PowerFlex 3.X：在 FG SP 中运行 vtree 迁移时，SDS 进程间歇性崩溃

Summary: 执行精细粒度 （FG） vtree 迁移时，SDS 进程可能会间歇性崩溃。

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Symptoms

SDS 崩溃，功能 spefStorageRegion_FillCompressedMessage 上显示以下堆栈跟踪

2023/02/13 08:23:46.078303 Panic in file /data/build/workspace/ScaleIO-Common-Job/src/tgt/storage/spef_impl/spef_storage_region.c, line 4943, function spefStorageRegion_FillCompressedMessage, PID 17933.Panic Expression !(((void *)0) == pBuff) PANIC_ID_tgt_1594023094280.
/opt/emc/scaleio/sds/bin/sds-3.6.300.107(mosDbg_PanicPrepare+0x13a) [0x93ab8a]
/opt/emc/scaleio/sds/bin/sds-3.6.300.107(spefStorageRegion_FillCompressedMessage+0x2a5) [0x80f625]
/opt/emc/scaleio/sds/bin/sds-3.6.300.107(raidComb_WriteCombRemote+0x168c) [0x75232c]
/opt/emc/scaleio/sds/bin/sds-3.6.300.107() [0x753098]
/opt/emc/scaleio/sds/bin/sds-3.6.300.107() [0x5dd1f6]
/opt/emc/scaleio/sds/bin/sds-3.6.300.107(raidComb_Write+0xf0) [0x5de710]
/opt/emc/scaleio/sds/bin/sds-3.6.300.107(iohComb_WritePrimary+0x405) [0x5f5705]
/opt/emc/scaleio/sds/bin/sds-3.6.300.107(ioh_Write+0x521) [0x5f6411]
/opt/emc/scaleio/sds/bin/sds-3.6.300.107(ioh_NewRequest+0x3085) [0x5fc4a5]
/opt/emc/scaleio/sds/bin/sds-3.6.300.107(contNet_RecvIORequest+0x2c4) [0x601534]

Cause

迁移压缩卷时，目标 SDS 收到的迁移数据可能已完全修剪或写入为零。如果发生这种情况，SDS 可能无法正确处理数据，这可能会导致 SDS 重新启动或崩溃。这是卷迁移过程中可能出现的问题。

Resolution

将 PowerFlex 升级到 v3.6.1 或 v4.x 及更高版本。

Affected Products

PowerFlex Software

Products

VxFlex Product Family
Article Properties
Article Number: 000210789
Article Type: Solution
Last Modified: 29 جمادى الأولى 1447
Version:  6
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