---> uname -a: Linux prd-centos7-docker-4c-2g-25455.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% /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-492 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-492@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 685 99 0 1052 1047 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:e8:99:c2 brd ff:ff:ff:ff:ff:ff inet 10.30.123.36/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85975sec preferred_lft 85975sec inet6 fe80::f816:3eff:fee8:99c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:8b:e9:38:b6 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::42:8bff:fee9:38b6/64 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) 06:03:09 LINUX RESTART (4 CPU) 06:04:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:05:01 31.16 9.01 22.16 0.00 4169.94 3145.76 0.00 06:06:01 1.81 0.00 1.81 0.00 0.00 35.95 0.00 06:07:01 0.25 0.00 0.25 0.00 0.00 3.11 0.00 06:08:01 0.18 0.00 0.18 0.00 0.00 2.01 0.00 06:09:01 0.23 0.00 0.23 0.00 0.00 3.51 0.00 06:10:01 47.52 46.74 0.78 0.00 3874.13 18.40 0.00 Average: 13.53 9.29 4.24 0.00 1340.94 534.94 0.00 06:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 146200 0 577544 30.70 2620 1155180 1113516 38.00 409724 1124064 20 06:06:01 148400 0 575336 30.58 2620 1155188 1089752 37.19 410816 1121608 20 06:07:01 149140 0 574592 30.54 2620 1155192 1077320 36.77 415352 1116536 16 06:08:01 148956 0 574776 30.55 2620 1155192 1077200 36.76 416352 1116008 12 06:09:01 147904 0 575820 30.60 2620 1155200 1077296 36.77 418404 1115200 8 06:10:01 70804 0 599216 31.85 2620 1208904 1113440 38.00 429368 1181052 244 Average: 135234 0 579547 30.80 2620 1164143 1091421 37.25 416669 1129078 53 06:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 eth0 79.24 64.81 352.51 33.67 0.00 0.00 0.00 0.00 06:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 docker0 9.34 6.61 1.76 18.51 0.00 0.00 0.00 0.00 06:06:01 eth0 1.95 0.30 0.39 0.23 0.00 0.00 0.00 0.00 06:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 eth0 1.13 0.57 0.55 0.40 0.00 0.00 0.00 0.00 06:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 eth0 0.35 0.00 0.03 0.00 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 eth0 0.97 0.40 0.43 0.26 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 10.44 6.53 9.96 3.97 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 Average: eth0 15.68 12.10 60.66 6.42 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 1.56 1.10 0.29 3.09 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) 06:03:09 LINUX RESTART (4 CPU) 06:04:01 CPU %user %nice %system %iowait %steal %idle 06:05:01 all 2.51 0.00 1.76 0.60 0.05 95.07 06:05:01 0 2.73 0.00 2.24 0.40 0.03 94.59 06:05:01 1 2.28 0.00 1.88 1.49 0.07 94.29 06:05:01 2 2.48 0.00 1.39 0.13 0.05 95.95 06:05:01 3 2.57 0.00 1.54 0.37 0.05 95.47 06:06:01 all 0.14 0.00 0.05 0.00 0.00 99.82 06:06:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:06:01 1 0.02 0.00 0.03 0.00 0.00 99.95 06:06:01 2 0.03 0.00 0.05 0.00 0.00 99.92 06:06:01 3 0.47 0.00 0.07 0.00 0.00 99.47 06:07:01 all 0.17 0.00 0.04 0.00 0.00 99.79 06:07:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:07:01 1 0.05 0.00 0.05 0.00 0.00 99.90 06:07:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:07:01 3 0.55 0.00 0.07 0.00 0.00 99.38 06:08:01 all 0.13 0.00 0.03 0.00 0.00 99.83 06:08:01 0 0.02 0.00 0.03 0.00 0.00 99.95 06:08:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:08:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:08:01 3 0.45 0.00 0.03 0.00 0.00 99.52 06:09:01 all 0.18 0.00 0.06 0.00 0.02 99.74 06:09:01 0 0.10 0.00 0.03 0.00 0.02 99.85 06:09:01 1 0.08 0.00 0.03 0.00 0.02 99.87 06:09:01 2 0.05 0.00 0.03 0.00 0.02 99.90 06:09:01 3 0.50 0.00 0.13 0.00 0.02 99.35 06:10:01 all 1.21 0.00 0.63 1.20 0.00 96.95 06:10:01 0 0.55 0.00 0.30 0.02 0.00 99.13 06:10:01 1 1.30 0.00 0.82 2.04 0.00 95.84 06:10:01 2 0.98 0.00 0.57 0.05 0.00 98.40 06:10:01 3 1.99 0.00 0.85 2.70 0.02 94.44 Average: all 0.72 0.00 0.43 0.30 0.01 98.54 Average: 0 0.58 0.00 0.44 0.07 0.01 98.90 Average: 1 0.63 0.00 0.47 0.59 0.01 98.30 Average: 2 0.60 0.00 0.35 0.03 0.01 99.00 Average: 3 1.08 0.00 0.45 0.51 0.01 97.94