النسخ الاحتياطي ، الجزء 2: نظرة عامة واختبار أدوات النسخ الاحتياطي المستندة إلى rsync

1. النسخ الاحتياطي ، الجزء 1: لماذا تحتاج إلى نسخة احتياطية ، لمحة عامة عن الأساليب والتقنيات
2. النسخ الاحتياطي ، الجزء 2: نظرة عامة واختبار أداة النسخ الاحتياطي المستندة إلى rsync
3. النسخ الاحتياطي ، الجزء 3: نظرة عامة واختبار التكرار ، النسخ
4. النسخ الاحتياطي ، الجزء 4: نظرة عامة واختبار zbackup ، restic ، borgbackup
5. النسخ الاحتياطي ، الجزء 5: اختبار Bacula و Veeam Backup لنظام التشغيل Linux
6. النسخ الاحتياطي ، الجزء 6: مقارنة أدوات النسخ الاحتياطي
7. النسخ الاحتياطي الجزء 7: الاستنتاجات

 sysbench --threads=2 --time=30 --cpu-max-prime=20000 cpu run sysbench 1.0.17 (using system LuaJIT 2.0.4) Running the test with following options: Number of threads: 2 Initializing random number generator from current time Prime numbers limit: 20000 Initializing worker threads... Threads started! CPU speed: events per second: 1081.62 General statistics: total time: 30.0013s total number of events: 32453 Latency (ms): min: 1.48 avg: 1.85 max: 9.84 95th percentile: 2.07 sum: 59973.40 Threads fairness: events (avg/stddev): 16226.5000/57.50 execution time (avg/stddev): 29.9867/0.00 

 sysbench --threads=4 --time=30 --memory-block-size=1K --memory-scope=global --memory-total-size=100G --memory-oper=read memory run sysbench 1.0.17 (using system LuaJIT 2.0.4) Running the test with following options: Number of threads: 4 Initializing random number generator from current time Running memory speed test with the following options: block size: 1KiB total size: 102400MiB operation: read scope: global Initializing worker threads... Threads started! Total operations: 104857600 (5837637.63 per second) 102400.00 MiB transferred (5700.82 MiB/sec) General statistics: total time: 17.9540s total number of events: 104857600 Latency (ms): min: 0.00 avg: 0.00 max: 66.08 95th percentile: 0.00 sum: 18544.64 Threads fairness: events (avg/stddev): 26214400.0000/0.00 execution time (avg/stddev): 4.6362/0.12 

 sysbench --threads=4 --time=30 --memory-block-size=1K --memory-scope=global --memory-total-size=100G --memory-oper=write memory run sysbench 1.0.17 (using system LuaJIT 2.0.4) Running the test with following options: Number of threads: 4 Initializing random number generator from current time Running memory speed test with the following options: block size: 1KiB total size: 102400MiB operation: write scope: global Initializing worker threads... Threads started! Total operations: 91414596 (3046752.56 per second) 89272.07 MiB transferred (2975.34 MiB/sec) General statistics: total time: 30.0019s total number of events: 91414596 Latency (ms): min: 0.00 avg: 0.00 max: 1022.90 95th percentile: 0.00 sum: 66430.91 Threads fairness: events (avg/stddev): 22853649.0000/945488.53 execution time (avg/stddev): 16.6077/1.76 

 sysbench --threads=4 --file-test-mode=rndrw --time=60 --file-block-size=4K --file-total-size=1G fileio run sysbench 1.0.17 (using system LuaJIT 2.0.4) Running the test with following options: Number of threads: 4 Initializing random number generator from current time Extra file open flags: (none) 128 files, 8MiB each 1GiB total file size Block size 4KiB Number of IO requests: 0 Read/Write ratio for combined random IO test: 1.50 Periodic FSYNC enabled, calling fsync() each 100 requests. Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing random r/w test Initializing worker threads... Threads started! File operations: reads/s: 4587.95 writes/s: 3058.66 fsyncs/s: 9795.73 Throughput: read, MiB/s: 17.92 written, MiB/s: 11.95 General statistics: total time: 60.0241s total number of events: 1046492 Latency (ms): min: 0.00 avg: 0.23 max: 14.45 95th percentile: 0.94 sum: 238629.34 Threads fairness: events (avg/stddev): 261623.0000/1849.14 execution time (avg/stddev): 59.6573/0.00 

 sysbench --threads=4 --file-test-mode=rndrw --time=60 --file-block-size=4K --file-total-size=1G fileio run sysbench 1.0.17 (using system LuaJIT 2.0.4) Running the test with following options: Number of threads: 4 Initializing random number generator from current time Extra file open flags: (none) 128 files, 8MiB each 1GiB total file size Block size 4KiB Number of IO requests: 0 Read/Write ratio for combined random IO test: 1.50 Periodic FSYNC enabled, calling fsync() each 100 requests. Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing random r/w test Initializing worker threads... Threads started! File operations: reads/s: 11.37 writes/s: 7.58 fsyncs/s: 29.99 Throughput: read, MiB/s: 0.04 written, MiB/s: 0.03 General statistics: total time: 73.8868s total number of events: 3104 Latency (ms): min: 0.00 avg: 78.57 max: 3840.90 95th percentile: 297.92 sum: 243886.02 Threads fairness: events (avg/stddev): 776.0000/133.26 execution time (avg/stddev): 60.9715/1.59 

 iperf3 -c backup Connecting to host backup, port 5201 [ 4] local xxxx port 59402 connected to yyyy port 5201 [ ID] Interval Transfer Bandwidth Retr Cwnd [ 4] 0.00-1.00 sec 419 MBytes 3.52 Gbits/sec 810 182 KBytes [ 4] 1.00-2.00 sec 393 MBytes 3.30 Gbits/sec 810 228 KBytes [ 4] 2.00-3.00 sec 378 MBytes 3.17 Gbits/sec 810 197 KBytes [ 4] 3.00-4.00 sec 380 MBytes 3.19 Gbits/sec 855 198 KBytes [ 4] 4.00-5.00 sec 375 MBytes 3.15 Gbits/sec 810 182 KBytes [ 4] 5.00-6.00 sec 379 MBytes 3.17 Gbits/sec 765 228 KBytes [ 4] 6.00-7.00 sec 376 MBytes 3.15 Gbits/sec 810 180 KBytes [ 4] 7.00-8.00 sec 379 MBytes 3.18 Gbits/sec 765 253 KBytes [ 4] 8.00-9.00 sec 380 MBytes 3.19 Gbits/sec 810 239 KBytes [ 4] 9.00-10.00 sec 411 MBytes 3.44 Gbits/sec 855 184 KBytes - - - - - - - - - - - - - - - - - - - - - - - - - [ ID] Interval Transfer Bandwidth Retr [ 4] 0.00-10.00 sec 3.78 GBytes 3.25 Gbits/sec 8100 sender [ 4] 0.00-10.00 sec 3.78 GBytes 3.25 Gbits/sec receiver