[OAT][ERROR]subtask_precheck
ERROR 清单 1. CPU4核 要求32核 → FAIL 2. 内存14GB 要求120GB → FAIL 3. 目录缺失/data/1 不存在 4. 目录缺失/data/log1 不存在 5. 时间同步chronyd 无可用时钟源 → FAIL 6. /data/1 /data/log1 未独立磁盘挂载 → FAIL 7. AVX指令检测失败可忽略日志提示4.4.1版本不受影响 ### SUMMARY OF ERROR ISSUES IN PRE-CHECK ### check CPU count: 4 32 ... EXPECT 32 ... FAIL check total MEM: 14 GB 120 GB ... EXPECT 120 GB ... FAIL check /data/1, NOT exist ... EXPECT mounted as individual disk ... FAIL check /data/log1, NOT exist ... EXPECT mounted as individual disk ... FAIL check clock sync service: chronyd, chrony server NOT found ... EXPECT chrony server ... FAIL check /data/1 and /data/log1 filesystem type, /data/1 or /data/log1 NOT exist ... EXPECT mounted as individual disk ... FAIL avx instruction set check on x86 architecture CPU fail ... FAIL [2026-08-03T09:46:37.6440800] ERROR - [2026-08-03T09:46:37.6440800] ERROR - [2026-08-03T09:46:37.6440800] ERROR - ### SUMMARY OF ERROR ISSUES IN PRE-CHECK ### [2026-08-03T09:46:37.6440800] ERROR - check CPU count: 4 32 ... EXPECT 32 ... FAIL [2026-08-03T09:46:37.6440800] ERROR - TIPS: replace another machine with more CPU [2026-08-03T09:46:37.6450800] ERROR - check total MEM: 14 GB 120 GB ... EXPECT 120 GB ... FAIL [2026-08-03T09:46:37.6450800] ERROR - TIPS: replace another machine with more MEM [2026-08-03T09:46:37.6450800] ERROR - check /data/1, NOT exist ... EXPECT mounted as individual disk ... FAIL [2026-08-03T09:46:37.6450800] ERROR - TIPS: create the /data/1 folder and re-part disk to mount /data/1 [2026-08-03T09:46:37.6450800] ERROR - check /data/log1, NOT exist ... EXPECT mounted as individual disk ... FAIL [2026-08-03T09:46:37.6450800] ERROR - TIPS: create the /data/log1 folder and re-part disk to mount /data/log1 [2026-08-03T09:46:37.6450800] ERROR - check clock sync service: chronyd, chrony server NOT found ... EXPECT chrony server ... FAIL [2026-08-03T09:46:37.6460800] ERROR - TIPS: check chronyd service [2026-08-03T09:46:37.6460800] ERROR - systemctl status chronyd [2026-08-03T09:46:37.6460800] ERROR - chronyc sources [2026-08-03T09:46:37.6460800] ERROR - check /data/1 and /data/log1 filesystem type, /data/1 or /data/log1 NOT exist ... EXPECT mounted as individual disk ... FAIL [2026-08-03T09:46:37.6460800] ERROR - TIPS: create the /data/1 or /data/log1 folder and re-part disk to mount /data/1 or /data/log1 with suitable filesystem [2026-08-03T09:46:37.6460800] ERROR - avx instruction set check on x86 architecture CPU fail ... FAIL [2026-08-03T09:46:37.6470800] ERROR - TIPS: Installing observer requires an x86 architecture CPU that supports the avx instruction set. If the observer version to be installed is 4.2.5 BP6 (for 4.2.x branch), 4.3.5 BP4 (for 4.3.x branch), 4.4.1 or later, you can ignore this avx error [2026-08-03T09:46:37.6550800] ERROR - Task failed with exception############{1}{2026-08-03T09:46:3208:00}############ [2026-08-03T09:46:32.0910800] INFO - ::group::Pre task execution logs [2026-08-03T09:46:32.1140800] INFO - Dependencies all met for dep_contextnon-requeueable deps tiTaskInstance: init_server_with_tag.precheck manual__2026-08-02T03:41:42.64993800:00 [queued] [2026-08-03T09:46:32.1290800] INFO - Dependencies all met for dep_contextrequeueable deps tiTaskInstance: init_server_with_tag.precheck manual__2026-08-02T03:41:42.64993800:00 [queued] [2026-08-03T09:46:32.1300800] INFO - Starting attempt 1 of 1 [2026-08-03T09:46:32.1450800] INFO - Executing Task(_PythonDecoratedOperator): precheck on 2026-08-02 03:41:42.64993800:00 [2026-08-03T09:46:32.1500800] INFO - Started process 1256 to run task [2026-08-03T09:46:32.1530800] INFO - Running: [airflow, tasks, run, init_server_with_tag, precheck, manual__2026-08-02T03:41:42.64993800:00, --job-id, 122, --raw, --subdir, DAGS_FOLDER/init_server_with_tag.py, --cfg-path, /tmp/tmp4yclfab0] [2026-08-03T09:46:32.1560800] INFO - Job 122: Subtask precheck [2026-08-03T09:46:32.2100800] INFO - Running TaskInstance: init_server_with_tag.precheck manual__2026-08-02T03:41:42.64993800:00 [running] on host 04a902c3c38b [2026-08-03T09:46:32.2960800] INFO - Exporting env vars: AIRFLOW_CTX_DAG_OWNERairflow AIRFLOW_CTX_DAG_IDinit_server_with_tag AIRFLOW_CTX_TASK_IDprecheck AIRFLOW_CTX_EXECUTION_DATE2026-08-02T03:41:42.64993800:00 AIRFLOW_CTX_TRY_NUMBER1 AIRFLOW_CTX_DAG_RUN_IDmanual__2026-08-02T03:41:42.64993800:00 [2026-08-03T09:46:32.2970800] INFO - ::endgroup:: [2026-08-03T09:46:32.3110800] INFO - Running statement: select oat_server.id, oat_credential.id as credential_id, ip, ssh_port, username, password, auth_type, key_data, passphrase from oat_server, oat_credential where oat_server.credential_idoat_credential.id and oat_server.id%s, parameters: [2] [2026-08-03T09:46:32.3120800] INFO - Rows affected: 1 [2026-08-03T09:46:32.3660800] INFO - Running statement: select oat_server.id, oat_credential.id as credential_id, ip, ssh_port, username, password, auth_type, key_data, passphrase from oat_server, oat_credential where oat_server.credential_idoat_credential.id and oat_server.id%s, parameters: [2] [2026-08-03T09:46:32.3670800] INFO - Rows affected: 1 [2026-08-03T09:46:32.3690800] INFO - Running statement: select value from oat_configproperty where keyoat.remote_working_dir, parameters: None [2026-08-03T09:46:32.3690800] INFO - Rows affected: 1 [2026-08-03T09:46:32.3700800] INFO - Running statement: select value from oat_configproperty where keyoat.remote_working_dir, parameters: None [2026-08-03T09:46:32.3700800] INFO - Rows affected: 1 [2026-08-03T09:46:32.4000800] INFO - execute command on 10.3.4.17: sudo -s OAT_EOF export LC_ALLen_US.UTF-8 OB_IP10.3.4.17 OAT_RUN_MODEstrict MIN_CPU32 MIN_MEMORY120 IP_PROTOCOLIPv4 NEED_CMDmysql python tar strings dig curl nc ip gdb sar top zstd asar NEED_RPM WARNING_WHEN_INTEL_NUMA_OFFtrue OB_OS_USERadmin OB_SOFTWARE_DIR/home/admin OB_DATA_DIR/data/1 OB_LOG_DIR/data/log1 /tmp/precheck.shhAmmdPMn -m both; ret$?; rm -f /tmp/precheck.shhAmmdPMn; exit $ret; OAT_EOF [2026-08-03T09:46:32.6150800] INFO - Machine Role: both [2026-08-03T09:46:32.6160800] INFO - Peer IP List: [2026-08-03T09:46:32.6180800] INFO - check CPU count: 4 32 ... EXPECT 32 ... FAIL [2026-08-03T09:46:32.6190800] INFO - TIPS: replace another machine with more CPU [2026-08-03T09:46:32.6240800] INFO - check total MEM: 14 GB 120 GB ... EXPECT 120 GB ... FAIL [2026-08-03T09:46:32.6260800] INFO - TIPS: replace another machine with more MEM [2026-08-03T09:46:32.6280800] INFO - check SELinux status: Disabled ... PASS [2026-08-03T09:46:32.6290800] INFO - check /data/1, NOT exist ... EXPECT mounted as individual disk ... FAIL [2026-08-03T09:46:32.6300800] INFO - TIPS: create the /data/1 folder and re-part disk to mount /data/1 [2026-08-03T09:46:32.6320800] INFO - check /data/log1, NOT exist ... EXPECT mounted as individual disk ... FAIL [2026-08-03T09:46:32.6330800] INFO - TIPS: create the /data/log1 folder and re-part disk to mount /data/log1 [2026-08-03T09:46:32.6340800] INFO - check /home/admin, exist ... PASS [2026-08-03T09:46:32.6380800] INFO - check /home/admin owner: admin ... PASS [2026-08-03T09:46:32.6460800] INFO - check /home/admin disk usage, total: 541G, used: 33G, use%: 7% 50% ... PASS [2026-08-03T09:46:32.6540800] INFO - check account [admin] and home dir, exist ... PASS [2026-08-03T09:46:32.6790800] INFO - check clock sync service: chronyd, chrony server NOT found ... EXPECT chrony server ... FAIL [2026-08-03T09:46:32.6800800] INFO - TIPS: check chronyd service [2026-08-03T09:46:32.6810800] INFO - systemctl status chronyd [2026-08-03T09:46:32.6810800] INFO - chronyc sources [2026-08-03T09:46:32.6950800] INFO - sysctl /proc/sys/net/core/somaxconn 2048, correct ... PASS [2026-08-03T09:46:32.7060800] INFO - sysctl /proc/sys/net/core/netdev_max_backlog 10000, correct ... PASS [2026-08-03T09:46:32.7180800] INFO - sysctl /proc/sys/net/core/rmem_default 16777216, correct ... PASS [2026-08-03T09:46:32.7310800] INFO - sysctl /proc/sys/net/core/wmem_default 16777216, correct ... PASS [2026-08-03T09:46:32.7420800] INFO - sysctl /proc/sys/net/core/rmem_max 16777216, correct ... PASS [2026-08-03T09:46:32.7520800] INFO - sysctl /proc/sys/net/core/wmem_max 16777216, correct ... PASS [2026-08-03T09:46:32.7620800] INFO - sysctl /proc/sys/net/ipv4/conf/default/rp_filter 1, correct ... PASS [2026-08-03T09:46:32.7720800] INFO - sysctl /proc/sys/net/ipv4/conf/default/accept_source_route 0, correct ... PASS [2026-08-03T09:46:32.7820800] INFO - sysctl /proc/sys/net/ipv4/tcp_syncookies 1, correct ... PASS [2026-08-03T09:46:32.7920800] INFO - sysctl /proc/sys/net/ipv4/tcp_rmem 4096 87380 16777216, correct ... PASS [2026-08-03T09:46:32.8020800] INFO - sysctl /proc/sys/net/ipv4/tcp_wmem 4096 65536 16777216, correct ... PASS [2026-08-03T09:46:32.8120800] INFO - sysctl /proc/sys/net/ipv4/tcp_max_syn_backlog 16384, correct ... PASS [2026-08-03T09:46:32.8220800] INFO - sysctl /proc/sys/net/ipv4/tcp_fin_timeout 15, correct ... PASS [2026-08-03T09:46:32.8330800] INFO - sysctl /proc/sys/net/ipv4/tcp_max_syn_backlog 16384, correct ... PASS [2026-08-03T09:46:32.8440800] INFO - sysctl /proc/sys/net/ipv4/tcp_tw_reuse 1, correct ... PASS [2026-08-03T09:46:32.8560800] INFO - sysctl /proc/sys/net/ipv4/tcp_slow_start_after_idle 0, correct ... PASS [2026-08-03T09:46:32.8680800] INFO - sysctl /proc/sys/vm/swappiness 0, correct ... PASS [2026-08-03T09:46:32.8780800] INFO - sysctl /proc/sys/kernel/core_pattern |/bin/bash -c $ -- eval zstd -T4 -o /data/1/core-%e-%p-%t.zst, correct ... PASS [2026-08-03T09:46:32.8870800] INFO - sysctl /proc/sys/vm/max_map_count 655360, correct ... PASS [2026-08-03T09:46:32.8960800] INFO - sysctl /proc/sys/fs/aio-max-nr 1048576, correct ... PASS [2026-08-03T09:46:32.9060800] INFO - sysctl /proc/sys/vm/overcommit_memory 0, correct ... PASS [2026-08-03T09:46:32.9150800] INFO - sysctl /proc/sys/vm/nr_hugepages 0, correct ... PASS [2026-08-03T09:46:32.9240800] INFO - sysctl /proc/sys/net/ipv4/ip_forward 1, correct ... PASS [2026-08-03T09:46:32.9330800] INFO - sysctl /proc/sys/net/ipv4/ip_local_port_range 10000 65535, correct ... PASS [2026-08-03T09:46:33.5400800] INFO - check service [crond]: enabled ... PASS [2026-08-03T09:46:34.1560800] INFO - check service [cron]: enabled ... PASS [2026-08-03T09:46:35.9940800] INFO - check service [sshd]: enabled ... PASS [2026-08-03T09:46:36.6090800] INFO - check service [firewalld]: inactive ... PASS [2026-08-03T09:46:36.6190800] INFO - check service [firewalld]: disabled ... PASS [2026-08-03T09:46:36.6230800] INFO - check sshd_config PubkeyAuthentication: yes ... PASS [2026-08-03T09:46:36.6260800] INFO - check sshd_config UseDNS: no ... PASS [2026-08-03T09:46:36.6310800] INFO - check sshd_config ClientAliveInterval: 60 ... PASS [2026-08-03T09:46:36.6340800] INFO - check sshd_config ClientAliveCountMax: 10 ... PASS [2026-08-03T09:46:36.6360800] INFO - check hugepage: disabled ... PASS [2026-08-03T09:46:36.6360800] INFO - check oceanbase_limits.conf, exist ... PASS [2026-08-03T09:46:36.7690800] INFO - check hard limit of new session open_files (ulimit -H -n): 655360 ... PASS [2026-08-03T09:46:36.7690800] INFO - check hard limit of open_files (ulimit -H -n): 655360 ... PASS [2026-08-03T09:46:36.8410800] INFO - check soft limit of new session open_files (ulimit -S -n): 655360 ... PASS [2026-08-03T09:46:36.8420800] INFO - check soft limit of open_files (ulimit -S -n): 655360 ... PASS [2026-08-03T09:46:36.9210800] INFO - check hard limit of new session max_user_processes (ulimit -H -u): 655360 ... PASS [2026-08-03T09:46:36.9210800] INFO - check hard limit of max_user_processes (ulimit -H -u): 655360 ... PASS [2026-08-03T09:46:36.9880800] INFO - check soft limit of new session max_user_processes (ulimit -S -u): 655360 ... PASS [2026-08-03T09:46:36.9880800] INFO - check soft limit of max_user_processes (ulimit -S -u): 655360 ... PASS [2026-08-03T09:46:37.0640800] INFO - check hard limit of new session stack_size (ulimit -H -s): 10240 ... PASS [2026-08-03T09:46:37.0650800] INFO - check hard limit of stack_size (ulimit -H -s): 10240 ... PASS [2026-08-03T09:46:37.1320800] INFO - check soft limit of new session stack_size (ulimit -S -s): 10240 ... PASS [2026-08-03T09:46:37.1330800] INFO - check soft limit of stack_size (ulimit -S -s): 10240 ... PASS [2026-08-03T09:46:37.2160800] INFO - check hard limit of new session core_file_size (ulimit -H -c): unlimited ... PASS [2026-08-03T09:46:37.2160800] INFO - check hard limit of core_file_size (ulimit -H -c): unlimited ... PASS [2026-08-03T09:46:37.2880800] INFO - check soft limit of new session core_file_size (ulimit -S -c): unlimited ... PASS [2026-08-03T09:46:37.2890800] INFO - check soft limit of core_file_size (ulimit -S -c): unlimited ... PASS [2026-08-03T09:46:37.3700800] INFO - check hard limit of new session cpu_time (ulimit -H -t): unlimited ... PASS [2026-08-03T09:46:37.3710800] INFO - check hard limit of cpu_time (ulimit -H -t): unlimited ... PASS [2026-08-03T09:46:37.4390800] INFO - check soft limit of new session cpu_time (ulimit -S -t): unlimited ... PASS [2026-08-03T09:46:37.4400800] INFO - check soft limit of cpu_time (ulimit -S -t): unlimited ... PASS [2026-08-03T09:46:37.4460800] INFO - not phy machine or in loose mode, skip check numa stat, pass ... PASS [2026-08-03T09:46:37.4520800] INFO - not phy machine or in loose mode, skip check smmu/iommu stat, pass ... PASS [2026-08-03T09:46:37.4530800] INFO - check elevator policy: deadline or mq-deadline ... PASS [2026-08-03T09:46:37.4550800] INFO - check current_clocksource: kvm-clock ... PASS [2026-08-03T09:46:37.4610800] INFO - check logical sector size of /dev/vda: 512 ... PASS [2026-08-03T09:46:37.4690800] INFO - need check command is mysql python tar strings dig curl nc ip gdb sar top zstd asar [2026-08-03T09:46:37.5030800] INFO - check mysql client, working ... PASS [2026-08-03T09:46:37.5210800] INFO - checking irq affinity ... [2026-08-03T09:46:37.5270800] INFO - not phy machine, skip check irq affinity, pass ... PASS [2026-08-03T09:46:37.5280800] INFO - check /data/1 and /data/log1 filesystem type, /data/1 or /data/log1 NOT exist ... EXPECT mounted as individual disk ... FAIL [2026-08-03T09:46:37.5290800] INFO - TIPS: create the /data/1 or /data/log1 folder and re-part disk to mount /data/1 or /data/log1 with suitable filesystem [2026-08-03T09:46:37.6350800] INFO - NIC speed of ens18 check pass ... PASS [2026-08-03T09:46:37.6420800] INFO - avx instruction set check on x86 architecture CPU fail ... FAIL [2026-08-03T09:46:37.6430800] INFO - TIPS: Installing observer requires an x86 architecture CPU that supports the avx instruction set. If the observer version to be installed is 4.2.5 BP6 (for 4.2.x branch), 4.3.5 BP4 (for 4.3.x branch), 4.4.1 or later, you can ignore this avx error [2026-08-03T09:46:37.6440800] ERROR - [2026-08-03T09:46:37.6440800] ERROR - [2026-08-03T09:46:37.6440800] ERROR - ### SUMMARY OF ERROR ISSUES IN PRE-CHECK ### [2026-08-03T09:46:37.6440800] ERROR - check CPU count: 4 32 ... EXPECT 32 ... FAIL [2026-08-03T09:46:37.6440800] ERROR - TIPS: replace another machine with more CPU [2026-08-03T09:46:37.6450800] ERROR - check total MEM: 14 GB 120 GB ... EXPECT 120 GB ... FAIL [2026-08-03T09:46:37.6450800] ERROR - TIPS: replace another machine with more MEM [2026-08-03T09:46:37.6450800] ERROR - check /data/1, NOT exist ... EXPECT mounted as individual disk ... FAIL [2026-08-03T09:46:37.6450800] ERROR - TIPS: create the /data/1 folder and re-part disk to mount /data/1 [2026-08-03T09:46:37.6450800] ERROR - check /data/log1, NOT exist ... EXPECT mounted as individual disk ... FAIL [2026-08-03T09:46:37.6450800] ERROR - TIPS: create the /data/log1 folder and re-part disk to mount /data/log1 [2026-08-03T09:46:37.6450800] ERROR - check clock sync service: chronyd, chrony server NOT found ... EXPECT chrony server ... FAIL [2026-08-03T09:46:37.6460800] ERROR - TIPS: check chronyd service [2026-08-03T09:46:37.6460800] ERROR - systemctl status chronyd [2026-08-03T09:46:37.6460800] ERROR - chronyc sources [2026-08-03T09:46:37.6460800] ERROR - check /data/1 and /data/log1 filesystem type, /data/1 or /data/log1 NOT exist ... EXPECT mounted as individual disk ... FAIL [2026-08-03T09:46:37.6460800] ERROR - TIPS: create the /data/1 or /data/log1 folder and re-part disk to mount /data/1 or /data/log1 with suitable filesystem [2026-08-03T09:46:37.6460800] ERROR - avx instruction set check on x86 architecture CPU fail ... FAIL [2026-08-03T09:46:37.6470800] ERROR - TIPS: Installing observer requires an x86 architecture CPU that supports the avx instruction set. If the observer version to be installed is 4.2.5 BP6 (for 4.2.x branch), 4.3.5 BP4 (for 4.3.x branch), 4.4.1 or later, you can ignore this avx error [2026-08-03T09:46:37.6550800] ERROR - Task failed with exception Traceback (most recent call last): File /usr/local/lib/python3.9/site-packages/airflow/models/taskinstance.py, line 768, in _execute_task result _execute_callable(contextcontext, **execute_callable_kwargs) File /usr/local/lib/python3.9/site-packages/airflow/models/taskinstance.py, line 734, in _execute_callable return ExecutionCallableRunner( File /usr/local/lib/python3.9/site-packages/airflow/utils/operator_helpers.py, line 252, in run return self.func(*args, **kwargs) File /usr/local/lib/python3.9/site-packages/airflow/models/baseoperator.py, line 424, in wrapper return func(self, *args, **kwargs) File /usr/local/lib/python3.9/site-packages/airflow/decorators/base.py, line 266, in execute return_value super().execute(context) File /usr/local/lib/python3.9/site-packages/airflow/models/baseoperator.py, line 424, in wrapper return func(self, *args, **kwargs) File /usr/local/lib/python3.9/site-packages/airflow/operators/python.py, line 238, in execute return_value self.execute_callable() File /usr/local/lib/python3.9/site-packages/airflow/operators/python.py, line 256, in execute_callable return runner.run(*self.op_args, **self.op_kwargs) File /usr/local/lib/python3.9/site-packages/airflow/utils/operator_helpers.py, line 252, in run return self.func(*args, **kwargs) File /oat/task_engine/dags/init_server_with_tag.py, line 129, in precheck common.server_precheck(ctx, loggerlogger) File /oat/task_engine/plugins/common.py, line 2789, in server_precheck raise RuntimeError(server precheck failed, please see the summary info above for details) RuntimeError: server precheck failed, please see the summary info above for details [2026-08-03T09:46:37.6660800] INFO - Marking task as FAILED. dag_idinit_server_with_tag, task_idprecheck, run_idmanual__2026-08-02T03:41:42.64993800:00, execution_date20260802T034142, start_date20260803T014632, end_date20260803T014637 [2026-08-03T09:46:37.6660800] INFO - Executing callback at index 0: task_failure_status [2026-08-03T09:46:37.6950800] INFO - ::group::Post task execution logs [2026-08-03T09:46:37.6950800] ERROR - Failed to execute job 122 for task precheck (server precheck failed, please see the summary info above for details; 1256) [2026-08-03T09:46:37.7400800] INFO - Task exited with return code 1 [2026-08-03T09:46:37.7660800] INFO - 0 downstream tasks scheduled from follow-on schedule check [2026-08-03T09:46:37.7720800] INFO - ::endgroup::

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1. 从"空调没报警但服务器降频"说起:粗粒度监测的盲区到底在哪去年夏天做机房巡检时碰到一个很典型的案例:动环平台显示机房平均温度24.5℃,一个告警都没有,但监控大屏上某一排机柜的服务器核心温度持续走高&#xff0c…

2026/10/14 16:08:13 阅读更多 →
大模型落地不只是写提示词:企业用AI,算法工程师在解决哪4个问题

大模型落地不只是写提示词:企业用AI,算法工程师在解决哪4个问题

很多自媒体把“会用AI工具”讲得很简单,仿佛写几句提示词就能替代整个技术团队。实际企业落地时,算法工程师的工作量往往在工具背后:让模型懂业务、不出错、成本低、可审计。一、问题1:模型不了解企业内部数据通用大模型见过公开互…

2026/10/14 16:08:13 阅读更多 →
MCU直连CDC设备实战:CH32V307 USB Host枚举与批量收发

MCU直连CDC设备实战:CH32V307 USB Host枚举与批量收发

简介:这份资料面向嵌入式开发者与USB协议学习者,聚焦MCU作为USB Host识别并驱动CDC类设备这一实际难题,帮助打破传统RS232接口在嵌入式板卡上的技术壁垒。内容从插入检测、总线复位、NRZI编码与同步域讲起,逐步拆解SOP/EOP、PID类…

2026/10/14 16:08:13 阅读更多 →
2024网络安全产业人才发展报告深度拆解:岗位画像、薪资对照与AI技能缺口

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简介:《2024年网络安全产业人才发展报告》面向政府决策者、企业管理者、教育机构以及网络安全从业者和学生,系统梳理全球与国内网络安全产业的人才供需现状,帮助读者把握行业趋势、规划职业路径与制定用人策略。报告涵盖从业人员画像、薪酬水…

2026/10/14 16:08:13 阅读更多 →
KRONE农业机械来料检验案例_大型部件为什么不再搬到质检区

KRONE农业机械来料检验案例_大型部件为什么不再搬到质检区

​农业机械制造商 KRONE 使用安宝特合作伙伴 Visometry 拓影 Twyn,把部分大型来料的视觉质量检查直接放在到货位置完成,无需为了常规 CAD 实物核对,先将工件统一搬运到专门质检区。​质检人员通过平板电脑将 3D CAD 设计状态与现场实物叠加&a…

2026/10/14 16:08:13 阅读更多 →
UK-5099在肿瘤代谢与线粒体功能研究中的应用指南

UK-5099在肿瘤代谢与线粒体功能研究中的应用指南

1. 项目概述UK-5099作为一种线粒体丙酮酸载体(MPC)抑制剂,近年来在肿瘤代谢研究和线粒体功能调控领域引起了广泛关注。这个实验指南旨在为科研人员提供从基础原理到实操细节的完整解决方案,帮助研究者快速掌握UK-5099在肿瘤微环境…

2026/10/14 16:07:13 阅读更多 →

日新闻

AnyPS5通用适配层设计:兼容性与性能的工程取舍

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1. 从"AnyPS5"这个名字说起:它到底想解决什么问题第一次看到"AnyPS5"这个标题,我脑子里冒出来的第一个念头是:这大概率是一个围绕"跨平台运行"或者"通用适配"做文章的项目。名字里的"Any"…

2026/10/14 0:00:41 阅读更多 →
Flutter跨平台开发实战:二手交易应用与HarmonyOS适配

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1. 项目概述:Flutter跨平台二手交易应用开发作为一名长期从事移动应用开发的工程师,我最近完成了一个基于Flutter框架的二手物品交易平台项目。这个项目最吸引我的地方在于它完美结合了Flutter的跨平台优势与HarmonyOS的生态特性,实现了"…

2026/10/14 0:00:41 阅读更多 →
DFS算法解决飞机降落调度问题实战

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1. 项目背景与核心思路飞机降落问题是一个经典的调度优化场景,也是算法竞赛和面试中的高频题目。这个题目要求我们合理安排多架飞机的降落顺序和时间,确保所有飞机都能安全着陆而不发生冲突。在实际航空管制中,这类问题直接关系到飞行安全和机…

2026/10/14 0:00:41 阅读更多 →

周新闻

流感时间序列预测实战:ARIMA/LSTM全流程拆解与避坑指南

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简介:基于 ARIMA、LSTM、Transformer 等模型的流感时间序列预测 Python 源码,面向计算机相关专业课程设计与期末大作业学生,以及项目实战学习者。内容覆盖预处理、平稳性检验、定阶、残差分析、多模型对比预测的完整时序建模流程,…

2026/10/14 3:30:28 阅读更多 →
影刀RPA新手教程:键盘模拟输入实战——输入文本与模拟按键的区别

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2026/10/13 16:22:04 阅读更多 →
影刀RPA新手教程:阅文起点小说数据采集实战——书籍信息与章节内容

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2026/10/14 3:29:58 阅读更多 →

月新闻

我发现了一个新思路:用 Remotion + Claude Code 像写代码一样自动化生成短视频

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/* MD / 富文本中的 .toc(含博客园搬家等嵌套结构);.toc-box 在侧栏,不受影响 */#content_views .toc,/* 编辑器常在目录前后插入空 p(:empty 仍占 20px),一并去掉避免顶空隙 */#content_views.markdown_views > p:empty:has(+ .toc),#content_views.markdown_views …

2026/10/13 22:01:27 阅读更多 →
Windows下 Codex 中 Chrome 和 Computer Use 插件不可用问题排查及解决参考方式:TaoToken 统一 Key 配置与验证

Windows下 Codex 中 Chrome 和 Computer Use 插件不可用问题排查及解决参考方式:TaoToken 统一 Key 配置与验证

/* MD / 富文本中的 .toc(含博客园搬家等嵌套结构);.toc-box 在侧栏,不受影响 */#content_views .toc,/* 编辑器常在目录前后插入空 p(:empty 仍占 20px),一并去掉避免顶空隙 */#content_views.markdown_views > p:empty:has(+ .toc),#content_views.markdown_views …

2026/10/13 14:57:39 阅读更多 →
黑夜航拍船只数据集训练YOLOV5模型全流程解析

黑夜航拍船只数据集训练YOLOV5模型全流程解析

/* MD / 富文本中的 .toc(含博客园搬家等嵌套结构);.toc-box 在侧栏,不受影响 */#content_views .toc,/* 编辑器常在目录前后插入空 p(:empty 仍占 20px),一并去掉避免顶空隙 */#content_views.markdown_views > p:empty:has(+ .toc),#content_views.markdown_views …

2026/10/14 7:53:34 阅读更多 →