---> uname -a: Linux prd-centos7-docker-4c-2g-1791.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: 2799.998 BogoMIPS: 5599.99 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 7.5G 32.5G 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 7.5G 32.5G 19% /facter-os /dev/vda1 40.0G 7.5G 32.5G 19% /etc/resolv.conf /dev/vda1 40.0G 7.5G 32.5G 19% /etc/hostname /dev/vda1 40.0G 7.5G 32.5G 19% /etc/hosts /dev/vda1 40.0G 7.5G 32.5G 19% /var/log/secure /dev/vda1 40.0G 7.5G 32.5G 19% /var/log/auth.log /dev/vda1 40.0G 7.5G 32.5G 19% /run/cloud-init/result.json /dev/vda1 40.0G 7.5G 32.5G 19% /w/workspace/undry_device-rfid-llrp-go_master /dev/vda1 40.0G 7.5G 32.5G 19% /w/workspace/undry_device-rfid-llrp-go_master@tmp /dev/vda1 40.0G 7.5G 32.5G 19% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 7821 892 4880 0 2048 6748 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:4d:c6:44 brd ff:ff:ff:ff:ff:ff inet 10.30.122.50/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86273sec preferred_lft 86273sec inet6 fe80::f816:3eff:fe4d:c644/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:dd:48:bd:27 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 ---> sar -b -r -n DEV: Linux 3.10.0-1160.21.1.el7.x86_64 (centos-7-docker-606adb87-c9a3-b56e-c965-7bc42a059c0f.vexxhost.lo) 06/01/21 _x86_64_ (2 CPU) 13:34:45 LINUX RESTART (2 CPU) 13:35:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:36:02 197.85 115.70 82.15 0.00 8692.57 38301.96 0.00 Average: 197.85 115.70 82.15 0.00 8692.57 38301.96 0.00 13:35:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:36:02 5627964 0 768732 9.60 2620 1609624 1147736 12.67 486260 1506512 33208 Average: 5627964 0 768732 9.60 2620 1609624 1147736 12.67 486260 1506512 33208 13:35:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:36:02 eth0 417.02 280.27 662.32 63.79 0.00 0.00 0.00 0.00 13:36:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:36:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 417.02 280.27 662.32 63.79 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.21.1.el7.x86_64 (centos-7-docker-606adb87-c9a3-b56e-c965-7bc42a059c0f.vexxhost.lo) 06/01/21 _x86_64_ (2 CPU) 13:34:45 LINUX RESTART (2 CPU) 13:35:02 CPU %user %nice %system %iowait %steal %idle 13:36:02 all 20.18 0.00 7.36 28.37 0.06 44.03 13:36:02 0 19.00 0.00 7.63 28.45 0.05 44.87 13:36:02 1 21.36 0.00 7.09 28.29 0.07 43.19 Average: all 20.18 0.00 7.36 28.37 0.06 44.03 Average: 0 19.00 0.00 7.63 28.45 0.05 44.87 Average: 1 21.36 0.00 7.09 28.29 0.07 43.19