---> uname -a: Linux 42f2484ca96e 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 8.2G 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/8 /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/edgex-go/8@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 703 120 0 1013 1041 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) 09/11/20 _x86_64_ (4 CPU) 17:56:08 LINUX RESTART (4 CPU) 17:57:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:58:01 105.68 51.40 54.28 0.00 7907.46 18281.42 0.00 17:59:01 278.67 53.99 224.68 0.00 3237.38 63759.76 0.00 18:00:01 245.54 161.62 83.92 0.00 8297.20 6074.67 0.00 18:01:01 5.14 0.08 5.06 0.00 1.86 182.65 0.00 18:02:01 1.23 0.47 0.77 0.00 9.32 11.82 0.00 18:03:01 0.72 0.03 0.68 0.00 1.07 8.59 0.00 18:04:01 0.68 0.12 0.57 0.00 74.90 6.23 0.00 18:05:01 74.96 46.60 28.35 0.00 4254.81 4857.51 0.00 Average: 89.12 39.30 49.82 0.00 2973.59 11657.04 0.00 17:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:58:01 347216 0 583440 31.01 2620 948280 1090092 37.20 580028 796240 120 17:59:01 125552 0 708980 37.68 1492 1045532 1285624 43.88 730852 775052 28 18:00:01 438912 0 660984 35.13 1416 780244 1079628 36.85 573872 631668 20 18:01:01 453104 0 646668 34.37 1416 780368 1070552 36.54 573560 630856 8 18:02:01 458028 0 641448 34.09 1416 780664 1046544 35.72 572764 626840 8 18:03:01 458552 0 640916 34.06 1416 780672 1046448 35.71 581840 617276 8 18:04:01 457200 0 640020 34.02 1416 782920 1045384 35.68 574796 626164 8 18:05:01 127264 0 705216 37.48 1416 1047660 1240692 42.34 628036 867576 24484 Average: 358228 0 653459 34.73 1576 868292 1113120 37.99 601968 696459 3086 17:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:58:01 eth0 1594.84 1526.51 4420.77 2071.75 0.00 0.00 0.00 0.00 17:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:58:01 docker0 816.91 610.52 66.99 2648.78 0.00 0.00 0.00 0.00 17:59:01 eth0 856.47 633.80 4798.94 841.14 0.00 0.00 0.00 0.00 17:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:59:01 docker0 104.47 139.13 7.32 832.96 0.00 0.00 0.00 0.00 18:00:01 eth0 50.90 34.24 34.27 46.16 0.00 0.00 0.00 0.00 18:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 eth0 0.63 0.40 0.53 0.21 0.00 0.00 0.00 0.00 18:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:02:01 eth0 7.34 7.80 0.54 16.47 0.00 0.00 0.00 0.00 18:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:03:01 eth0 0.13 0.10 0.06 0.01 0.00 0.00 0.00 0.00 18:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:04:01 eth0 0.48 0.10 0.04 0.01 0.00 0.00 0.00 0.00 18:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 eth0 95.87 80.57 693.55 29.05 0.00 0.00 0.00 0.00 18:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 325.98 285.55 1244.31 375.75 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 115.20 93.73 9.29 435.38 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) 09/11/20 _x86_64_ (4 CPU) 17:56:08 LINUX RESTART (4 CPU) 17:57:01 CPU %user %nice %system %iowait %steal %idle 17:58:01 all 16.01 0.00 5.72 1.82 0.03 76.42 17:58:01 0 26.49 0.00 8.87 2.40 0.03 62.21 17:58:01 1 9.60 0.00 4.39 1.68 0.03 84.30 17:58:01 2 18.05 0.00 5.04 2.60 0.05 74.26 17:58:01 3 9.94 0.00 4.58 0.59 0.02 84.86 17:59:01 all 13.67 0.00 8.80 4.76 0.05 72.72 17:59:01 0 12.16 0.00 9.71 6.99 0.05 71.09 17:59:01 1 12.25 0.00 8.01 5.01 0.05 74.68 17:59:01 2 17.51 0.00 9.12 2.08 0.05 71.24 17:59:01 3 12.75 0.00 8.38 4.98 0.03 73.86 18:00:01 all 43.27 0.00 13.68 5.38 0.02 37.65 18:00:01 0 43.12 0.00 13.33 4.72 0.02 38.81 18:00:01 1 42.46 0.00 14.18 4.45 0.02 38.89 18:00:01 2 43.68 0.00 13.60 7.88 0.02 34.82 18:00:01 3 43.81 0.00 13.62 4.47 0.03 38.07 18:01:01 all 0.05 0.00 0.05 0.00 0.00 99.90 18:01:01 0 0.07 0.00 0.07 0.00 0.00 99.87 18:01:01 1 0.03 0.00 0.08 0.02 0.00 99.87 18:01:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:01:01 3 0.07 0.00 0.03 0.00 0.00 99.90 18:02:01 all 0.20 0.00 0.10 0.00 0.00 99.70 18:02:01 0 0.08 0.00 0.08 0.00 0.00 99.83 18:02:01 1 0.10 0.00 0.12 0.00 0.00 99.78 18:02:01 2 0.13 0.00 0.08 0.00 0.00 99.78 18:02:01 3 0.50 0.00 0.10 0.00 0.00 99.40 18:03:01 all 0.03 0.00 0.03 0.00 0.00 99.94 18:03:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:03:01 1 0.05 0.00 0.05 0.00 0.00 99.90 18:03:01 2 0.02 0.00 0.02 0.00 0.00 99.97 18:03:01 3 0.02 0.00 0.05 0.00 0.00 99.93 18:04:01 all 0.03 0.00 0.02 0.00 0.00 99.95 18:04:01 0 0.03 0.00 0.03 0.02 0.00 99.92 18:04:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:04:01 2 0.02 0.00 0.02 0.00 0.00 99.97 18:04:01 3 0.02 0.00 0.02 0.00 0.00 99.97 18:05:01 all 2.69 0.00 1.84 1.35 0.00 94.10 18:05:01 0 2.83 0.00 1.69 0.49 0.00 94.99 18:05:01 1 2.98 0.00 1.79 1.59 0.02 93.63 18:05:01 2 2.57 0.00 1.81 2.69 0.00 92.93 18:05:01 3 2.39 0.00 2.09 0.65 0.00 94.87 Average: all 9.40 0.00 3.74 1.65 0.01 85.19 Average: 0 10.49 0.00 4.18 1.80 0.01 83.51 Average: 1 8.35 0.00 3.54 1.58 0.01 86.52 Average: 2 10.16 0.00 3.68 1.89 0.01 84.24 Average: 3 8.60 0.00 3.57 1.32 0.01 86.50