---> uname -a: Linux prd-centos7-docker-4c-2g-6061.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/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-345 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-345@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 661 98 0 1078 1074 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:87:fa:e9 brd ff:ff:ff:ff:ff:ff inet 10.30.123.49/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fe87:fae9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:56:a3:53:6c 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::42:56ff:fea3:536c/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) 10/18/20 _x86_64_ (4 CPU) 06:47:40 LINUX RESTART (4 CPU) 06:49:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:50:01 3.83 0.00 3.83 0.00 0.00 129.75 0.00 06:51:01 0.43 0.00 0.43 0.00 0.00 5.70 0.00 06:52:01 0.27 0.00 0.27 0.00 0.00 3.93 0.00 06:53:01 0.35 0.00 0.35 0.00 0.00 4.90 0.00 Average: 1.22 0.00 1.22 0.00 0.00 36.08 0.00 06:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:01 176504 0 557304 29.62 2620 1145128 1077972 36.79 414572 1130352 16 06:51:01 177756 0 556048 29.55 2620 1145132 1070776 36.54 414664 1129632 8 06:52:01 177364 0 556432 29.57 2620 1145140 1070896 36.55 415328 1129632 8 06:53:01 175836 0 557960 29.65 2620 1145140 1070812 36.54 431316 1114936 8 Average: 176865 0 556936 29.60 2620 1145135 1072614 36.61 418970 1126138 10 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:01 eth0 2.56 1.28 2.95 0.09 0.00 0.00 0.00 0.00 06:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 eth0 0.65 0.08 0.06 0.01 0.00 0.00 0.00 0.00 06:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 eth0 1.42 0.72 0.59 0.40 0.00 0.00 0.00 0.00 06:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 eth0 0.18 0.17 0.06 0.01 0.00 0.00 0.00 0.00 06:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.20 0.56 0.91 0.13 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 0.00 0.00 0.00 0.00 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) 10/18/20 _x86_64_ (4 CPU) 06:47:40 LINUX RESTART (4 CPU) 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:01 all 0.19 0.00 0.09 0.00 0.01 99.72 06:50:01 0 0.40 0.00 0.10 0.00 0.00 99.50 06:50:01 1 0.12 0.00 0.10 0.00 0.03 99.75 06:50:01 2 0.15 0.00 0.10 0.00 0.00 99.75 06:50:01 3 0.08 0.00 0.05 0.00 0.00 99.87 06:51:01 all 0.11 0.00 0.04 0.00 0.00 99.85 06:51:01 0 0.27 0.00 0.05 0.00 0.02 99.67 06:51:01 1 0.05 0.00 0.03 0.00 0.00 99.92 06:51:01 2 0.08 0.00 0.03 0.00 0.00 99.88 06:51:01 3 0.05 0.00 0.03 0.00 0.00 99.92 06:52:01 all 0.11 0.00 0.03 0.00 0.01 99.85 06:52:01 0 0.30 0.00 0.03 0.00 0.02 99.65 06:52:01 1 0.03 0.00 0.02 0.00 0.00 99.95 06:52:01 2 0.07 0.00 0.05 0.00 0.02 99.87 06:52:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:53:01 all 0.16 0.00 0.06 0.00 0.01 99.77 06:53:01 0 0.52 0.00 0.03 0.00 0.00 99.45 06:53:01 1 0.03 0.00 0.12 0.00 0.02 99.83 06:53:01 2 0.05 0.00 0.05 0.00 0.02 99.88 06:53:01 3 0.03 0.00 0.05 0.00 0.02 99.90 Average: all 0.14 0.00 0.06 0.00 0.01 99.79 Average: 0 0.37 0.00 0.05 0.00 0.01 99.57 Average: 1 0.06 0.00 0.07 0.00 0.01 99.86 Average: 2 0.09 0.00 0.06 0.00 0.01 99.85 Average: 3 0.05 0.00 0.04 0.00 0.00 99.90