---> uname -a: Linux prd-centos7-docker-4c-2g-1108.vexxhost.local 3.10.0-1160.21.1.el7.x86_64 #1 SMP Tue Mar 16 18:28:22 UTC 2021 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB L1i cache: 64 KiB L2 cache: 1 MiB L3 cache: 32 MiB NUMA node0 CPU(s): 0,1 Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected 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 Srbds: Not affected 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 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm art rep_good nopl extd_apicid eagerfpu pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext retpoline_amd ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 arat npt nrip_save umip spec_ctrl intel_stibp ---> nproc: 2 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 40.0G 7.6G 32.4G 19% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 40.0G 7.6G 32.4G 19% /facter-os /dev/vda1 40.0G 7.6G 32.4G 19% /etc/resolv.conf /dev/vda1 40.0G 7.6G 32.4G 19% /etc/hostname /dev/vda1 40.0G 7.6G 32.4G 19% /etc/hosts /dev/vda1 40.0G 7.6G 32.4G 19% /var/log/secure /dev/vda1 40.0G 7.6G 32.4G 19% /var/log/auth.log /dev/vda1 40.0G 7.6G 32.4G 19% /run/cloud-init/result.json /dev/vda1 40.0G 7.6G 32.4G 19% /w/workspace/xfoundry_device-modbus-go_PR-245 /dev/vda1 40.0G 7.6G 32.4G 19% /w/workspace/xfoundry_device-modbus-go_PR-245@tmp /dev/vda1 40.0G 7.6G 32.4G 19% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 7821 952 4774 0 2093 6690 Swap: 1023 0 1023 ---> 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:f8:0b:60 brd ff:ff:ff:ff:ff:ff inet 10.30.122.8/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85996sec preferred_lft 85996sec inet6 fe80::f816:3eff:fef8:b60/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:2e:77:9a:24 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:2eff:fe77:9a24/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.21.1.el7.x86_64 (prd-centos7-docker-4c-2g-1108.vexxhost.local) 05/18/21 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:01:01 20.38 3.40 16.99 0.00 2565.46 2708.91 0.00 00:02:01 1.03 0.10 0.93 0.00 1.73 14.94 0.00 00:03:01 0.25 0.00 0.25 0.00 0.00 3.33 0.00 00:04:01 0.15 0.00 0.15 0.00 0.00 1.87 0.00 00:05:01 0.15 0.00 0.15 0.00 0.00 2.07 0.00 00:06:02 4.10 0.10 4.00 0.00 9.99 118.74 0.00 Average: 4.34 0.60 3.75 0.00 429.64 475.09 0.00 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:01 5466648 0 803056 10.03 2620 1736616 1306956 14.43 571940 1569900 20 00:02:01 5480456 0 789120 9.85 2620 1736744 1204856 13.30 561300 1569820 8 00:03:01 5478912 0 790656 9.87 2620 1736752 1205108 13.31 562004 1570364 20 00:04:01 5477312 0 792252 9.89 2620 1736756 1205168 13.31 563920 1570364 20 00:05:01 5477120 0 792440 9.89 2620 1736760 1205216 13.31 560540 1574020 16 00:06:02 5004488 0 908052 11.34 2620 2093780 1604120 17.71 855352 1719940 356352 Average: 5397489 0 812596 10.15 2620 1796235 1288571 14.23 612509 1595735 59406 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:01:01 eth0 70.97 56.14 341.51 14.14 0.00 0.00 0.00 0.00 00:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:01:01 docker0 2.38 1.87 0.49 5.16 0.00 0.00 0.00 0.00 00:02:01 eth0 0.65 0.02 0.06 0.00 0.00 0.00 0.00 0.00 00:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 eth0 1.33 0.30 0.34 0.19 0.00 0.00 0.00 0.00 00:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:04:01 eth0 1.42 0.47 0.39 0.21 0.00 0.00 0.00 0.00 00:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 eth0 1.67 0.85 0.71 0.44 0.00 0.00 0.00 0.00 00:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:06:02 eth0 184.18 165.34 2163.99 14.86 0.00 0.00 0.00 0.00 00:06:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:06:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 43.37 37.19 417.88 4.98 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 0.40 0.31 0.08 0.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.21.1.el7.x86_64 (prd-centos7-docker-4c-2g-1108.vexxhost.local) 05/18/21 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:01 all 3.02 0.00 1.73 0.40 0.05 94.80 00:01:01 0 2.91 0.00 1.73 0.15 0.05 95.16 00:01:01 1 3.14 0.00 1.74 0.64 0.05 94.43 00:02:01 all 0.05 0.00 0.04 0.00 0.04 99.87 00:02:01 0 0.05 0.00 0.05 0.00 0.05 99.85 00:02:01 1 0.05 0.00 0.03 0.00 0.03 99.88 00:03:01 all 0.16 0.00 0.06 0.00 0.03 99.75 00:03:01 0 0.27 0.00 0.03 0.00 0.03 99.67 00:03:01 1 0.05 0.00 0.08 0.00 0.03 99.83 00:04:01 all 0.16 0.00 0.03 0.00 0.02 99.79 00:04:01 0 0.20 0.00 0.05 0.00 0.03 99.72 00:04:01 1 0.12 0.00 0.02 0.00 0.00 99.87 00:05:01 all 0.14 0.00 0.03 0.00 0.03 99.80 00:05:01 0 0.10 0.00 0.03 0.00 0.03 99.83 00:05:01 1 0.18 0.00 0.03 0.00 0.02 99.77 00:06:02 all 4.07 0.00 1.31 0.04 0.04 94.54 00:06:02 0 4.77 0.00 1.30 0.02 0.05 93.87 00:06:02 1 3.38 0.00 1.31 0.07 0.03 95.21 Average: all 1.26 0.00 0.53 0.07 0.03 98.10 Average: 0 1.37 0.00 0.53 0.03 0.04 98.03 Average: 1 1.15 0.00 0.53 0.12 0.03 98.17