---> uname -a: Linux prd-centos7-docker-4c-2g-31047.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: 2933.442 BogoMIPS: 5866.88 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-555 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-555@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 691 104 0 1041 1041 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:b7:ef:96 brd ff:ff:ff:ff:ff:ff inet 10.30.122.120/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85948sec preferred_lft 85948sec inet6 fe80::f816:3eff:feb7:ef96/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:76:ad:c2:93 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::42:76ff:fead:c293/64 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) 03/23/21 _x86_64_ (4 CPU) 09:04:20 LINUX RESTART (4 CPU) 09:05:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:06:01 44.35 11.73 32.62 0.00 4325.64 3301.36 0.00 09:07:01 1.87 0.00 1.87 0.00 0.00 38.87 0.00 09:08:01 0.35 0.00 0.35 0.00 0.00 5.75 0.00 09:09:01 0.13 0.00 0.13 0.00 0.00 1.07 0.00 09:10:01 0.28 0.00 0.28 0.00 0.00 3.43 0.00 09:11:01 0.32 0.00 0.32 0.00 0.00 4.06 0.00 Average: 7.89 1.96 5.93 0.00 721.42 559.46 0.00 09:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:06:01 154228 0 592784 31.51 2620 1131912 1114936 38.05 405768 1120060 8 09:07:01 161892 0 585112 31.10 2620 1131920 1073208 36.63 403896 1115240 8 09:08:01 159544 0 587456 31.22 2620 1131924 1073352 36.63 403848 1117888 8 09:09:01 158220 0 588780 31.29 2620 1131924 1073208 36.63 416396 1106708 16 09:10:01 157412 0 589580 31.33 2620 1131932 1073280 36.63 412160 1112340 16 09:11:01 157348 0 589640 31.34 2620 1131936 1073208 36.63 422328 1101672 12 Average: 158107 0 588892 31.30 2620 1131925 1080199 36.87 410733 1112318 11 09:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:06:01 eth0 167.52 121.07 468.65 45.67 0.00 0.00 0.00 0.00 09:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 docker0 11.08 9.17 2.11 21.00 0.00 0.00 0.00 0.00 09:07:01 eth0 1.18 0.00 0.11 0.00 0.00 0.00 0.00 0.00 09:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 eth0 1.28 0.78 0.84 0.38 0.00 0.00 0.00 0.00 09:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 eth0 0.12 0.08 0.01 0.04 0.00 0.00 0.00 0.00 09:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 0.00 09:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 0.00 09:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 28.42 20.37 78.33 7.70 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 1.85 1.53 0.35 3.50 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) 03/23/21 _x86_64_ (4 CPU) 09:04:20 LINUX RESTART (4 CPU) 09:05:01 CPU %user %nice %system %iowait %steal %idle 09:06:01 all 3.34 0.00 2.03 1.11 0.03 93.49 09:06:01 0 3.06 0.00 2.13 0.39 0.03 94.39 09:06:01 1 3.47 0.00 1.79 1.86 0.03 92.84 09:06:01 2 3.51 0.00 2.17 1.41 0.02 92.90 09:06:01 3 3.31 0.00 2.03 0.79 0.03 93.83 09:07:01 all 0.17 0.00 0.05 0.00 0.00 99.78 09:07:01 0 0.03 0.00 0.05 0.00 0.00 99.92 09:07:01 1 0.05 0.00 0.03 0.00 0.00 99.92 09:07:01 2 0.07 0.00 0.07 0.00 0.00 99.87 09:07:01 3 0.52 0.00 0.07 0.00 0.00 99.42 09:08:01 all 0.16 0.00 0.05 0.00 0.00 99.78 09:08:01 0 0.05 0.00 0.05 0.00 0.00 99.90 09:08:01 1 0.05 0.00 0.05 0.00 0.00 99.90 09:08:01 2 0.43 0.00 0.07 0.00 0.00 99.50 09:08:01 3 0.12 0.00 0.05 0.00 0.00 99.83 09:09:01 all 0.15 0.00 0.03 0.00 0.01 99.81 09:09:01 0 0.02 0.00 0.02 0.00 0.00 99.97 09:09:01 1 0.50 0.00 0.02 0.00 0.00 99.48 09:09:01 2 0.05 0.00 0.05 0.00 0.02 99.88 09:09:01 3 0.03 0.00 0.05 0.00 0.02 99.90 09:10:01 all 0.15 0.00 0.03 0.00 0.00 99.81 09:10:01 0 0.02 0.00 0.00 0.00 0.02 99.97 09:10:01 1 0.53 0.00 0.05 0.00 0.00 99.42 09:10:01 2 0.03 0.00 0.05 0.00 0.00 99.92 09:10:01 3 0.03 0.00 0.02 0.00 0.00 99.95 09:11:01 all 0.15 0.00 0.04 0.00 0.00 99.81 09:11:01 0 0.02 0.00 0.02 0.00 0.00 99.97 09:11:01 1 0.48 0.00 0.02 0.00 0.02 99.48 09:11:01 2 0.07 0.00 0.10 0.00 0.00 99.83 09:11:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 0.68 0.00 0.37 0.18 0.01 98.75 Average: 0 0.53 0.00 0.38 0.06 0.01 99.02 Average: 1 0.85 0.00 0.33 0.31 0.01 98.51 Average: 2 0.69 0.00 0.41 0.23 0.01 98.66 Average: 3 0.67 0.00 0.37 0.13 0.01 98.82