---> uname -a: Linux fd6fe7703e19 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 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 L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline 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 6.3G 43.7G 13% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-247 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-247@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 591 74 0 1172 1141 Swap: 1023 1 1022 ---> 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 6: eth0@if7: 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 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/08/20 _x86_64_ (4 CPU) 09:59:43 LINUX RESTART 10:00:02 tps rtps wtps bread/s bwrtn/s 10:01:01 100.29 38.30 61.98 4951.12 23297.83 10:02:01 4.55 0.08 4.46 2.00 172.62 10:03:01 0.60 0.00 0.60 0.00 7.61 10:04:01 0.55 0.00 0.55 0.00 5.96 10:05:01 0.60 0.00 0.60 0.00 7.03 10:06:01 26.43 26.18 0.25 1841.04 3.68 Average: 21.96 10.69 11.27 1122.12 3863.90 10:00:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:01:01 108416 1773888 94.24 2620 1240768 948472 32.36 435424 1176360 1248 10:02:01 113052 1769252 93.99 2620 1240956 945424 32.26 433428 1176428 8 10:03:01 118080 1764224 93.73 2620 1240960 903172 30.82 429768 1176408 8 10:04:01 118596 1763708 93.70 2620 1240968 903108 30.81 429368 1176408 8 10:05:01 118284 1764020 93.72 2620 1240972 903076 30.81 429120 1176408 8 10:06:01 82908 1799396 95.60 2620 1264208 930572 31.75 441612 1199660 72 Average: 109889 1772415 94.16 2620 1244805 922304 31.47 433120 1180279 225 10:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 10:01:01 eth0 412.34 261.49 1043.76 101.93 0.00 0.00 0.00 10:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:01:01 docker0 7.63 6.33 0.88 16.68 0.00 0.00 0.00 10:02:01 eth0 2.26 0.58 1.55 0.05 0.00 0.00 0.00 10:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:03:01 eth0 0.92 0.32 0.30 0.20 0.00 0.00 0.00 10:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:04:01 eth0 0.92 0.33 0.30 0.20 0.00 0.00 0.00 10:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 eth0 0.53 0.40 0.27 0.21 0.00 0.00 0.00 10:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 eth0 3.70 2.23 3.60 1.26 0.00 0.00 0.00 10:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 69.19 43.64 172.64 17.08 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.26 1.04 0.14 2.74 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/08/20 _x86_64_ (4 CPU) 09:59:43 LINUX RESTART 10:00:02 CPU %user %nice %system %iowait %steal %idle 10:01:01 all 13.01 0.00 5.65 4.55 0.01 76.78 10:01:01 0 12.66 0.00 5.75 3.42 0.02 78.16 10:01:01 1 13.13 0.00 5.79 3.02 0.03 78.03 10:01:01 2 12.27 0.00 5.69 6.82 0.00 75.22 10:01:01 3 13.98 0.00 5.39 4.93 0.02 75.68 10:02:01 all 0.21 0.00 0.05 0.00 0.00 99.73 10:02:01 0 0.07 0.00 0.07 0.00 0.00 99.87 10:02:01 1 0.10 0.00 0.07 0.00 0.00 99.83 10:02:01 2 0.08 0.00 0.03 0.00 0.00 99.88 10:02:01 3 0.58 0.00 0.05 0.00 0.00 99.37 10:03:01 all 0.19 0.00 0.04 0.00 0.00 99.77 10:03:01 0 0.03 0.00 0.03 0.00 0.00 99.93 10:03:01 1 0.12 0.00 0.05 0.00 0.00 99.83 10:03:01 2 0.42 0.00 0.07 0.00 0.00 99.52 10:03:01 3 0.17 0.00 0.03 0.00 0.00 99.80 10:04:01 all 0.13 0.00 0.05 0.00 0.00 99.82 10:04:01 0 0.05 0.00 0.02 0.00 0.00 99.93 10:04:01 1 0.12 0.00 0.12 0.00 0.02 99.75 10:04:01 2 0.32 0.00 0.03 0.00 0.02 99.63 10:04:01 3 0.03 0.00 0.05 0.00 0.00 99.92 10:05:01 all 0.19 0.00 0.05 0.00 0.00 99.75 10:05:01 0 0.05 0.00 0.03 0.00 0.02 99.90 10:05:01 1 0.13 0.00 0.07 0.00 0.00 99.80 10:05:01 2 0.12 0.00 0.07 0.00 0.00 99.82 10:05:01 3 0.45 0.00 0.03 0.00 0.00 99.52 10:06:01 all 0.37 0.00 0.15 0.62 0.00 98.86 10:06:01 0 0.20 0.00 0.17 0.48 0.00 99.15 10:06:01 1 0.43 0.00 0.22 0.55 0.00 98.80 10:06:01 2 0.12 0.00 0.12 1.10 0.00 98.67 10:06:01 3 0.72 0.00 0.12 0.35 0.00 98.82 Average: all 2.30 0.00 0.98 0.85 0.00 95.86 Average: 0 2.13 0.00 0.99 0.64 0.01 96.23 Average: 1 2.30 0.00 1.03 0.59 0.01 96.07 Average: 2 2.18 0.00 0.98 1.30 0.00 95.54 Average: 3 2.61 0.00 0.93 0.86 0.00 95.60