---> uname -a: Linux ecaf2df12568 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: 2933.396 BogoMIPS: 5866.79 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-host /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgex-go/1 /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 712 243 0 881 1032 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 12: eth0@if13: 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) 09/07/20 _x86_64_ (4 CPU) 14:20:24 LINUX RESTART (4 CPU) 14:21:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:22:01 99.56 38.83 60.73 0.00 6716.70 17543.24 0.00 14:23:01 320.24 193.41 126.83 0.00 10089.95 53535.84 0.00 14:24:02 379.42 180.21 199.22 0.00 7779.42 37648.01 0.00 14:25:01 66.95 15.60 51.36 0.00 1353.12 15795.66 0.00 14:26:01 0.72 0.05 0.67 0.00 4.80 8.73 0.00 14:27:01 0.47 0.03 0.43 0.00 1.07 6.18 0.00 14:28:01 0.27 0.12 0.15 0.00 74.88 1.90 0.00 14:29:01 47.09 44.33 2.76 0.00 4589.38 319.68 0.00 Average: 114.57 59.26 55.32 0.00 3827.85 15615.26 0.00 14:21:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:22:01 256596 0 569176 30.25 2620 1053164 1225720 41.83 538608 925688 98112 14:23:01 96152 0 666492 35.42 1492 1117420 1322288 45.13 567392 1013664 16 14:24:02 251416 0 903780 48.03 508 725852 1906692 65.07 749640 639904 22484 14:25:01 602588 0 657344 34.94 476 621148 1148940 39.21 489672 564672 8 14:26:01 612132 0 647680 34.42 476 621268 1067416 36.43 485084 561996 8 14:27:01 611932 0 647876 34.43 476 621272 1067500 36.43 496032 551756 8 14:28:01 610512 0 647044 34.39 476 623524 1067416 36.43 495460 554004 8 14:29:01 340368 0 714320 37.96 476 826392 1501484 51.24 592032 723496 65232 Average: 422712 0 681714 36.23 875 776255 1288432 43.97 551740 691898 23234 14:21:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:22:01 eth0 1508.17 1681.73 6186.00 203.82 0.00 0.00 0.00 0.00 14:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:22:01 veth369ebd2 1099.71 790.81 96.14 2703.36 0.00 0.00 0.00 0.00 14:22:01 docker0 1099.71 790.68 81.11 2703.35 0.00 0.00 0.00 0.00 14:23:01 eth0 1595.18 1055.76 5995.46 2772.60 0.00 0.00 0.00 0.00 14:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:23:01 docker0 43.86 67.80 2.50 360.01 0.00 0.00 0.00 0.00 14:24:02 veth7359bf8 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:24:02 eth0 292.79 205.43 1558.98 75.30 0.00 0.00 0.00 0.00 14:24:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:24:02 docker0 68.79 87.77 5.56 473.25 0.00 0.00 0.00 0.00 14:25:01 eth0 12.13 6.28 10.23 4.55 0.00 0.00 0.00 0.00 14:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:26:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 0.00 14:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:27:01 eth0 0.30 0.22 0.14 0.07 0.00 0.00 0.00 0.00 14:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:28:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 14:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:29:01 eth0 75.85 56.17 687.31 7.05 0.00 0.00 0.00 0.00 14:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 434.52 374.01 1800.61 384.38 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 149.98 117.20 11.03 438.59 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) 09/07/20 _x86_64_ (4 CPU) 14:20:24 LINUX RESTART (4 CPU) 14:21:02 CPU %user %nice %system %iowait %steal %idle 14:22:01 all 17.56 0.00 5.96 2.02 0.02 74.44 14:22:01 0 18.87 0.00 8.00 0.30 0.02 72.81 14:22:01 1 15.57 0.00 4.44 2.28 0.02 77.68 14:22:01 2 18.79 0.00 5.17 2.93 0.03 73.07 14:22:01 3 17.00 0.00 6.24 2.57 0.02 74.18 14:23:01 all 15.51 0.00 7.52 1.93 0.03 75.01 14:23:01 0 12.52 0.00 8.35 1.18 0.03 77.93 14:23:01 1 11.59 0.00 7.28 2.92 0.03 78.18 14:23:01 2 12.60 0.00 7.40 2.92 0.03 77.04 14:23:01 3 25.24 0.00 7.08 0.71 0.02 66.96 14:24:02 all 29.19 0.00 11.03 11.87 0.03 47.88 14:24:02 0 29.78 0.00 10.55 10.06 0.00 49.62 14:24:02 1 28.46 0.00 11.15 13.53 0.05 46.81 14:24:02 2 29.26 0.00 12.40 11.77 0.02 46.55 14:24:02 3 29.28 0.00 10.00 12.13 0.03 48.56 14:25:01 all 16.65 0.00 3.73 1.80 0.01 77.81 14:25:01 0 17.40 0.00 3.08 3.80 0.02 75.70 14:25:01 1 16.81 0.00 3.91 1.70 0.00 77.59 14:25:01 2 16.80 0.00 3.83 0.46 0.00 78.92 14:25:01 3 15.61 0.00 4.09 1.26 0.02 79.02 14:26:01 all 0.16 0.00 0.04 0.00 0.00 99.80 14:26:01 0 0.02 0.00 0.03 0.00 0.00 99.95 14:26:01 1 0.55 0.00 0.05 0.00 0.00 99.40 14:26:01 2 0.03 0.00 0.05 0.00 0.00 99.92 14:26:01 3 0.03 0.00 0.02 0.00 0.00 99.95 14:27:01 all 0.15 0.00 0.03 0.00 0.00 99.82 14:27:01 0 0.03 0.00 0.03 0.00 0.00 99.93 14:27:01 1 0.52 0.00 0.02 0.00 0.00 99.47 14:27:01 2 0.03 0.00 0.03 0.00 0.02 99.92 14:27:01 3 0.02 0.00 0.03 0.00 0.00 99.95 14:28:01 all 0.15 0.00 0.02 0.00 0.00 99.82 14:28:01 0 0.03 0.00 0.03 0.00 0.00 99.93 14:28:01 1 0.52 0.00 0.00 0.02 0.00 99.47 14:28:01 2 0.02 0.00 0.03 0.00 0.00 99.95 14:28:01 3 0.03 0.00 0.03 0.00 0.00 99.93 14:29:01 all 1.54 0.00 0.79 1.06 0.00 96.61 14:29:01 0 1.05 0.00 0.72 0.05 0.00 98.18 14:29:01 1 1.27 0.00 0.58 0.30 0.00 97.85 14:29:01 2 1.17 0.00 0.83 2.50 0.00 95.49 14:29:01 3 2.67 0.00 1.04 1.37 0.00 94.92 Average: all 10.01 0.00 3.60 2.32 0.01 84.06 Average: 0 9.84 0.00 3.80 1.91 0.01 84.44 Average: 1 9.32 0.00 3.40 2.57 0.01 84.70 Average: 2 9.75 0.00 3.69 2.56 0.01 83.99 Average: 3 11.13 0.00 3.53 2.23 0.01 83.10