---> uname -a: Linux 05fe8daf7968 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 13.8G 36.2G 28% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 13.8G 36.2G 28% /etc/resolv.conf /dev/vda1 50.0G 13.8G 36.2G 28% /etc/hostname /dev/vda1 50.0G 13.8G 36.2G 28% /etc/hosts /dev/vda1 50.0G 13.8G 36.2G 28% /var/log/sa /dev/vda1 50.0G 13.8G 36.2G 28% /w/workspace/edgex-go/4 /dev/vda1 50.0G 13.8G 36.2G 28% /w/workspace/edgex-go/4@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 638 130 0 1069 1114 Swap: 1023 71 952 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 116: eth0@if117: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 08/11/20 _x86_64_ (4 CPU) 04:29:24 LINUX RESTART 04:30:01 tps rtps wtps bread/s bwrtn/s 04:31:02 94.78 41.67 53.11 7752.58 10291.05 04:32:01 374.35 248.93 125.41 10209.68 60754.67 04:33:01 139.81 26.90 112.91 2182.52 25071.05 04:34:01 348.15 227.57 120.58 9129.13 25059.16 04:35:02 207.82 47.82 160.00 16941.44 95755.72 04:36:03 3165.22 2822.89 342.33 200024.50 212620.70 04:37:01 768.07 554.49 213.58 35994.37 48127.00 04:38:03 2140.60 1750.11 390.49 148183.10 172134.25 04:39:02 1714.57 1420.97 293.59 101571.78 110813.78 04:40:01 1261.73 984.11 277.63 49145.89 59565.89 04:41:01 22.36 15.02 7.34 3036.16 177.74 04:42:01 0.33 0.02 0.32 0.27 3.50 04:43:01 0.18 0.02 0.17 0.53 1.53 04:44:01 0.30 0.00 0.30 0.00 3.28 04:45:01 2.01 1.78 0.23 56.75 2.96 04:46:01 0.87 0.03 0.83 1.07 15.37 04:47:02 0.33 0.02 0.32 0.53 3.95 04:48:01 0.27 0.02 0.25 0.27 3.66 04:49:01 0.28 0.03 0.25 0.40 2.61 04:50:01 0.20 0.00 0.20 0.00 1.62 04:51:01 0.75 0.47 0.28 131.25 3.33 Average: 490.61 390.30 100.31 28083.81 39359.97 04:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:31:02 69604 1811952 96.30 2620 1185912 1332788 45.49 524948 1121656 56020 04:32:01 105824 1775732 94.38 1492 1066112 1907608 65.10 614384 959156 16 04:33:01 109968 1771588 94.16 1492 1063932 1314800 44.87 731500 789380 23544 04:34:01 515312 1366244 72.61 468 685344 1380320 47.11 548320 581276 26184 04:35:02 69228 1812328 96.32 0 1175768 1249424 42.64 759948 865276 29180 04:36:03 69320 1812236 96.32 0 1027012 2324320 79.32 800204 836300 68496 04:37:01 512356 1369200 72.77 0 670588 1659792 56.65 506700 653884 6480 04:38:03 72048 1809508 96.17 0 1108956 1931260 65.91 673852 956012 89464 04:39:02 210304 1671252 88.82 0 955352 2202512 75.17 587236 874448 6852 04:40:01 412532 1469024 78.07 0 863148 1348744 46.03 390044 879820 0 04:41:01 564868 1316688 69.98 0 752324 1177184 40.18 383200 737304 12 04:42:01 566916 1314640 69.87 0 752352 1162780 39.68 382484 736552 12 04:43:01 567096 1314460 69.86 0 752344 1162780 39.68 382488 736552 8 04:44:01 567056 1314500 69.86 0 752368 1162780 39.68 382492 736568 8 04:45:01 565624 1315932 69.94 0 753368 1162780 39.68 383296 736776 16 04:46:01 565420 1316136 69.95 0 753384 1162864 39.69 383376 736776 8 04:47:02 565788 1315768 69.93 0 753376 1162772 39.68 383304 736776 12 04:48:01 565732 1315824 69.93 0 753396 1162780 39.68 383436 736800 8 04:49:01 565284 1316272 69.96 0 753408 1162780 39.68 383320 736808 12 04:50:01 565564 1315992 69.94 0 753412 1162780 39.68 383320 736812 8 04:51:01 558832 1322724 70.30 0 757308 1162840 39.69 388864 738056 8 Average: 398318 1483238 78.83 289 861389 1402699 47.87 493177 791571 14588 04:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:31:02 eth0 1250.68 1003.72 4618.49 146.12 0.00 0.00 0.00 04:31:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:31:02 veth11030af 388.64 271.93 35.22 967.78 0.00 0.00 0.00 04:31:02 docker0 388.64 271.80 29.90 967.77 0.00 0.00 0.00 04:32:01 veth8cb9f00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 eth0 2982.86 2381.62 12177.19 3003.69 0.00 0.00 0.00 04:32:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:32:01 veth0dfbfe9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 eth0 297.19 195.74 1796.35 24.17 0.00 0.00 0.00 04:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 docker0 1158.01 884.02 85.41 3360.16 0.00 0.00 0.00 04:34:01 eth0 44.00 26.88 33.20 66.18 0.00 0.00 0.00 04:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 veth8e6f676 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:34:01 docker0 1165.71 889.90 85.98 3382.52 0.00 0.00 0.00 04:35:02 vetha28930f 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:35:02 eth0 3386.42 2636.02 15415.58 3095.07 0.00 0.00 0.00 04:35:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:03 vetha28930f 0.00 0.23 0.00 0.01 0.00 0.00 0.00 04:36:03 eth0 52.07 36.59 160.78 46.35 0.00 0.00 0.00 04:36:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:03 docker0 13.87 18.83 0.75 144.03 0.00 0.00 0.00 04:37:01 veth7da7605 2.27 4.15 0.15 30.12 0.00 0.00 0.00 04:37:01 vetha28930f 0.00 0.39 0.00 0.02 0.00 0.00 0.00 04:37:01 eth0 3593.70 2788.57 16227.80 3271.36 0.00 0.00 0.00 04:37:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:38:03 vetha5917c6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:03 vetha28930f 0.00 0.30 0.00 0.01 0.00 0.00 0.00 04:38:03 vethc01059c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:03 eth0 3486.62 2685.36 15597.69 3126.59 0.00 0.00 0.00 04:39:02 vetha28930f 0.00 0.03 0.00 0.00 0.00 0.00 0.00 04:39:02 veth1c74217 0.00 0.15 0.00 0.01 0.00 0.00 0.00 04:39:02 eth0 55.27 35.71 86.75 61.11 0.00 0.00 0.00 04:39:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:40:01 vetha28930f 0.00 0.24 0.00 0.01 0.00 0.00 0.00 04:40:01 eth0 91.56 65.39 217.60 67.33 0.00 0.00 0.00 04:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 docker0 1265.73 1030.11 92.02 4261.78 0.00 0.00 0.00 04:41:01 eth0 4.25 2.81 4.60 1.78 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 eth0 0.18 0.08 0.01 0.01 0.00 0.00 0.00 04:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 04:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 eth0 0.05 0.02 0.00 0.00 0.00 0.00 0.00 04:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 eth0 0.28 0.20 0.14 0.07 0.00 0.00 0.00 04:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:02 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 04:47:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 04:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 04:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 eth0 0.77 0.17 0.19 0.07 0.00 0.00 0.00 04:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 179.14 137.71 786.39 161.19 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 59.44 48.38 4.32 200.14 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 08/11/20 _x86_64_ (4 CPU) 04:29:24 LINUX RESTART 04:30:01 CPU %user %nice %system %iowait %steal %idle 04:31:02 all 16.71 0.00 7.29 2.31 0.15 73.54 04:31:02 0 15.76 0.00 8.85 2.13 0.19 73.07 04:31:02 1 16.83 0.00 7.49 4.60 0.14 70.94 04:31:02 2 17.14 0.00 6.46 1.29 0.12 74.99 04:31:02 3 17.09 0.00 6.40 1.25 0.17 75.09 04:32:01 all 22.19 0.00 8.82 2.64 0.14 66.21 04:32:01 0 21.85 0.00 9.69 0.20 0.11 68.16 04:32:01 1 29.63 0.00 8.75 2.00 0.12 59.50 04:32:01 2 19.20 0.00 8.93 6.59 0.12 65.16 04:32:01 3 18.08 0.00 7.86 1.72 0.18 72.17 04:33:01 all 6.06 0.00 4.43 3.48 0.39 85.64 04:33:01 0 6.29 0.00 4.95 2.32 0.39 86.06 04:33:01 1 5.61 0.00 4.44 3.95 0.35 85.66 04:33:01 2 6.26 0.00 3.95 3.13 0.42 86.25 04:33:01 3 6.07 0.00 4.45 4.53 0.42 84.53 04:34:01 all 52.17 0.00 14.64 7.32 0.48 25.38 04:34:01 0 52.82 0.00 14.18 8.84 0.45 23.70 04:34:01 1 51.22 0.00 14.83 7.67 0.49 25.78 04:34:01 2 52.34 0.00 14.91 5.90 0.56 26.29 04:34:01 3 52.29 0.00 14.63 6.87 0.42 25.79 04:35:02 all 21.82 0.00 12.04 9.52 0.39 56.24 04:35:02 0 23.67 0.00 12.60 9.74 0.41 53.59 04:35:02 1 19.56 0.00 11.72 8.80 0.43 59.49 04:35:02 2 23.11 0.00 12.13 8.08 0.36 56.32 04:35:02 3 20.94 0.00 11.73 11.47 0.31 55.56 04:36:03 all 25.33 0.00 28.92 21.56 1.27 22.91 04:36:03 0 24.53 0.00 30.22 20.83 1.42 23.01 04:36:03 1 25.44 0.00 27.98 21.82 1.32 23.44 04:36:03 2 25.61 0.00 28.73 23.18 1.19 21.29 04:36:03 3 25.76 0.00 28.74 20.41 1.17 23.92 04:37:01 all 56.32 0.00 15.20 15.12 0.21 13.14 04:37:01 0 58.19 0.00 14.69 17.06 0.25 9.80 04:37:01 1 55.52 0.00 15.28 14.22 0.24 14.75 04:37:01 2 55.49 0.00 15.68 16.34 0.16 12.33 04:37:01 3 56.05 0.00 15.14 12.88 0.22 15.72 04:38:03 all 18.11 0.00 23.41 28.63 0.88 28.98 04:38:03 0 17.79 0.00 23.02 29.40 0.91 28.88 04:38:03 1 17.57 0.00 23.51 29.23 0.88 28.81 04:38:03 2 18.23 0.00 23.27 28.03 0.98 29.49 04:38:03 3 18.85 0.00 23.87 27.83 0.73 28.72 04:39:02 all 49.55 0.00 19.86 22.28 0.48 7.83 04:39:02 0 49.82 0.00 20.13 20.29 0.53 9.23 04:39:02 1 49.20 0.00 20.08 21.62 0.52 8.58 04:39:02 2 49.64 0.00 19.57 23.73 0.47 6.59 04:39:02 3 49.54 0.00 19.65 23.50 0.38 6.93 04:40:01 all 17.53 0.00 12.81 23.38 0.06 46.22 04:40:01 0 15.72 0.00 12.44 15.21 0.07 56.56 04:40:01 1 19.45 0.00 13.22 27.41 0.03 39.88 04:40:01 2 16.94 0.00 12.60 23.90 0.07 46.49 04:40:01 3 17.99 0.00 13.01 27.04 0.05 41.91 04:41:01 all 0.37 0.00 0.33 0.36 0.00 98.94 04:41:01 0 0.17 0.00 0.17 0.18 0.00 99.48 04:41:01 1 0.30 0.00 0.47 0.35 0.00 98.88 04:41:01 2 0.22 0.00 0.43 0.18 0.00 99.17 04:41:01 3 0.82 0.00 0.23 0.73 0.00 98.22 04:42:01 all 0.08 0.00 0.04 0.00 0.00 99.87 04:42:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:42:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:42:01 2 0.02 0.00 0.03 0.00 0.00 99.95 04:42:01 3 0.25 0.00 0.07 0.00 0.00 99.68 04:43:01 all 0.03 0.00 0.03 0.00 0.00 99.94 04:43:01 0 0.05 0.00 0.05 0.00 0.00 99.90 04:43:01 1 0.03 0.00 0.02 0.00 0.00 99.95 04:43:01 2 0.02 0.00 0.03 0.00 0.02 99.93 04:43:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:44:01 all 0.14 0.00 0.02 0.00 0.00 99.84 04:44:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:44:01 1 0.02 0.00 0.02 0.00 0.00 99.97 04:44:01 2 0.05 0.00 0.02 0.00 0.00 99.93 04:44:01 3 0.47 0.00 0.03 0.00 0.00 99.50 04:45:01 all 0.16 0.00 0.05 0.02 0.00 99.77 04:45:01 0 0.05 0.00 0.03 0.00 0.00 99.92 04:45:01 1 0.05 0.00 0.10 0.05 0.00 99.80 04:45:01 2 0.03 0.00 0.05 0.02 0.00 99.90 04:45:01 3 0.50 0.00 0.03 0.02 0.02 99.43 04:46:01 all 0.15 0.00 0.03 0.00 0.00 99.82 04:46:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:46:01 1 0.05 0.00 0.05 0.00 0.02 99.88 04:46:01 2 0.02 0.00 0.02 0.00 0.00 99.97 04:46:01 3 0.53 0.00 0.02 0.00 0.00 99.45 04:47:02 all 0.11 0.00 0.03 0.00 0.00 99.85 04:47:02 0 0.00 0.00 0.00 0.00 0.00 100.00 04:47:02 1 0.08 0.00 0.05 0.00 0.00 99.87 04:47:02 2 0.07 0.00 0.02 0.00 0.00 99.92 04:47:02 3 0.28 0.00 0.07 0.00 0.00 99.65 04:48:01 all 0.07 0.00 0.04 0.00 0.00 99.89 04:48:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:48:01 1 0.03 0.00 0.07 0.00 0.00 99.90 04:48:01 2 0.02 0.00 0.03 0.00 0.00 99.95 04:48:01 3 0.20 0.00 0.05 0.00 0.00 99.75 04:49:01 all 0.16 0.00 0.03 0.00 0.00 99.80 04:49:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:49:01 1 0.07 0.00 0.03 0.00 0.00 99.90 04:49:01 2 0.05 0.00 0.03 0.00 0.00 99.92 04:49:01 3 0.52 0.00 0.05 0.00 0.00 99.43 04:50:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:50:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:50:01 1 0.07 0.00 0.05 0.00 0.00 99.88 04:50:01 2 0.02 0.00 0.00 0.00 0.00 99.98 04:50:01 3 0.50 0.00 0.02 0.00 0.00 99.48 04:51:01 all 0.15 0.00 0.03 0.01 0.00 99.80 04:51:01 0 0.02 0.00 0.02 0.00 0.02 99.95 04:51:01 1 0.03 0.00 0.02 0.00 0.02 99.93 04:51:01 2 0.03 0.00 0.05 0.00 0.00 99.92 04:51:01 3 0.52 0.00 0.05 0.03 0.00 99.40 Average: all 13.22 0.00 6.86 6.33 0.21 73.38 Average: 0 13.19 0.00 7.02 5.86 0.22 73.71 Average: 1 13.38 0.00 6.88 6.58 0.21 72.94 Average: 2 13.09 0.00 6.81 6.49 0.21 73.40 Average: 3 13.21 0.00 6.75 6.38 0.19 73.48