3594597 - HCMT Tool failing at the file system - write test KPI

HCMT Tool is running, however for file system - write test KPI, it's failing due to mount '/' full issue. It finally generates the dump also but without any data for the mentioned KPI. In the HCMT log, we can see the following error:

Note: File System Write Test
        Plan Variant: 4K Block, Log Volume 5GB, Overwrite
        Repeat Count: 2
        .Error: exception  1: no.2000023  (Basis/IO/FileAccess/impl/LocalFile.cpp:250) TID: 48630
    Disk full; $sysrc$=28; $sysmsg$=No space left on device; $file$='<root>/datavol.dat' ((open, mode= RW, file_access= rw-rw-r--, flags= ASYNC|DIRECT|LOCK, size= 4201054208), factory= (root= '/hana/log/' (root_access= rwxr-xr-x, flags= DISKFULL_ERROR, usage= FSPERF, fs= xfs, config= (async_write_submit_active=on,async_write_submit_blocks=all,async_read_submit=on,num_submit_queues=1,num_completion_queues=1,size_kernel_io_queue=512,max_parallel_io_requests=64,min_submit_batch_size=16,max_submit_batch_size=64))
exception throw location:
   0: 0x00007fe0390a01c6 in FileAccess::LocalFile::writeInternalSync(unsigned long, void const*, unsigned long, MemoryManager::ProtectionKey const&)+0x322 at Basis/IO/FileAccess/impl/LocalFile.cpp:250 (libhdbbasis.so)
   1: 0x00007fe0390f8bb7 in FileAccess::SingleFile::write(unsigned long, void const*, unsigned long, MemoryManager::ProtectionKey const&)+0x1b3 at Basis/IO/FileAccess/impl/SingleFile.cpp:433 (libhdbbasis.so)
   2: 0x00007fe039dabdaf in CFileAccessRequestHandler::executeSynchronousWriteTest(CCmdOptions const&, _SFSLatencyStatistics&, ltt::vector<_SFSLatencyStatistics*>&)+0x1fb at Basis/IO/FileAccess/FactoryFile.hpp:264 (libhdbfsperf.so)
   3: 0x00007fe039d9bfe1 in testInitialWriteMultiple(CCmdOptions const&, CFileAccessRequestHandler&, _SFSStatistics&, ltt::vector<_SFSStatistics*>&)+0x1f0 at Basis/Tools/FSPerf/impl/FSPerf.cpp:121 (libhdbfsperf.so)
   4: 0x00007fe039d9c47f in testInitialWrite(CCmdOptions const&, CFileAccessRequestHandler&, _SFSStatistics&)+0x3b at Basis/Tools/FSPerf/impl/FSPerf.cpp:227 (libhdbfsperf.so)
   5: 0x00007fe01d0edf13 in TestImplWrite::initTest()+0x110 at hot/fsperfrun/testimplwrite.cpp:220 (libfsperfrun.so)
   6: 0x000055ba2d61dac8 in Hot::SiteController::init()+0xb4 at hot/sitecontroller.cpp:99 (hcmt)
   7: 0x000055ba2d617d50 in Hot::Runner::run(ltt::shared_ptr<Hot::ExecutionPlan, ltt::default_deleter, ltt::integral_constant<bool, false>, ltt::integral_constant<bool, false> >, ltt::shared_ptr<Hot::IResultWriter, ltt::default_deleter, ltt::integral_constant<bool, false>, ltt::integral_constant<bool, false> >, ltt::shared_ptr<Hot::Options, ltt::default_deleter, ltt::integral_constant<bool, false>, ltt::integral_constant<bool, false> >)+0x1ad0 at hot/runner.cpp:240 (hcmt)

SAP HANA, platform edition

No space left on device, disk full, HCMT Tool, write test, file system , KBA , HAN-HCO , HANA Hardware & Cloud Optimization Tool , Problem