---> uname -a: Linux 8fcc7d20b2b1 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgexfoundry_edgex-ui-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgexfoundry_edgex-ui-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 772 117 0 946 996 Swap: 1023 3 1020 ---> 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 24: eth0@if25: 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) 06/05/20 _x86_64_ (4 CPU) 15:39:17 LINUX RESTART 15:40:01 tps rtps wtps bread/s bwrtn/s 15:41:01 51.45 15.73 35.72 5077.50 5244.94 15:42:01 1.70 0.00 1.70 0.00 32.62 15:43:01 0.20 0.00 0.20 0.00 2.73 15:44:01 0.27 0.00 0.27 0.00 3.36 15:45:01 0.22 0.00 0.22 0.00 2.78 15:46:02 0.35 0.00 0.35 0.00 4.73 15:47:01 0.27 0.02 0.25 0.14 2.74 15:48:01 0.17 0.00 0.17 0.00 1.48 15:49:01 281.19 155.25 125.94 6748.13 34007.21 15:50:01 170.26 51.75 118.51 1849.59 27518.29 15:51:01 173.49 85.87 87.62 7149.30 22829.36 Average: 61.95 28.13 33.82 1897.92 8174.31 15:40:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:41:01 169528 1712028 90.99 2620 1177632 1163952 39.72 393168 1155776 120 15:42:01 181068 1700488 90.38 2620 1177636 1073032 36.62 387332 1152068 20 15:43:01 180116 1701440 90.43 2620 1177644 1073304 36.63 388868 1152068 20 15:44:01 178536 1703020 90.51 2620 1177700 1073236 36.63 390700 1151656 32 15:45:01 176992 1704564 90.59 2620 1177652 1073092 36.62 394468 1149596 16 15:46:02 174732 1706824 90.71 2620 1177656 1073080 36.62 396972 1149592 12 15:47:01 174660 1706896 90.72 2620 1177664 1073032 36.62 406800 1139544 8 15:48:01 174480 1707076 90.73 2620 1177672 1073032 36.62 406800 1139696 8 15:49:01 148260 1733296 92.12 2620 1083752 1274892 43.51 577660 936124 8 15:50:01 127500 1754056 93.22 2412 994112 1369836 46.75 576420 890216 61444 15:51:01 71944 1809612 96.18 1508 1005736 1540024 52.56 664252 843292 61708 Average: 159801 1721755 91.51 2500 1136805 1169137 39.90 453040 1078148 11218 15:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:41:01 eth0 217.51 171.24 903.94 132.13 0.00 0.00 0.00 15:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:41:01 docker0 17.96 17.14 2.00 59.74 0.00 0.00 0.00 15:42:01 eth0 0.77 0.05 0.06 0.00 0.00 0.00 0.00 15:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:43:01 eth0 1.60 1.20 3.02 0.26 0.00 0.00 0.00 15:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:44:01 eth0 0.83 0.42 0.31 0.20 0.00 0.00 0.00 15:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:45:01 eth0 0.17 0.12 0.08 0.04 0.00 0.00 0.00 15:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:46:02 eth0 0.15 0.13 0.06 0.04 0.00 0.00 0.00 15:46:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:46:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:47:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 15:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:48:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 15:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:49:01 eth0 222.06 153.12 4145.84 23.68 0.00 0.00 0.00 15:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:49:01 docker0 78.41 88.68 8.05 370.34 0.00 0.00 0.00 15:50:01 eth0 176.07 128.45 3443.72 101.04 0.00 0.00 0.00 15:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 docker0 1.54 1.23 0.23 0.59 0.00 0.00 0.00 15:51:01 eth0 157.96 109.24 2532.43 30.11 0.00 0.00 0.00 15:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:51:01 docker0 22.81 31.35 1.57 156.88 0.00 0.00 0.00 Average: eth0 70.84 51.41 1005.60 26.21 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 10.99 12.60 1.08 53.52 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) 06/05/20 _x86_64_ (4 CPU) 15:39:17 LINUX RESTART 15:40:01 CPU %user %nice %system %iowait %steal %idle 15:41:01 all 10.29 0.00 3.67 2.11 8.52 75.41 15:41:01 0 7.63 0.00 3.55 2.11 10.18 76.53 15:41:01 1 9.71 0.00 3.84 1.84 7.82 76.79 15:41:01 2 12.62 0.00 3.65 1.17 7.98 74.58 15:41:01 3 11.29 0.00 3.65 3.36 8.03 73.67 15:42:01 all 0.12 0.00 0.07 0.00 0.26 99.55 15:42:01 0 0.02 0.00 0.07 0.00 0.22 99.70 15:42:01 1 0.03 0.00 0.10 0.00 0.17 99.70 15:42:01 2 0.22 0.00 0.07 0.00 0.42 99.30 15:42:01 3 0.18 0.00 0.02 0.00 0.25 99.55 15:43:01 all 0.12 0.00 0.02 0.00 0.25 99.60 15:43:01 0 0.03 0.00 0.02 0.00 0.18 99.77 15:43:01 1 0.05 0.00 0.02 0.00 0.33 99.60 15:43:01 2 0.38 0.00 0.03 0.00 0.37 99.22 15:43:01 3 0.03 0.00 0.03 0.00 0.13 99.80 15:44:01 all 0.12 0.00 0.02 0.00 0.34 99.51 15:44:01 0 0.00 0.00 0.03 0.00 0.17 99.80 15:44:01 1 0.08 0.00 0.05 0.00 0.48 99.39 15:44:01 2 0.38 0.00 0.00 0.00 0.28 99.33 15:44:01 3 0.02 0.00 0.03 0.00 0.46 99.49 15:45:01 all 0.12 0.00 0.03 0.00 0.15 99.70 15:45:01 0 0.02 0.00 0.03 0.00 0.05 99.90 15:45:01 1 0.42 0.00 0.03 0.00 0.17 99.38 15:45:01 2 0.02 0.00 0.03 0.00 0.20 99.75 15:45:01 3 0.03 0.00 0.02 0.00 0.15 99.80 15:46:02 all 0.12 0.00 0.03 0.00 0.09 99.75 15:46:02 0 0.42 0.00 0.03 0.00 0.10 99.45 15:46:02 1 0.05 0.00 0.05 0.00 0.17 99.73 15:46:02 2 0.02 0.00 0.02 0.00 0.07 99.90 15:46:02 3 0.02 0.00 0.02 0.00 0.03 99.93 15:47:01 all 0.09 0.00 0.03 0.00 0.22 99.65 15:47:01 0 0.02 0.00 0.02 0.00 0.22 99.75 15:47:01 1 0.25 0.00 0.07 0.00 0.29 99.39 15:47:01 2 0.03 0.00 0.02 0.00 0.29 99.66 15:47:01 3 0.05 0.00 0.02 0.00 0.08 99.85 15:48:01 all 0.09 0.00 0.02 0.00 0.14 99.75 15:48:01 0 0.02 0.00 0.02 0.00 0.08 99.88 15:48:01 1 0.27 0.00 0.05 0.00 0.12 99.57 15:48:01 2 0.02 0.00 0.02 0.00 0.03 99.93 15:48:01 3 0.03 0.00 0.03 0.00 0.35 99.58 15:49:01 all 6.46 0.00 4.46 3.48 8.25 77.35 15:49:01 0 6.16 0.00 4.94 2.70 8.86 77.34 15:49:01 1 6.60 0.00 4.73 3.00 8.44 77.23 15:49:01 2 6.09 0.00 3.65 3.02 7.61 79.62 15:49:01 3 6.99 0.00 4.55 5.19 8.09 75.18 15:50:01 all 7.88 0.00 6.87 1.45 12.43 71.36 15:50:01 0 7.54 0.00 6.93 2.36 12.80 70.37 15:50:01 1 7.67 0.00 7.23 0.90 12.50 71.71 15:50:01 2 8.42 0.00 6.34 1.16 11.83 72.25 15:50:01 3 7.91 0.00 6.94 1.43 12.58 71.14 15:51:01 all 6.35 0.00 5.06 2.91 10.64 75.03 15:51:01 0 8.73 0.00 5.06 2.86 11.59 71.76 15:51:01 1 4.51 0.00 5.10 2.25 10.48 77.65 15:51:01 2 5.93 0.00 4.34 3.32 10.37 76.03 15:51:01 3 6.25 0.00 5.76 3.22 10.11 74.66 Average: all 2.87 0.00 1.83 0.90 3.72 90.68 Average: 0 2.77 0.00 1.87 0.91 4.02 90.45 Average: 1 2.68 0.00 1.92 0.72 3.70 90.97 Average: 2 3.08 0.00 1.64 0.78 3.56 90.95 Average: 3 2.94 0.00 1.89 1.18 3.62 90.37