---> uname -a: Linux prd-centos7-docker-4c-2g-6115.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: 2933.442 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 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/auth.log /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-345 /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-345@tmp /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 ---> free -m: total used free shared buff/cache available Mem: 1837 690 118 0 1029 1044 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:b1:ff:f1 brd ff:ff:ff:ff:ff:ff inet 10.30.122.152/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86032sec preferred_lft 86032sec inet6 fe80::f816:3eff:feb1:fff1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:a5:e9:aa:91 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:a5ff:fee9:aa91/64 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) 10/19/20 _x86_64_ (4 CPU) 01:15:55 LINUX RESTART (4 CPU) 01:17:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:18:02 11.68 3.17 8.52 0.00 165.39 226.01 0.00 01:19:01 0.41 0.00 0.41 0.00 0.00 6.71 0.00 01:20:01 0.25 0.00 0.25 0.00 0.00 2.88 0.00 01:21:01 0.28 0.00 0.28 0.00 0.00 3.55 0.00 01:22:01 23.58 23.26 0.32 0.00 2097.19 7.28 0.00 Average: 7.25 5.31 1.94 0.00 455.00 48.84 0.00 01:17:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:18:02 149428 0 599936 31.89 2620 1129572 1125440 38.41 431568 1139392 20 01:19:01 154136 0 595224 31.63 2620 1129576 1087892 37.13 430856 1136040 16 01:20:01 154592 0 594760 31.61 2620 1129584 1081760 36.92 430588 1135920 16 01:21:01 153448 0 595904 31.67 2620 1129584 1081808 36.92 434960 1132960 8 01:22:01 70164 0 616116 32.75 2620 1192656 1109248 37.86 455960 1187736 200 Average: 136354 0 600388 31.91 2620 1142194 1097230 37.45 436786 1146410 52 01:17:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:18:02 eth0 24.42 19.15 27.21 26.24 0.00 0.00 0.00 0.00 01:18:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:18:02 docker0 5.16 3.96 1.18 12.28 0.00 0.00 0.00 0.00 01:19:01 eth0 1.98 0.90 0.89 0.42 0.00 0.00 0.00 0.00 01:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 eth0 1.10 0.35 0.34 0.20 0.00 0.00 0.00 0.00 01:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 eth0 0.67 0.38 0.41 0.20 0.00 0.00 0.00 0.00 01:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 eth0 9.53 6.08 9.13 3.47 0.00 0.00 0.00 0.00 01:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 7.50 5.34 7.55 6.06 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 1.02 0.78 0.23 2.43 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) 10/19/20 _x86_64_ (4 CPU) 01:15:55 LINUX RESTART (4 CPU) 01:17:02 CPU %user %nice %system %iowait %steal %idle 01:18:02 all 1.06 0.00 0.40 0.20 0.00 98.33 01:18:02 0 0.80 0.00 0.44 0.00 0.00 98.76 01:18:02 1 1.46 0.00 0.32 0.66 0.00 97.56 01:18:02 2 1.17 0.00 0.42 0.08 0.02 98.30 01:18:02 3 0.83 0.00 0.42 0.05 0.00 98.69 01:19:01 all 0.18 0.00 0.05 0.00 0.00 99.77 01:19:01 0 0.05 0.00 0.05 0.00 0.00 99.90 01:19:01 1 0.08 0.00 0.07 0.00 0.00 99.85 01:19:01 2 0.53 0.00 0.07 0.00 0.00 99.41 01:19:01 3 0.05 0.00 0.02 0.00 0.02 99.92 01:20:01 all 0.16 0.00 0.04 0.00 0.00 99.80 01:20:01 0 0.02 0.00 0.03 0.00 0.00 99.95 01:20:01 1 0.07 0.00 0.07 0.00 0.00 99.87 01:20:01 2 0.57 0.00 0.02 0.00 0.00 99.42 01:20:01 3 0.00 0.00 0.03 0.00 0.00 99.97 01:21:01 all 0.14 0.00 0.05 0.00 0.00 99.81 01:21:01 0 0.02 0.00 0.03 0.00 0.00 99.95 01:21:01 1 0.43 0.00 0.05 0.00 0.00 99.52 01:21:01 2 0.07 0.00 0.08 0.00 0.02 99.83 01:21:01 3 0.03 0.00 0.02 0.00 0.00 99.95 01:22:01 all 0.81 0.00 0.50 0.51 0.00 98.19 01:22:01 0 0.75 0.00 0.52 0.18 0.00 98.55 01:22:01 1 1.10 0.00 0.43 0.17 0.00 98.30 01:22:01 2 0.62 0.00 0.55 1.64 0.00 97.19 01:22:01 3 0.75 0.00 0.48 0.05 0.02 98.70 Average: all 0.47 0.00 0.21 0.14 0.00 99.18 Average: 0 0.33 0.00 0.21 0.04 0.00 99.42 Average: 1 0.63 0.00 0.19 0.16 0.00 99.02 Average: 2 0.59 0.00 0.23 0.35 0.01 98.83 Average: 3 0.33 0.00 0.19 0.02 0.01 99.45