---> uname -a: Linux c0acb6f5eb58 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 8.2G 41.8G 16% / 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 8.2G 41.8G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/edgex-go/49 /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/edgex-go/49@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 713 175 0 948 1030 Swap: 1023 2 1021 ---> 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 14: eth0@if15: 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) 09/25/20 _x86_64_ (4 CPU) 01:36:12 LINUX RESTART (4 CPU) 01:37:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:38:01 111.44 56.57 54.87 0.00 8492.86 17915.31 0.00 01:39:01 310.36 84.66 225.70 0.00 5009.88 64364.27 0.00 01:40:01 212.50 130.05 82.45 0.00 5769.27 7450.77 0.00 01:41:01 4.95 0.03 4.91 0.00 3.86 180.40 0.00 01:42:01 0.72 0.23 0.48 0.00 89.69 6.48 0.00 01:43:01 0.28 0.03 0.25 0.00 1.07 3.55 0.00 01:44:01 0.35 0.12 0.23 0.00 74.88 2.07 0.00 01:45:01 0.30 0.00 0.30 0.00 0.00 3.28 0.00 Average: 80.09 33.93 46.16 0.00 2418.74 11234.50 0.00 01:37:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 341724 0 586308 31.16 2620 950904 1090372 37.21 636900 743756 124 01:39:01 279628 0 715196 38.01 1492 885240 1401184 47.82 601940 754996 40 01:40:01 525104 0 664640 35.32 1388 690424 1090440 37.21 551392 572020 20 01:41:01 541812 0 647604 34.42 1388 690752 1057292 36.08 550452 569104 24 01:42:01 533976 0 652808 34.70 1388 693384 1057460 36.09 566256 561140 8 01:43:01 535032 0 651740 34.64 1388 693396 1057412 36.09 575368 551764 16 01:44:01 533132 0 651392 34.62 1388 695644 1057292 36.08 574860 554004 12 01:45:01 533716 0 650804 34.59 1388 695648 1057292 36.08 560324 568332 8 Average: 478016 0 652562 34.68 1555 749424 1108593 37.83 577186 609390 32 01:37:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:38:01 eth0 2017.51 1660.17 3894.44 2879.33 0.00 0.00 0.00 0.00 01:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 docker0 867.39 807.68 69.89 2707.73 0.00 0.00 0.00 0.00 01:39:01 eth0 666.03 521.44 4765.99 112.29 0.00 0.00 0.00 0.00 01:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:39:01 veth92f711c 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 01:39:01 docker0 136.80 176.06 10.20 835.63 0.00 0.00 0.00 0.00 01:40:01 eth0 33.56 18.48 29.57 12.96 0.00 0.00 0.00 0.00 01:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:41:01 eth0 0.50 0.02 0.05 0.00 0.00 0.00 0.00 0.00 01:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:42:01 eth0 0.72 0.43 0.41 0.27 0.00 0.00 0.00 0.00 01:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:43:01 eth0 0.53 0.28 0.27 0.17 0.00 0.00 0.00 0.00 01:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 0.00 01:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 01:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 336.60 272.41 1081.24 370.64 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 124.06 121.62 9.89 438.48 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) 09/25/20 _x86_64_ (4 CPU) 01:36:12 LINUX RESTART (4 CPU) 01:37:02 CPU %user %nice %system %iowait %steal %idle 01:38:01 all 17.84 0.00 5.84 1.67 0.12 74.52 01:38:01 0 18.59 0.00 7.46 0.11 0.12 73.73 01:38:01 1 20.45 0.00 4.77 1.23 0.10 73.45 01:38:01 2 19.81 0.00 5.51 1.33 0.12 73.22 01:38:01 3 12.54 0.00 5.68 3.96 0.14 77.68 01:39:01 all 12.57 0.00 9.08 6.71 0.16 71.48 01:39:01 0 14.68 0.00 10.41 5.34 0.16 69.42 01:39:01 1 12.22 0.00 8.18 8.02 0.12 71.46 01:39:01 2 11.81 0.00 8.97 5.19 0.17 73.86 01:39:01 3 11.60 0.00 8.77 8.27 0.19 71.17 01:40:01 all 40.03 0.00 10.69 4.86 0.14 44.29 01:40:01 0 39.62 0.00 10.53 5.18 0.16 44.51 01:40:01 1 40.43 0.00 10.51 4.93 0.12 44.00 01:40:01 2 40.51 0.00 10.76 5.30 0.14 43.28 01:40:01 3 39.52 0.00 10.94 4.03 0.14 45.37 01:41:01 all 0.17 0.00 0.04 0.00 0.00 99.79 01:41:01 0 0.03 0.00 0.05 0.00 0.00 99.92 01:41:01 1 0.02 0.00 0.02 0.00 0.00 99.97 01:41:01 2 0.10 0.00 0.07 0.00 0.00 99.83 01:41:01 3 0.52 0.00 0.02 0.02 0.00 99.45 01:42:01 all 0.17 0.00 0.04 0.00 0.00 99.78 01:42:01 0 0.03 0.00 0.03 0.00 0.00 99.93 01:42:01 1 0.07 0.00 0.03 0.00 0.00 99.90 01:42:01 2 0.08 0.00 0.08 0.02 0.00 99.82 01:42:01 3 0.50 0.00 0.02 0.00 0.02 99.47 01:43:01 all 0.15 0.00 0.04 0.00 0.00 99.80 01:43:01 0 0.02 0.00 0.02 0.00 0.00 99.97 01:43:01 1 0.05 0.00 0.02 0.00 0.00 99.93 01:43:01 2 0.05 0.00 0.08 0.00 0.02 99.85 01:43:01 3 0.50 0.00 0.03 0.00 0.00 99.47 01:44:01 all 0.15 0.00 0.03 0.00 0.00 99.80 01:44:01 0 0.03 0.00 0.03 0.02 0.00 99.92 01:44:01 1 0.23 0.00 0.05 0.00 0.02 99.70 01:44:01 2 0.05 0.00 0.03 0.00 0.00 99.92 01:44:01 3 0.30 0.00 0.02 0.00 0.00 99.68 01:45:01 all 0.12 0.00 0.04 0.00 0.00 99.84 01:45:01 0 0.03 0.00 0.02 0.00 0.00 99.95 01:45:01 1 0.38 0.00 0.07 0.00 0.00 99.55 01:45:01 2 0.03 0.00 0.03 0.00 0.00 99.93 01:45:01 3 0.03 0.00 0.05 0.00 0.00 99.92 Average: all 8.68 0.00 3.15 1.62 0.05 86.49 Average: 0 8.85 0.00 3.47 1.30 0.05 86.33 Average: 1 9.03 0.00 2.90 1.74 0.04 86.28 Average: 2 8.86 0.00 3.13 1.45 0.05 86.50 Average: 3 7.98 0.00 3.11 1.99 0.06 86.86