---> uname -a: Linux f19f07ccc255 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: 2933.438 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 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 7.8G 42.2G 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 7.8G 42.2G 16% /etc/resolv.conf /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hostname /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hosts /dev/vda1 50.0G 7.8G 42.2G 16% /var/log/sa /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_device-sdk-c_geneva /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_device-sdk-c_geneva@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 776 113 0 947 979 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 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) 07/23/20 _x86_64_ (4 CPU) 22:24:58 LINUX RESTART 22:26:01 tps rtps wtps bread/s bwrtn/s 22:27:01 29.67 11.31 18.36 4440.98 2137.57 22:28:02 0.27 0.00 0.27 0.00 3.65 22:29:01 0.27 0.00 0.27 0.00 3.71 22:30:01 0.23 0.00 0.23 0.00 2.83 22:31:01 0.30 0.00 0.30 0.00 4.01 22:32:01 160.11 96.62 63.49 3082.24 21887.28 22:33:01 204.76 110.00 94.76 8273.25 21587.90 Average: 56.75 31.26 25.49 2266.19 6544.67 22:26:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:27:01 171180 1710376 90.90 2620 1138932 1139028 38.87 436632 1114296 20 22:28:02 179012 1702544 90.49 2620 1138936 1076484 36.74 432900 1111080 8 22:29:01 177844 1703712 90.55 2620 1138944 1076712 36.75 434312 1111080 16 22:30:01 177944 1703612 90.54 2620 1138944 1076484 36.74 434756 1110484 16 22:31:01 177668 1703888 90.56 2620 1138952 1076580 36.74 436500 1109368 8 22:32:01 82280 1799276 95.63 2620 1067480 1519540 51.86 533228 1031896 78496 22:33:01 75800 1805756 95.97 2596 1001388 1563520 53.36 631004 910024 53148 Average: 148818 1732738 92.09 2617 1109082 1218335 41.58 477047 1071175 18816 22:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:27:01 eth0 56.24 45.92 355.35 49.47 0.00 0.00 0.00 22:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:27:01 docker0 8.35 6.30 0.91 19.96 0.00 0.00 0.00 22:28:02 eth0 0.70 0.08 0.06 0.01 0.00 0.00 0.00 22:28:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:28:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:29:01 eth0 1.93 1.22 3.25 0.32 0.00 0.00 0.00 22:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 eth0 0.10 0.10 0.01 0.13 0.00 0.00 0.00 22:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:31:01 eth0 0.73 0.20 0.19 0.07 0.00 0.00 0.00 22:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:32:01 eth0 130.34 78.09 3208.55 14.19 0.00 0.00 0.00 22:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:33:01 eth0 165.88 121.02 2538.61 75.06 0.00 0.00 0.00 22:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:33:01 docker0 23.48 32.15 1.42 165.26 0.00 0.00 0.00 Average: eth0 51.05 35.38 875.68 19.98 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.57 5.52 0.33 26.60 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) 07/23/20 _x86_64_ (4 CPU) 22:24:58 LINUX RESTART 22:26:01 CPU %user %nice %system %iowait %steal %idle 22:27:01 all 2.36 0.00 1.62 0.75 6.12 89.16 22:27:01 0 2.00 0.00 1.67 0.32 6.69 89.31 22:27:01 1 2.33 0.00 1.71 0.65 5.82 89.48 22:27:01 2 2.72 0.00 2.00 1.68 6.62 86.98 22:27:01 3 2.39 0.00 1.10 0.34 5.35 90.82 22:28:02 all 0.12 0.00 0.06 0.00 0.24 99.58 22:28:02 0 0.02 0.00 0.10 0.00 0.23 99.65 22:28:02 1 0.03 0.00 0.05 0.00 0.20 99.72 22:28:02 2 0.43 0.00 0.05 0.00 0.38 99.14 22:28:02 3 0.00 0.00 0.03 0.00 0.13 99.83 22:29:01 all 0.16 0.00 0.04 0.00 0.09 99.71 22:29:01 0 0.07 0.00 0.05 0.00 0.25 99.63 22:29:01 1 0.05 0.00 0.03 0.00 0.02 99.90 22:29:01 2 0.46 0.00 0.07 0.00 0.05 99.42 22:29:01 3 0.05 0.00 0.02 0.00 0.03 99.90 22:30:01 all 0.06 0.00 0.03 0.00 0.12 99.79 22:30:01 0 0.08 0.00 0.08 0.00 0.25 99.58 22:30:01 1 0.02 0.00 0.02 0.00 0.03 99.93 22:30:01 2 0.12 0.00 0.03 0.00 0.12 99.73 22:30:01 3 0.02 0.00 0.02 0.00 0.10 99.87 22:31:01 all 0.15 0.00 0.02 0.00 0.26 99.57 22:31:01 0 0.03 0.00 0.03 0.00 0.28 99.65 22:31:01 1 0.07 0.00 0.03 0.00 0.33 99.57 22:31:01 2 0.48 0.00 0.02 0.00 0.27 99.24 22:31:01 3 0.00 0.00 0.02 0.00 0.12 99.87 22:32:01 all 5.38 0.00 3.83 0.80 7.44 82.55 22:32:01 0 5.32 0.00 4.36 1.23 8.11 80.98 22:32:01 1 5.22 0.00 3.60 0.20 7.55 83.43 22:32:01 2 5.33 0.00 2.87 1.09 7.27 83.44 22:32:01 3 5.66 0.00 4.49 0.69 6.84 82.32 22:33:01 all 6.85 0.00 4.74 3.61 13.10 71.70 22:33:01 0 4.17 0.00 4.28 1.83 13.71 76.01 22:33:01 1 8.82 0.00 5.30 5.10 13.02 67.76 22:33:01 2 9.42 0.00 4.65 5.23 12.91 67.78 22:33:01 3 5.05 0.00 4.74 2.30 12.71 75.20 Average: all 2.18 0.00 1.50 0.75 3.96 91.61 Average: 0 1.69 0.00 1.53 0.49 4.30 91.99 Average: 1 2.39 0.00 1.55 0.86 3.89 91.31 Average: 2 2.75 0.00 1.41 1.17 4.01 90.68 Average: 3 1.89 0.00 1.50 0.48 3.65 92.48