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Long Running Balancer with "threads quota is exceeded" Error Noticed in Balancer Log on BDA (Doc ID 1914356.1)

Last updated on NOVEMBER 08, 2022

Applies to:

Big Data Appliance Integrated Software - Version 3.0.1 and later


NOTE: In the examples that follow, user details, cluster names, hostnames, directory paths, filenames, etc. represent a fictitious sample (and are used to provide an illustrative example only). Any similarity to actual persons, or entities, living or dead, is purely coincidental and not intended in any manner.

The balancer on a BDA cluster is still running for after two days.  The following errors are reported in the balancer logs:

2014-07-24 09:21:08,775 WARN [pool-3440-thread-28] balancer.Balancer ( - Failed to move blk_1073820243_1099526560018 with size=43 from <PRIVATE_IP_HOSTx>:50010 to <PRIVATE_IP_HOSTx>:50010 through <PRIVATE_IP_HOSTx>:50010: block move is failed: Not able to receive block 1073820243 from /<PRIVATE_IP_HOSTx>:<PORT> because threads quota is exceeded.
2014-07-24 09:21:08,781 WARN [pool-3440-thread-30] balancer.Balancer ( - Failed to move blk_1074011394_1099526751174 with size=268435456 from <PRIVATE_IP_HOSTx>:50010 to <PRIVATE_IP_HOSTx>:50010 through <PRIVATE_IP_HOSTx>:50010: block move is failed: opReplaceBlock BP-203832722-<PRIVATE_IP_HOSTx>-1369367151142:blk_1074011394_1099526751174 received exception Copy block BP-203832722-<PRIVATE_IP_HOSTx>-1369367151142:blk_1074011394_1099526751174 from<PRIVATE_IP_HOSTx>:50010 failed



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