---> uname -a: Linux bedecc107bc8 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: 2933.442 BogoMIPS: 5866.88 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 13.5G 36.5G 27% / 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 13.5G 36.5G 27% /etc/resolv.conf /dev/vda1 50.0G 13.5G 36.5G 27% /etc/hostname /dev/vda1 50.0G 13.5G 36.5G 27% /etc/hosts /dev/vda1 50.0G 13.5G 36.5G 27% /var/log/sa /dev/vda1 50.0G 13.5G 36.5G 27% /w/workspace/edgex-go/18 /dev/vda1 50.0G 13.5G 36.5G 27% /w/workspace/edgex-go/18@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 638 107 0 1091 1117 Swap: 1023 79 944 ---> 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 114: eth0@if115: 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) 07/28/20 _x86_64_ (4 CPU) 06:09:02 LINUX RESTART 06:10:01 tps rtps wtps bread/s bwrtn/s 06:11:02 157.09 62.71 94.38 9040.81 44962.07 06:12:01 511.41 326.19 185.23 12437.48 45632.13 06:13:01 310.84 166.39 144.44 5851.66 29807.02 06:14:04 206.29 65.83 140.46 14844.80 71306.53 06:15:02 2216.89 1862.59 354.31 188535.20 207632.03 06:16:02 957.22 650.85 306.37 75604.52 92584.44 06:17:06 1665.55 1298.43 367.12 157458.20 194140.43 06:18:04 1315.05 1021.04 294.00 78246.07 89018.29 06:19:01 146.82 19.29 127.53 3452.32 10075.45 06:20:01 6.81 1.05 5.76 21.57 181.02 06:21:01 0.40 0.05 0.35 0.93 6.63 06:22:01 0.30 0.02 0.28 0.13 4.56 06:23:01 0.38 0.02 0.37 0.27 5.45 06:24:01 0.58 0.27 0.32 27.04 4.60 06:25:01 1.97 1.13 0.83 25.31 17.05 06:26:02 0.37 0.05 0.32 0.40 4.86 06:27:01 0.34 0.03 0.30 0.27 4.39 06:28:01 0.32 0.08 0.23 0.80 3.25 06:29:01 0.27 0.02 0.25 0.13 2.73 06:30:01 92.68 50.92 41.75 5589.75 13655.05 Average: 380.93 277.37 103.57 27835.86 40431.33 06:10:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:11:02 77896 1803660 95.86 2108 1105860 1563852 53.37 731672 884372 33232 06:12:01 107232 1774324 94.30 1492 1011972 1720316 58.71 702676 835964 19216 06:13:01 304556 1577000 83.81 420 838572 1512844 51.63 583184 720484 48 06:14:04 74940 1806616 96.02 92 1130848 1268016 43.28 737244 852068 63040 06:15:02 74576 1806980 96.04 0 1029948 2933036 100.10 685016 951532 53448 06:16:02 87072 1794484 95.37 0 1156740 1355520 46.26 580692 1009088 928 06:17:06 67516 1814040 96.41 0 1093692 2374452 81.04 529076 1097708 47436 06:18:04 393780 1487776 79.07 0 839988 1955880 66.75 605004 680348 680 06:19:01 309444 1572112 83.55 0 1004756 1170832 39.96 589772 769504 20 06:20:01 313708 1567848 83.33 0 1005204 1147248 39.15 588100 769728 20 06:21:01 314624 1566932 83.28 0 1005200 1142036 38.98 587504 769756 8 06:22:01 315344 1566212 83.24 0 1005220 1136896 38.80 587136 769744 8 06:23:01 315064 1566492 83.26 0 1005224 1136896 38.80 587140 769748 8 06:24:01 313416 1568140 83.34 0 1006156 1138568 38.86 588148 770380 8 06:25:01 313000 1568556 83.36 0 1006212 1137064 38.81 583688 774696 8 06:26:02 313596 1567960 83.33 0 1006224 1136896 38.80 583308 774708 8 06:27:01 313836 1567720 83.32 0 1006232 1136896 38.80 583204 774720 8 06:28:01 313680 1567876 83.33 0 1006240 1136896 38.80 583192 774740 8 06:29:01 313860 1567696 83.32 0 1006248 1136896 38.80 583340 774744 8 06:30:01 84712 1796844 95.50 0 1144580 1561708 53.30 674604 890644 78932 Average: 236093 1645463 87.45 206 1020756 1440137 49.15 613685 820734 14854 06:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:11:02 eth0 2122.15 1614.17 8704.33 2855.49 0.00 0.00 0.00 06:11:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:02 docker0 852.94 827.96 68.32 2660.81 0.00 0.00 0.00 06:12:01 vethcd17a8a 0.00 0.12 0.00 0.01 0.00 0.00 0.00 06:12:01 eth0 3528.47 2620.97 13992.54 3024.55 0.00 0.00 0.00 06:12:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 06:12:01 docker0 1008.49 1009.15 79.19 3442.40 0.00 0.00 0.00 06:13:01 vethfd14705 0.00 0.12 0.00 0.01 0.00 0.00 0.00 06:13:01 vethcd17a8a 0.07 0.20 0.00 0.02 0.00 0.00 0.00 06:13:01 eth0 3552.13 2635.19 14389.74 3057.97 0.00 0.00 0.00 06:13:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 06:14:04 eth0 111.46 72.67 1590.52 55.22 0.00 0.00 0.00 06:14:04 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:04 veth3371991 0.00 0.13 0.00 0.01 0.00 0.00 0.00 06:14:04 docker0 953.05 953.67 74.83 3252.94 0.00 0.00 0.00 06:15:02 veth3fa74ca 0.00 0.02 0.00 0.00 0.00 0.00 0.00 06:15:02 vethbb4d938 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:02 eth0 3831.78 2829.73 16592.80 3236.58 0.00 0.00 0.00 06:15:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 06:16:02 eth0 77.14 48.81 187.34 64.95 0.00 0.00 0.00 06:16:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:02 veth3371991 0.00 0.40 0.00 0.02 0.00 0.00 0.00 06:16:02 docker0 1037.77 1053.94 80.73 3691.31 0.00 0.00 0.00 06:17:06 vethaa15e6e 0.00 0.31 0.00 0.02 0.00 0.00 0.00 06:17:06 eth0 3604.22 2641.54 15330.81 3041.71 0.00 0.00 0.00 06:17:06 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 06:17:06 veth3371991 0.00 0.62 0.00 0.03 0.00 0.00 0.00 06:18:04 eth0 39.14 21.96 66.62 51.38 0.00 0.00 0.00 06:18:04 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:04 veth3371991 0.00 0.07 0.00 0.00 0.00 0.00 0.00 06:18:04 veth9ecab57 0.00 0.03 0.00 0.00 0.00 0.00 0.00 06:19:01 eth0 104.71 63.89 447.60 54.73 0.00 0.00 0.00 06:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 docker0 1122.29 1181.37 86.57 4426.43 0.00 0.00 0.00 06:20:01 eth0 0.87 0.62 0.71 0.26 0.00 0.00 0.00 06:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:01 eth0 0.25 0.18 0.10 0.04 0.00 0.00 0.00 06:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:22:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 06:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 06:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 eth0 0.53 0.08 0.06 0.01 0.00 0.00 0.00 06:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 eth0 0.68 0.52 0.40 0.27 0.00 0.00 0.00 06:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:02 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 06:26:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 06:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:01 eth0 0.12 0.07 0.01 0.01 0.00 0.00 0.00 06:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 eth0 0.67 0.03 0.06 0.00 0.00 0.00 0.00 06:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 eth0 91.11 62.61 2328.71 10.08 0.00 0.00 0.00 06:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 157.01 114.93 807.38 165.72 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 53.40 56.22 4.12 210.63 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) 07/28/20 _x86_64_ (4 CPU) 06:09:02 LINUX RESTART 06:10:01 CPU %user %nice %system %iowait %steal %idle 06:11:02 all 22.40 0.00 8.55 1.77 0.19 67.09 06:11:02 0 20.61 0.00 11.10 0.74 0.16 67.40 06:11:02 1 30.47 0.00 7.31 0.66 0.17 61.38 06:11:02 2 14.75 0.00 8.26 3.72 0.24 73.03 06:11:02 3 23.75 0.00 7.55 1.96 0.17 66.57 06:12:01 all 15.71 0.00 8.98 7.03 0.19 68.09 06:12:01 0 16.56 0.00 8.50 6.39 0.22 68.33 06:12:01 1 14.99 0.00 8.67 8.10 0.16 68.08 06:12:01 2 16.00 0.00 9.21 6.72 0.14 67.93 06:12:01 3 15.27 0.00 9.59 6.90 0.24 68.00 06:13:01 all 48.24 0.00 13.57 6.77 0.05 31.37 06:13:01 0 48.86 0.00 13.94 8.45 0.07 28.69 06:13:01 1 47.07 0.00 13.95 4.82 0.05 34.11 06:13:01 2 48.63 0.00 12.63 4.96 0.03 33.76 06:13:01 3 48.42 0.00 13.73 8.85 0.03 28.96 06:14:04 all 20.74 0.00 10.32 11.67 0.08 57.18 06:14:04 0 20.40 0.00 9.69 11.81 0.08 58.02 06:14:04 1 20.61 0.00 10.91 11.87 0.10 56.51 06:14:04 2 20.43 0.00 10.34 11.27 0.08 57.88 06:14:04 3 21.51 0.00 10.36 11.77 0.05 56.32 06:15:02 all 21.58 0.00 23.62 22.26 0.11 32.43 06:15:02 0 21.69 0.00 23.06 20.77 0.12 34.36 06:15:02 1 21.58 0.00 23.24 21.25 0.12 33.81 06:15:02 2 21.56 0.00 24.10 21.96 0.12 32.25 06:15:02 3 21.49 0.00 24.10 25.09 0.07 29.25 06:16:02 all 52.14 0.00 18.52 18.60 0.04 10.70 06:16:02 0 52.05 0.00 19.75 12.85 0.02 15.33 06:16:02 1 53.77 0.00 17.51 20.74 0.03 7.95 06:16:02 2 51.46 0.00 18.94 20.62 0.03 8.94 06:16:02 3 51.27 0.00 17.88 20.19 0.07 10.60 06:17:06 all 25.72 0.00 23.34 27.39 0.06 23.48 06:17:06 0 25.07 0.00 22.87 27.42 0.08 24.56 06:17:06 1 25.75 0.00 23.57 25.12 0.08 25.48 06:17:06 2 27.04 0.00 22.89 29.81 0.06 20.20 06:17:06 3 25.05 0.00 24.01 27.23 0.05 23.66 06:18:04 all 48.43 0.00 17.83 22.97 0.06 10.71 06:18:04 0 49.02 0.00 17.29 22.38 0.09 11.22 06:18:04 1 48.44 0.00 17.95 21.08 0.04 12.49 06:18:04 2 47.87 0.00 18.58 24.83 0.05 8.66 06:18:04 3 48.37 0.00 17.53 23.59 0.04 10.48 06:19:01 all 6.83 0.00 4.95 6.69 0.03 81.50 06:19:01 0 10.68 0.00 6.17 4.51 0.02 78.62 06:19:01 1 3.58 0.00 4.11 8.18 0.05 84.09 06:19:01 2 8.73 0.00 5.25 4.70 0.02 81.29 06:19:01 3 4.29 0.00 4.27 9.40 0.02 82.02 06:20:01 all 0.13 0.00 0.06 0.02 0.00 99.79 06:20:01 0 0.07 0.00 0.03 0.00 0.00 99.90 06:20:01 1 0.40 0.00 0.10 0.02 0.00 99.48 06:20:01 2 0.05 0.00 0.10 0.07 0.00 99.78 06:20:01 3 0.02 0.00 0.02 0.02 0.00 99.95 06:21:01 all 0.17 0.00 0.03 0.00 0.00 99.80 06:21:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:21:01 1 0.55 0.00 0.02 0.00 0.00 99.43 06:21:01 2 0.03 0.00 0.02 0.00 0.00 99.95 06:21:01 3 0.03 0.00 0.05 0.00 0.00 99.92 06:22:01 all 0.15 0.00 0.02 0.00 0.00 99.83 06:22:01 0 0.00 0.00 0.02 0.00 0.00 99.98 06:22:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:22:01 2 0.52 0.00 0.02 0.00 0.00 99.47 06:22:01 3 0.05 0.00 0.03 0.00 0.00 99.92 06:23:01 all 0.15 0.00 0.02 0.00 0.00 99.83 06:23:01 0 0.02 0.00 0.00 0.00 0.00 99.98 06:23:01 1 0.02 0.00 0.05 0.00 0.00 99.93 06:23:01 2 0.53 0.00 0.02 0.00 0.00 99.45 06:23:01 3 0.02 0.00 0.03 0.00 0.00 99.95 06:24:01 all 0.15 0.00 0.03 0.00 0.00 99.82 06:24:01 0 0.02 0.00 0.03 0.02 0.00 99.93 06:24:01 1 0.03 0.00 0.05 0.02 0.00 99.90 06:24:01 2 0.52 0.00 0.03 0.00 0.00 99.45 06:24:01 3 0.02 0.00 0.03 0.00 0.00 99.95 06:25:01 all 0.16 0.00 0.05 0.01 0.00 99.78 06:25:01 0 0.05 0.00 0.07 0.07 0.00 99.82 06:25:01 1 0.02 0.00 0.05 0.00 0.00 99.93 06:25:01 2 0.53 0.00 0.02 0.00 0.00 99.45 06:25:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:26:02 all 0.15 0.00 0.02 0.00 0.00 99.82 06:26:02 0 0.03 0.00 0.03 0.00 0.00 99.93 06:26:02 1 0.03 0.00 0.03 0.00 0.00 99.93 06:26:02 2 0.52 0.00 0.02 0.00 0.00 99.47 06:26:02 3 0.02 0.00 0.02 0.00 0.00 99.97 06:27:01 all 0.15 0.00 0.03 0.00 0.00 99.83 06:27:01 0 0.02 0.00 0.03 0.00 0.02 99.93 06:27:01 1 0.39 0.00 0.03 0.00 0.00 99.58 06:27:01 2 0.15 0.00 0.02 0.00 0.00 99.83 06:27:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:28:01 all 0.15 0.00 0.03 0.00 0.00 99.82 06:28:01 0 0.05 0.00 0.03 0.00 0.00 99.92 06:28:01 1 0.52 0.00 0.03 0.00 0.00 99.45 06:28:01 2 0.05 0.00 0.02 0.00 0.00 99.93 06:28:01 3 0.02 0.00 0.02 0.00 0.02 99.95 06:29:01 all 0.15 0.00 0.02 0.00 0.00 99.83 06:29:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:29:01 1 0.53 0.00 0.05 0.00 0.00 99.42 06:29:01 2 0.02 0.00 0.02 0.00 0.00 99.97 06:29:01 3 0.02 0.00 0.02 0.00 0.00 99.97 06:30:01 all 4.31 0.00 2.65 2.52 0.01 90.51 06:30:01 0 3.62 0.00 2.73 2.60 0.00 91.06 06:30:01 1 4.05 0.00 2.28 1.69 0.02 91.97 06:30:01 2 4.47 0.00 2.96 3.37 0.03 89.17 06:30:01 3 5.09 0.00 2.59 2.46 0.00 89.86 Average: all 13.19 0.00 6.56 6.33 0.04 73.88 Average: 0 13.25 0.00 6.70 5.86 0.04 74.15 Average: 1 13.47 0.00 6.44 6.12 0.04 73.92 Average: 2 13.01 0.00 6.60 6.54 0.04 73.81 Average: 3 13.04 0.00 6.52 6.78 0.04 73.63