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June 2, 2017 00:54
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node 4.8.3 | |
andrew@sherlock:~/dma/odbc_ibm$ perf record node --perf-basic-prof db2-bench-prepare-executeNonQuery.js | |
100000 queries issued in 20.666 seconds, 4838/sec : Prepare - ExecuteNonQuery | |
connection closed | |
[ perf record: Woken up 35 times to write data ] | |
[ perf record: Captured and wrote 9.556 MB perf.data (244959 samples) ] | |
andrew@sherlock:~/dma/odbc_ibm$ perf report --stdio | |
# To display the perf.data header info, please use --header/--header-only options. | |
# | |
# | |
# Total Lost Samples: 0 | |
# | |
# Samples: 244K of event 'cycles:pp' | |
# Event count (approx.): 26265638354 | |
# | |
# Overhead Command Shared Object Symbol | |
# ........ ............... .................... ................................................................................................................................................................ | |
# | |
2.97% node [kernel.kallsyms] [k] perf_pmu_sched_task | |
1.49% node [kernel.kallsyms] [k] native_write_msr_safe | |
1.18% node nodejs [.] v8::internal::LookupIterator::Next | |
1.17% node libpthread-2.23.so [.] pthread_mutex_lock | |
1.16% node [kernel.kallsyms] [k] enqueue_entity | |
1.07% node [kernel.kallsyms] [k] dequeue_entity | |
1.04% node [kernel.kallsyms] [k] _raw_spin_lock | |
0.87% node libdb2.so.1 [.] sqljrParseOpnQryRm | |
0.83% node libdb2.so.1 [.] sqljcReadHdrAr | |
0.81% node libdb2.so.1 [.] clientCommCallback | |
0.80% node [kernel.kallsyms] [k] SYSC_semtimedop | |
0.77% node [kernel.kallsyms] [k] _raw_spin_lock_irqsave | |
0.76% node [kernel.kallsyms] [k] update_cfs_shares | |
0.71% node libdb2.so.1 [.] sqloGetMemoryBlockExtended | |
0.66% node [kernel.kallsyms] [k] __schedule | |
0.65% node libdb2.so.1 [.] CLI_sqlCompleteCallback | |
0.64% node libpthread-2.23.so [.] pthread_getspecific | |
0.62% node [kernel.kallsyms] [k] update_curr | |
0.61% node [kernel.kallsyms] [k] resched_curr | |
0.57% node nodejs [.] v8::internal::Execution::Call | |
0.57% node [kernel.kallsyms] [k] effective_load.isra.40 | |
0.55% node libpthread-2.23.so [.] pthread_mutex_unlock | |
0.55% node libdb2.so.1 [.] SQLFreeStmt | |
0.53% node libdb2.so.1 [.] sqlccipcrecv | |
0.53% node libdb2.so.1 [.] SQLFreeStmt2 | |
0.53% node libdb2.so.1 [.] sqljrParse | |
0.52% node libdb2.so.1 [.] sqloxltc_app | |
0.52% node [kernel.kallsyms] [k] select_task_rq_fair | |
0.51% node libdb2.so.1 [.] sqljrParseObj | |
0.49% node libdb2.so.1 [.] CLI_callbDrdaInput | |
0.49% node nodejs [.] v8::internal::Context::native_context | |
0.47% node libc-2.23.so [.] malloc | |
0.47% node nodejs [.] v8::internal::Runtime::GetObjectProperty | |
0.46% node libdb2.so.1 [.] SQLBindParameter | |
0.46% node libdb2.so.1 [.] SQLExecute | |
0.42% node [kernel.kallsyms] [k] entry_SYSCALL_64_fastpath | |
0.42% node [kernel.kallsyms] [k] account_entity_dequeue | |
0.41% node libdb2.so.1 [.] sqljrParseSqlcaGrp | |
0.41% node libdb2.so.1 [.] SQLO_MEM_POOL::MemTreeGet | |
0.40% node libdb2.so.1 [.] sqljParseDsc | |
0.39% node libdb2.so.1 [.] sqljrParseOpenSuccessReply | |
0.39% node [kernel.kallsyms] [k] __fget | |
0.38% node libdb2.so.1 [.] pdGetCompTraceFlag | |
0.38% node libdb2.so.1 [.] __intel_new_memset | |
0.38% node libdb2.so.1 [.] sqljrPreProcessSQL | |
0.38% node [kernel.kallsyms] [k] try_to_wake_up | |
0.37% node nodejs [.] v8::internal::JSObject::AddDataElement | |
0.36% node libdb2.so.1 [.] sqlccipcsend | |
0.36% node libpthread-2.23.so [.] pthread_cond_wait@@GLIBC_2.3.2 | |
0.36% node libdb2.so.1 [.] sqljrParseEndUowRm | |
0.36% node libdb2.so.1 [.] sqljrGenOpenQuery | |
andrew@sherlock:~/dma/odbc_ibm$ |
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