---> uname -a: Linux 5d80f175013d 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% /w/workspace/edgexfoundry_device-sdk-c_geneva@tmp /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 ---> free -m: total used free shared buff/cache available Mem: 1837 752 113 0 971 1004 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) 21:46:03 LINUX RESTART 21:47:02 tps rtps wtps bread/s bwrtn/s 21:48:01 56.86 15.83 41.03 5116.46 4862.10 21:49:01 2.30 0.00 2.30 0.00 50.83 21:50:01 0.33 0.00 0.33 0.00 5.37 21:51:01 0.35 0.00 0.35 0.00 5.99 21:52:01 0.25 0.00 0.25 0.00 4.63 21:53:01 2.56 0.07 2.49 39.04 69.42 21:54:02 263.16 142.25 120.92 6355.25 31818.77 Average: 46.59 22.64 23.94 1638.06 5268.33 21:47:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:48:01 162900 1718656 91.34 2620 1134112 1157372 39.50 438048 1121676 116 21:49:01 171720 1709836 90.87 2620 1134116 1082748 36.95 434976 1116720 20 21:50:01 170968 1710588 90.91 2620 1134124 1082988 36.96 437752 1115364 20 21:51:01 168912 1712644 91.02 2620 1134124 1083024 36.96 445564 1109200 16 21:52:01 170388 1711168 90.94 2620 1134132 1082832 36.96 451636 1102040 16 21:53:01 151888 1729668 91.93 2620 1115436 1382232 47.17 476124 1094472 40 21:54:02 175868 1705688 90.65 2596 968032 1441044 49.18 524700 916388 60 Average: 167521 1714035 91.10 2617 1107725 1187463 40.53 458400 1082266 41 21:47:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:48:01 eth0 201.18 143.33 815.43 97.19 0.00 0.00 0.00 21:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:48:01 docker0 8.13 5.80 0.97 20.21 0.00 0.00 0.00 21:49:01 eth0 0.70 0.10 0.06 0.01 0.00 0.00 0.00 21:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 eth0 1.01 0.50 0.32 0.21 0.00 0.00 0.00 21:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:51:01 eth0 0.48 0.33 0.27 0.20 0.00 0.00 0.00 21:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:52:01 eth0 0.15 0.12 0.08 0.07 0.00 0.00 0.00 21:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:53:01 veth7f21ba5 0.00 0.10 0.00 0.01 0.00 0.00 0.00 21:53:01 eth0 294.59 209.50 1133.83 110.91 0.00 0.00 0.00 21:53:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 21:53:01 docker0 7.98 5.69 0.95 19.85 0.00 0.00 0.00 21:54:02 veth617a492 0.00 0.10 0.00 0.01 0.00 0.00 0.00 21:54:02 eth0 169.77 115.64 3373.68 69.30 0.00 0.00 0.00 21:54:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:54:02 docker0 18.29 28.70 1.05 165.13 0.00 0.00 0.00 Average: veth617a492 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: eth0 66.60 46.63 646.51 25.85 0.00 0.00 0.00 Average: lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 Average: docker0 3.77 4.93 0.29 26.53 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) 21:46:03 LINUX RESTART 21:47:02 CPU %user %nice %system %iowait %steal %idle 21:48:01 all 7.08 0.00 2.99 1.59 7.75 80.59 21:48:01 0 6.48 0.00 2.66 0.53 8.41 81.93 21:48:01 1 8.46 0.00 3.47 4.20 7.29 76.58 21:48:01 2 6.47 0.00 3.24 0.81 7.41 82.07 21:48:01 3 6.91 0.00 2.59 0.81 7.86 81.83 21:49:01 all 0.09 0.00 0.10 0.00 0.74 99.08 21:49:01 0 0.03 0.00 0.10 0.00 0.78 99.09 21:49:01 1 0.07 0.00 0.12 0.00 1.14 98.68 21:49:01 2 0.00 0.00 0.10 0.00 0.37 99.53 21:49:01 3 0.23 0.00 0.07 0.00 0.68 99.02 21:50:01 all 0.13 0.00 0.03 0.00 0.12 99.72 21:50:01 0 0.35 0.00 0.02 0.00 0.15 99.48 21:50:01 1 0.03 0.00 0.03 0.00 0.08 99.85 21:50:01 2 0.10 0.00 0.05 0.00 0.17 99.68 21:50:01 3 0.05 0.00 0.03 0.00 0.07 99.85 21:51:01 all 0.12 0.00 0.03 0.00 0.22 99.63 21:51:01 0 0.13 0.00 0.00 0.00 0.05 99.82 21:51:01 1 0.03 0.00 0.03 0.00 0.15 99.78 21:51:01 2 0.28 0.00 0.03 0.00 0.28 99.40 21:51:01 3 0.03 0.00 0.08 0.00 0.37 99.52 21:52:01 all 0.10 0.00 0.07 0.00 0.11 99.72 21:52:01 0 0.03 0.00 0.02 0.00 0.02 99.93 21:52:01 1 0.08 0.00 0.07 0.00 0.22 99.63 21:52:01 2 0.28 0.00 0.05 0.00 0.18 99.48 21:52:01 3 0.02 0.00 0.13 0.00 0.03 99.82 21:53:01 all 0.53 0.00 1.15 0.04 3.58 94.69 21:53:01 0 0.44 0.00 2.16 0.00 3.19 94.21 21:53:01 1 0.27 0.00 0.50 0.03 4.06 95.13 21:53:01 2 0.96 0.00 1.14 0.02 3.28 94.60 21:53:01 3 0.46 0.00 0.85 0.13 3.78 94.79 21:54:02 all 8.63 0.00 6.59 2.92 14.77 67.09 21:54:02 0 7.10 0.00 5.59 1.11 15.83 70.36 21:54:02 1 13.37 0.00 6.56 5.75 15.49 58.84 21:54:02 2 6.70 0.00 7.47 3.72 13.93 68.17 21:54:02 3 7.36 0.00 6.77 1.14 13.81 70.93 Average: all 2.38 0.00 1.57 0.65 3.91 91.48 Average: 0 2.09 0.00 1.52 0.24 4.10 92.05 Average: 1 3.18 0.00 1.54 1.42 4.07 89.79 Average: 2 2.11 0.00 1.74 0.65 3.67 91.82 Average: 3 2.14 0.00 1.51 0.30 3.80 92.25