---> uname -a: Linux prd-centos7-docker-4c-2g-21871.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% /w/workspace/dry_go-mod-core-contracts_PR-443 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-443@tmp /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 ---> free -m: total used free shared buff/cache available Mem: 1837 676 114 0 1047 1057 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:79:29:9d brd ff:ff:ff:ff:ff:ff inet 10.30.123.237/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe79:299d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:a4:1a:e0:51 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:a4ff:fe1a:e051/64 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) 01/21/21 _x86_64_ (4 CPU) 06:55:00 LINUX RESTART (4 CPU) 06:56:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:57:01 8.79 1.86 6.92 0.00 173.76 188.23 0.00 06:58:01 0.60 0.00 0.60 0.00 0.00 9.76 0.00 06:59:01 0.17 0.00 0.17 0.00 0.00 1.62 0.00 Average: 3.15 0.61 2.54 0.00 57.28 65.87 0.00 06:56:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:57:01 150972 0 581516 30.91 2620 1146436 1106852 37.78 405920 1122856 20 06:58:01 157432 0 575048 30.56 2620 1146444 1072148 36.59 402620 1120768 8 06:59:01 155760 0 576716 30.65 2620 1146448 1072144 36.59 407320 1117728 8 Average: 154721 0 577760 30.71 2620 1146443 1083715 36.99 405287 1120451 12 06:56:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:57:01 eth0 14.61 12.24 8.18 19.07 0.00 0.00 0.00 0.00 06:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:58:01 eth0 0.32 0.08 0.02 0.01 0.00 0.00 0.00 0.00 06:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:59:01 eth0 0.62 0.08 0.06 0.01 0.00 0.00 0.00 0.00 06:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 5.13 4.09 2.72 6.29 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 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/21/21 _x86_64_ (4 CPU) 06:55:00 LINUX RESTART (4 CPU) 06:56:02 CPU %user %nice %system %iowait %steal %idle 06:57:01 all 0.89 0.00 0.27 0.22 0.02 98.60 06:57:01 0 1.15 0.00 0.31 0.02 0.02 98.51 06:57:01 1 1.10 0.00 0.24 0.05 0.02 98.59 06:57:01 2 0.93 0.00 0.34 0.80 0.02 97.91 06:57:01 3 0.39 0.00 0.19 0.03 0.02 99.37 06:58:01 all 0.16 0.00 0.04 0.00 0.00 99.80 06:58:01 0 0.05 0.00 0.03 0.00 0.00 99.92 06:58:01 1 0.03 0.00 0.02 0.00 0.00 99.95 06:58:01 2 0.52 0.00 0.05 0.00 0.00 99.43 06:58:01 3 0.05 0.00 0.07 0.00 0.00 99.88 06:59:01 all 0.17 0.00 0.03 0.00 0.00 99.80 06:59:01 0 0.02 0.00 0.03 0.00 0.00 99.95 06:59:01 1 0.07 0.00 0.05 0.00 0.00 99.88 06:59:01 2 0.52 0.00 0.02 0.00 0.00 99.47 06:59:01 3 0.07 0.00 0.03 0.00 0.00 99.90 Average: all 0.41 0.00 0.11 0.07 0.01 99.40 Average: 0 0.40 0.00 0.12 0.01 0.01 99.46 Average: 1 0.40 0.00 0.10 0.02 0.01 99.48 Average: 2 0.65 0.00 0.13 0.26 0.01 98.94 Average: 3 0.17 0.00 0.10 0.01 0.01 99.72