---> uname -a: Linux prd-centos7-docker-4c-2g-12897.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 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 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 7.2G 42.8G 14% / 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 7.2G 42.8G 14% /facter-os /dev/vda1 50.0G 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa-host /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/secure /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log /dev/vda1 50.0G 7.2G 42.8G 14% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-367 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-367@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 683 119 0 1034 1051 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:45:1b:fe brd ff:ff:ff:ff:ff:ff inet 10.30.122.77/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85964sec preferred_lft 85964sec inet6 fe80::f816:3eff:fe45:1bfe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:d3:0d:8c:d0 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:d3ff:fe0d:8cd0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 11/20/20 _x86_64_ (4 CPU) 02:26:55 LINUX RESTART (4 CPU) 02:28:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:29:01 62.98 17.08 45.90 0.00 5188.85 4966.26 0.00 02:30:01 2.05 0.00 2.05 0.00 0.00 44.82 0.00 02:31:01 0.17 0.00 0.17 0.00 0.00 2.28 0.00 02:32:01 0.27 0.00 0.27 0.00 0.00 3.86 0.00 02:33:01 0.32 0.00 0.32 0.00 0.00 4.16 0.00 02:34:01 41.44 41.14 0.30 0.00 4170.81 10.12 0.00 Average: 17.75 9.68 8.07 0.00 1550.65 828.14 0.00 02:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:29:01 155848 0 583332 31.00 2620 1139756 1140012 38.91 419880 1145380 128 02:30:01 155584 0 583588 31.02 2620 1139764 1139992 38.91 421088 1144300 8 02:31:01 161448 0 577720 30.70 2620 1139768 1085112 37.03 419400 1141480 8 02:32:01 158864 0 580296 30.84 2620 1139776 1085404 37.04 424868 1138932 8 02:33:01 158120 0 581036 30.88 2620 1139780 1085500 37.05 430728 1133508 8 02:34:01 88024 0 590704 31.39 2620 1200208 1100916 37.57 429268 1200072 168 Average: 146315 0 582779 30.97 2620 1149842 1106156 37.75 424205 1150612 55 02:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:29:01 eth0 296.20 230.29 986.57 99.64 0.00 0.00 0.00 0.00 02:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:29:01 docker0 8.84 6.22 1.45 13.43 0.00 0.00 0.00 0.00 02:30:01 eth0 1.78 1.08 2.91 0.09 0.00 0.00 0.00 0.00 02:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 eth0 0.58 0.08 0.06 0.01 0.00 0.00 0.00 0.00 02:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 eth0 1.13 0.57 0.38 0.22 0.00 0.00 0.00 0.00 02:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 eth0 0.52 0.45 0.27 0.21 0.00 0.00 0.00 0.00 02:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:34:01 eth0 13.63 8.39 13.01 5.25 0.00 0.00 0.00 0.00 02:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 51.69 39.66 165.13 17.36 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 1.45 1.02 0.24 2.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 11/20/20 _x86_64_ (4 CPU) 02:26:55 LINUX RESTART (4 CPU) 02:28:01 CPU %user %nice %system %iowait %steal %idle 02:29:01 all 11.64 0.00 4.00 1.84 5.75 76.77 02:29:01 0 8.55 0.00 4.42 1.00 6.09 79.94 02:29:01 1 15.76 0.00 4.73 3.48 4.85 71.19 02:29:01 2 9.25 0.00 3.54 1.30 6.33 79.58 02:29:01 3 13.03 0.00 3.31 1.60 5.72 76.33 02:30:01 all 0.14 0.00 0.06 0.00 0.17 99.63 02:30:01 0 0.03 0.00 0.05 0.00 0.12 99.80 02:30:01 1 0.05 0.00 0.05 0.00 0.17 99.73 02:30:01 2 0.07 0.00 0.07 0.00 0.17 99.70 02:30:01 3 0.40 0.00 0.07 0.00 0.23 99.30 02:31:01 all 0.11 0.00 0.04 0.00 0.16 99.69 02:31:01 0 0.02 0.00 0.02 0.00 0.05 99.92 02:31:01 1 0.05 0.00 0.03 0.00 0.12 99.80 02:31:01 2 0.08 0.00 0.08 0.00 0.13 99.70 02:31:01 3 0.30 0.00 0.03 0.00 0.33 99.33 02:32:01 all 0.07 0.00 0.04 0.00 0.29 99.60 02:32:01 0 0.02 0.00 0.03 0.00 0.22 99.73 02:32:01 1 0.03 0.00 0.02 0.00 0.28 99.67 02:32:01 2 0.03 0.00 0.05 0.00 0.48 99.44 02:32:01 3 0.22 0.00 0.05 0.00 0.17 99.57 02:33:01 all 0.10 0.00 0.06 0.00 0.09 99.75 02:33:01 0 0.03 0.00 0.03 0.00 0.08 99.85 02:33:01 1 0.02 0.00 0.12 0.00 0.13 99.73 02:33:01 2 0.03 0.00 0.05 0.00 0.08 99.83 02:33:01 3 0.32 0.00 0.03 0.00 0.05 99.60 02:34:01 all 1.45 0.00 0.73 1.84 0.74 95.24 02:34:01 0 1.51 0.00 0.95 0.05 0.72 96.77 02:34:01 1 0.42 0.00 0.30 1.08 0.60 97.60 02:34:01 2 2.46 0.00 0.96 2.90 0.69 93.00 02:34:01 3 1.42 0.00 0.72 3.32 0.95 93.59 Average: all 2.18 0.00 0.80 0.60 1.16 95.26 Average: 0 1.63 0.00 0.89 0.17 1.17 96.14 Average: 1 2.61 0.00 0.84 0.74 0.99 94.82 Average: 2 1.94 0.00 0.77 0.69 1.28 95.31 Average: 3 2.53 0.00 0.68 0.81 1.21 94.76