我想在我没有物理访问权限的远程计算机上打开 BitLocker 加密。我害怕的是:
- 启用 BitLocker 后操作系统将无法启动(例如,将卡在某些屏幕上要求输入密码、密钥或类似内容,并且需要物理访问)
- 操作系统将加密所有驱动器,而不仅仅是我选择的几个驱动器
- 操作系统将自动加密未来插入的每个驱动器
这些恐惧有多合理?
我想在我没有物理访问权限的远程计算机上打开 BitLocker 加密。我害怕的是:
这些恐惧有多合理?
我的 Windows Server 2012 R2 上的一个硬盘驱动器开始出现故障,我检测到这一点为时已晚 - 只有当我无法读取一个文件并在读取时遇到一些奇怪的错误时。
使用 GUI 工具检查驱动器后,它显示一切正常。
然后我检查了它chkdsk
:
chkdsk d: /f /r
.................................
Stage 4: Looking for bad clusters in user file data ...
A disk read error occurredc0000010
The disk does not have enough space to replace bad clusters
detected in file 191666 of name \RECEIV~1\Langs\E141~1\New\202004~1.mp4.
235248 files processed.
File data verification completed
因此,我得出结论,硬盘驱动器正在默默地重新定位扇区,直到没有更多的备用扇区。
我认为是时候使用一些在服务器后台运行的 SMART 报告工具了。你会拿哪个?或者也许在 Windows Server 2012 R2 中有一些内置功能?
更新
这是驱动器的 SMART 信息
*** DiskCheckup V3.5 Build: 1002 Report ***
SysInfo DLL Version: SysInfo v2.3 Build: 1000
Time of export: 15:27:38 03-Nov-2022
Device information:
Device ID: 1
Interface: USB
Device Capacity: 3815445 MB
Serial Number: XXXXXXXXX
Model Number: TOSHIBA MQ04UBB400
Firmware Revision: JS000U
Partitions:
D: 3815317 MB
ATA information:
Disk geometry:
Cylinders: 486401
Tracks/Cylinder: 255
Sectors/Track: 63
Bytes/Sector: 512
Total disk sectors: 7814037168
Logical sector size: 512
Physical sector size: 4096
Media rotation rate: 5400 RPM
Buffer size: N/A
ECC size: N/A
Standards compliance:
ATA8-ACS Supported: Yes
ATA/ATAPI-7 Supported: Yes
ATA/ATAPI-6 Supported: Yes
ATA/ATAPI-5 Supported: Yes
ATA/ATAPI-4 Supported: Yes
SATA Compliance: Yes
SATA Gen3 Signaling Speed (6.0Gb/s) Supported: No
SATA Gen2 Signaling Speed (3.0Gb/s) supported: Yes
SATA Gen1 Signaling Speed (1.5Gb/s) supported: Yes
Transport Type: Serial
SATA 3.0 Transport Compilance: Yes
SATA 2.6 Transport Compilance: Yes
SATA 2.5 Transport Compilance: Yes
SATA II: Ext Transport Compilance: Yes
SATA 1.0a Transport Compilance: Yes
ATA8-AST Transport Compilance: Yes
World Wide ID: 0000000000000000
Feature support:
SMART supported: Yes
SMART enabled: Yes
SMART self-test supported: Yes
SMART error log supported: Yes
LBA supported: Yes
IORDY supported: Yes
CFast supported: No
DMA supported: Yes
Maximum Multiword DMA mode supported: 2
Multiword DMA selected: None
Maximum UltraDMA mode supported: 5
UltraDMA selected: 5
Maximum PIO mode supported: 4
SATA Compliance: Yes
NCQ priority information supported: No
Unload while NCQ commands are outstanding supported: Yes
Phy Event Counters supported: Yes
Receipt of power management requests supported: Yes
NCQ feature set supported: Yes
Software Settings Preservation: Supported, Enabled
In-order data delivery: Not supported
Initiating power management: Supported, Disabled
DMA Setup auto-activation: Supported, Disabled
Non-zero buffer offsets: Not supported
Trusted Computing supported: No
Host Protected Area (HPA) supported: Yes
Read look-ahead supported: Yes
Read look-ahead enabled: Yes
Write cache supported: Yes
Write cache enabled: Yes
Power management supported: Yes
Security mode supported: Yes
Security mode enabled: No
Device Configuration Overlay (DCO) supported: Yes
48bit Addressing supported: Yes
Auto Acoustic Managment (AAM) supported: No
Power-up in Standby (PUIS) supported: No
Advanced Power Management (APM) supported: Yes
Advanced Power Management (APM) enabled: Yes
Current APM level: Minimum power consumption without Standby
CompactFlash Association (CFA) supported: No
General Purpose Logging (GPL) supported: Yes
Streaming supported: No
Media card pass through supported: No
Extended power conditions supported: No
Extended status reporting supported: Yes
Extended status reporting enabled: No
Write-read-verify supported: Yes
Write-read-verify enabled: No
Free-fall control supported: No
TRIM command supported: No
SCT command transport supported: Yes
NV Cache enabled: No
NV Cache Power Management supported: No
SMART ATTRIBUTES:
ID Description Status Value Worst Threshold Raw Value TEC
---------------------------------------------------------------------------------------------------------------------------------------------
1 Raw Read Error Rate OK 100 100 50 0 N/A
2 Throughput Performance OK 100 100 50 0 N/A
3 Spin Up Time OK 100 100 1 5359 N/A
4 Start/Stop Count OK 100 100 0 7453 N/A
5 Reallocated Sector Count OK 100 100 50 0 N/A
7 Seek Error Rate OK 100 100 50 0 N/A
8 Seek Time Performance OK 100 100 50 0 N/A
9 Power On Time OK 71 71 0 11938 N/A
10 Spin Retry Count OK 249 100 30 0 N/A
12 Power Cycle Count OK 100 100 0 14 N/A
191 G-sense Error Rate OK 100 100 0 0 N/A
192 Power off Retract Count OK 100 100 0 1 N/A
193 Load Cycle Count OK 97 97 0 30040 N/A
194 Temperature OK 100 100 0 31 C N/A
196 Reallocation Event Count OK 100 100 0 0 N/A
197 Current Pending Sector Count OK 100 100 0 0 N/A
198 Uncorrectable Sector Count OK 100 100 0 0 N/A
199 UltraDMA CRC Error Count OK 200 253 0 0 N/A
220 Disk shift OK 100 100 0 0 N/A
222 Loaded hours OK 99 99 0 701 N/A
223 Load/Unload retry count OK 100 100 0 0 N/A
224 Load friction OK 100 100 0 0 N/A
226 Load-in Time OK 100 100 0 275 N/A
240 Head flying hours OK 100 100 1 0 N/A
我想在包含两种语言的音频流的 MKV 文件中进行动态音频规范化
ffmpeg -i "Source.mkv" -vcodec copy -af "dynaudnorm=f=50:p=0.9" "Target.mkv"
在此命令之后,结果仅包含第一个音频流。
如何使 FFMPEG 保持视频原样并处理所有音频流,无论它们有多少?
更新
-map 0
以错误“为输出流 0:1 缓冲的数据包过多”结束。
-map 0:a
以错误“为输出流 0:0 缓冲的数据包过多”结束。
-map 0:2
导致 FFMPEG 在目标文件中只留下一个流,这个流是第二个音频。(而且我需要一个通用命令,它能够在不更改命令行中的任何内容的情况下处理所有流)
Toshiba Satellite U500 笔记本电脑没有处于睡眠状态,而是完全关闭,并且在每天 8 点 50 分仍会自行开机,尽管 BIOS 没有任何关于定时开机的设置。
除“关键电池唤醒”设置外,“局域网唤醒”等所有“唤醒”设置均已关闭。如果就是这个设置,那为什么要定时开机呢?
这怎么可能是真的?
如何禁用此行为?
是否有可能某些外部设备(WiFi 或蓝牙)能够将其唤醒?
我用它做的唯一一件事就是用 4GB 替换了两个 2GB RAM 模块中的一个。现在它有 6 GB RAM。然后我用 SSD 三星 870 EVO 2TB 替换它的 HDD 以 1:1 克隆系统。不幸的是,我不记得它是否曾经在这些变化之前醒来。
以下捆绑包用于下载和编码音频:
/usr/local/bin/youtube-dl --playlist-reverse -o "%(upload_date)s %(title)s.%(ext)s" --write-annotations --download-archive ".archive" --add-metadata --write-sub --sub-lang en --write-auto-sub -f "bestaudio[ext=m4a]" -i "https://www.youtube.com/channel/CHANNEL_ID"
for name in *.m4a; do
/usr/bin/ffmpeg -y -hide_banner -loglevel info -i "$name" -metadata artist="ArtistName" -metadata album="AlbumName" -acodec libmp3lame -ar 44100 -ac 1 -ab 192k "${name%.*}_192.mp3"
done
在十六进制查看器中查看生成的文件时,可以以二进制形式查看原始视频的描述,但在 Tag&Rename 3.5.5 中加载文件时,标准的“描述”ID3 标记中没有任何内容。
此外,标准的“URL”ID3 标签既不显示在 Tag&Rename 中,也不以二进制形式出现。
如何将描述和 URL 都导入到正确的位置?
我曾经将我生成的自签名证书导入到 Windows 的根 CA 存储中。它总是成功的。
现在我遇到了我们公司作为产品的一部分生成的自签名证书。它与产品一起安装。
当我访问应用程序的网站时,所有浏览器(MS Edge、Vivaldi、Chrome)都显示证书无效,但当我使用同一浏览器查看证书属性时,一切都有效。
怎么可能,有什么问题?将此证书导入根 CA 存储没有帮助。