---> uname -a: Linux prd-centos7-docker-4c-2g-23981.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: 2933.436 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% /w/workspace/dry_go-mod-core-contracts_PR-468@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 /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-468 ---> free -m: total used free shared buff/cache available Mem: 1837 708 114 0 1013 1024 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:68:a6:04 brd ff:ff:ff:ff:ff:ff inet 10.30.123.45/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86000sec preferred_lft 86000sec inet6 fe80::f816:3eff:fe68:a604/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:c4:26:2a:c6 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:c4ff:fe26:2ac6/64 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) 01/29/21 _x86_64_ (4 CPU) 17:50:49 LINUX RESTART (4 CPU) 17:52:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:53:01 2.21 0.00 2.21 0.00 0.00 51.45 0.00 17:54:01 0.83 0.00 0.83 0.00 0.00 10.78 0.00 17:55:01 0.33 0.00 0.33 0.00 0.00 5.30 0.00 17:56:01 0.17 0.00 0.17 0.00 0.00 1.60 0.00 17:57:01 0.43 0.00 0.43 0.00 0.00 4.78 0.00 Average: 0.80 0.00 0.80 0.00 0.00 14.78 0.00 17:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:53:01 159380 0 599620 31.87 2620 1119924 1075052 36.69 418736 1103680 24 17:54:01 158156 0 600884 31.94 2620 1119884 1072996 36.62 427604 1096548 8 17:55:01 156792 0 602244 32.01 2620 1119888 1073212 36.63 430648 1094704 8 17:56:01 156536 0 602500 32.02 2620 1119888 1073128 36.62 433948 1092108 8 17:57:01 153852 0 605176 32.16 2620 1119896 1073092 36.62 440516 1088188 8 Average: 156943 0 602085 32.00 2620 1119896 1073496 36.64 430290 1095046 11 17:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:53:01 eth0 0.63 0.12 0.04 0.01 0.00 0.00 0.00 0.00 17:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:54:01 eth0 0.30 0.08 0.03 0.01 0.00 0.00 0.00 0.00 17:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:55:01 eth0 1.17 0.48 0.33 0.21 0.00 0.00 0.00 0.00 17:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:01 eth0 0.53 0.40 0.27 0.20 0.00 0.00 0.00 0.00 17:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 eth0 0.28 0.20 0.14 0.07 0.00 0.00 0.00 0.00 17:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.58 0.26 0.16 0.10 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 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/29/21 _x86_64_ (4 CPU) 17:50:49 LINUX RESTART (4 CPU) 17:52:01 CPU %user %nice %system %iowait %steal %idle 17:53:01 all 0.18 0.00 0.05 0.00 0.00 99.77 17:53:01 0 0.45 0.00 0.05 0.00 0.02 99.48 17:53:01 1 0.12 0.00 0.08 0.00 0.00 99.80 17:53:01 2 0.10 0.00 0.05 0.00 0.00 99.85 17:53:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:54:01 all 0.16 0.00 0.08 0.00 0.02 99.74 17:54:01 0 0.03 0.00 0.05 0.00 0.02 99.90 17:54:01 1 0.07 0.00 0.13 0.00 0.03 99.77 17:54:01 2 0.47 0.00 0.03 0.00 0.02 99.48 17:54:01 3 0.08 0.00 0.10 0.00 0.02 99.80 17:55:01 all 0.16 0.00 0.05 0.00 0.00 99.79 17:55:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:55:01 1 0.07 0.00 0.08 0.00 0.00 99.85 17:55:01 2 0.53 0.00 0.05 0.00 0.00 99.42 17:55:01 3 0.02 0.00 0.03 0.00 0.00 99.95 17:56:01 all 0.16 0.00 0.05 0.00 0.00 99.79 17:56:01 0 0.02 0.00 0.03 0.00 0.00 99.95 17:56:01 1 0.08 0.00 0.08 0.00 0.00 99.83 17:56:01 2 0.52 0.00 0.03 0.00 0.00 99.45 17:56:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:57:01 all 0.16 0.00 0.05 0.00 0.01 99.78 17:57:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:57:01 1 0.52 0.00 0.08 0.00 0.00 99.40 17:57:01 2 0.05 0.00 0.03 0.00 0.02 99.90 17:57:01 3 0.05 0.00 0.07 0.00 0.02 99.87 Average: all 0.16 0.00 0.06 0.00 0.01 99.77 Average: 0 0.11 0.00 0.03 0.00 0.01 99.85 Average: 1 0.17 0.00 0.09 0.00 0.01 99.73 Average: 2 0.33 0.00 0.04 0.00 0.01 99.62 Average: 3 0.04 0.00 0.05 0.00 0.01 99.90