---> uname -a: Linux 6681d93bd39e 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 7.2G 42.7G 15% / 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 7.2G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.2G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.2G 42.7G 15% /w/workspace/edgexfoundry_edgex-ui-go_PR-247@tmp /dev/vda1 50.0G 7.2G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.2G 42.7G 15% /w/workspace/edgexfoundry_edgex-ui-go_PR-247 ---> free -m: total used free shared buff/cache available Mem: 1837 627 118 0 1091 1105 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 06/22/20 _x86_64_ (4 CPU) 11:34:47 LINUX RESTART 11:36:01 tps rtps wtps bread/s bwrtn/s 11:37:01 2.05 0.00 2.05 0.00 41.95 11:38:01 0.43 0.00 0.43 0.00 6.21 11:39:01 0.37 0.00 0.37 0.00 5.31 11:40:01 0.18 0.00 0.18 0.00 1.88 11:41:01 162.60 104.53 58.08 7931.80 19937.71 Average: 33.13 20.91 12.22 1586.73 3999.54 11:36:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:37:01 172416 1709140 90.84 2620 1177460 1055936 36.04 413180 1135144 20 11:38:01 169824 1711732 90.97 2620 1177464 1056204 36.05 416732 1134660 8 11:39:01 169740 1711816 90.98 2620 1177472 1056204 36.05 416772 1134664 8 11:40:01 169640 1711916 90.98 2620 1177524 1056000 36.04 418480 1133136 20 11:41:01 153072 1728484 91.86 2620 1115444 1183080 40.38 480396 1041512 300 Average: 166938 1714618 91.13 2620 1165073 1081485 36.91 429112 1115823 71 11:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:37:01 eth0 0.72 0.08 0.06 0.01 0.00 0.00 0.00 11:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:38:01 eth0 3.01 1.80 3.16 0.30 0.00 0.00 0.00 11:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:39:01 eth0 0.53 0.33 0.27 0.20 0.00 0.00 0.00 11:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 11:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:41:01 veth3436611 0.22 0.25 0.38 0.09 0.00 0.00 0.00 11:41:01 eth0 697.27 455.39 3590.30 173.77 0.00 0.00 0.00 11:41:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 11:41:01 docker0 31.09 24.64 3.25 61.79 0.00 0.00 0.00 Average: veth3436611 0.04 0.05 0.08 0.02 0.00 0.00 0.00 Average: eth0 139.49 91.10 718.23 34.76 0.00 0.00 0.00 Average: lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.22 4.93 0.65 12.36 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) 06/22/20 _x86_64_ (4 CPU) 11:34:47 LINUX RESTART 11:36:01 CPU %user %nice %system %iowait %steal %idle 11:37:01 all 0.16 0.00 0.05 0.00 0.00 99.78 11:37:01 0 0.03 0.00 0.05 0.00 0.00 99.92 11:37:01 1 0.05 0.00 0.05 0.00 0.00 99.90 11:37:01 2 0.53 0.00 0.08 0.00 0.00 99.38 11:37:01 3 0.02 0.00 0.03 0.00 0.00 99.95 11:38:01 all 0.16 0.00 0.04 0.00 0.00 99.80 11:38:01 0 0.07 0.00 0.07 0.00 0.00 99.87 11:38:01 1 0.03 0.00 0.03 0.00 0.00 99.93 11:38:01 2 0.48 0.00 0.07 0.00 0.00 99.45 11:38:01 3 0.05 0.00 0.02 0.00 0.00 99.93 11:39:01 all 0.15 0.00 0.03 0.00 0.00 99.82 11:39:01 0 0.03 0.00 0.03 0.00 0.00 99.93 11:39:01 1 0.03 0.00 0.03 0.00 0.02 99.92 11:39:01 2 0.53 0.00 0.03 0.00 0.00 99.43 11:39:01 3 0.02 0.00 0.02 0.00 0.00 99.97 11:40:01 all 0.16 0.00 0.04 0.00 0.00 99.80 11:40:01 0 0.02 0.00 0.03 0.00 0.00 99.95 11:40:01 1 0.02 0.00 0.03 0.00 0.00 99.95 11:40:01 2 0.55 0.00 0.07 0.00 0.00 99.38 11:40:01 3 0.02 0.00 0.02 0.00 0.00 99.97 11:41:01 all 5.75 0.00 3.43 2.30 0.01 88.51 11:41:01 0 5.17 0.00 3.16 0.94 0.00 90.74 11:41:01 1 6.00 0.00 3.65 2.26 0.02 88.07 11:41:01 2 6.04 0.00 3.71 2.62 0.02 87.62 11:41:01 3 5.81 0.00 3.17 3.38 0.02 87.62 Average: all 1.27 0.00 0.71 0.46 0.00 97.56 Average: 0 1.06 0.00 0.66 0.19 0.00 98.09 Average: 1 1.22 0.00 0.76 0.45 0.01 97.56 Average: 2 1.62 0.00 0.79 0.52 0.00 97.07 Average: 3 1.17 0.00 0.65 0.67 0.00 97.50