---> uname -a: Linux prd-centos7-docker-4c-2g-24182.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-470 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-470@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 696 102 0 1039 1036 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:c9:76:cb brd ff:ff:ff:ff:ff:ff inet 10.30.122.79/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85994sec preferred_lft 85994sec inet6 fe80::f816:3eff:fec9:76cb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:ff:d0:fa:40 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:ffff:fed0:fa40/64 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) 01/31/21 _x86_64_ (4 CPU) 08:24:38 LINUX RESTART (4 CPU) 08:25:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:26:01 121.54 39.61 81.93 0.00 7822.40 36194.43 0.00 08:27:01 3.71 0.03 3.68 0.00 1.07 124.04 0.00 08:28:01 0.37 0.00 0.37 0.00 0.00 5.68 0.00 08:29:01 0.18 0.00 0.18 0.00 0.00 1.88 0.00 08:30:01 0.28 0.00 0.28 0.00 0.00 3.58 0.00 08:31:01 0.80 0.47 0.33 0.00 138.95 5.25 0.00 Average: 20.88 6.60 14.28 0.00 1309.93 5976.30 0.00 08:25:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:26:01 161760 0 593080 31.52 2620 1124084 1101420 37.59 387428 1131528 132 08:27:01 169264 0 585508 31.12 2620 1124152 1074248 36.66 384736 1128744 16 08:28:01 166816 0 587952 31.25 2620 1124156 1074344 36.67 396704 1119332 20 08:29:01 167264 0 587504 31.22 2620 1124156 1074248 36.66 395944 1119332 12 08:30:01 165796 0 588964 31.30 2620 1124164 1074356 36.67 398504 1118528 8 08:31:01 155696 0 594684 31.61 2620 1128544 1087180 37.10 402820 1122572 192 Average: 164433 0 589615 31.34 2620 1124876 1080966 36.89 394356 1123339 63 08:25:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:26:01 eth0 577.09 344.55 1103.83 94.60 0.00 0.00 0.00 0.00 08:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 docker0 6.63 5.06 1.59 17.61 0.00 0.00 0.00 0.00 08:27:01 eth0 0.68 0.08 0.06 0.01 0.00 0.00 0.00 0.00 08:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 eth0 0.60 0.40 0.28 0.20 0.00 0.00 0.00 0.00 08:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 eth0 0.75 0.08 0.06 0.01 0.00 0.00 0.00 0.00 08:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 eth0 0.53 0.35 0.27 0.20 0.00 0.00 0.00 0.00 08:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 eth0 4.36 2.81 4.37 1.42 0.00 0.00 0.00 0.00 08:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 96.07 57.29 182.39 15.87 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 1.09 0.83 0.26 2.90 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) 01/31/21 _x86_64_ (4 CPU) 08:24:38 LINUX RESTART (4 CPU) 08:25:02 CPU %user %nice %system %iowait %steal %idle 08:26:01 all 13.74 0.00 6.51 3.19 0.19 76.38 08:26:01 0 13.76 0.00 9.08 2.31 0.17 74.68 08:26:01 1 12.67 0.00 5.81 3.90 0.21 77.42 08:26:01 2 14.27 0.00 5.54 4.59 0.16 75.44 08:26:01 3 14.24 0.00 5.63 1.96 0.21 77.96 08:27:01 all 0.17 0.00 0.05 0.00 0.01 99.78 08:27:01 0 0.03 0.00 0.05 0.00 0.00 99.92 08:27:01 1 0.08 0.00 0.03 0.00 0.00 99.88 08:27:01 2 0.48 0.00 0.03 0.00 0.02 99.47 08:27:01 3 0.07 0.00 0.07 0.00 0.02 99.85 08:28:01 all 0.15 0.00 0.05 0.00 0.00 99.79 08:28:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:28:01 1 0.07 0.00 0.10 0.00 0.00 99.83 08:28:01 2 0.45 0.00 0.05 0.00 0.00 99.50 08:28:01 3 0.07 0.00 0.05 0.00 0.00 99.88 08:29:01 all 0.15 0.00 0.03 0.00 0.00 99.82 08:29:01 0 0.00 0.00 0.02 0.00 0.00 99.98 08:29:01 1 0.07 0.00 0.07 0.00 0.00 99.87 08:29:01 2 0.50 0.00 0.02 0.00 0.00 99.48 08:29:01 3 0.02 0.00 0.02 0.00 0.00 99.97 08:30:01 all 0.17 0.00 0.05 0.00 0.00 99.78 08:30:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:30:01 1 0.07 0.00 0.08 0.00 0.00 99.85 08:30:01 2 0.55 0.00 0.05 0.00 0.00 99.40 08:30:01 3 0.03 0.00 0.03 0.00 0.02 99.92 08:31:01 all 0.55 0.00 0.38 0.00 0.01 99.05 08:31:01 0 0.42 0.00 0.43 0.00 0.00 99.15 08:31:01 1 0.45 0.00 0.47 0.00 0.02 99.07 08:31:01 2 0.98 0.00 0.33 0.02 0.02 98.65 08:31:01 3 0.37 0.00 0.28 0.00 0.00 99.35 Average: all 2.42 0.00 1.15 0.52 0.03 95.88 Average: 0 2.30 0.00 1.55 0.37 0.03 95.75 Average: 1 2.18 0.00 1.07 0.63 0.04 96.09 Average: 2 2.81 0.00 0.98 0.75 0.03 95.44 Average: 3 2.39 0.00 0.98 0.32 0.04 96.27