---> uname -a: Linux prd-centos7-docker-4c-2g-20136.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-427 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-427@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 701 106 0 1029 1032 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:24:9a:e1 brd ff:ff:ff:ff:ff:ff inet 10.30.123.22/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86030sec preferred_lft 86030sec inet6 fe80::f816:3eff:fe24:9ae1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:7e:e6:c3:2d 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::42:7eff:fee6:c32d/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) 01/14/21 _x86_64_ (4 CPU) 02:05:41 LINUX RESTART (4 CPU) 02:06:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:07:02 199.93 108.62 91.31 0.00 12553.03 40618.28 0.00 02:08:01 3.88 0.05 3.83 0.00 1.63 129.42 0.00 02:09:01 0.43 0.00 0.43 0.00 0.00 6.46 0.00 02:10:01 0.27 0.00 0.27 0.00 0.00 3.15 0.00 02:11:01 0.25 0.00 0.25 0.00 0.00 3.06 0.00 Average: 41.09 21.82 19.28 0.00 2520.41 8182.41 0.00 02:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:07:02 152728 0 597344 31.75 2620 1128852 1086468 37.08 417640 1109840 128 02:08:01 154528 0 595424 31.65 2620 1128972 1086152 37.07 418776 1108116 12 02:09:01 156132 0 593816 31.56 2620 1128976 1074772 36.68 425128 1100244 12 02:10:01 156180 0 593764 31.56 2620 1128980 1074856 36.68 425600 1100244 8 02:11:01 154020 0 595920 31.67 2620 1128984 1074868 36.68 431924 1095940 8 Average: 154718 0 595254 31.64 2620 1128953 1079423 36.84 423814 1102877 34 02:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:07:02 eth0 594.79 360.80 1125.43 103.28 0.00 0.00 0.00 0.00 02:07:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:02 docker0 8.57 6.47 1.60 15.78 0.00 0.00 0.00 0.00 02:08:01 eth0 4.39 2.18 3.85 0.17 0.00 0.00 0.00 0.00 02:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 eth0 0.70 0.08 0.06 0.01 0.00 0.00 0.00 0.00 02:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 eth0 0.60 0.37 0.28 0.20 0.00 0.00 0.00 0.00 02:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 eth0 0.25 0.20 0.12 0.07 0.00 0.00 0.00 0.00 02:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 120.58 72.99 226.79 20.82 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 1.72 1.30 0.32 3.17 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) 01/14/21 _x86_64_ (4 CPU) 02:05:41 LINUX RESTART (4 CPU) 02:06:01 CPU %user %nice %system %iowait %steal %idle 02:07:02 all 14.68 0.00 8.38 7.06 0.23 69.65 02:07:02 0 14.35 0.00 9.24 5.69 0.24 70.48 02:07:02 1 15.12 0.00 8.52 9.23 0.27 66.86 02:07:02 2 14.68 0.00 7.44 5.67 0.22 71.99 02:07:02 3 14.56 0.00 8.34 7.63 0.19 69.28 02:08:01 all 0.21 0.00 0.05 0.00 0.00 99.73 02:08:01 0 0.03 0.00 0.02 0.00 0.00 99.95 02:08:01 1 0.14 0.00 0.10 0.00 0.00 99.76 02:08:01 2 0.54 0.00 0.02 0.00 0.00 99.44 02:08:01 3 0.14 0.00 0.07 0.00 0.02 99.78 02:09:01 all 0.15 0.00 0.05 0.00 0.02 99.77 02:09:01 0 0.03 0.00 0.05 0.00 0.02 99.90 02:09:01 1 0.43 0.00 0.07 0.00 0.03 99.47 02:09:01 2 0.13 0.00 0.05 0.00 0.02 99.80 02:09:01 3 0.02 0.00 0.03 0.00 0.02 99.93 02:10:01 all 0.15 0.00 0.04 0.00 0.00 99.81 02:10:01 0 0.02 0.00 0.02 0.00 0.02 99.95 02:10:01 1 0.50 0.00 0.03 0.00 0.00 99.47 02:10:01 2 0.02 0.00 0.03 0.00 0.00 99.95 02:10:01 3 0.05 0.00 0.07 0.00 0.00 99.88 02:11:01 all 0.15 0.00 0.05 0.00 0.05 99.75 02:11:01 0 0.03 0.00 0.02 0.00 0.00 99.95 02:11:01 1 0.48 0.00 0.05 0.00 0.07 99.40 02:11:01 2 0.05 0.00 0.03 0.00 0.05 99.87 02:11:01 3 0.05 0.00 0.08 0.00 0.07 99.80 Average: all 3.03 0.00 1.69 1.39 0.06 93.82 Average: 0 2.85 0.00 1.84 1.12 0.05 94.13 Average: 1 3.30 0.00 1.74 1.83 0.07 93.06 Average: 2 3.04 0.00 1.49 1.12 0.06 94.29 Average: 3 2.92 0.00 1.70 1.51 0.06 93.82