---> uname -a: Linux prd-centos7-docker-4c-2g-21443.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-439 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-439@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 683 106 0 1047 1050 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:c5:51:ef brd ff:ff:ff:ff:ff:ff inet 10.30.122.48/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85958sec preferred_lft 85958sec inet6 fe80::f816:3eff:fec5:51ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:a2:a7:10:9c 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:a2ff:fea7:109c/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) 01/20/21 _x86_64_ (4 CPU) 00:40:22 LINUX RESTART (4 CPU) 00:41:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:42:01 44.59 10.87 33.72 0.00 4298.93 2887.17 0.00 00:43:01 1.76 0.00 1.76 0.00 0.00 34.93 0.00 00:44:01 0.27 0.00 0.27 0.00 0.00 3.61 0.00 00:45:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 00:46:01 0.25 0.00 0.25 0.00 0.00 3.13 0.00 00:47:01 0.38 0.00 0.38 0.00 0.00 6.00 0.00 Average: 7.92 1.81 6.11 0.00 716.81 489.83 0.00 00:41:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:42:01 152216 0 578388 30.74 2620 1148320 1117928 38.15 395796 1132800 20 00:43:01 156176 0 574420 30.53 2620 1148328 1094688 37.36 395596 1129916 20 00:44:01 156768 0 573824 30.50 2620 1148332 1088496 37.15 398628 1126052 20 00:45:01 156652 0 573940 30.50 2620 1148332 1079220 36.83 399808 1125088 12 00:46:01 156412 0 574172 30.52 2620 1148340 1079292 36.83 404068 1121004 20 00:47:01 155852 0 574728 30.55 2620 1148344 1079376 36.84 405060 1121004 8 Average: 155679 0 574912 30.56 2620 1148333 1089833 37.19 399826 1125977 17 00:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:42:01 eth0 160.60 115.28 463.59 45.95 0.00 0.00 0.00 0.00 00:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 docker0 7.87 6.69 1.66 17.26 0.00 0.00 0.00 0.00 00:43:01 eth0 5.89 2.13 3.59 0.82 0.00 0.00 0.00 0.00 00:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 eth0 0.67 0.37 0.28 0.23 0.00 0.00 0.00 0.00 00:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 eth0 0.78 0.07 0.06 0.01 0.00 0.00 0.00 0.00 00:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 eth0 0.92 0.20 0.20 0.07 0.00 0.00 0.00 0.00 00:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 eth0 0.93 0.50 0.53 0.39 0.00 0.00 0.00 0.00 00:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 28.31 19.77 78.08 7.92 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 1.31 1.12 0.28 2.88 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) 01/20/21 _x86_64_ (4 CPU) 00:40:22 LINUX RESTART (4 CPU) 00:41:01 CPU %user %nice %system %iowait %steal %idle 00:42:01 all 3.64 0.00 1.85 1.06 0.03 93.42 00:42:01 0 3.42 0.00 2.29 0.75 0.02 93.52 00:42:01 1 3.60 0.00 2.06 2.61 0.03 91.70 00:42:01 2 3.53 0.00 1.47 0.45 0.03 94.51 00:42:01 3 4.04 0.00 1.58 0.44 0.02 93.93 00:43:01 all 0.22 0.00 0.06 0.00 0.00 99.72 00:43:01 0 0.32 0.00 0.05 0.00 0.00 99.63 00:43:01 1 0.15 0.00 0.10 0.00 0.00 99.75 00:43:01 2 0.30 0.00 0.02 0.00 0.00 99.68 00:43:01 3 0.10 0.00 0.08 0.00 0.02 99.80 00:44:01 all 0.18 0.00 0.05 0.00 0.01 99.77 00:44:01 0 0.52 0.00 0.05 0.00 0.02 99.42 00:44:01 1 0.08 0.00 0.05 0.00 0.02 99.85 00:44:01 2 0.03 0.00 0.02 0.00 0.00 99.95 00:44:01 3 0.08 0.00 0.07 0.00 0.00 99.85 00:45:01 all 0.16 0.00 0.03 0.00 0.00 99.81 00:45:01 0 0.50 0.00 0.02 0.00 0.00 99.48 00:45:01 1 0.08 0.00 0.05 0.00 0.00 99.87 00:45:01 2 0.02 0.00 0.03 0.00 0.02 99.93 00:45:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:46:01 all 0.18 0.00 0.07 0.00 0.01 99.74 00:46:01 0 0.52 0.00 0.12 0.00 0.02 99.35 00:46:01 1 0.07 0.00 0.07 0.00 0.00 99.87 00:46:01 2 0.07 0.00 0.05 0.00 0.02 99.87 00:46:01 3 0.05 0.00 0.05 0.00 0.02 99.88 00:47:01 all 0.17 0.00 0.05 0.00 0.00 99.78 00:47:01 0 0.52 0.00 0.10 0.00 0.00 99.38 00:47:01 1 0.03 0.00 0.05 0.00 0.00 99.92 00:47:01 2 0.10 0.00 0.03 0.00 0.00 99.87 00:47:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 0.75 0.00 0.35 0.18 0.01 98.71 Average: 0 0.96 0.00 0.44 0.13 0.01 98.47 Average: 1 0.67 0.00 0.39 0.43 0.01 98.50 Average: 2 0.67 0.00 0.27 0.08 0.01 98.97 Average: 3 0.72 0.00 0.30 0.07 0.01 98.90