---> uname -a: Linux prd-centos7-docker-4c-2g-22560.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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 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 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 7.3G 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-458 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-458@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 700 112 0 1024 1032 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 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:d8:49:20 brd ff:ff:ff:ff:ff:ff inet 10.30.122.188/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86003sec preferred_lft 86003sec inet6 fe80::f816:3eff:fed8:4920/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:fc:f4:da:61 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:fcff:fef4:da61/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/25/21 _x86_64_ (4 CPU) 06:06:00 LINUX RESTART (4 CPU) 06:07:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:08:01 9.39 2.08 7.31 0.00 178.62 200.65 0.00 06:09:01 0.35 0.00 0.35 0.00 0.00 5.54 0.00 06:10:01 0.28 0.00 0.28 0.00 0.00 3.63 0.00 06:11:01 0.23 0.00 0.23 0.00 0.00 2.96 0.00 06:12:01 0.30 0.00 0.30 0.00 0.00 5.01 0.00 Average: 2.11 0.42 1.70 0.00 35.73 43.56 0.00 06:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:08:01 144992 0 598548 31.81 2620 1135384 1109124 37.85 457400 1078728 20 06:09:01 150332 0 593200 31.53 2620 1135392 1078020 36.79 452692 1078620 16 06:10:01 148908 0 594620 31.60 2620 1135396 1078032 36.79 456664 1076612 20 06:11:01 148812 0 594716 31.61 2620 1135396 1078068 36.79 465452 1068068 16 06:12:01 147964 0 595556 31.65 2620 1135404 1078072 36.79 467044 1067360 20 Average: 148202 0 595328 31.64 2620 1135394 1084263 37.00 459850 1073878 18 06:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:08:01 eth0 30.82 26.32 37.05 23.05 0.00 0.00 0.00 0.00 06:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 docker0 8.86 6.18 1.65 16.90 0.00 0.00 0.00 0.00 06:09:01 eth0 3.40 0.33 0.54 0.20 0.00 0.00 0.00 0.00 06:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 eth0 3.83 0.82 1.05 0.56 0.00 0.00 0.00 0.00 06:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 eth0 4.51 0.83 1.07 0.62 0.00 0.00 0.00 0.00 06:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 eth0 3.70 0.88 1.11 0.65 0.00 0.00 0.00 0.00 06:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 9.25 5.84 8.16 5.02 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 1.77 1.24 0.33 3.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/25/21 _x86_64_ (4 CPU) 06:06:00 LINUX RESTART (4 CPU) 06:07:01 CPU %user %nice %system %iowait %steal %idle 06:08:01 all 1.22 0.00 0.63 0.22 0.00 97.93 06:08:01 0 1.39 0.00 0.64 0.05 0.00 97.93 06:08:01 1 1.00 0.00 0.70 0.02 0.02 98.26 06:08:01 2 1.10 0.00 0.50 0.02 0.00 98.38 06:08:01 3 1.37 0.00 0.69 0.80 0.00 97.14 06:09:01 all 0.17 0.00 0.05 0.00 0.01 99.77 06:09:01 0 0.07 0.00 0.08 0.00 0.02 99.83 06:09:01 1 0.48 0.00 0.07 0.00 0.02 99.43 06:09:01 2 0.07 0.00 0.05 0.00 0.02 99.87 06:09:01 3 0.05 0.00 0.02 0.00 0.00 99.93 06:10:01 all 0.14 0.00 0.08 0.00 0.11 99.67 06:10:01 0 0.03 0.00 0.12 0.00 0.10 99.75 06:10:01 1 0.33 0.00 0.08 0.00 0.07 99.52 06:10:01 2 0.15 0.00 0.08 0.00 0.10 99.67 06:10:01 3 0.05 0.00 0.05 0.00 0.17 99.73 06:11:01 all 0.13 0.00 0.04 0.00 0.10 99.72 06:11:01 0 0.03 0.00 0.07 0.00 0.05 99.85 06:11:01 1 0.43 0.00 0.07 0.00 0.18 99.32 06:11:01 2 0.03 0.00 0.03 0.00 0.10 99.83 06:11:01 3 0.03 0.00 0.00 0.00 0.08 99.88 06:12:01 all 0.17 0.00 0.05 0.00 0.03 99.75 06:12:01 0 0.07 0.00 0.07 0.00 0.02 99.85 06:12:01 1 0.50 0.00 0.03 0.00 0.03 99.43 06:12:01 2 0.07 0.00 0.07 0.00 0.05 99.82 06:12:01 3 0.03 0.00 0.03 0.00 0.03 99.90 Average: all 0.36 0.00 0.17 0.04 0.05 99.37 Average: 0 0.32 0.00 0.19 0.01 0.04 99.44 Average: 1 0.55 0.00 0.19 0.00 0.06 99.19 Average: 2 0.28 0.00 0.15 0.00 0.05 99.51 Average: 3 0.31 0.00 0.16 0.16 0.06 99.32