---> uname -a: Linux a32dc5857971 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 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 776 106 0 954 993 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) 06/11/20 _x86_64_ (4 CPU) 07:31:14 LINUX RESTART 07:32:01 tps rtps wtps bread/s bwrtn/s 07:33:01 28.77 8.14 20.63 4195.94 2494.17 07:34:01 1.50 0.00 1.50 0.00 28.54 07:35:01 0.25 0.00 0.25 0.00 2.85 07:36:01 0.27 0.00 0.27 0.00 3.48 07:37:01 0.32 0.00 0.32 0.00 4.83 07:38:02 251.02 149.33 101.70 6727.09 32527.33 07:39:01 6.03 3.08 2.95 145.89 52.73 07:40:01 42.95 9.62 33.33 415.78 10384.26 07:41:01 265.67 120.33 145.34 8482.40 36854.44 Average: 66.45 32.34 34.10 2223.14 9170.90 07:32:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:33:01 170296 1711260 90.95 2620 1167652 1116572 38.11 375492 1174424 16 07:34:01 175360 1706196 90.68 2620 1167656 1081076 36.90 375096 1170548 16 07:35:01 174868 1706688 90.71 2620 1167664 1081220 36.90 378116 1168560 12 07:36:01 174216 1707340 90.74 2620 1167664 1081028 36.89 381124 1166004 12 07:37:01 172612 1708944 90.83 2620 1167668 1081176 36.90 384840 1163924 8 07:38:02 182204 1699352 90.32 2620 1058820 1291276 44.07 530244 970196 56 07:39:01 150620 1730936 91.99 2620 1062632 1287356 43.94 570924 960976 20 07:40:01 116940 1764616 93.78 2596 1033520 1512636 51.62 624536 921796 79688 07:41:01 78112 1803444 95.85 1604 1001232 1521092 51.91 663852 845024 89124 Average: 155025 1726531 91.76 2504 1110501 1228159 41.91 476025 1060161 18772 07:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:33:01 eth0 88.00 70.50 394.46 84.13 0.00 0.00 0.00 07:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 docker0 25.44 19.18 2.21 58.14 0.00 0.00 0.00 07:34:01 eth0 1.02 0.43 0.46 0.03 0.00 0.00 0.00 07:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 eth0 1.37 0.65 0.61 0.40 0.00 0.00 0.00 07:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 07:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 07:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:02 eth0 215.78 156.38 4047.84 25.66 0.00 0.00 0.00 07:38:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:02 veth476a9d1 0.30 0.37 0.05 0.14 0.00 0.00 0.00 07:38:02 docker0 68.97 60.43 6.62 163.63 0.00 0.00 0.00 07:39:01 vethd5a6c4a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:39:01 eth0 823.33 526.02 5344.32 225.09 0.00 0.00 0.00 07:39:01 vethf0e851f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:39:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 07:40:01 eth0 209.92 140.37 3278.14 52.63 0.00 0.00 0.00 07:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 docker0 70.44 61.62 6.83 164.05 0.00 0.00 0.00 07:41:01 eth0 204.68 149.90 2544.04 75.08 0.00 0.00 0.00 07:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:41:01 docker0 27.62 27.97 2.04 154.31 0.00 0.00 0.00 Average: eth0 83.19 60.27 1144.35 31.48 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 10.92 9.98 0.99 35.46 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) 06/11/20 _x86_64_ (4 CPU) 07:31:14 LINUX RESTART 07:32:01 CPU %user %nice %system %iowait %steal %idle 07:33:01 all 2.85 0.00 1.57 0.82 0.01 94.75 07:33:01 0 2.73 0.00 1.61 0.47 0.00 95.20 07:33:01 1 3.04 0.00 1.32 0.70 0.00 94.94 07:33:01 2 3.47 0.00 1.30 1.52 0.03 93.67 07:33:01 3 2.14 0.00 2.05 0.62 0.00 95.19 07:34:01 all 0.16 0.00 0.04 0.00 0.00 99.80 07:34:01 0 0.05 0.00 0.05 0.00 0.00 99.90 07:34:01 1 0.07 0.00 0.05 0.00 0.00 99.88 07:34:01 2 0.47 0.00 0.05 0.00 0.00 99.48 07:34:01 3 0.05 0.00 0.02 0.00 0.00 99.93 07:35:01 all 0.15 0.00 0.04 0.00 0.00 99.81 07:35:01 0 0.03 0.00 0.02 0.00 0.00 99.95 07:35:01 1 0.05 0.00 0.05 0.00 0.00 99.90 07:35:01 2 0.50 0.00 0.03 0.00 0.00 99.47 07:35:01 3 0.03 0.00 0.02 0.00 0.00 99.95 07:36:01 all 0.11 0.00 0.04 0.00 0.00 99.85 07:36:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:36:01 1 0.05 0.00 0.02 0.00 0.00 99.93 07:36:01 2 0.35 0.00 0.07 0.00 0.00 99.58 07:36:01 3 0.03 0.00 0.07 0.00 0.00 99.90 07:37:01 all 0.16 0.00 0.04 0.00 0.00 99.80 07:37:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:37:01 1 0.03 0.00 0.08 0.00 0.00 99.88 07:37:01 2 0.53 0.00 0.03 0.00 0.00 99.43 07:37:01 3 0.02 0.00 0.00 0.00 0.02 99.97 07:38:02 all 8.12 0.00 5.11 2.82 0.02 83.93 07:38:02 0 8.31 0.00 5.17 2.00 0.02 84.50 07:38:02 1 7.70 0.00 4.62 2.74 0.02 84.92 07:38:02 2 8.47 0.00 4.97 3.99 0.02 82.55 07:38:02 3 8.00 0.00 5.73 2.56 0.02 83.69 07:39:01 all 0.56 0.00 0.35 0.03 0.00 99.07 07:39:01 0 0.81 0.00 0.29 0.02 0.00 98.88 07:39:01 1 0.37 0.00 0.42 0.07 0.00 99.14 07:39:01 2 0.59 0.00 0.39 0.00 0.00 99.02 07:39:01 3 0.44 0.00 0.29 0.03 0.00 99.24 07:40:01 all 4.66 0.00 3.26 0.23 0.01 91.83 07:40:01 0 5.03 0.00 3.37 0.40 0.02 91.19 07:40:01 1 4.22 0.00 3.47 0.17 0.02 92.12 07:40:01 2 4.76 0.00 3.45 0.22 0.02 91.55 07:40:01 3 4.61 0.00 2.76 0.15 0.00 92.48 07:41:01 all 11.46 0.00 8.01 4.59 0.02 75.91 07:41:01 0 10.10 0.00 8.48 3.36 0.02 78.05 07:41:01 1 10.61 0.00 7.50 4.60 0.02 77.27 07:41:01 2 10.58 0.00 8.57 5.89 0.02 74.95 07:41:01 3 14.57 0.00 7.50 4.52 0.02 73.40 Average: all 3.12 0.00 2.04 0.94 0.01 93.89 Average: 0 3.00 0.00 2.11 0.69 0.01 94.20 Average: 1 2.89 0.00 1.94 0.91 0.01 94.25 Average: 2 3.29 0.00 2.09 1.28 0.01 93.33 Average: 3 3.30 0.00 2.04 0.87 0.01 93.78