LfNPfQPaLGxr62wCIaA   3   1  129074886            0     52.8gb         26.4gb
green  open   zipkin:span-2019-07-30          Bs_PDcp2QvCMOPdwjK_5uA   3   1   90024904            0       37gb         18.4gb
green  open   skye-2019-08-02                 ZzSg4juMTZ6Yezqz6zWdJQ   3   1  169878668            0     64.7gb         32.4gb
green  open   .triggered_watches              OPRctrGfTgu84yLc2P_4SQ   1   1          5       272014     71.1mb         35.5mb
green  open   skye-2019-07-17                 8xgPl9P5RO-5QXsXonykHQ   3   1  151114338            0     54.6gb         27.3gb
green  open   zipkin:span-2019-07-28          Esve3R7aSjyEo58A4cS1Fg   3   1  152251699            0     62.3gb         31.1gb
green  open   .monitoring-es-6-2019.08.01     nm4uNMy2T0Cu4eE57cc5Zg   1   1     600620         3800    884.8mb        444.9mb
green  open   zipkin:span-2019-07-27          8aeQTZ5zTYKlYbG-E9d2pw   3   1  147761607            0     60.3gb         30.1gb
green  open   skye-2019-08-01                 4nPzPpMlQn2uDHFHJd2-Hw   3   1  170813994            0     66.2gb         33.1gb
green  open   zipkin:span-2019-07-31          dvSt_7EPTw-jA_1Y3-f3og   3   1  131738094            0     53.5gb         26.7gb
green  open   zipkin:span-2019-07-20          Whvmdk2gRZeZ-Xx4bybOng   3   1  133067045            0     55.1gb         27.5gb
green  open   skye-2019-07-24                 FRc14JMGR-u0tZpkFdrmsQ   3   1  161645004            0     58.6gb         29.3gb
green  open   .monitoring-kibana-6-2019.08.07 Y_fBCiy9SQmn2ARN7qEU9Q   1   1        998            0    613.5kb        335.5kb
green  open   zipkin:span-2019-08-03          mh-X1yrISOiv-3icl377nA   3   1  131723700            0     53.5gb         26.7gb
green  open   .monitoring-es-6-2019.08.06     aH9hQpdDQaS3w_LTbTWr8g   1   1     606657         3665    905.6mb          448mb
green  open   skye-2019-07-25                 hqosW99TR4WIZyjD-GPCYA   3   1  166565088            0     61.8gb         30.9gb
green  open   .kibana                         DX3TAVELRhO6NUONpVU9mQ   1   1         12            5    150.6kb         75.3kb
green  open   .monitoring-es-6-2019.08.02     NDdWX3SXQu-MamnFSVRroA   1   1     600423         3608    876.6mb        438.4mb
           
[[email protected] ~]# df -TH
Filesystem                  Type      Size  Used Avail Use% Mounted on
/dev/vda1                   ext4       43G  6.1G   34G  16% /
devtmpfs                    devtmpfs  8.4G     0  8.4G   0% /dev
tmpfs                       tmpfs     8.4G     0  8.4G   0% /dev/shm
tmpfs                       tmpfs     8.4G  472k  8.4G   1% /run
tmpfs                       tmpfs     8.4G     0  8.4G   0% /sys/fs/cgroup
tmpfs                       tmpfs     1.7G     0  1.7G   0% /run/user/0
/dev/mapper/vdb--vg-vdb--lv ext4      1.1T  914G  144G  87% /data
tmpfs                       tmpfs     1.7G     0  1.7G   0% /run/user/1002


[[email protected] logs]# df -TH
Filesystem                  Type      Size  Used Avail Use% Mounted on
/dev/vda1                   ext4       43G  6.1G   34G  16% /
devtmpfs                    devtmpfs  8.4G     0  8.4G   0% /dev
tmpfs                       tmpfs     8.4G     0  8.4G   0% /dev/shm
tmpfs                       tmpfs     8.4G  443k  8.4G   1% /run
tmpfs                       tmpfs     8.4G     0  8.4G   0% /sys/fs/cgroup
tmpfs                       tmpfs     1.7G     0  1.7G   0% /run/user/0
/dev/mapper/vdb--vg-vdb--lv ext4      1.1T  877G  181G  83% /data
tmpfs                       tmpfs     1.7G     0  1.7G   0% /run/user/1002
           

六、後續解決方案:

elasticsearch.yml配置檔案中

cluster.routing.allocation.disk.threshold_enabled

預設為true。設定為false禁用磁盤配置設定決策程式。

cluster.routing.allocation.disk.watermark.low

控制磁盤使用的低水位線。它預設為85%,這意味着Elasticsearch不會将分片配置設定給使用磁盤超過85%的節點。它也可以設定為絕對位元組值(如500mb),以防止Elasticsearch在小于指定的可用空間量時配置設定分片。此設定不會影響新建立的索引的主分片,或者特别是之前從未配置設定過的任何分片。

cluster.routing.allocation.disk.watermark.high

控制高水印。它預設為90%,意味着Elasticsearch将嘗試從磁盤使用率超過90%的節點重新定位分片。它也可以設定為絕對位元組值(類似于低水印),以便在節點小于指定的可用空間量時将其從節點重新定位。此設定會影響所有分片的配置設定,無論先前是否配置設定。

cluster.routing.allocation.disk.watermark.flood_stage

控制洪水階段水印。它預設為95%,這意味着Elasticsearch index.blocks.read_only_allow_delete對每個索引強制執行隻讀索引塊(),該索引在至少有一個磁盤超過泛洪階段的節點上配置設定了一個或多個分片。這是防止節點耗盡磁盤空間的最後手段。一旦有足夠的可用磁盤空間允許索引操作繼續,就必須手動釋放索引塊。

api 修改高低水位

PUT _cluster/settings

{

“transient”: {

“cluster.routing.allocation.disk.watermark.low”: “80%”,

“cluster.routing.allocation.disk.watermark.high”: “50gb”,

}

}

使用百分比或者gb數都可以,注意low的值一般要比high的大。

七、參考:

官方文檔:

https://www.elastic.co/guide/en/elasticsearch/reference/current/disk-allocator.html

https://blog.csdn.net/weikaixxxxxx/article/details/86499060

https://blog.csdn.net/xiangcheng001/article/details/75331056

繼續閱讀