---> uname -a: Linux b18a477b1abb 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: 2933.436 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 13.4G 36.6G 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 13.4G 36.6G 27% /etc/resolv.conf /dev/vda1 50.0G 13.4G 36.6G 27% /etc/hostname /dev/vda1 50.0G 13.4G 36.6G 27% /etc/hosts /dev/vda1 50.0G 13.4G 36.6G 27% /var/log/sa /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/36 /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/36@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 607 115 0 1114 1145 Swap: 1023 125 898 ---> 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 112: eth0@if113: 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) 08/18/20 _x86_64_ (4 CPU) 00:30:12 LINUX RESTART 00:31:01 tps rtps wtps bread/s bwrtn/s 00:32:02 89.40 36.14 53.26 7106.96 16304.14 00:33:01 381.18 233.68 147.50 8614.11 55676.24 00:34:01 341.79 176.44 165.35 7855.23 29051.94 00:35:01 245.61 142.87 102.74 6275.44 30220.89 00:36:02 371.60 144.56 227.04 75462.31 147632.52 00:37:02 3205.97 2869.13 336.84 166228.94 176090.07 00:38:01 408.25 143.51 264.74 24590.62 43573.88 00:39:03 2483.92 2100.28 383.64 167468.18 187827.44 00:40:01 1665.94 1438.61 227.33 83632.28 89265.95 00:41:01 865.99 624.39 241.60 39675.74 51301.96 00:42:01 14.49 6.81 7.68 95.39 260.53 00:43:02 1.48 1.23 0.25 14.12 2.65 00:44:01 2.47 2.18 0.29 24.52 3.64 00:45:01 0.25 0.03 0.22 0.40 2.87 00:46:01 2.73 1.98 0.75 69.54 15.02 00:47:01 0.25 0.00 0.25 0.00 2.70 00:48:01 0.22 0.02 0.20 0.27 1.78 00:49:01 0.27 0.02 0.25 0.27 3.05 00:50:01 0.40 0.15 0.25 1.60 3.35 00:51:01 0.30 0.02 0.28 0.53 3.18 00:52:01 0.23 0.00 0.23 0.00 2.35 00:53:01 147.92 71.36 76.56 6593.81 20211.77 Average: 466.35 364.44 101.91 27143.78 38708.40 00:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:32:02 183324 1698232 90.26 2620 1093464 1425988 48.67 617476 919296 132 00:33:01 135816 1745740 92.78 1512 1063048 1326416 45.27 577276 963248 40528 00:34:01 98644 1782912 94.76 912 947704 1837980 62.73 769956 763292 61836 00:35:01 455168 1426388 75.81 264 731284 1314552 44.86 536468 646848 9860 00:36:02 76692 1804864 95.92 0 1008568 2260252 77.14 699864 943024 28316 00:37:02 68124 1813432 96.38 0 1010064 2690996 91.84 783624 840544 63948 00:38:01 66844 1814712 96.45 0 1136504 1543920 52.69 592184 1010748 19140 00:39:03 70248 1811308 96.27 0 1085508 2256072 77.00 780508 830104 5172 00:40:01 448040 1433516 76.19 0 688772 2002496 68.34 588236 636276 1280 00:41:01 590944 1290612 68.59 0 763460 1205336 41.14 367388 723984 24 00:42:01 591720 1289836 68.55 0 765576 1175220 40.11 366172 725028 20 00:43:02 592460 1289096 68.51 0 765584 1165968 39.79 365708 724976 8 00:44:01 592080 1289476 68.53 0 765596 1165968 39.79 365828 725724 16 00:45:01 592176 1289380 68.53 0 765600 1165968 39.79 365828 725760 8 00:46:01 589956 1291600 68.65 0 766928 1166040 39.79 365928 726992 12 00:47:01 589612 1291944 68.66 0 766944 1166028 39.79 365940 727000 12 00:48:01 590196 1291360 68.63 0 766948 1165968 39.79 365984 727000 8 00:49:01 590200 1291356 68.63 0 766960 1165968 39.79 365864 727016 8 00:50:01 590068 1291488 68.64 0 766964 1165968 39.79 365884 727064 8 00:51:01 589948 1291608 68.65 0 766960 1166052 39.80 365972 727068 12 00:52:01 589696 1291860 68.66 0 766984 1165968 39.79 365756 727080 12 00:53:01 123144 1758412 93.46 0 1158260 1386788 47.33 467720 1055640 0 Average: 400686 1480870 78.70 241 868985 1458451 49.77 491162 787441 10471 00:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:32:02 veth3f9806a 815.70 599.72 78.01 2643.42 0.00 0.00 0.00 00:32:02 eth0 1291.23 1325.77 6315.06 182.80 0.00 0.00 0.00 00:32:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:32:02 docker0 815.70 599.58 66.86 2643.41 0.00 0.00 0.00 00:33:01 eth0 1404.32 870.38 6720.34 2815.64 0.00 0.00 0.00 00:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 docker0 24.12 47.17 1.25 364.87 0.00 0.00 0.00 00:34:01 vetha35cde3 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:34:01 eth0 2941.29 2397.59 13845.88 3026.44 0.00 0.00 0.00 00:34:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:34:01 docker0 943.77 767.80 75.87 3481.90 0.00 0.00 0.00 00:35:01 vetha35cde3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:01 eth0 51.00 33.91 32.89 65.52 0.00 0.00 0.00 00:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:02 veth9895b15 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:36:02 eth0 99.32 59.89 1675.93 17.10 0.00 0.00 0.00 00:36:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:37:02 veth9895b15 0.00 0.33 0.00 0.01 0.00 0.00 0.00 00:37:02 veth80578d3 0.00 0.10 0.00 0.01 0.00 0.00 0.00 00:37:02 eth0 3156.54 2535.62 15785.99 3166.73 0.00 0.00 0.00 00:37:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:38:01 veth9895b15 0.00 0.20 0.00 0.01 0.00 0.00 0.00 00:38:01 eth0 71.57 45.33 143.31 73.71 0.00 0.00 0.00 00:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:38:01 docker0 983.86 821.16 78.45 3791.81 0.00 0.00 0.00 00:39:03 veth9895b15 0.00 0.10 0.00 0.00 0.00 0.00 0.00 00:39:03 eth0 88.26 49.91 384.11 59.73 0.00 0.00 0.00 00:39:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:39:03 veth7b8fbf8 0.00 0.11 0.00 0.01 0.00 0.00 0.00 00:40:01 veth9895b15 0.00 0.03 0.00 0.00 0.00 0.00 0.00 00:40:01 eth0 39.64 21.26 80.85 12.92 0.00 0.00 0.00 00:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 vethcfc3891 0.00 0.15 0.00 0.01 0.00 0.00 0.00 00:41:01 eth0 96.77 67.49 192.39 68.74 0.00 0.00 0.00 00:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:41:01 docker0 1010.05 880.50 79.83 4267.55 0.00 0.00 0.00 00:42:01 eth0 1.43 0.95 1.50 0.52 0.00 0.00 0.00 00:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:02 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 00:43:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 00:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 00:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 eth0 0.28 0.20 0.09 0.07 0.00 0.00 0.00 00:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 eth0 0.17 0.10 0.07 0.01 0.00 0.00 0.00 00:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:48:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 00:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 00:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 00:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:51:01 eth0 0.25 0.15 0.14 0.07 0.00 0.00 0.00 00:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:52:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 00:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:53:01 veth0580729 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:53:01 veth0c655b2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:53:01 eth0 3563.69 2800.02 18913.75 3429.36 0.00 0.00 0.00 00:53:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 Average: veth0580729 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0c655b2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 162.21 127.45 860.93 156.10 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 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) 08/18/20 _x86_64_ (4 CPU) 00:30:12 LINUX RESTART 00:31:01 CPU %user %nice %system %iowait %steal %idle 00:32:02 all 11.67 0.00 4.83 1.98 0.53 80.99 00:32:02 0 14.79 0.00 6.26 1.26 0.47 77.22 00:32:02 1 8.80 0.00 4.45 3.74 0.48 82.54 00:32:02 2 12.97 0.00 4.12 0.60 0.58 81.74 00:32:02 3 10.14 0.00 4.52 2.34 0.59 82.41 00:33:01 all 18.13 0.00 8.52 2.76 1.91 68.67 00:33:01 0 17.14 0.00 8.68 2.84 1.85 69.49 00:33:01 1 19.09 0.00 8.73 1.99 1.87 68.32 00:33:01 2 18.32 0.00 8.76 1.52 1.89 69.52 00:33:01 3 17.96 0.00 7.93 4.72 2.06 67.33 00:34:01 all 30.22 0.00 11.87 8.77 2.02 47.12 00:34:01 0 31.66 0.00 12.62 7.24 1.79 46.69 00:34:01 1 27.91 0.00 10.90 8.46 2.14 50.58 00:34:01 2 30.52 0.00 12.27 9.13 2.02 46.06 00:34:01 3 30.80 0.00 11.69 10.22 2.13 45.16 00:35:01 all 44.72 0.00 13.66 6.26 1.83 33.53 00:35:01 0 47.71 0.00 12.58 5.58 1.70 32.43 00:35:01 1 44.14 0.00 13.86 6.69 1.91 33.39 00:35:01 2 43.27 0.00 13.91 6.88 1.87 34.08 00:35:01 3 43.77 0.00 14.29 5.89 1.82 34.24 00:36:02 all 19.38 0.00 16.79 7.96 3.50 52.36 00:36:02 0 19.53 0.00 17.49 7.85 3.37 51.77 00:36:02 1 18.12 0.00 15.71 7.44 3.66 55.07 00:36:02 2 21.78 0.00 17.01 9.07 3.38 48.75 00:36:02 3 18.12 0.00 16.98 7.49 3.59 53.82 00:37:02 all 20.79 0.00 25.22 24.86 5.66 23.47 00:37:02 0 19.55 0.00 23.06 28.82 6.46 22.11 00:37:02 1 21.05 0.00 27.40 23.25 4.84 23.47 00:37:02 2 20.61 0.00 22.52 24.12 6.11 26.65 00:37:02 3 22.01 0.00 28.01 23.17 5.21 21.59 00:38:01 all 54.74 0.00 17.91 11.85 2.04 13.47 00:38:01 0 53.31 0.00 16.11 10.95 2.33 17.30 00:38:01 1 54.65 0.00 18.57 13.85 1.86 11.06 00:38:01 2 55.15 0.00 18.88 12.60 1.99 11.37 00:38:01 3 55.86 0.00 18.06 9.98 1.99 14.12 00:39:03 all 18.58 0.00 25.02 28.23 5.46 22.71 00:39:03 0 17.63 0.00 22.39 28.54 5.87 25.57 00:39:03 1 19.25 0.00 25.32 26.60 5.31 23.52 00:39:03 2 19.99 0.00 27.89 30.84 4.91 16.37 00:39:03 3 17.46 0.00 24.51 26.95 5.75 25.33 00:40:01 all 56.42 0.00 19.36 12.80 1.92 9.50 00:40:01 0 56.16 0.00 19.23 12.91 2.02 9.69 00:40:01 1 54.80 0.00 18.19 13.94 2.11 10.96 00:40:01 2 59.54 0.00 18.62 10.46 1.62 9.76 00:40:01 3 55.21 0.00 21.39 13.88 1.93 7.59 00:41:01 all 19.91 0.00 12.29 21.88 0.26 45.66 00:41:01 0 18.75 0.00 11.96 19.60 0.23 49.47 00:41:01 1 20.56 0.00 11.45 21.38 0.31 46.30 00:41:01 2 19.17 0.00 12.87 22.69 0.24 45.02 00:41:01 3 21.16 0.00 12.88 23.88 0.25 41.83 00:42:01 all 0.18 0.00 0.11 0.33 0.00 99.37 00:42:01 0 0.38 0.00 0.17 0.60 0.02 98.83 00:42:01 1 0.02 0.00 0.05 0.02 0.00 99.92 00:42:01 2 0.10 0.00 0.10 0.17 0.02 99.62 00:42:01 3 0.22 0.00 0.13 0.53 0.02 99.10 00:43:02 all 0.16 0.00 0.03 0.04 0.00 99.77 00:43:02 0 0.15 0.00 0.03 0.08 0.00 99.73 00:43:02 1 0.23 0.00 0.02 0.00 0.02 99.73 00:43:02 2 0.23 0.00 0.03 0.08 0.00 99.65 00:43:02 3 0.02 0.00 0.03 0.00 0.00 99.95 00:44:01 all 0.16 0.00 0.03 0.08 0.00 99.73 00:44:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:44:01 1 0.05 0.00 0.05 0.00 0.00 99.90 00:44:01 2 0.53 0.00 0.02 0.17 0.00 99.29 00:44:01 3 0.03 0.00 0.02 0.15 0.00 99.80 00:45:01 all 0.10 0.00 0.03 0.00 0.00 99.86 00:45:01 0 0.02 0.00 0.03 0.00 0.00 99.95 00:45:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:45:01 2 0.35 0.00 0.07 0.00 0.02 99.57 00:45:01 3 0.00 0.00 0.02 0.00 0.00 99.98 00:46:01 all 0.12 0.00 0.05 0.03 0.00 99.80 00:46:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:46:01 1 0.03 0.00 0.05 0.00 0.02 99.90 00:46:01 2 0.40 0.00 0.02 0.00 0.02 99.57 00:46:01 3 0.02 0.00 0.10 0.12 0.00 99.77 00:47:01 all 0.14 0.00 0.02 0.00 0.00 99.84 00:47:01 0 0.00 0.00 0.02 0.00 0.00 99.98 00:47:01 1 0.07 0.00 0.03 0.00 0.00 99.90 00:47:01 2 0.52 0.00 0.02 0.00 0.00 99.47 00:47:01 3 0.02 0.00 0.00 0.00 0.00 99.98 00:48:01 all 0.16 0.00 0.02 0.00 0.00 99.81 00:48:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:48:01 1 0.05 0.00 0.05 0.00 0.00 99.90 00:48:01 2 0.50 0.00 0.02 0.00 0.02 99.47 00:48:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:49:01 all 0.10 0.00 0.03 0.00 0.00 99.87 00:49:01 0 0.05 0.00 0.03 0.00 0.00 99.92 00:49:01 1 0.05 0.00 0.03 0.00 0.00 99.92 00:49:01 2 0.02 0.00 0.00 0.00 0.00 99.98 00:49:01 3 0.32 0.00 0.05 0.00 0.00 99.63 00:50:01 all 0.08 0.00 0.03 0.01 0.00 99.88 00:50:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:50:01 1 0.03 0.00 0.03 0.00 0.02 99.92 00:50:01 2 0.03 0.00 0.05 0.03 0.00 99.88 00:50:01 3 0.22 0.00 0.02 0.02 0.00 99.75 00:51:01 all 0.15 0.00 0.03 0.00 0.00 99.82 00:51:01 0 0.02 0.00 0.03 0.00 0.02 99.93 00:51:01 1 0.03 0.00 0.02 0.00 0.00 99.95 00:51:01 2 0.02 0.00 0.03 0.00 0.00 99.95 00:51:01 3 0.52 0.00 0.03 0.00 0.00 99.45 00:52:01 all 0.08 0.00 0.04 0.00 0.01 99.88 00:52:01 0 0.05 0.00 0.02 0.00 0.02 99.92 00:52:01 1 0.02 0.00 0.03 0.00 0.00 99.95 00:52:01 2 0.03 0.00 0.02 0.00 0.00 99.95 00:52:01 3 0.22 0.00 0.08 0.00 0.02 99.68 00:53:01 all 5.16 0.00 3.44 4.46 0.06 86.89 00:53:01 0 5.38 0.00 3.37 3.37 0.05 87.82 00:53:01 1 5.36 0.00 3.42 7.28 0.05 83.88 00:53:01 2 5.20 0.00 3.79 4.48 0.08 86.45 00:53:01 3 4.66 0.00 3.16 2.70 0.05 89.42 Average: all 13.15 0.00 7.00 5.83 1.11 72.92 Average: 0 13.23 0.00 6.80 5.74 1.16 73.07 Average: 1 12.84 0.00 6.96 5.93 1.08 73.19 Average: 2 13.50 0.00 7.07 5.85 1.09 72.48 Average: 3 13.01 0.00 7.16 5.78 1.11 72.93