---> uname -a: Linux prd-centos7-docker-4c-2g-25463.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% /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-493 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-493@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 732 106 0 998 1000 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:f0:e2:a8 brd ff:ff:ff:ff:ff:ff inet 10.30.123.173/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86008sec preferred_lft 86008sec inet6 fe80::f816:3eff:fef0:e2a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:07:51:db:fa 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::42:7ff:fe51:dbfa/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) 02/08/21 _x86_64_ (4 CPU) 06:12:49 LINUX RESTART (4 CPU) 06:14:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:15:01 2.48 0.00 2.48 0.00 0.00 61.83 0.00 06:16:01 0.38 0.00 0.38 0.00 0.00 6.05 0.00 06:17:01 0.25 0.00 0.25 0.00 0.00 3.11 0.00 06:18:01 0.27 0.00 0.27 0.00 0.00 3.33 0.00 06:19:01 0.35 0.10 0.25 0.00 7.86 3.73 0.00 Average: 0.75 0.02 0.73 0.00 1.57 15.61 0.00 06:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:15:01 151612 0 629612 33.46 2620 1097700 1091004 37.23 410648 1120008 20 06:16:01 151336 0 629880 33.48 2620 1097708 1079696 36.85 420748 1110560 8 06:17:01 150492 0 630720 33.52 2620 1097712 1079888 36.85 421916 1110556 8 06:18:01 150056 0 631156 33.54 2620 1097712 1079696 36.85 429168 1103336 8 06:19:01 147544 0 633252 33.66 2620 1098128 1080324 36.87 434252 1100616 192 Average: 150208 0 630924 33.53 2620 1097792 1082122 36.93 423346 1109015 47 06:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:15:01 eth0 2.71 1.03 2.96 0.08 0.00 0.00 0.00 0.00 06:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 eth0 0.80 0.08 0.07 0.01 0.00 0.00 0.00 0.00 06:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 eth0 0.52 0.48 0.27 0.21 0.00 0.00 0.00 0.00 06:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 06:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 eth0 5.51 3.65 5.25 2.21 0.00 0.00 0.00 0.00 06:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.93 1.07 1.71 0.50 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) 02/08/21 _x86_64_ (4 CPU) 06:12:49 LINUX RESTART (4 CPU) 06:14:01 CPU %user %nice %system %iowait %steal %idle 06:15:01 all 0.26 0.00 0.05 0.00 0.00 99.69 06:15:01 0 0.10 0.00 0.07 0.00 0.00 99.83 06:15:01 1 0.05 0.00 0.07 0.00 0.00 99.88 06:15:01 2 0.23 0.00 0.05 0.00 0.00 99.72 06:15:01 3 0.65 0.00 0.03 0.00 0.00 99.32 06:16:01 all 0.14 0.00 0.03 0.00 0.00 99.84 06:16:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:16:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:16:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:16:01 3 0.43 0.00 0.02 0.00 0.00 99.55 06:17:01 all 0.14 0.00 0.03 0.00 0.00 99.82 06:17:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:17:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:17:01 2 0.05 0.00 0.07 0.00 0.00 99.88 06:17:01 3 0.45 0.00 0.02 0.00 0.02 99.52 06:18:01 all 0.16 0.00 0.05 0.00 0.00 99.80 06:18:01 0 0.05 0.00 0.05 0.00 0.00 99.90 06:18:01 1 0.03 0.00 0.07 0.00 0.00 99.90 06:18:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:18:01 3 0.52 0.00 0.03 0.00 0.00 99.45 06:19:01 all 0.60 0.00 0.46 0.00 0.02 98.91 06:19:01 0 0.97 0.00 0.55 0.00 0.02 98.47 06:19:01 1 0.32 0.00 0.37 0.00 0.03 99.28 06:19:01 2 0.22 0.00 0.40 0.00 0.03 99.35 06:19:01 3 0.92 0.00 0.52 0.02 0.00 98.55 Average: all 0.26 0.00 0.12 0.00 0.01 99.61 Average: 0 0.24 0.00 0.14 0.00 0.00 99.62 Average: 1 0.09 0.00 0.11 0.00 0.01 99.79 Average: 2 0.12 0.00 0.12 0.00 0.01 99.76 Average: 3 0.59 0.00 0.12 0.00 0.00 99.28