---> uname -a: Linux prd-centos7-docker-4c-2g-21502.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: 2933.438 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/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-432 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-432@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 ---> free -m: total used free shared buff/cache available Mem: 1837 684 103 0 1049 1049 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:94:14:ef brd ff:ff:ff:ff:ff:ff inet 10.30.123.140/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe94:14ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:4d:14:8e:13 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::42:4dff:fe14:8e13/64 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) 01/20/21 _x86_64_ (4 CPU) 05:41:49 LINUX RESTART (4 CPU) 05:43:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:44:01 3.98 0.07 3.91 0.00 2.13 133.48 0.00 05:45:02 0.43 0.00 0.43 0.00 0.00 6.99 0.00 05:46:01 0.24 0.00 0.24 0.00 0.00 2.91 0.00 Average: 1.56 0.02 1.53 0.00 0.71 48.05 0.00 05:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:44:01 153636 0 580552 30.86 2620 1144736 1087192 37.10 382204 1145852 20 05:45:02 151784 0 582396 30.95 2620 1144744 1087300 37.11 387688 1142828 8 05:46:01 150608 0 583568 31.02 2620 1144748 1087372 37.11 387016 1144032 8 Average: 152009 0 582172 30.94 2620 1144743 1087288 37.11 385636 1144237 12 05:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:44:01 eth0 0.58 0.08 0.04 0.04 0.00 0.00 0.00 0.00 05:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:45:02 eth0 4.33 1.93 3.41 0.31 0.00 0.00 0.00 0.00 05:45:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:45:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:46:01 eth0 0.83 0.44 0.31 0.21 0.00 0.00 0.00 0.00 05:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.92 0.82 1.26 0.18 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) 01/20/21 _x86_64_ (4 CPU) 05:41:49 LINUX RESTART (4 CPU) 05:43:01 CPU %user %nice %system %iowait %steal %idle 05:44:01 all 0.07 0.00 0.06 0.00 0.01 99.87 05:44:01 0 0.05 0.00 0.05 0.00 0.00 99.90 05:44:01 1 0.10 0.00 0.08 0.00 0.02 99.80 05:44:01 2 0.12 0.00 0.03 0.00 0.00 99.85 05:44:01 3 0.00 0.00 0.07 0.00 0.02 99.92 05:45:02 all 0.16 0.00 0.06 0.00 0.00 99.77 05:45:02 0 0.05 0.00 0.05 0.00 0.00 99.90 05:45:02 1 0.07 0.00 0.08 0.00 0.00 99.85 05:45:02 2 0.10 0.00 0.05 0.00 0.02 99.83 05:45:02 3 0.43 0.00 0.07 0.00 0.00 99.50 05:46:01 all 0.14 0.00 0.04 0.00 0.03 99.79 05:46:01 0 0.05 0.00 0.03 0.00 0.05 99.86 05:46:01 1 0.08 0.00 0.05 0.00 0.03 99.83 05:46:01 2 0.05 0.00 0.05 0.00 0.02 99.88 05:46:01 3 0.39 0.00 0.02 0.00 0.02 99.58 Average: all 0.12 0.00 0.05 0.00 0.01 99.81 Average: 0 0.05 0.00 0.04 0.00 0.02 99.89 Average: 1 0.08 0.00 0.07 0.00 0.02 99.83 Average: 2 0.09 0.00 0.04 0.00 0.01 99.85 Average: 3 0.27 0.00 0.05 0.00 0.01 99.66